Trabajos applications engineer en Reino Unido - Page 7

I'm working with a tech driven hedge fund famous for their investment in technology, culture and collaboration. They hire people from tech as commonly as from within finance, and they need a Senior Cloud Security Engineer to join their growing London office. The company is running a plethora of applications ranging from AWS platforms, C++ low latency systems, and data heavy systems in Python. They need a Security Engineer to join and help automate security processes, influence the architecture, and partner with Cloud and Data teams. They need someone with 4+ years experience, who has diverse experience across threat modelling, product security and system architecture. Stack: Python, AWS, Linux, SAST This company has a modern culture with evangelizes collaboration and research, and as an engineer you are the driving force of the company and not an afterthought. This culture is coupled with market leading salaries and a huge budget for technology and development. If you’re excited by the opportunity to secure complex, high-performance systems in a tech-first environment, please do apply!

C++ Software Engineer – Low‑Latency Trading Contract - OUTSIDE IR35 Rate - Dependent on skills London - Hybrid working 50% in office. You'll be joining a high‑performance trading technology firm. Helping to building ultra‑low‑latency systems powering global electronic markets. Working alongside world‑class engineers solving complex challenges across C++, Linux, networking, and hardware‑accelerated trading pipelines. What You'll Do • Build and optimise high‑performance, low‑latency C++ applications, • Develop real‑time systems interacting directly with global exchanges, • Work closely with FPGA, network, and infrastructure teams, • Improve latency, throughput, and reliability across mission‑critical systems, • Exceptional modern C++ (C++17/20) development experience, • Strong Linux systems knowledge and debugging skills, • Experience in low‑latency, multithreaded or high‑performance environments, • Understanding of networking (TCP/UDP, kernel bypass, feed handlers), • Cutting‑edge technology environment, • Fast‑paced engineering‑driven culture 🔗 Click the link provided OR 📩 Email:

A systematic hedge fund with offices across major financial centres is seeking to expand its London-based technology team. The firm is seeking a talented Core Systems Engineer to focus on its internal Windows infrastructure environment. Windows serves as the primary desktop operating system, and many core infrastructure services are delivered through Windows Server platforms. This role is key to ensuring performance, reliability, and standardisation across the Windows estate. The successful candidate will work to improve, automate, and optimise the infrastructure environment, contributing to deployment strategy, operational stability, and cross-team collaboration in a global setting. Key Responsibilities • Maintain, improve, and standardise Windows desktop and server environments, • Automate deployment, configuration, Infrastructure-as-Code, and monitoring workflows, • Troubleshoot Windows operating systems and related applications, • Collaborate with global technology teams on deployments, issue resolution, and new initiatives, • Develop and maintain centrally managed automation scripts and repositories, • Monitor and optimise hardware performance across physical and virtual environments, • Contribute to documentation, process improvement, and infrastructure design Required Experience & Skills • Advanced experience with Microsoft Windows 10/11 and/or Windows Server 2016/2019/2022, • Experience with VMware environments, • Strong scripting/programming capability in PowerShell (preferred), Python, or C#, • Working knowledge of Active Directory, Kerberos, DNS, and Group Policy, • Demonstrated troubleshooting capability across Windows systems and applications, • Experience with hardware monitoring and performance tuning in physical or virtual infrastructure, • Ability to solve complex problems in a fast-paced environment, • Clear and concise communication skills, with a strong service-oriented approach To apply, please submit your CV or contact:

About S-Cube S-Cube is an award-winning energy tech startup revolutionizing the seismic industry. We are at the intersection of deep physics and cutting-edge Machine Learning. Our flagship technology, XWI, allows major global energy companies to "see" underground with unprecedented clarity. Role Description/Responsibilities As a Full Stack Engineer, you will architect and evolve the central nervous system of our operations: a sophisticated internal platform used by Geophysicists and Algorithm Developers to manage massive computational workloads running from both in-house and external users. You will bridge the gap between complex ML backends and intuitive user interfaces, creating tools that directly accelerate our R&D and optimise the QC process of our advanced algorithms. Key Responsibilities • Architect Scientific Platforms: Design and build scalable full-stack applications using Django and Angular. You will play a major role at the development lifecycle of our core dashboard, the central hub of our imaging workflows., • Optimize ML Workflows: Develop robust systems to query, parameterize, and track ML workloads. You will build utilities that allow our scientists to compare high-compute jobs, identify trends, and streamline the process., • User-Centric Feature Development: Collaborate directly with our internal users (PhDs, Geophysicists, and Algo Developers) to translate complex scientific requirements into seamless UI/UX features. We believe in using the right tool for the job. Our core environment includes: • Backend: Python, Django, RESTful APIs, SQL (PostgreSQL/MySQL)., • Frontend: TypeScript, Angular, HTML5/SCSS., • Cloud & Ops: AWS (EC2, S3, Lambda), Docker., • Data/ML Context: Interaction with ML pipelines and high-performance computing tasks., • Bachelor's (BSc) or Master's (MSc/MEng) degree in Computer Science, Physics, Mathematics, or a related field, • 3+ years of industry experience, • Proficiency in Python and Angular is essential., • Demonstrated expertise in both frontend and backend development, utilizing frameworks like Django, Angular, Rest, etc., • Strong command of SQL or equivalent database technologies, • Experience with ML workflows and agentic systems, • Bonus: experience working with cloud services and implementing/managing CI/CD pipelines

Software Engineer Tech Stack: C#, .NET, Python, SQL, Azure, Docker, Bloomberg, Fidessa London - Onsite Salary Range: £75,000 - £110,000 Harrington Starr has partnered with a boutique Investment Bank, with decades of experience and exceptional performance. They are currently seeking to hire a Polyglot Engineer possessing strong experience developing front office applications and systems, integrating with 3rd party vendors and APIs, written in C# and Python. This is an opportunity to be responsible for the development of exciting new greenfield applications right at the heart of the front office, with daily interaction with Traders and a host of stakeholders across all levels of the business. Responsibilities: • Design and develop new front office application utilising C#, .NET, Python, • Working on internal systems to maintain quality and standards, • Integration of real-time and historical data with 3rd party APIs - Bloomberg, FactSet and Fidessa, • Utilising historical data for analytics, automation and strategic decision making, • Integration of modern technologies and use of AI, • Daily interaction to quickly solve any issues for front office Benefits: • Ownership of greenfield development, • The ability to convert essential business needs and support front office functions, • Excellent base salary up to £110,000 based on experience and domain knowledge, • Exceptional bonus and benefits (health and dental care, life insurance), • Working flexibility Key Requirements: • BSc Computer Science or related Mathematical degree, • Excellent knowledge and experience developing with C#, .NET, Python, • Strong experience with 3rd party APIs, • Good experience developing front office systems, interacting with various stakeholders, • Excellent communication, • Strong commercial development experience with AI technologies, • Un-restricted right to work in the UK If you would like to book in a confidential phone call to discuss this opportunity in further detail, please apply below or send through a copy of your up-to-date CV via email to

Mainstream Contractor/Consultancy requires a Principal Structural Engineer to join the expanding head office. Candidates will need to be a Chartered member of IStructE and/or ICE and must have gained superior design, project and team-running skills in UK consultancy. They should be technically strong as well as being commercial, working on in-house on Contractor-led commissions. Current workload is extensive and wide in both new-build and refurbishment sectors (private and public sectors), with project value up to £300million. Many of the projects involve both permanent and temporary work design input, and candidates with skills in both arenas are highly desirable. Top base salary and extensive benefits (including a £5k car allowance) with a 3-day WFH policy in a well-established design office working on challenging projects. We regret that due to the high volume of applications we receive, if you have not heard from us within 7 days, your application has not been successful on this occasion. Walker Dendle Technical Limited acts as an employment business for temporary positions and an employment agency for permanent positions. Walker Dendle Technical is committed to equal opportunity and diversity. Suitable candidates with equivalent qualifications and more or less experience can apply. By applying to this position, you acknowledge that you have read and accepted the terms available on our website.

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. This is a hands-on role building high-performance, scalable software for real-world, high-traffic systems. About the Role You’ll join a permanent feature team, taking end-to-end ownership of services, from design and development to testing, deployment, and optimisation. Your focus will be on building robust microservices that support high-traffic user experiences, serving thousands or millions of concurrent users. What We’re Looking For • Proven experience developing Java microservices for high-traffic applications (retail, e-commerce, media, or streaming platforms)., • Hands-on experience with the full software lifecycle in agile environments and CI/CD pipelines., • Strong understanding of performance, scalability, security, and observability in distributed systems., • Ability to translate complex requirements into resilient, production-ready software., • Excellent collaboration and communication skills. Why This Role This is your chance to work with a leading bank while applying your expertise in high-traffic, consumer-facing microservices and shape platform-level solutions outside traditional financial systems. Contact Harry – Paritas Recruitment Email: Mobile: +44 7702 946 250

Do you love working on tech making a positive impact in the world? Looking to be part of a collaborate, innovate team? ♻ Software Engineer - Renewable Energy for Car Charging ♻ 💰 Package: Up to £80k + bonus + equity 📍 Location: Hybrid in London (2x per week) We are very excited to be continuing our partnership on this exclusive position to join the company as a Kotlin Software Engineer from a JVM background. You will be joining a highly innovative scale-up leading at the forefront of the GreenTech industry, as they assist in the global transition towards sustainable living, by providing affordable access to clean energy for the charging of electric vehicles. In this position, they are looking for experience in: • 3+ years commercial experience, • JVM development - Java, Kotlin or Scala, • (Bonus) if you have already worked with Kotlin, • Microservices architecture, • Public cloud technologies e.g. AWS, • Have worked in modern, product-focused tech companies This is a fantastic opportunity to step up in progression, where you will be able to contribute to technical discussions and decisions, exercising significant autonomy and ownership in your role. There is also a very comprehensive, generous benefits package: • Equity, • Bonus, • Pension, • Private healthcare, • Life assurance, • Income protection, • Flexible working (work from home 3x per week) If you'd love to work with Kotlin on impactful projects, while taking the next step in your career, apply now for this exciting Software Engineer opportunity! Please note: Due to compliancy reasons, we will only be able to consider applications based in and eligible to work the UK.

Position: Senior Software Engineer Location: London, UK Salary: £75K - £110K OTE Equity: Competitive equity Signing Bonus: Up to $10k for unique cases Are you a builder at heart who thrives in early-stage startup environments? Join a dynamic, Series A-funded company revolutionizing corporate travel with AI-powered solutions. We're managing over $4B in corporate travel spend for world-leading enterprises and are on the lookout for a Senior Software Engineer to be part of our founding team. What You'll Do: • Design, build, and deploy end-to-end features across the full stack, including frontend, backend, and infrastructure., • Contribute to robust data pipelines and integrations that drive financial and emissions insights., • Collaborate closely with product, design, and customer teams to solve real customer problems and shape the product vision., • Take ownership of systems from design through deployment, making pragmatic technical decisions., • Help shape our engineering culture and define best practices that will scale with the company. What We're Looking For: • 4-7 years of experience in full-stack software engineering, building B2B SaaS products., • Proficiency with React/TypeScript for frontend and Node.js/Python for backend development., • Experience building data pipelines, ETL processes, and analytics systems., • Startup experience with a hands-on, autonomous building mindset., • Strong communication skills for customer-facing demos. Nice To Have: • Experience in travel tech or fintech., • Female or diverse candidates are highly encouraged to apply. Why Join Us? • Be part of a founding team with a significant impact on shaping product and engineering culture., • Engage with enterprise clients, gaining exposure to real-world applications and customer feedback., • Work in a hybrid environment with 1-2 days in-office, fostering collaboration and innovation., • Benefit from our competitive compensation package, including potential signing bonuses for unique cases. If you're ready to tackle big challenges and drive innovation in the corporate travel industry, we want to hear from you! Apply now to be part of our journey. #TheLanesGroup #LanesRecruitment #SoftwareEngineer #London

Introduction to Team The Product Team creates high-quality end-to-end experiences for travelers, partners, and Expedia Group. Our focus on customer-centric innovation enables us to develop products that build loyalty and repeat business. We partner closely with teams across Expedia Group to drive growth and achieve results for our customers and the company. This Principal Android Engineer sits within the Search and Recommendations Experience team which owns the end-to-end search and recommendations experience, including search entry, results, maps, filters, and recommendations across multiple lines of business such as lodging, cars, activities, flights and packages. In this role, you will provide technical leadership for native search and discovery experiences, setting architectural direction, influencing engineering standards, and shaping the evolution of AI-enabled capabilities across the mobile platform. In this role, you will: • Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group’s travel platforms., • Lead technical direction for multi-service and cross-domain initiatives, influencing architectural decisions and setting coding standards., • Develop system designs, low-level designs (LLD), robust APIs, and data models that support seamless integration with internal and external services., • Mentor and guide mobile engineers across teams, fostering technical excellence, code quality, and knowledge sharing., • Safely integrate and operate AI/ML-enabled solutions that improve mobile user experiences and business outcomes., • Collaborate with product, design, and engineering stakeholders to deliver innovative mobile features and drive technical strategy across the organisation. Minimum Qualifications: • Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience., • 12+ years of relevant professional experience., • Proven expertise in designing and delivering complex Android mobile applications at scale, including system and API design., • Extensive experience leading architecture and technical direction for multi-service, cross-domain, or organisational mobile initiatives., • Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products. Preferred Qualifications: • Strong proficiency in Kotlin, • Advanced proficiency with Jetpack components/Jetpack Compose, Android UI/UX best practices, and performance optimisation, • Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP), • Prior experience in the search domain or travel industry, such as building or scaling search, discovery in consumer mobile apps., • Experience establishing technical strategy, best practices, and operational excellence for organisational mobile platforms., • Advanced knowledge of integrating AI/ML capabilities into mobile products to enhance functionality and user engagement., • Demonstrated experience collaborating within large, globally dispersed development teams, • Expertise in cross-platform or multi-domain engineering, contributing to broad technical initiatives

AI Engineer My client are a Series A SaaS partner, who deliver AI platforms for their customers, at scale. They are looking for an AI Engineer who loves building reliable applications powered by large language models. This role is less about model research and more about engineering robust AI systems that work in the real world. What you’ll be doing • Designing and deploying production AI applications using LLMs, • Building RAG pipelines, agentic workflows, and scalable orchestration layers, • Integrating vector databases, APIs, and data pipelines, • Creating evaluation frameworks to measure system performance and reliability, • Improving AI systems through observability, feedback loops, and experimentation, • Optimising prompts, latency, cost, and output quality across different models What we’re looking for • Hands-on experience building applications with LLM APIs, • Practical knowledge of RAG architectures, vector databases, and prompt engineering, • Experience building multi-step AI workflows or agent systems, • Strong Python (or similar) and experience building production services, • Understanding of cloud platforms and distributed systems, • Ability to work with non-deterministic systems and iterate through experimentation Nice to have • Experience with AI-assisted coding tools, • Familiarity with evaluation or model observability tools, • Experience in regulated or complex enterprise environments, • Exposure to real-time systems, search technologies, or multimodal AI Why join • Work on real-world AI systems used by global organisations, • High-impact projects at the forefront of generative AI, • Collaborative team of AI specialists and engineers, • Competitive salary + bonus, • Learning budget and strong career growth opportunities

Senior Machine Learning Engineer Location: UK (hybrid/on-site as required) Salary: £80,000 – £100,000 Security Clearance: Must be eligible for UK Security Clearance (SC minimum) Machine Learning Engineer – Defence & Advanced AI We are partnering with a cutting-edge AI organisation delivering advanced machine learning solutions into the UK defence sector. They are seeking a Machine Learning Engineer to join their growing team, working on high-impact, mission-critical systems across computer vision, simulation and applied AI. This is an opportunity to work at the forefront of applied artificial intelligence, solving complex real-world problems in national security and defence environments. The Role You will design, develop and deploy advanced ML models within secure environments, contributing across the full lifecycle from research through to production. Projects may include: • Computer vision and pattern recognition systems, • Synthetic data generation and modelling, • Deep neural networks (DNNs) for real-world defence applications, • Simulation and AI-driven modelling environments, • Advanced research-led ML solutions You will collaborate with research scientists, software engineers and domain experts to translate cutting-edge techniques into deployable capability. Key Skills & Experience • Proven experience working within the UK defence sector, • Strong Python development skills, • Experience with Deep Learning frameworks (TensorFlow, Keras or similar), • Experience developing and training DNNs, • Computer Vision and/or Pattern Recognition experience, • Solid grounding in Machine Learning and Computer Science fundamentals, • Experience moving models from research to production What’s on Offer • Work on nationally significant defence programmes, • Highly technical, research-driven culture, • Opportunity to work on genuinely novel AI challenges, • Long-term programme stability This role would suit an ML Engineer who thrives in technically challenging environments and wants their work to have tangible, real-world impact.

Principal AI Engineer Up to £110,000 + Bonus Hybrid | London We’re partnered with a global leader in loyalty and customer engagement, looking for a Principal AI Engineer to join their London team. This role will include delivering customer centric solutions and scale production-grade AI solutions. You’ll be the technical authority for AI engineering, driving architecture, automation, whilst ensuring our AI platform is robust and transparent. Working closely with the Head of AI Labs, you’ll lead the delivery of advanced AI systems that deliver real business impact. Responsibilities as a Principal AI Engineer: • Lead end‑to‑end delivery of scalable, resilient AI/ML pipelines aligned to business goals., • Build and deploy advanced ML, DL, and LLM solutions, including RAG, agentic architectures, and evaluation frameworks., • Mentor engineers in ML engineering, orchestration, and modern AI best practices., • Communicate system behaviours, risks, and outcomes to both technical and non‑technical audiences., • Partner with the Head of AI Labs to turn AI research and strategy into production‑ready solutions. Key Requirements: • Proven experience designing and productionising RAG pipelines and agentic AI architectures, • Hands‑on delivery of agent‑based AI systems with orchestration tools (e.g., LangChain, CrewAI) in production., • Strong Python engineering skills with solid testing, optimisation, CI/CD, and code quality;, • Experience implementing and scaling vector databases (Pinecone, Weaviate, Milvus) for retrieval and reasoning workloads., • Deep expertise in cloud‑native AI engineering on AWS, with Azure knowledge and ability to design distributed, fault‑tolerant systems. Nice-to-Haves: • TypeScript a plus; SQL proficiency for data work., • Bridges technical and business teams with ease., • Confident working with stakeholders at all levels., • Shows initiative, works independently, and brings fresh ideas., • Strong communicator able to present, guide, and influence effectively. Benefits: • Up to £110,000 + Bonus, • Flexible working options at a Central London office, • Private Health, Great pension, • Work from anywhere for 2 months of the year This is an exciting opportunity for a Principal AI Engineer to take technical authority and deliver a real word impact on at a Global business, we’d love to hear from you. **Unfortunately, due to high volume of applications, not all submissions will receive feedback

Senior Backend Engineer Salary: Up to £90,000 + Bonus and Benefits Hybrid: 2 days a week onsite (London) Permanent, Full Time We are partnered with an innovative start-up transforming the way people see and experience the world's best locations and experiences, financially facilitating people to explore the world with incredible savings. They are currently looking for a Senior Backend Engineer to join an existing team of circa 5 passionate and like-minded Engineers. As Senior Backend Engineer you will play a pivotal role in driving innovation, as well as working on their innovative product utilising a JVM stack ensuring quality across their code base. What we expect from the Senior Backend Engineer: • Proven experience across backend engineering utilising JVM technologies, • Proven hands-on experience in system design and architecture, • Focus on producing clean code whilst promoting excellent coding practices throughout the team Tech stack: • Java 11-17, Springboot, • PostgreSQL / Kafka, • AWS / Kubernetes / Terraform, • Typescript / React Benefits: • 10% bonus, • Life assurance, • 25 days annual leave (option to buy 5 extra), • Flexible/hybrid working, • Work from anywhere up to 4 weeks a year, • Personal learning budget This is an incredible opportunity for a driven Senior Backend Engineer to join an innovative start-up organisation and collaborate with expert teams in the travel space. Senior Backend Engineer Salary: Up to £95,000 + Bonus and Benefits Hybrid: 2 days a week onsite (London) Permanent, Full Time

An exciting opportunity for a Java Software Engineer has arisen with a leading semiconductor company specialising in high-performance mixed-signal processing, based in London. This is an exciting opportunity for a Java Software Engineer to design and evolve cross-platform applications, SDKs, and developer tooling. You’ll work closely with UX specialists, hardware teams, and software engineers to build polished internal tools that power advanced hardware configuration and tuning workflows. You will commit to a hybrid working model, with a minimum of one day per week onsite in the London office. Experience for the Java Software Engineer includes: • Desktop application development, ideally with Java, • UI frameworks, e.g. JavaFX, Swing, Qt, • Object-oriented design and development, • Multithreaded development, • Desired: build automation (CI/CD) and Docker If you are a Java Software Engineer looking for a new challenge within an innovative and award-winning engineering culture, then please apply today to learn more.

We are looking for a highly skilled Senior Backend Engineer to join the growing engineering team with my client. The ideal candidate will have extensive experience with C# and a passion for creating robust, scalable backend solutions. In this role, you will design and implement high-performance systems for Client’s fintech platform, making use of your expertise in .NET, database optimisation, and API design. If you are a problem-solver who thrives on technical challenges and wants to help shape the future of financial technology, we want to hear from you. You must have worked in the UK for a minimum of 3 years. No Visa and sponsorship offered. Key Responsibilities Software Design & Development • Design, develop, and maintain secure, high-performance backend services using C# and the latest .NET/.NET Core frameworks, • Build and evolve RESTful APIs to support scalable fintech platform functionality, • Deliver solutions across both greenfield and brownfield projects, ensuring long-term maintainability, • Participate in the design and implementation of microservices-based architectures Architecture & Technical Leadership • Contribute to system architecture decisions, technical direction, and engineering best practices, • Evaluate and recommend technologies, frameworks, and patterns to improve system performance and scalability, • Ensure solutions align with security, performance, and regulatory requirements in a fintech environment Database & Performance Optimisation • Optimise database performance, query efficiency, and data access patterns, • Identify and resolve performance bottlenecks across applications and services, • Ensure data integrity, reliability, and scalability across backend systems DevOps, CI/CD & Quality • Implement and maintain CI/CD pipelines to support efficient and reliable deployments, • Promote high standards of code quality, test coverage, and documentation, • Ensure systems are resilient, observable, and production-ready Collaboration & Delivery • Work closely with product managers, frontend engineers, DevOps, and QA teams to deliver high-quality software, • Actively participate in agile ceremonies, planning, and delivery activities, • Provide technical input to support roadmap planning and delivery timelines Mentorship & Engineering Excellence • Participate in code reviews, providing constructive feedback and enforcing best practices, • Mentor and support junior and mid-level engineers, fostering a culture of learning and continuous improvement, • Lead by example in engineering standards, problem-solving, and ownership Skills, Knowledge & Expertise • Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, • Significant experience as a senior C# developer with .NET, • Proficiency in designing and developing secure and performant RESTful APIs, • Experience with testing methodologies and frameworks (e.g., xUnit, NUnit, K6, or similar), • Strong understanding of software development principles in backend or full-stack environments, • Experience working in Agile environments and delivering high-quality code within tight deadlines, • Excellent problem-solving skills and the ability to work independently and as part of a team, • Advanced knowledge of distributed, asynchronous, event-driven systems, • Up-to-date knowledge of continuous integration/delivery methodologies and build pipelines (e.g., Azure DevOps, Jenkins), • In-depth knowledge of repository management, version control, branching, and merging with Git, • Proficiency with SQL Server and experience optimising complex queries, • Familiarity with ORMs such as Entity Framework Core or Dapper, • Experience with message queues or event streaming platforms (e.g., RabbitMQ, Kafka), • Excellent communication skills and the ability to interact effectively with various stakeholders, • Strong analytical and strategic thinking skills, • Product engineering and value delivery mindset, • Customer-centric approach to product development Job Benefits • 25 days’ annual leave, plus bank holidays and an extra day off for your birthday, • Holiday loyalty scheme, • Life insurance, • Work abroad scheme, • Enrolment into a pension scheme offered via a salary exchange scheme, • Access to a financial education, planning and coaching platform, • Membership with a healthcare platform offering cashback on dental, optical and physio, plus access to stress helplines and a virtual GP, • Salary exchange nursery fees, • Enhanced parental leave, • Cycle to work scheme, • Career development and progression tools, • Company events including sporting events, social evenings, and seasonal celebrations

Dalkia Engineering - Mechanical Project Engineer About us - We are a leading provider of technical, engineering and energy solutions across the UK. We deliver complex projects with precision, innovation and a commitment to safety & sustainability. Our teams work across critical environments, supporting clients in healthcare, industrial, commercial & energy sectors We are looking for a Mechanical Project Engineer who will be responsible for engineering, management and technical compliance of the projects assigned by the project manager. You will direct and coordinate the activities associated with running projected in accordance with company goals. Purpose of the role - We are seeking an experienced Mechanical Project Engineer to support our team in solving complex organisational and engineering/operational challenges, Provide engineering and management resource to direct, supervise and support all project related operations. Plan, develop and implement all activities associated with the efficient and profitable running of the assigned projects. Ensure technical compliance of the project engineering during design, procurement, modelling, drawing and installation activities in line with the agreed project brief. What You’ll Be Doing As a Mechanical Project Engineer, you’ll support the successful delivery of M&E projects from planning through to handover. Your responsibilities will include: • Planning and coordinating project activities to ensure efficient, profitable delivery, • Reviewing designs, drawings and specifications to ensure technical and regulatory compliance, • Leading technical checks, submittals, plant/equipment enquiries and procurement support, • Monitoring project progress, sequencing and quality to meet programme requirements, • Supporting commercial activities including variations, subcontract orders and cost reviews, • Building strong relationships with clients, consultants, suppliers and subcontractors, • Coordinating with mechanical, electrical and wider project teams to ensure smooth delivery, • Overseeing installation quality, zero‑defects reporting and commissioning readiness, • Ensuring all project activities meet company health & safety standards, • Preparing project reports and representing the business at key meetings What You’ll Bring We’re looking for someone who combines strong technical capability with excellent project coordination skills. You will bring: • Degree‑level qualification in engineering is preferred (BSc/BEng), • Strong technical competence in Mechanical Engineering project delivery, • Experience reviewing designs, managing technical compliance and supporting procurement, • Excellent communication skills with confidence engaging clients and stakeholders, • Strong organisational skills with the ability to prioritise in a fast‑paced environment, • A collaborative approach and the ability to build effective working relationships, • Problem‑solving ability, attention to detail and a commitment to quality and safety Diversity and Inclusion At Dalkia, we believe that a diverse and inclusive workforce is essential to driving innovation and achieving a sustainable energy future. We are committed to creating a workplace where everyone feels valued, respected, and empowered to thrive regardless of background, identity, or lived experience. We welcome applications from all individuals and are proud to be an equal opportunity employer. Together, we’re building a culture that reflects the communities we serve and supports the transition to a net-zero world.

🔥 Who We Are At ___, we relentlessly drive innovation in AI, building the world's leading ___. We're looking for passionate individuals obsessed with AI, eager to make a global impact, and ready to excel in a dynamic, high-energy environment. Join ___ and help shape the future of ___. 🌎 Location and Legalities This full-time LLM Engineer position is based onsite in our brand-new ___ in London, UK. Applicants must have legal authorization to work in the UK, as Ultralytics does not provide visa sponsorship. 🚀 What You'll Do As an LLM Engineer at Ultralytics, you will spearhead the development and integration of advanced language model capabilities across our ecosystem. You will work on cutting-edge projects that merge the power of ___ with our state-of-the-art ___ technologies. Key responsibilities include: • Developing and scaling robust LLM-powered applications using a variety of APIs, including ___, ___, and ___., • Implementing and managing multi-API workflows using tools like ___ to ensure flexibility and resilience., • Building sophisticated ___ systems, leveraging advanced techniques like embeddings with ___, rerankers, and query enrichment., • Designing and maintaining efficient data pipelines and vector storage solutions using ___ Atlas Vector Search., • Fine-tuning LLMs on custom datasets to enhance performance for specialized tasks related to our ___ and user support., • Collaborating with our ___ development team to explore and build innovative ___. 🛠️ Skills and Experience • 5+ years of experience in software engineering, with a strong focus on AI and ___., • Expert-level proficiency in ___ and deep learning frameworks, particularly ___., • Proven experience building and deploying applications with LLM APIs such as OpenAI, Anthropic, Gemini, and DeepSeek., • Hands-on experience with the full RAG pipeline, including vector embeddings, rerankers, and data indexing in databases like ___., • Practical knowledge of ___, prompt engineering, and performance optimization., • Familiarity with MLOps principles and tools, including CI/CD with GitHub Actions., • A strong interest in ___ and an understanding of object detection models like ___ is a significant plus., • Excellent problem-solving skills and the ability to perform in a fast-paced, high-intensity environment. 🌟 Cultural Fit - Intensity Required Ultralytics is a high-performance environment for world-class talent obsessed with achieving extraordinary results. We operate at a relentless pace, demanding exceptional dedication and an unwavering commitment to excellence, guided by our ___. Our ___ thrives on audacious goals and absolute ownership. This is not a conventional workplace. If your priority is predictable comfort or a standard work-life balance over the relentless pursuit of progress, Ultralytics is not for you. We seek driven individuals prepared for the profound personal investment required to make a defining contribution to the future of AI. 💶 Compensation and Benefits • Competitive Salary: Highly competitive based on experience., • Startup Equity: Participate directly in our company's growth and success., • Hybrid Flexibility: 3 days per week in our brand-new office - 2 days remote., • Generous Time Off: 24 days vacation, your birthday off, plus local holidays., • Flexible Hours: Tailor your working hours to suit your productivity., • Tech: Engage with cutting-edge ___ and contribute to leading ___ software., • Gear: Brand-new Apple MacBook and Apple Display provided., • Team: Become part of a supportive and passionate ___. If you are driven to redefine the capabilities of machine learning and eager to make a significant impact, ___ offers an exceptional career opportunity.

Senior Software Engineer Hayes, London Hybrid We are looking for a Senior Web Application Developer with 5+ years of experience in building and maintaining scalable, high-quality applications to join our growing tech team. As a senior member, you’ll play a key role in driving technical decisions, mentoring teammates, and ensuring best practices across the development lifecycle. As the UK’s only B Corp Certified salary sacrifice provider, we’re transforming the future of electric vehicle adoption in the UK through salary sacrifice. Building on that success, we’ve launched The Charge Scheme – an innovative benefit allowing employees to save 20–50% on EV charging via salary sacrifice. Voted 4.9 on Glassdoor and certified by Welcome To The Jungle, it’s never been a more exciting time to join! Key Responsibilities: • Develop, evolve, and maintain our core web application using Ruby, Rails, React, and TypeScript., • Collaborate closely with product managers and other stakeholders to deeply understand business needs and translate them into technical solutions., • Contribute actively to our technology roadmap and priorities, working alongside your team members, key stakeholders, and leadership., • Build a highly automated and reliable platform that serves both our external customers and internal teams., • Take on ambiguous or loosely defined problems, analysing them, and proposing effective technical approaches and solutions., • Have the opportunity to mentor more junior members as our team grows, sharing your knowledge and fostering a collaborative environment., • Drive technical discussions and decisions within the team, ensuring solutions are scalable, maintainable, and align with long-term strategic goals., • Champion best practices in areas like system design, performance, security, and operational excellence. About you: • 5+ years of professional experience building web applications using Ruby, Rails, React, and TypeScript., • Strong backend development skills with a willingness to contribute across the full stack, • Proactive and self-driven, able to take ownership of tasks from conception to deployment., • Excellent communication skills, capable of translating complex technical concepts into clear, understandable language for non-technical colleagues., • Experience with various testing methodologies (e.g., unit, integration, end-to-end) and a commitment to writing well-tested code., • A commitment to robust and reliable software delivery, including familiarity with practices like no-downtime deployments, proactive monitoring, and identifying potential risks., • Proven ability to lead technical initiatives from concept to completion, often involving multiple team members or complex integrations., • Well versed in production operations, incident response, and performance optimisation. You proactively identify and mitigate risks to ensure system stability and scalability. Benefits: • Hybrid working: Split your week between home and the office, with set in-office days on Mondays and Wednesdays, • 25 days holiday plus bank holidays, • Add 1 day holiday per year service + buy / sell up to 5 days each year, • Flexible work policy with options to take into account family care, • Best in class Family Friendly Leave and Pay, • Use our own scheme to lease a vehicle through salary sacrifice and save 40-70% to drive a brand new electric car, • £500 pa. personal development budget, • £100 home office budget, • Bupa healthcare, • Equity options - own a part of the business

Full Stack Developer (GCP / Java / Python) – Contract – Hybrid Location - London Hybrid working – 2–3 days per week onsite Employment Type - Contract Role Overview We are seeking a high-calibre, hands-on Full Stack Developer to join a platform engineering team delivering modern, secure cloud-native solutions. This role is suited to an experienced engineer who is comfortable working across both application development and modern DevOps environments. The successful candidate will contribute to the design, development, and deployment of scalable applications while helping organisations modernise legacy monolithic systems into API-driven microservices architectures. You will work closely with engineers, DevOps specialists, and stakeholders to deliver robust solutions that improve development efficiency, deployment speed, and overall platform performance. Key Responsibilities • Design, develop, and maintain scalable full stack applications using modern programming languages and frameworks., • Develop and integrate RESTful APIs and microservices to support distributed cloud architectures., • Work within cloud-native environments, primarily using Google Cloud Platform (GCP)., • Collaborate with DevOps teams to support continuous integration and continuous delivery/deployment pipelines, particularly using Harness., • Support the modernisation of monolithic systems through the introduction of APIs, microservices, and gateway architectures., • Contribute to secure application deployment, including environments supporting mobile applications., • Work alongside infrastructure teams implementing Infrastructure as Code (IaC)., • Participate in regular code reviews to maintain high engineering standards., • Communicate complex technical concepts clearly to both technical and non-technical stakeholders., • Collaborate with cross-functional teams including engineers, business analysts, and product stakeholders., • Contribute to continuous improvement of engineering practices and platform capabilities. Required Technical Expertise • Strong hands-on development experience with:, • Java, • Python, • Node.js, • JSON, • Experience designing and building APIs and microservices architectures., • Experience working within cloud environments, particularly:, • Google Cloud Platform (GCP), • Strong understanding of containerised environments, including:, • Kubernetes (GKE), • Helm, • Experience working with CI/CD pipelines, particularly Harness., • Experience implementing Infrastructure as Code, ideally using:, • Terraform, • Strong Linux system administration knowledge., • Experience supporting API deployment and load balancing., • Understanding of secure application deployment, including mobile applications. Skills & Experience • Experience working within enterprise or consulting environments (experience with large organisations such as LBG is advantageous)., • Strong communication skills with the ability to engage with both technical and non-technical stakeholders., • Ability to translate complex technical challenges into practical solutions., • Demonstrated initiative and ability to identify high-value work and deliver effectively., • Strong problem-solving ability with commercial awareness., • Systems-thinking mindset with an understanding of large-scale enterprise environments., • Strong understanding of Agile methodologies, including:, • Scrum, • Kanban, • Lean, • Proven experience working within cross-functional engineering teams.

We’re hiring a Senior Structural Engineer for our London office, offering you the chance to be part of something equally challenging and rewarding. Specialising in the Energy, Transport, Water and Built Environment sectors the Buildings Team is growing rapidly across the UK. Main Duties Working in collaboration with our designers and contract partners, the Senior Engineer will be involved in a variety of tasks such as: • Develop design deliverables (drawings, reports, specifications)., • Liaise with construction teams to ensure designs are buildable and represent value for money, • Liaise with wider design team to ensure consistency and quality of deliverables across all projects., • Implement effective, value for money and innovative design solutions to meet technical and project requirements, • Prepare and check technical documents and reports and assist in the preparation of expressions of interest and tenders, • Competent to supervise and team of Engineers and Technicians; competent to check and approve the work of others; competent to sign off design certificates on behalf of the company., • Conceptual, outline and detailed design of engineering solutions, presentation of engineering options., • Experience of construction support and resolution of site queries and disputes to successful conclusions., • Development and delivery of work to programme, budget and specification., • Training and development, mentoring of junior staff., • Client and third party liaison., • Establishment of internal design standards and/or processes to achieve a continuous improvement in quality and efficiency., • Contributing to long term technical development of the office by application of new techniques, procedures and practices., • Develop a strong focused client relationship, • Effective management of and response to project related correspondence, • Assist and support the Buildings team discipline lead where required Skills / Knowledge • Structural or Civil Engineering Degree, • Professional registration with either IStructE or ICE at Chartered level., • Significant Structural engineering design experience with large scale infrastructure exposure, • Experience working with BIM level 2, Revit. Knowledge of Robot, Tekla, Tekla Tedds analysis software beneficial., • Experience working with relevant design standards for example Eurocodes, British Standards, UK Building Regulations Why SYSTRA? Our three core values: Excellence, Connected Teams and Bold Leadership are kept at the heart of everything we do. We strive for the highest levels of technical excellence, achieving the best results through teamwork, both locally and internationally, and reward innovative thinking through encouraging all colleagues to think as leaders. We offer clear and well supported pathways for career development and qualification attainment, a competitive remuneration package including a bonus and private healthcare, an electric car scheme and a broad suite of flexible benefits to suit your lifestyle. Flexibility Because we value who you are as much as what you do, we want you to feel supported at work. We offer hybrid working, balancing the benefits of working from home with time in our modern, well-equipped offices for that crucial in-person contact, team development and collaborative working. We also recognise that life doesn’t always run to the same schedule for everyone, so we have a dedicated flexible working policy to support you in tailoring your work life to reach your full potential, for more details on this, please get in touch. Diversity & Inclusion We provide a warm welcome and encourage applications from a diverse range of people who can enrich our company and offer perspectives which will drive better solutions in a truly inclusive environment. Our employee led working groups and clearly defined strategy help us to keep at the leading edge of important issues and keep us accountable. We want our colleagues to feel comfortable to bring their whole selves to work and continually seek new ideas and contributions to ensure we continue to grow and develop in this space. Wellbeing It’s no surprise that people do their best work when they feel physically and mentally supported. Our SYSTRA Wellness Programme offers a wide range of support; from Wellness champions to free health checks, healthy eating workshops and regular seminars, alongside access to a wide range of external support. We offer two paid days for charity work and an ever-growing social calendar. Apply and find out more about how SYSTRA can support you in your career journey. If you require any adjustments or financial assistance to support you in your application or interview process please email: where your request will be treated confidentially and with respect. We pledge to offer an interview to any candidates with a disability who apply for a role and meet the minimum criteria. As we are always looking to expand our team, we would still be interested in hearing from you if you fulfil most, but not all, of the relevant criteria for the role and if you are a returner looking to restart your career after a period outside the workplace – you could be just what we are looking for.

Humanoid is the first AI and robotics company in the UK, creating the world’s most advanced, reliable, commercially scalable, and safe humanoid robots. Our first humanoid robot HMND 01 is a next-gen labour automation unit, providing highly efficient services across various use cases, starting with industrial applications. Our Mission At Humanoid we strive to create the world’s leading, commercially scalable, safe, and advanced humanoid robots that seamlessly integrate into daily life and amplify human capacity. Vision In a world where artificial intelligence opens up new horizons, our faith in its potential unveils a new outlook where, together, humans and machines build a new future filled with knowledge, inspiration, and incredible discoveries. The development of a functional humanoid robot underpins an era of abundance and well-being where poverty will disappear, and people will be able to choose what they want to do. We believe that providing a universal basic income will eventually be a true evolution of our civilization. Solution As the demands on our built environment rise, labour shortages loom. With the world’s workforce increasingly moving away from undesirable tasks, the manufacturing, construction, and logistics industries critical to our daily lives are left exposed. By deploying our general-purpose humanoid robots in environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. About The Role We are looking for a Robotics Test Automation Engineer to ensure that our robots move, think, and interact with the world safely and reliably. You will own the quality gate for our software releases and lead the validation of new hardware revisions.This is not a standard web-QA role; you will be working directly with Hardware-in-the-Loop (HIL) systems and whole robots, designing automated test benches, and testing regression in complex electromechanical systems. You will play a critical role in decoupling software development from hardware dependencies. What You’ll Do • Software Release Testing, • Release Validation: orchestrate the end-to-end testing pipeline for new software versions, ensuring every release meets safety and performance standards before deploying to the fleet., • CI/CD Integration: Integrate automated tests into our CI/CD pipeline (e.g., Jenkins, GitLab CI, GitHub Actions) to catch regressions immediately after code merges., • Simulation vs. Reality: Expand testing coverage in our simulation environments (e.g., Gazebo, Webots, Isaac Sim) to parallelize software testing before physical validation., • Hardware-in-the-Loop (HIL) & Hardware Revisions, • HIL Framework Design: Build and maintain HIL test benches that simulate real-world inputs (sensor data, motor feedback) to validate control logic on actual target hardware., • New Hardware Bring-up: Collaborate with Electrical and Mechanical Engineering teams to validate new hardware revisions (PCBs, sensors, actuators). You will write the test suites that verify if the new hardware plays nicely with the existing software stack., • Latency & Performance: Measure real-time performance, ensuring that software changes do not introduce dangerous latency in control loops., • Tooling & Infrastructure, • Develop Python/C++/Shell scripts to automate the flashing of firmware and configuration of robot parameters., • Manage test data logs and reports, creating automated dashboards that highlight pass/fail rates and performance trends over time We’re Looking For • Experience: 3+ years in software test automation, with at least 1 year specifically in Robotics, Embedded Systems, or Automotive., • Coding: Strong proficiency in Python (for scripting/testing) and familiarity with C++ (reading production code)., • Robotics Middleware: Hands-on experience with ROS2. You understand nodes, topics, services, and actions., • HIL Experience: Experience building or maintaining Hardware-in-the-Loop systems. You understand how to mock sensor data and interact with hardware interfaces (EtherCAT, Ethernet, I2C, CAN)., • OS: Deep comfort with Linux (Ubuntu) environments., • Nice-to-Have:, • Experience with robotics simulators (Gazebo, Unity, NVIDIA Isaac Sim)., • Knowledge of containerization (Docker) for consistent test environments., • Basic electrical debugging skills (using a multimeter/oscilloscope to verify hardware triggers)., • Experience with safety-critical standards (IEC 61508, ISO 26262). Languages: Python, C++, Bash scripts, • Robotics: ROS / ROS2, • CI/CD: [e.g., Jenkins, GitLab, GitHub Actions], • Hardware Interfaces: CAN bus, Serial, EtherCAT, • Simulation: [e.g., Unity, Ignition, Isaak] What We Offer • Competitive salary plus participation in our Stock Option Plan, • Paid vacation with adjustments based on your location to comply with local labor laws, • Travel opportunities to our Vancouver and Boston offices, • Office perks: free breakfasts, lunches, snacks, and regular team events, • Freedom to influence the product and own key initiatives, • Collaboration with top‑tier engineers, researchers, and product experts in AI and robotics, • Startup culture prioritising speed, transparency, and minimal bureaucracy How to Apply Does this role sound like the perfect fit for you? Fill in the form and include links or files that showcase the best of what you’ve built and achieved.

Build the engine behind the platform, transforming frontline access. At Cocentric, we’re scaling Connect – our flagship SaaS platform built to simplify workforce access, provisioning, and digital identity. From automated onboarding to secure SSO and real-time data integrations, Connect is helping frontline organisations empower their people at scale. We’re looking for a Software Engineer to help shape and build the next generation of Connect. You’ll work as part of a multidisciplinary team across engineering, product, and architecture – designing services, writing code, and solving meaningful problems that impact thousands of employees. This is a hands-on, delivery-focused role for someone who enjoys building secure, scalable back-end systems and thrives in a high-trust, collaborative environment. WHAT YOU WILL DO • Develop and maintain back-end services, APIs, and integrations for the Connect platform, • Write clean, efficient, and testable C# code that performs at scale, • Contribute to the design and evolution of Connect’s architecture, working closely with architects and senior engineers, • Collaborate with front-end developers, QA, and product teams to deliver end-to-end features, • Build with performance, security, and maintainability in mind – always, • Write and maintain automated unit and integration tests within our CI/CD pipeline, • Contribute to technical planning, estimation, and documentation, • Continuously improve our development processes and engineering standards WHAT YOU’LL BRING • Strong experience in C# and the .NET ecosystem, • Experience building scalable, secure applications in Azure (Service Fabric, Cosmos DB, Azure Functions, etc.), • Solid understanding of modern back-end architecture – including microservices, APIs, and messaging patterns, • Familiarity with CI/CD pipelines, automated testing, and DevOps practices, • Experience troubleshooting production issues and delivering resilient solutions, • A collaborative mindset and great communication skills – able to work well across disciplines, • Bonus: experience with identity systems (e.g. Microsoft Entra ID / Azure AD), SSO, or HRIS integration OUR TECH STACK • Frontend: React, JavaScript, • Backend: C#, .Net, Azure Service Fabric, Kubernetes, • Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC • Be a key part of a product that’s transforming how the frontline workforce connects, • Help shape the technical foundation of a platform built for scale and impact, • Work alongside a talented, fast-growing team backed by investment and momentum, • Hybrid working model with a base in our London office and flexibility to work from home, • 29 days annual leave, including a day off for your birthday, plus bank holidays., • Our office closes over Christmas, • Generous private medical care and additional perks with Vitality, • Cocentric recognise that your family is important and being able to spend quality time with your family as it grows is a wonderful experience. This is why we offer enhanced Maternity, Paternity, Adoption and Parental leave.

About Us: We are one of the world’s leading commodities trading houses, leveraging sophisticated technology to trade a broad range of energy, metals, and agricultural commodities globally. Our success is driven by cutting-edge analytics, high-frequency data processing, and a commitment to innovation. We are now looking for a Senior Python Engineer to join our dynamic team in London and drive our next wave of technological advancements. Role Overview: As a Senior Python Engineer, you will be at the heart of our technology platform, building robust systems that enhance our trading strategies, risk management, and data analysis. You will collaborate closely with quants, data scientists, and traders, providing Python-based solutions that directly impact the profitability of the business. This is an exciting opportunity to work in a fast-paced, high-performance environment where you can push the boundaries of technology in financial markets. Key Responsibilities: • Design, develop, and maintain highly efficient Python-based applications for commodities trading, risk management, and real-time data analysis., • Build scalable, high-performance data pipelines to process large datasets from multiple sources, including real-time market data and fundamental data., • Implement robust APIs and microservices to integrate trading systems, analytics platforms, and external data providers., • Optimize performance and scalability of existing systems, ensuring low-latency trade execution and real-time risk monitoring., • Collaborate with quants and traders to prototype and implement algorithms that enhance trading strategies and position management., • Lead code reviews, enforce best practices, and mentor junior developers to foster a culture of excellence., • Work in a collaborative, agile team environment to rapidly develop and iterate on new features and tools. Qualifications: • 5+ years of professional experience in Python development, with a focus on building performant, scalable systems., • Deep understanding of core Python, including its strengths in data manipulation, asynchronous programming, and performance optimization., • Experience with distributed systems, parallel computing, and high-performance processing of large datasets., • Strong experience in data pipelines, working with tools such as Pandas, NumPy, and SQL/NoSQL databases., • Proven experience working in fast-paced environments, ideally within trading, financial services, or high-frequency environments., • Proficiency in developing RESTful APIs, microservices, and working with cloud-based architectures (AWS, GCP, or similar)., • Expertise in testing frameworks, CI/CD, and containerization technologies such as Docker or Kubernetes., • Experience in managing and deploying services in Linux/Unix environments., • Strong analytical and problem-solving skills, with a keen attention to detail and an ability to thrive under pressure., • Fluency in English is required. Preferred Skills: • Experience in commodities markets or broader financial markets., • Knowledge of quantitative modeling, risk management, or algorithmic trading., • Familiarity with big data technologies like Kafka, Hadoop, Spark, or similar. Why Work With Us? • Impactful Work: Directly influence the profitability of the business by building technology that drives trading decisions., • Innovative Culture: Be part of a culture that embraces new ideas, cutting-edge tools, and continuous improvement., • Competitive Compensation: Industry-leading salary, significant performance-based bonuses, and comprehensive benefits package., • Professional Development: Access to world-class learning and development resources, with opportunities for career growth., • Work-Life Balance: Flexible working arrangements, generous holiday allowances, and a strong focus on well-being.

B2B SaaS | Hybrid – 2-3 days office | UK Role Overview Accessible rail travel depends on systems that work reliably in live environments. Our Passenger Assistance platform turns passenger assistance requests into coordinated action inside live rail operations. We’re hiring a Senior Mobile Engineer to lead greenfield builds and complex migrations across our real-time rail mobile systems. Strategic Context Transreport exists to remove structural barriers in rail travel. Our vision is that everyone has access to travel everywhere. We operate across the UK, Japan, and the EU and have supported over 10 million assistance requests for more than 1 million users. We are a Series A company recognised with a King’s Award. As we scale internationally, this role will lead the development of a React Native application to support evolving B2B requirements while modernising our Android platform and strengthening cross-platform alignment. Outcomes & Impact Within 6 months, you will: • Architect and launch the first production version of our new B2B React Native application., • Provide reliable senior-level cover for the Kotlin Android codebase., • Establish clear migration principles for introducing React Native into an existing native environment., • Build trust across Data, Product, and Mobile teams as a technical bridge. Within 12 months, you will: • Deliver a phased migration roadmap from monolithic native Android to React Native., • Reduce platform risk while increasing cross-platform feature parity., • Introduce measurable performance improvements in mobile stability and delivery velocity., • Influence long-term mobile architecture decisions across the organisation. Responsibilities • Architect & Build - Design and ship a new React Native B2B application from scratch using TypeScript, React Navigation, and modern animation libraries. You will define architectural standards and ensure scalability from day one., • Maintain & Stabilise - Provide senior-level coverage for the existing Kotlin Android application (Clean Architecture, MVVM). Ensure stability for both staff-facing and passenger-facing applications operating in live rail environments., • Strategise Migration - Formulate and execute a safe, phased plan to deconstruct the existing monolithic Android app and rebuild functionality in React Native without disrupting current operations., • Bridge Native & Cross-Platform - Write native modules where necessary and ensure high-performance interop between Kotlin and JavaScript/TypeScript using the React Native Bridge and JSI., • Cross-Team Alignment - Work closely with the Swift/iOS engineer to ensure migration plans align with iOS architecture and roadmap priorities. Collaborate with Data and Product teams to balance commercial speed with platform stability. This is a high-context-switching role requiring strong autonomy and decision-making capability. The Tech Environment: Target Stack • React Native (TypeScript), • React Navigation, • Reanimated Legacy / Native Stack • 100% Kotlin, • Android SDK 24–34, • Jetpack, • Coroutines (Flows/Channels), • Koin (Dependency Injection), • MockK, • Gradle Kotlin DSL You are not expected to know every tool immediately, but you must be comfortable operating deeply in both native Android and cross-platform React Native ecosystems. Requirements Must Haves • 6+ years of mobile engineering experience., • Senior-level Kotlin expertise, including Clean Architecture, MVVM, DI (Koin/Dagger), and Coroutines/Flow., • Strong React Native experience beyond UI — including native modules, Bridge/JSI, and performance optimisation., • Experience integrating React Native into an existing native Android codebase (brownfield experience)., • Proven experience architecting or significantly contributing to mobile platform migrations., • Comfortable making architectural trade-offs in high-risk, live environments., • Ability to manage ambiguity and switch context between greenfield and legacy projects., • Strong communication skills and experience working in remote, cross-functional teams. Nice to Haves: • Experience migrating from fully native apps to cross-platform solutions., • Experience in transport, logistics, or regulated industries., • Familiarity with performance profiling tools on Android., • Experience working in B2B SaaS environments., • Exposure to Swift/iOS architecture (even if not hands-on). Benefits • Private healthcare after your probation (including children), • Hybrid working model, • 25 days holiday, • Volunteering Leave, • Free flu jab for you and your family Culture & Operating Principles We value: • Ownership over hierarchy, • Clarity over bureaucracy, • Impact over job titles We operate with high autonomy and high accountability. People are expected to raise risks early, communicate clearly, and take responsibility for outcomes. Interview Roadmap 1. Screening Call (30 mins) – Recruiter alignment, 2. Technical Architecture Discussion – Migration & RN integration deep dive, 3. Deep Dive Interview – Engineering & Product, 4. Final Culture Conversation – Leadership alignment Guaranteed Interview Scheme We’re a Disability Confident employer and we welcome applications from disabled candidates. If you need any adjustments at any stage of the recruitment process, please tell us what would help - we’ll work with you to make the process as accessible as possible. We also offer a Guaranteed Interview Scheme (GIS) for candidates who consider themselves to have a disability as defined under the Equality Act 2010. If you indicate this option in your application and your application demonstrates that you meet the essential criteria for the role, you’ll be invited to interview or assessment. Choosing GIS doesn’t guarantee a job offer. If you have any questions, please get in touch.

About the job ___ is seeking a Solutions Engineer (Post Sales) to support our Operations team in a fast-paced, high-performance environment. You’ll be the technical backbone bridging our product with client needs, helping scale our operations efforts and shaping how customers experience our platform. This hybrid role combines technical expertise, client-facing problem-solving, and product integration, with plenty of room to grow and shape the scope based on your strengths. You’ll play a key role in ensuring our solutions are robust, well-integrated, and tailored to our customers' needs, all while collaborating closely with Sales, Product, and Engineering in a hybrid environment that values flexibility and connection. What you'll do: You will work mostly on post-sales operations. • Work closely with our Post-Operations team throughout the customer journey, • Develop a deep understanding of our customer use cases, flows of funds, and business objectives to add value effectively., • Ensure an excellent customer experience and apply technical expertise throughout the implementation by maintaining consistent, clear communication with multiple stakeholders., • Differentiate between "must-have" and "nice-to-have" requirements and feedback from the customer during the deployment., • Own the technical implementation process: identify and document project milestones, manage dependencies, and ensure timely delivery, • Identify and mitigate project risks such as scope creep, stakeholder engagement, customer IT resourcing, and internal backlogs, escalating issues to internal or customer executives as necessary., • Maintain clear and consistent communication with internal and external stakeholders, • Use these "live" cases to create a repeatable playbook, incorporating learnings, frameworks, and best practices to support our growth. Who you are: • Over 5 years of experience in software engineering within the payments or fintech space, • A passion for precision in scoping implementations or migrations, and excelling in negotiations with strategic thinking, patience, and emotional intelligence. You'll handle complex, cross-functional projects daily., • Good communication : be reassuring, be able to take the lead, • Ownership mentality and initiative : if you see something that needs to be done, take action! Benefits • Pension, • Health insurance, • Remote work allowance: £500 one-time setup bonus., • Equipment: Latest MacBook Pro or equivalent provided. About FORMANCE: ___ is on a mission to unlock the next generation of financial applications by solving today’s hardest problems in the space — with full flexibility and programmability to build unique and sophisticated financial products, with the most effective financial services providers. Our platform was built with a distinctive angle from the ground up, focusing on the flow of funds first to help businesses realize their product visions on a solid financial foundation. Starting with an Open Source Ledger (i.e. a database for financial transactions), we’re building a comprehensive suite of modern financial backend modules, including native and automated reconciliation, workflow engines, and connectors with various financial services providers - e.g. Stripe, Adyen, Modulr, Wise, Atlar. This unique approach has made us the trusted financial backend for leading SaaS companies and financial institutions like Booksy, Doctolib, and Liberis, along with many others worldwide. Our success stems from the trust in our open-source foundation, the high level of programmability of our solutions, and our software-first approach, moving beyond traditional payment business models. We’ve recently opened two new offices in New York and London to accelerate our worldwide expansion.

B2B SaaS | Hybrid – 2-3 days office | UK Location: London Type: Full-time Role Overview Accessible rail travel depends on systems that work reliably in live environments. Our Passenger Assistance platform turns passenger assistance requests into coordinated action inside live rail operations. We are hiring a Mid-Senior Ruby on Rails Engineer to own and evolve our operational systems, ensuring stability and production reliability in close collaboration with cross-functional teams. Strategic Context Transreport exists to remove structural barriers in rail travel. Our vision is that everyone has access to travel everywhere. As a Series A technology company and recipient of a King’s Award, we operate across the UK, Japan and the EU, delivering award-winning accessibility and safety platforms that have supported over 10 million assistance requests for more than 1 million users. As our operational demands grow, our backend systems must support increasing integrations, regulatory complexity, data volume, and reliability expectations. Outcomes & Impact Within 6 months, you will: • Take ownership of two operational Rails platform., • Improve test coverage and architectural documentation (e.g., C4 models)., • Stabilise key third-party integrations and reduce recurring production issues., • Strengthen monitoring and observability practices., • Act as a trusted backend partner for Product and Platform teams. Within 12 months, you will: • Confidently own and evolve multiple backend systems., • Improve database performance and background job efficiency., • Reduce operational risk across TOC integrations., • Strengthen CI/CD reliability and deployment confidence., • Contribute to longer-term backend architecture improvements and scalability planning. Responsibilities • Own & Evolve Backend Systems: Maintain and improve our Ruby on Rails applications supporting operational workflows., • Technical Quality: Write clean, well-tested code and uphold strong security and data integrity standards., • Integrations: Manage third-party integrations, ensuring reliable and secure data exchange., • Infrastructure Collaboration: Work with the Platform team on AWS-based deployments and CI/CD processes., • Performance & Reliability: Optimise background processing and database performance to maintain system stability., • Incident Response: Support investigation and resolution of production issues., • Cross-Functional Collaboration: Partner with Frontend and Mobile engineers to deliver robust, scalable APIs., • Continuous Improvement: Contribute to improving deployment practices, monitoring, and long-term maintainability., • Operational Accountability: Act as the technical owner of production systems that directly impact live rail operations, ensuring high availability and rapid incident resolution. Requirements Must Haves • 4+ years of professional experience with Ruby on Rails., • Strong understanding of object-oriented programming and Rails architecture, • Extensive experience with PostgreSQL, including performance tuning and complex queries., • Experience with background job processing using Sidekiq and Redis., • Solid understanding of RESTful API design, JSON serialization, and authentication (e.g., JWT, SSO)., • Hands-on experience with AWS services and containerised deployments (Docker)., • Experience troubleshooting and supporting production systems., • Comfortable working within and improving existing codebases., • Ability to prioritise effectively and manage multiple initiatives., • Strong written and verbal communication skills in English., • Experience working in Agile/Scrum environments with Git/GitHub. Nice to Haves: • Experience working with SOAP/XML integrations., • Experience migrating serverless components (e.g., AWS Lambda) into Rails applications., • Familiarity with Vue.js to support frontend collaboration., • Experience working with mobile applications (React Native / Kotlin / Swift)., • Experience working in regulated industries or multi-client B2B systems., • Contributions to open-source Ruby projects or technical blogging. Benefits • Private healthcare after your probation (including children), • Hybrid working model, • 25 days holiday, • Volunteering Leave, • Free flu jab for you and your family Culture & Operating Principles We value: • Ownership over hierarchy, • Clarity over bureaucracy, • Impact over job titles We operate with high autonomy and high accountability. People are expected to raise risks early, communicate clearly, and take responsibility for outcomes. Interview Roadmap • Screening Call (30 mins) – Recruiter alignment, • Technical Exercise – Rails architecture & integration discussion, • Deep Dive Interview – Engineering & Product, • Final Culture Conversation – Leadership alignment We aim to complete the process within 4 weeks. Guaranteed Interview Scheme We’re a Disability Confident employer and we welcome applications from disabled candidates. If you need any adjustments at any stage of the recruitment process, please tell us what would help - we’ll work with you to make the process as accessible as possible. We also offer a Guaranteed Interview Scheme (GIS) for candidates who consider themselves to have a disability as defined under the Equality Act 2010. If you indicate this option in your application and your application demonstrates that you meet the essential criteria for the role, you’ll be invited to interview or assessment. Choosing GIS doesn’t guarantee a job offer. If you have any questions, please get in touch.

Premier Central London consultancy requires a (Structural) Technical Director (MIStructE) to join the expanding head office. Candidates will need to be a Chartered member of IStructE, be educated to MEng-level and must have extensive structural engineering design, project and team-running experience gained working in UK consultancy. They should be technically-strong with good experience in concrete-framed structures and be looking to drive their career forward in an ambitious, expanding consultancy. The placed candidate can be a Technical Engineer and/or a Business Developer. Current workload includes several large concrete-framed structures across London and the South East, with project values up to £300million and the placed candidate should be passionate about concrete-frame construction. Top base salary and benefits (including a bonus), combined with the chance to develop a career role in one of London’s expanding premier consultancies, working in a dynamic environment on challenging projects. We regret that due to the high volume of applications we receive, if you have not heard from us within 7 days, your application has not been successful on this occasion. Walker Dendle Technical Limited acts as an employment business for temporary positions and an employment agency for permanent positions. Walker Dendle Technical is committed to equal opportunity and diversity. Suitable candidates with equivalent qualifications and more or less experience can apply. By applying to this position, you acknowledge that you have read and accepted the terms available on our website.

We’re looking for a hands-on Android expert who takes pride in building beautiful, high-quality mobile experiences — and who’s comfortable stepping into iOS when needed. You’ll take full ownership of our Android app and play a key role in elevating our iOS app. This isn’t a maintenance role. It’s an opportunity to shape the next generation of our mobile product, improve how we build, and bring an AI-first mindset into everyday engineering. If you care deeply about polish, performance, and architecture — and you want real ownership in a fast-moving product team — you’ll thrive here. What You’ll Own You won’t just “work on tickets.” You’ll be trusted to own the mobile experience end-to-end. • Full ownership of our Android app (Kotlin, Jetpack Compose), • Shipping white-label Android releases for clients, • Fixing critical issues and improving overall app stability and performance, • Building new features with a focus on clean architecture and long-term maintainability, • Supporting the iOS team with Swift debugging and UI improvements, • Partnering closely with design to create smooth, delightful user interactions, • Raising the quality bar for animation, responsiveness, and user experience across both platforms, • Making pragmatic architectural decisions to keep the Android codebase healthy and modular, • Actively exploring and applying AI tools to improve how we design, build, and ship software, • Shipping frequently, iterating quickly, and sweating the small details users notice What Makes You a Great Fit You’re an Android-leaning engineer who thinks like a product builder. • You care about craft, UX, and polish as much as functionality, • You’re comfortable owning problems end-to-end without waiting for direction, • You enjoy working in fast-moving environments where things evolve, • You’re curious about how AI can change the way we build software, • You’re pragmatic, thoughtful, and opinionated about architecture and quality Core Skills & Experience • Strong Kotlin experience and deep familiarity with Jetpack Compose, • Working knowledge of Swift and UIKit, • Solid understanding of MVVM and Clean Architecture patterns, • Experience building modular, testable codebases, • Comfort with dependency injection patterns, • Experience integrating APIs (REST, JSON), • Confident with Git and collaborative workflows, • Proven track record of owning and shipping complex Android apps in production Nice to Have • SwiftUI, VIPER, Combine, or RxSwift experience, • Experience in large, multi-module projects, • CI/CD pipeline experience, • Strong eye for UI, motion, and animation, • Experience with multi-tenant or white-label mobile applications

Senior LLM, RAG & Agentic AI Consulting Engineer - Lead / Senior FDE Remote First, some trips to client offices and HQ Lead the design and delivery of complex, AI-native client engagements, spanning agentic systems, retrieval architectures and semantic layers. This is a senior, hands-on consulting role combining deep technical leadership with strong client presence, shaping both client outcomes and the firm’s long-term AI engineering capability. As client demand for AI-native transformation accelerates, the consulting practice is expanding its engineering capability across agentic systems, retrieval, ontologies and AI-enabled execution. The Consulting Engineer is a hands-on AI systems builder who combines deep engineering craft with commercial and product thinking to design, build and deploy agentic, retrieval and ontology-based systems for enterprise clients. You will work directly with senior client stakeholders and alongside consulting and orchestration roles, translating complex business challenges into safe, reliable and measurable AI solutions. Key Accountabilities Client-Facing AI Engineering & Agentic System Design You will design and deliver production-grade AI systems for external clients, including: • LLM applications using modern orchestration patterns, prompt frameworks and evaluation loops, • Multi-agent architectures, including planning, delegation, safety constraints and monitoring, • Retrieval and vector-based systems, embeddings, structured reasoning and semantic workflows, • Ontology and knowledge modelling literacy to enable precise reasoning and data alignment, • Integrations and automation via APIs, tools and enterprise systems, • Prompt engineering at scale, including pattern libraries, guardrails and explainability checks You will lead technical design within client engagements and set architectural direction across delivery pods. Technical Discovery, Feasibility & Solution Architecture Working closely with consulting counterparts, you will: • Translate ambiguous client problems into clear, feasible engineering approaches, • Assess client data, platforms, security constraints and operating models, • Contribute to framing, use-case shaping and technical scoping discussions, • Work directly with client domain experts to surface edge cases and operational realities, • Produce clear, lightweight technical artefacts for client and internal audiences Delivery Excellence, AI Ops & Reliability You will ensure client solutions are safe, observable and enterprise-ready by: • Implementing evaluation frameworks and safety checks across models and agents, • Designing monitoring, logging, tracing and incident-response patterns, • Applying governance, risk and compliance principles within client environments, • Supporting releases, environments and handover into client operations, • Ensuring reliability, reproducibility, performance and cost controls Experience & Skills This is a senior, hands-on consulting engineering role. Candidates should bring: • Solid experience in software engineering, AI engineering, or applied data engineering, • Strong hands-on experience with LLMs, embeddings, RAG, retrieval stacks and vector databases, • Experience designing or implementing multi-agent systems or tool-calling frameworks, • Strong Python skills with experience building production-grade systems, • Experience working across at least one major cloud AI ecosystem (e.g. Azure/OpenAI, GCP/Vertex, AWS, Anthropic), • Familiarity with semantic modelling, ontologies, or knowledge graph concepts, • Proven ability to rapidly prototype solutions for client validation, • Experience working directly with clients in consulting or professional services contexts Staffworx are a UK based Talent & Recruiting Partner, supporting Digital Commerce, Software and Business Consulting sectors across the UK & EMEA.

Site Engineer (Ref: MI47147) A well-established building & construction company is seeking a Site Engineer to join its Construction Department. This position will be responsible for supporting construction activities across multiple stages of the project lifecycle, ensuring technical accuracy, quality, safety and smooth coordination among stakeholders. The ideal candidate should have experience as a Site Engineer or Assistant Site Engineer within the construction industry. ELIGIBLE APPLICANTS: (O) Eligible visa: Permanent residence, Spouse, Partner, working holiday, Graduate (X) NOT eligible: Student visa, Requiring visa sponsorship Work Style: Site-based VISA SUPPORT: No Contract Type: Fixed-term for one year, likely to be renewable Working Hours: 9:00-17:00 from Monday to Friday Salary: £30k-40k, depending on experience Start Date: March 2026 (negotiable) Location: London Site Engineer Key Responsibilities Technical: • Demonstrate knowledge of building and construction standards and regulations, and contribute to design solutions, • Conduct site surveys before and during construction, and support the preparation of as-built drawings post-construction, • Review subcontractors’ design drawings and specifications, and respond to technical submittals and material approval requests, • Coordinate with architectural, MEP and other design teams, as well as maintenance engineers, to avoid clashes in deliverables Client management: • Raise Technical Queries (TQs) and Requests for Information (RFIs) during tender, design and construction stages, • Liaise with clients, tenants and building management regarding security, logistics and other site-related activities Sub-contractor management: • Ensure works are carried out in accordance with approved drawings and specifications, • Coordinate subcontractors and third-party vendors to avoid clashes in activities Quality management: • Maintain accurate records of works, including witnessing and documenting inspections and testing, • Ensure all design changes are discussed, agreed and properly recorded prior to execution Health & Safety Management: • Demonstrate up-to-date knowledge of H&S regulations and conduct regular site safety inspections, • Deliver toolbox talks, conduct site inductions and review risk assessments and method statements Project Management: • Assist the Project Manager in preparing construction programmes, cost estimates and variations General: • Occasional attendance outside normal working hours, including evenings and weekends, may be required Site Engineer Ideal Candidate: • Proven experience as a Site Engineer or Assistant Site Engineer within the construction industry, • Solid understanding of building and construction practices, including building regulations, construction standards and drawing interpretation, • Experience conducting site surveys and preparing as-built drawings, • Technical coordination experience with subcontractors and suppliers, • Experience liaising with clients, tenants and building management, • Experience in quality management, including inspections, documentation and design change control, • Knowledge of Health & Safety (H&S) regulations and practical site-based safety experience Preferred Experience / Skills • Basic understanding of MEP (mechanical, electrical and plumbing), • Experience using BIM/CAD software such as AutoCAD or Revit, • Experience supporting the preparation of construction programmes and cost estimates, • Valid SMSTS, CSCS and First Aid certificate ** All applicants for the Site Engineer must have the right to work in the country without any restrictions as the Company is not able to offer visa support. **When contacting us, please include the job reference number (Ref: MI47147) at the top of your message. If your application is successful, you will be contacted within two business days. We regret that due to the high volume of applications we receive we cannot provide feedback on individual CVs.

This is an excellent opportunity to join an outstanding company that provides cutting edge solutions to the telecoms, automotive and logistic industries. Our client is a XXmillion turnover business with decades of successful product innovation and growing sales. They require a Principal Software Engineer / backend developer with significant .NET and Azure knowledge, who won;t be fazed by any problems when facing into the unknown. Any ticket on the backlog you are expected to be able to pick up and implement in a timely way that meets or exceeds the quality expectations, standards and business value goals. This is a permanent role with a hybrid working structure (3 days a week in the office). The role is based close to Watford. The Role: Software Engineers are responsible for engineering all of the systems, products and services. This means being responsible for the software design, code implementation, test coverage and operation of effective software and supporting toolsets within specific business and technology domains. The role holder spends their time Exploring, Investigating, Developing, Enhancing and sometimes Decommissioning our provided Tools, Product and Services all with the aim of delivering the backlog, roadmap and overall corporate strategy with their success being measured by outcome value achieved and alignment to the agreed priorities. This involves translating requirements into quality (meet required metrics) technical solutions then creating code for products and services adhering to our engineering standards that’s maintainable, supportable and with minimal risk to operate and able to be deployed safely into a production environment for use by customers and colleagues. The Principal Software Engineer is the top of the Individual Contributor within the engineering track and as such ensure software deliverables meet quality standards and are delivered effectively. They are the go-to person within their Centre of Excellence for tricky implementations; any problem should be easily resolvable by a Principal Engineer. They intimately know the design, topology, methodology and wellbeing of their centre of excellence and can help, guide and support all other engineers on achieving successful outcomes. Key to being successful is being responsible for creating a diverse, inclusive, and welcoming environment. Key Responsibilities: People  Leadership of the engineering change within their centre of excellence able to guide and support other software engineers in problem solving, code implementation issues and related challenges.  Able to work in close partnership with others – Heads of Engineering, Solution Architect, Technical Programme Manager and Leads to help to shape the engineering approaches, share knowledge and their experience.  Able to influence colleagues in a range of different approaches to solve problems to gain wider or better results and/or drive bigger benefits.  Able to review code output and make constructive suggestions for future improvements.  Represent the company externally at conferences, panels and industry events to ensure it is viewed as the leading innovator within the engineering / signalling industry.  Act as a thought leader – the principal point of contact for expertise on software issues, industry trends on developing technologies within their Centre of Excellence and seen as a role model, exemplar of demonstrating company values. Process  Accountable for resolving technical conflict when it arises able to balance a range of different viewpoints and perspectives then apply their domain knowledge to provide guidance and support to their Engineering Lead when making decisions.  Guiding and developing, senior, mid-weight and associate team members through general guidance on best practices in order to ensure the development of world-class software.  Can take any task from the backlog and can shape, then break them down into defined, implementable tasks/subtasks that align to company Technology Standards and meet the Definition of Done/Story/Epic’s Acceptance Criteria.  Routinely pairs with others along with reviewing and giving constructive feedback on others’ code.  Review and writes tests using automated test-driven techniques to ensure code quality and future reliability.  Provide frequent and accurate updates on ticket progress, expected timelines, work level outstanding, dependencies, risks, issues and duration spent to Delivery Programme Managers.  Is accountable for documentation accuracy and writes, updates and reviews all domain documentation.  Comfortable to contribute in group discussions/workshops on design and technical models, articulating contexts and boundaries and the rationale behind them, shaping the wider application landscape and identifying risks.  Lead troubleshooting and resolution of issues throughout the product life cycle, including providing out-of-hours support for incident resolution and performing root cause analysis. Technology  Skilled with full understanding of the systems delivered, technologies utilised, and approaches taken within their domain (Centre of Excellence).  Has understanding and can provide context on historical choices and can rationalise and validate future decisions along with highlighting risks or areas that now require re-engineering.  Work closely with Product to understand and translate roadmap items and needs into improvements in the domain, translating requirements into tasks and code and developing high-quality code that can lead to rapid delivery. This includes owning the scope, shape and prototyping aspects of technical implementations.  Apply in-depth knowledge of multiple programming languages, associated frameworks, and the respective tool ecosystem to create elegant solutions to problems.  Adopt new languages and new paradigms and produce proof of concepts to evaluate new tools, applying them to the problem domain where they deliver significant benefit.  Continually learning and maintaining knowledge of the industry and competitor developments. Ideal Experience and Knowledge Sought:  Demonstratable experience designing, and building distributed systems, for scalability, availability and performance and running whole system landscapes.  Experience acting as a technical authority within a domain that uses multiple technologies.  A pragmatics and viable track record of delivering large-scale, well architected complex solutions at pace.  Confidently and competently share knowledge to other users, customers, and other team members.  Strong understanding of running production systems in a secure, reliable and performant way.  Experience in building, deploying, and managing modern applications in cloud computing environments (Cloud native) is essential.

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs. If you’re ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK: We are looking for a Senior Software Engineer passionate about solving ambitious problems and working directly with Ripple Trading and Markets in the cross-border payments space. We are passionate about the growth of our engineers and place a premium on career development. You will have a high degree of accountability and responsibility from Day 1. You will be an integral part of the Ripple Trading and Markets Team, building scalable, resilient and performant trading systems in a constantly evolving and fast paced environment. You will have real impact and have the opportunity to drive the architectural roadmap, whilst looking to optimize away manual inefficiencies. Example projects: The team has helped develop a number of modular building blocks • Low-latency Algorithms for Automated Trading and Systematic Market Making, • Real-time streaming pipelines and signals, • Pricing libraries and tooling, • Further evolution of the Algo suite, refining the signal processing and breadth of trading strategies and products., • Building towards an event-driven architecture to connect the logical building blocks and provide integrated communication between trading systems and to other partners., • Be an ambitious builder, working up and down the stack, mixing software engineering, data engineering, and distributed systems knowledge to build modern enterprise payment applications., • Build reliable, high-throughput, low-latency microservices to power a diverse range of trading use cases, • Engage in the complete software development lifecycle by collecting requirements, showcasing solid software design principles, and maintaining operational excellence through unit and integration testing, • Be a true owner, managing and supporting Trading Engineering applications throughout product lifecycle, • Work with teams across the organization, including product, legal, and business development to think beyond the technical implications of your design decisions, • Continuously raise our standard of engineering excellence by implementing and driving standard processes for coding, testing, and deployment, • Proactively identify customer and infrastructure difficulties and drive corresponding solutions., • 5+ years of software development with minimum 2 years in Ops or DevOps experience in trading environments, with expertise in large-scale distributed systems; recent work in Java, Go, or Scala is preferred., • Hands-on experience with container orchestration (Kubernetes, Docker, etc.) and cloud infrastructure, especially AWS; familiarity with Infrastructure-as-Code tools like Terraform or CloudFormation., • Strong CI/CD and deployment pipeline skills, with a security-first mentality and experience building scalable, robust, and secure distributed services., • Background in front-office trading systems, ideally with exposure to FX or crypto trading; front-end experience with React or similar frameworks is a plus., • Collaborate with the team to implement, configure, and manage comprehensive monitoring, logging, alerting, and observability solutions - advocating for security best practices., • Deploy, manage, operate, and scale applications and services on AWS - whilst troubleshooting performance issues across the stack., • Collaborative, agile approach, passionate about clean architecture, continuous improvement, and engineering standard methodologies., • Strong communication and mentorship skills, with a desire to share knowledge and work closely with a diverse and high-performing team. WHO WE ARE: Do Your Best Work • The opportunity to build in a fast-paced start-up environment with experienced industry leaders, • A learning environment where you can dive deep into the latest technologies and make an impact. A professional development budget to support other modes of learning., • Thrive in an environment where no matter what race, ethnicity, gender, origin, or culture they identify with, every employee is a respected, valued, and empowered part of the team., • In-office collaboration for moments that matter is important to our culture, and we give managers and teams the flexibility to decide which 10+ days a month they come in., • Bi-weekly all-company meeting - business updates and ask me anything style discussion with our Leadership Team, • Competitive salary, bonuses, and equity, • Competitive benefits that cover physical and mental healthcare, retirement, family forming, and family support, • Employee giving match, • R&R days so you can rest and recharge, • Generous wellness reimbursement and weekly onsite & virtual programming, • Generous vacation policy - work with your manager to take time off when you need it, • Industry-leading parental leave policies. Family planning benefits.

B2B SaaS | Fully Remote | UK Location: London Type: Full-time Role Overview Accessible rail travel depends on systems that work reliably in live environments. Our Passenger Assistance platform turns passenger assistance requests into coordinated action inside live rail operations. We’re hiring a Senior Front-End Engineer to own and scale the front-end layer of a platform used daily in live rail operations. Strategic Context Transreport exists to remove structural barriers in rail travel. Our vision is that everyone has access to travel everywhere. We operate across the UK, Japan, and the EU and have supported over 10 million assistance requests for more than 1 million users. We are a Series A company recognised with a King’s Award. As our platform grows in complexity, this role ensures that usability, stability, and engineering quality scale with it in a live rail environment where failures directly impact real journeys. Outcomes & Impact Within 6 months, you will: • Own and deliver complex features end-to-end within one active product stream., • Confidently drive cases from refinement through to release with minimal supervision., • Improve accessibility, maintainability, and test coverage across your area., • Act as a trusted delivery partner for Product and QA., • Strengthen code review standards and engineering consistency. Within 12 months, you will: • Confidently contribute to UK and Global teams based on priority., • Lead incident response efforts when front-end issues affect production., • Influence front-end architectural decisions., • Raise the overall quality bar across our Vue/Nuxt ecosystem. Responsibilities • Own & Deliver: Take full ownership of features from discovery through production release, ensuring high-quality and timely delivery., • Drive Cases & Process: Independently drive development work, manage ambiguity, and proactively remove blockers without requiring day-to-day direction., • Accessibility & Standards: Champion accessibility best practices and ensure implementation aligns with inclusive design principles., • Technical Leadership: Conduct code reviews, guide architectural decisions, and raise engineering standards across the front-end codebase., • Incident Response: Lead investigations and resolution efforts during critical production incidents, ensuring fast and structured recovery., • Collaboration: Work closely with Product, Design, QA, and backend engineers to refine requirements and ensure clarity before development begins., • Continuous Improvement: Contribute to better tooling, documentation (e.g., C4 model), CI/CD improvements, and development processes. The Tech Environment: • Framework: Nuxt 3 (Vue 3 with SSR), Nuxt Auth, Nuxt i18n, • Build & Runtime: Vite, Nitro, • State Management: Pinia, • Testing: Vitest, Vue Test Utils, • Styling: TailwindCSS, • Code Quality: ESLint, Prettier, • Tooling: Mocks Server, Date FNS, Lokalise You are not expected to know every tool on day one, but you should be comfortable mastering complex front-end ecosystems and guiding others in best practices and troubleshooting. Requirements Must Haves • 5+ years of experience in front-end development with modern JavaScript frameworks (Vue.js, React, Angular, etc.)., • Strong expertise in Vue.js and modern front-end architecture., • Proven experience owning and delivering complex features end-to-end., • Strong knowledge of HTML, CSS, and TypeScript/JavaScript., • Experience with state management (Pinia, Vuex, Redux, etc.)., • Experience working within established codebases and improving them., • Comfortable working with minimal supervision in high-autonomy environments., • Experience in Agile development environments., • Familiarity with CI/CD and modern practices such as TDD., • Ability to prioritise effectively and manage multiple initiatives., • Strong written and verbal communication skills in English., • Comfortable working within a remote team. Nice to Haves: • Experience implementing designs from Figma/AdobeXD/Sketch with high fidelity., • Experience working on accessibility-focused or public-facing products., • Exposure to Ruby on Rails environments., • Experience with Docker, Kubernetes, or cloud-native systems., • Experience working with external product owners or regulated industries., • Contributions to open-source JavaScript projects or technical blogging. Benefits • Private healthcare after your probation (including children), • Free flu jab for you and your family, • 25 days holiday, • Volunteering Leave, • Cycle and Tech Scheme Culture & Operating Principles We value: • Ownership over hierarchy, • Clarity over bureaucracy, • Impact over job titles We operate with high autonomy and high accountability. People are expected to raise risks early, communicate clearly, and take responsibility for outcomes. Interview Roadmap • Screening Call (30 mins) – Recruiter alignment, • Technical Exercise – Front-end architecture & delivery approach, • Deep Dive Interview – Engineering & Product, • Final Culture Conversation – Leadership alignment Guaranteed Interview Scheme We’re a Disability Confident employer and we welcome applications from disabled candidates. If you need any adjustments at any stage of the recruitment process, please tell us what would help - we’ll work with you to make the process as accessible as possible. We also offer a Guaranteed Interview Scheme (GIS) for candidates who consider themselves to have a disability as defined under the Equality Act 2010. If you indicate this option in your application and your application demonstrates that you meet the essential criteria for the role, you’ll be invited to interview or assessment. Choosing GIS doesn’t guarantee a job offer. If you have any questions, please get in touch.

Senior Backend Engineer – Remote first, London office (UK) 💰 £65k–£75k | ⏳ Full-time, 4-day work week I’m working with an exciting client who is looking for a Senior Backend Engineer to join their mission-driven team transforming frontline public services with AI. This is a unique opportunity to work on cutting-edge technology that helps teams delivering citizen services, from employability and housing to well being and justice, reduce admin, improve compliance, and spend more time on meaningful human work. What You’ll Do: • Build and scale core backend systems, APIs, data pipelines, and integrations, • Collaborate with CTO, product, and design teams to deliver tools used by real frontline workers, • Write maintainable, tested, and secure code that scales with real-world impact, • Make key technical decisions and help shape architecture as the product grows What We’re Looking For: Our client isn’t just hiring skills, they’re hiring the right person. You’ll thrive in this role if you are: • Passionate about the work you do and the impact it has, • Driven and invested in building technology that improves lives, • Reliable and consistent, with a strong sense of ownership and judgement You’ll also bring: • 5+ years of professional engineering experience, building backend services/APIs for enterprise-grade applications, • Expertise in Python/Flask; async patterns a plus, • Hands-on experience with AWS or similar cloud platforms, • Interest or experience in AI systems/LLMs Why Join: • Help reshape how frontline services work in the UK and beyond, • 4-day work week (paid for 5) and remote-first flexibility, • Work with a small, mission-driven team backed by world-class partners, • Be part of something transformative and build tech that truly matters If you care about code quality, values, and real social impact, please send your CV to

Identity Governance & Administration (IGA) Engineer London | Contract 12 Months Job Overview We are hiring an experienced Identity Governance & Administration (IGA) Engineer to join a growing Information Security team within a leading global organisation. In this role, you will be responsible for designing, implementing, and managing IGA solutions to ensure secure and efficient identity lifecycle management. You will collaborate with IT, HR, and Security teams to maintain regulatory compliance, enforce access policies, and drive automation across identity-related processes. This position requires strong technical expertise in IGA platforms, solid problem-solving capabilities, and a commitment to security best practices. Key Responsibilities Identity Lifecycle Management • Design and maintain automated processes for user provisioning, modification, and deprovisioning, • Ensure alignment between identity lifecycle policies and organisational objectives, • Define and implement role-based access controls (RBAC) and attribute-based access controls (ABAC), • Support remediation and ongoing maintenance of Active Directory groups in line with governance policies, • Configure, maintain, and enhance IGA platforms (e.g., SailPoint, Saviynt, or similar), • Monitor platform performance and proactively address system issues, • Ensure IGA processes align with regulatory requirements (SOX, GDPR, ISO 27001), • Prepare documentation and evidence for internal and external audits, • Contribute to identity-related risk assessments, • Support the development of identity governance policies and standards, • Identify automation opportunities to improve efficiency and reduce manual effort, • Stay current with industry trends and best practices in IGA Must Have • +5 years of experience in Identity Governance or a related IAM role, • Hands-on experience with IGA platforms such as SailPoint, Saviynt, or similar, • Strong understanding of RBAC, ABAC, SSO, MFA, and Active Directory group structures, • Experience supporting access certifications and governance processes, • Familiarity with compliance frameworks such as ISO 27001, SOX, or GDPR, • Scripting and automation skills (PowerShell, Python, or similar, • Strong communication and stakeholder management skills Nice to Have • Bachelor’s degree in Computer Science, Information Security, or related field, • Certifications such as CISSP, CISM, or IAM-specific certifications, • SailPoint certifications, • Experience working in a regulated financial services environment

Company Description At S&W, we help our clients thrive by simplifying the complex, illuminating new paths, and shaping solutions that make a difference. As one of the UK’s top 10 fastest-growing accountancy firms, we have been a trusted partner since 1881—helping businesses and individuals meet challenges and seize opportunities across generations. Built on expertise and driven by ambition, we provide a comprehensive range of services, including tax and accountancy, advisory and assurance, corporate finance, and restructuring. We are defined by our purpose—to help navigate challenges, unlock potential, and achieve the extraordinary. Job Description What will you be doing? We are seeking an experienced Azure Cloud Engineer to join our ambitious team in London. This is a permanent role with hybrid working pattern, with minimum 2 days per week office attendance. Here you’ll provide support for Cloud-based applications and services and recommend enhancements to meet customer requirements. You’ll take the lead on ad-hoc investigations; identifying additional service requirements and assisting with the delivery of new projects. You’ll work closely with the Head of Infrastructure & EUC and Infrastructure & EUC Lead, in running quality-driven, Agile-inspired, proactive and customer/business-oriented services, that are aligned with the overall strategic development of all Technology services for S&W. If you’re a passionate Cloud Engineer with experience in the above, now is an excellent time to join and use your expertise to help deliver robust, scalable and cost-effective infrastructure solutions to meet the needs of all S&W users, now and in the future! As a Cloud Engineer, your responsibilities will include among others, • Design and implement Azure cloud solutions to meet business requirements, • Manage and monitor Azure resources, including virtual machines, storage accounts, and networking components, • Automate deployment and configuration processes, utilising tools such as PowerShell, • Ensure the security and compliance of our Azure environment by implementing best practices and security controls, • Troubleshoot and resolve issues related to Azure infrastructure and services, • Assist with integration plans for merging the IT systems of the acquiring and target companies, ensuring seamless transition and minimal disruption to business operations, • Assess and mitigate risks associated with the integration of IT infrastructure, including data security, compliance, and system compatibility Qualifications Skills and Experience To be successful in this role, you should have, • Experience of working in a Hybrid Cloud environment, • Proven experience as an Azure Cloud Engineer or in a similar role, • Strong knowledge of Azure services and architecture, • Experience with infrastructure-as-code tools such as Terraform, • Azure certifications (e.g., Azure Solutions Architect, Azure DevOps Engineer), or equivalent, • Experience with containerization technologies such as Docker and Kubernetes, • Working knowledge of Zscaler, • In-depth knowledge of Azure firewalls, • SQL experience Additional information As a colleague here at S&W you will have access to benefits that include • Competitive salary, • Private medical insurance, • Life assurance, • Pension contribution, • Hybrid working model (role dependent), • Generous holiday package, • Option to purchase additional holiday, • Shared parental leave, • Cycle to work scheme, • Season ticket loan, • Eye care support We are proud to value the differences that a diverse workforce brings, representative of society and our clients. At S&W we have a wide range of highly active employee resource groups and we’re delivering multiple diversity, equity and inclusion initiatives across the organisation. It is our commitment to provide a workplace where all colleagues, regardless of identity, background, or circumstance, feel respected as individuals and feel that they can achieve their full potential and work in a safe, supportive, and inclusive environment. We are happy to make any reasonable adjustments to accommodate for your needs throughout the application process. Please let your Recruiter know.

We’re seeking a UI/UX‑focused Senior Eclipse RCP / SWT Engineer to design and build high‑performance Java thick‑client applications using Eclipse RCP, OSGi, SWT, and JFace. You will partner with product, UX, and domain experts to deliver intuitive, robust, and responsive scientific desktop software used by geoscience professionals. The ideal candidate combines deep desktop UI engineering with strong multithreading/concurrency and applied mathematics, capable of implementing complex, long‑running algorithms off the SWT UI thread while maintaining a smooth, accessible user experience. About the Role Design & build rich desktop UIs with Eclipse RCP (perspectives, views, editors, commands/handlers, extension points) using SWT/JFace and established UI/UX patterns (MVP/MVC, event‑driven design). Responsibilities • Implement OSGi modular architectures (bundles, services, dependency management), ensuring clean isolation between components and well‑defined interfaces., • Engineer context‑aware behaviors across the application: understand and extend how actions (e.g., button press) propagate through Eclipse Command/Handler/Context and OSGi Service Registry to deliver predictable, traceable outcomes., • Build and optimize multi‑threaded features: move long‑running scientific computations off the UI thread using the Eclipse Jobs API, executors, and background tasks; update UI safely via Display.asyncExec/syncExec., • Ensure UI responsiveness & performance for large datasets: job scheduling, progress reporting, cancellation, virtualized tables/viewers, and efficient rendering., • Apply software design patterns and domain‑driven design to keep code modular, testable, and maintainable., • Collaborate with product and UX to translate scientific/geology workflows into usable, high‑signal interfaces; instrument and iterate based on usability feedback., • Write clean, testable code with unit tests (e.g., JUnit), UI tests (e.g., SWTBot), and profiling/diagnostics for memory and performance., • Participate in code reviews, architecture discussions, and CI/CD build pipelines (Tycho/Maven/Gradle as applicable)., • Contribute domain insights to data visualization and computational geometry/mathematics features (e.g., regression, derivatives, geometry operations). Qualifications • BS in Computer Science (or related) and 10+ years of professional software engineering experience., • 7+ years building Java thick‑client desktop applications with Eclipse RCP: Plugins/features/products, extension points, p2, perspectives/views/editors, Commands/Handlers/Contexts., • Expertise in OSGi: Bundles, lifecycle, services, dependency injection/management, service tracking, modular isolation., • Strong SWT/JFace: Layouts, events, custom widgets/controls, JFace viewers (Table/Tree), dialogs, wizards, actions., • Advanced Core Java (Java 8+): Concurrency (threads, executors, futures, synchronization), collections, generics, streams, and design patterns (Factory, Strategy, Observer, Command, etc.)., • Proven multithreaded UI experience: Delivering long‑running computations without UI freezes; correct use of the SWT single‑threaded model and UI thread marshaling., • Performance & scalability: Background jobs, cancellation, progress UI, memory/performance profiling, large dataset handling/virtualization., • Applied mathematics for scientific applications: Calculus (including derivatives), geometry, statistical regression/line fitting, numerical methods; comfort validating algorithmic correctness and precision., • Geology/Geoscience domain experience (or demonstrable experience rapidly acquiring complex scientific domains)., • Debugging & diagnostics: Event tracing across OSGi/Eclipse contexts, thread dumps, heap/CPU profiling, logging frameworks. Required Skills • Experience with computational geometry, coordinate systems, and scientific data visualization in desktop apps., • Exposure to geospatial/GIS concepts (e.g., projections) and data formats., • Knowledge of Tycho/Maven RCP build pipelines; p2 repositories, feature/product builds, update sites., • Experience with SWTBot or similar UI testing frameworks., • Familiarity with numerical libraries and precision/robustness techniques., • Cross‑language integration (e.g., JNI to C/C++ modules) or Python interop for scientific workflows. Preferred Skills • 30 days: get hands‑on with the codebase; map key OSGi bundles/services; profile a representative workflow to identify UI thread pressure points; ship small UX improvements., • 60 days: refactor 1–2 long‑running algorithms to background jobs with proper progress/cancel and safe UI updates; implement or fix context‑aware command/handler flows., • 90 days: deliver a performant, user‑validated feature that combines multithreading, mathematical rigor, and geology‑centric UX (e.g., a geometry/derivative/regression tool with responsive visualization on large datasets). How we work: Quality & UX first: We value responsive UIs, clear feedback, and accessible designs for expert users. Modularity & maintainability: Clean OSGi boundaries, contract‑first design, and test coverage. Evidence‑driven iteration: Profile, instrument, and improve based on real usage. Equal Opportunity Statement We are committed to diversity and inclusivity.

As a GPU Software Engineer, you’ll be translating innovative research into high-performance, high-quality GPU compute solutions—playing a key role in delivering next-generation media technology to the market. Hybrid working, 3 days onsite and 2 days working from home. Key Skills & Qualifications: • Degree in Electronics Engineering, Computer Science, or a related field., • Proven experience in video processing or similarly performance-critical applications., • Hands-on experience with Vulkan or other modern GPU APIs., • Strong background in C/C++ development, both in building new systems and enhancing existing ones., • Translate high-level mathematical models and research into production-ready encoder implementations using C++ and GPU compute technologies., • Develop cross-platform solutions for operating systems including Windows, Linux, iOS, and Android., • Enhance, maintain, and expand existing codebases (C/C++/Python)., • Integrate third-party commercial and open-source software components., • Produce clear and well-structured technical documentation, including specifications, APIs, and integration guides., • Support external partners and customers in integrating SDKs., • Test and evaluate complex signal processing code to ensure performance and reliability in production releases., • Manage your own workload with accurate time estimates, effective task prioritisation, and a focus on high-quality design

Unity Developer Bring Moshi Monsters Back to Life! About Us We’re MindCandy, the creators of Moshi Monsters, the hit online virtual pet game where kids can adopt a monster, play, and explore the world of Moshi. With your help, we want to relaunch Moshi Monsters on Mobile & PC with all the core content fans loved from the original, plus quality of life improvements, updated graphics, new missions, mini-games, and more Moshi World locations for fans to explore. We’re a small but ambitious team with big plans and we’re looking for a Senior Unity Engineer to help us bring Monstro City back to life. The Role We are looking for a talented and creative Unity Developer. You’ll join a small engineering team, and collaborate daily with artists, designers and product folks to turn sketches and ideas into magical experiences. You will be rolling up your sleeves, solving problems creatively, and helping us deliver delightful 2D gameplay kids will love. This is a hybrid role that requires 2 days a week in the office (Tues/Wed), but with some flexibility for making those days remote as and when needed. What You’ll Do • Be part of the development team for the new Moshi Monsters 2D game built for mobile (iOS & Android) & desktop, • Collaborate across disciplines and architect systems for gameplay, UI, animation, and tools - always keeping scalability in mind., • Build clean, maintainable C# code., • Prototype with artists and designers to test ideas., • Optimise performance so the game runs smoothly on a wide range of devices. What We’re Looking For • 2+ years professional Unity experience, • Some knowledge of Unity’s 2D workflows (sprites, animation, UI)., • Experience with Unity projects for mobile., • Familiarity with version control (Git)., • Passion for kids’ games, character-driven worlds, or playful experiences., • Great communication; you can explain tech choices to non-engineers without jargon. Bonus Points For • Familiarity with the Moshi Monsters IP., • A soft spot for quirky monsters, gooey worlds, and creating safe spaces for kids online., • Knowledge of backend services (AWS) or similar., • Interest in modular game frameworks or re-usable templates., • Understanding of UX design process, and experience working with design teams Why Join Us? • Be part of the team reviving an iconic kids’ IP loved by millions., • Creative freedom. Your voice matters in shaping the game., • Help build the tech foundations of a project set up for the long run., • Flexible, remote-friendly working, with two days a week in our London (Soho) studio., • This is a rare chance to help reimagine Moshi Monsters and shape the future of kids’ games., • 23 days holiday + studio closure over Christmas, • Equity (Stock Options), • Health Income protection scheme, • Salary range: £55k to £65k Application Process We are looking for someone to join us in March, with interviews commencing immediately. We are an inclusive and friendly studio and encourage applications from a diverse range of candidates. If you believe you are a great fit for our team, send your CV and a cover letter via the Linkedin 'Apply' or to The closing date for applications is 3rd March We look forward to hearing from you.

Senior Full Stack Engineer (AI) | London | £100k to £150k | React | Django | FastAPI Location: London Salary: £100,000-£150,000 + benefits This role is for Engineers who are intellectual and driven by deep complexity. This is about building tools that help people make sense of exceptionally complex systems. You will work on internal software used to explore, analyse, and interact with advanced AI models. These tools are designed for technical users and require thoughtful engineering across both backend and frontend. The use case of this software is about tackling some of the most pressing challenges of the next generation. If you enjoy owning problems end to end and care about both functionality and usability, this role offers real depth and the opportunity to be part of a mission driven team who are as competent as they are ambitious. What you will be doing • Building and evolving full stack applications used by technical teams, using Django, FastAPI & React, • Creating interfaces that help users understand complex behaviour and data, • Working closely with others to shape how tools should work and feel, • Balancing speed, quality, and adaptability in a fast changing environment, • Taking responsibility for features from idea through to real world use The stack centres on Python and modern frontend technologies, but curiosity and good judgement matter more than ticking boxes. Who this suits • Full stack engineers who enjoy building serious internal tools and have 5years+ experience, • Those with experience working with LLM agents or a strong interest in this area, • People comfortable working with evolving requirements, • Engineers who care about good UX without needing to be designers, • Those motivated by the broader implications of AI and its impact This is a rare opportunity to build meaningful software in a high trust environment, alongside people who care deeply about doing things well. If you’re looking for a role where you can make tangible impact, work on an interesting product, and be part of an exceptional team, get in touch at . Senior Full Stack Engineer (AI) | London | £100k to £150k | React | Django | FastAPI

I'm currently supporting a leading global quantitative investment firm is looking for a Frontend Engineer to join their Compliance & Legal Technology team. This team builds mission-critical software used across global trading operations—covering trade surveillance, communications monitoring, regulatory reporting, and more. If you enjoy solving complex problems with clean, reliable UI in a high-impact environment, this could be a great fit. Responsibilities • Designing, developing, and testing UI for mobile and web applications, • Build reusable code and libraries for future use, • Accurately translate user and business needs into functional frontend code Qualifications • Familiarity using Scrum/Agile development methodologies, • Experience building data-heavy apps with complex workflows, • Experience building object oriented web applications in JavaScript, HTML5, and CSS3

Electronics Engineer – Space Sector We are seeking an experienced Electronics Engineer from the space sector to support the delivery of imager electronics for a satellite payload for our NewSpace client - a rapidly expanding space technology company based in the UK. This is a hands-on position working closely with the Optical Imaging and Electronics teams to drive the development, enhancement, testing, and delivery of payload electronics through manufacture, Assembly, Integration & Verification (AIV), and final delivery. You will receive day-to-day technical direction from the onsite electronics lead, while line management and performance oversight will remain with your employing organisation. Following completion of the build phase, there will be an opportunity to transition into a broader technical role to support future payload electronics development and strategy. This position offers strong professional growth within a dynamic and fast-growing space environment. Key Responsibilities • Design analogue and digital electronics for optical payload subsystems, including schematics and board-level designs suitable for manufacture and test, • Support electronics architecture, board and FPGA interfacing activities, • Perform circuit simulation, debugging, and lab-based validation, • Develop and support test and verification activities through manufacture and AIV, • Create and maintain assembly procedures, test documentation, and verification reports, • Develop Electronics Ground Support Equipment (EGSE), • Ensure traceability of design data and technical documentation, • Collaborate with system engineers on system budgets, trade-offs, and schedules Essential Qualifications & Experience • Degree (or equivalent) in Electronics or Electrical Engineering, • Proven experience in space electronics, • Experience in mixed-signal design, • Strong circuit-level debugging and testing skills, • Knowledge of FPGA design (VHDL), • Experience with scripting languages (e.g., Python, TCL), • Experience using laboratory test equipment, • Strong documentation and communication skills, • Ability to work autonomously and manage schedule pressures, • Experience with PCB design tools and low-volume, high-reliability manufacturing environments is desirable. Desirable Skills • Highly organised and self-motivated, • Strong team collaboration skills, • Ability to influence and communicate effectively at all levels, • Customer-facing confidence, • Results-driven with strong problem-solving skills, • Comfortable managing multiple priorities, • Adaptable and proactive, • Passionate about space technology Why Apply? • Opportunity to contribute to cutting-edge satellite technology, • Work within a collaborative and high-growth space environment, • Gain valuable onsite experience with a leading satellite manufacturer, • Play a key role in delivering advanced space-based systems If you are interested, please apply today.

Optical Systems Engineer – Earth Observation Satellite Optics (London) We are seeking an experienced Optical Systems Engineer with deep expertise in Earth Observation (EO) satellite optics to lead the technical development of a spaceborne optical payload for our NewSpace client - a rapidly expanding space technology company based in the UK. This is a senior, hands-on opportunity to shape and deliver high-performance optical systems for Earth Observation satellites. Key Responsibilities • Lead development of optical system architecture, requirements and trade studies for an EO payload, • Perform optical design, modelling and performance analysis (image quality, MTF, stray light, tolerancing), • Define subsystem and component specifications; oversee manufacturing and supplier activities, • Participate hands-on in optical integration, alignment and verification activities, • Support environmental testing and performance validation, • Maintain risk registers, mitigation plans, development schedules and technical inputs, • Produce and own technical documentation including requirements traceability, verification reports and design records, • Support technical reviews, proposals and knowledge transfer activities, • Work closely within a multidisciplinary project team Essential Qualifications & Experience • Degree in Optics, Physics or relevant Engineering discipline, • Extensive experience in Earth Observation satellite optical systems, • Proven end-to-end payload experience (concept through delivery), • Strong hands-on optical integration, alignment and test experience, • Experience with interferometry, MTF testing and optical verification, • Proficiency in optical design and analysis tools (e.g. Zemax/OpticStudio), • Experience with modelling tools (e.g. Python; mechanical/thermal modelling tools desirable) Desirable Skills • Strong systems engineering and requirements management capability, • Experience conducting optical trade studies and performance optimisation, • Excellent technical documentation skills, • Comfortable working onsite within a manufacturer environment, • Able to operate effectively under schedule pressure, • Strong communication and stakeholder management skills, • Proactive, adaptable and solutions-focused, • Passion for advanced space-based imaging systems Why Apply? • Lead development of advanced Earth Observation satellite optics, • Play a key technical role in delivering high-performance space payloads, • Work in a focused, high-growth space environment, • Contribute to impactful EO missions supporting defence and climate applications If you are interested please apply.

Looking to join a company when you can make a real impact? Do you have 4+ years commercial experience developing software with Java & JavaScript? 🚀 Full Stack Engineer – SaaS Solutions 🚀 💰 Salary – up to £75k + bonus 📍 Location – hybrid working 2 days a week in modern London office I am excited to be once-again working with our long-term partner as they look for a Full Stack Engineer to join their team. You will be part of a fast-growing London-based technology SME that provides digital and SaaS solutions for a number of UK companies and government functions. Their admirable dedication and customer focus has already contributed to significant annual growth and driven long-standing partnerships with the likes of the Ministry of Defense, HM Treasury, and the Departments of Work & Pensions and International Trade. They are looking for a motivated Full Stack Engineer with experience with: • Java, • Spring Boot, • Microservices, • JavaScript, • Frontend frameworks: they use Vue.js but are also open to React and Angular, • Containerisation using Docker, Kubernetes, • Developing cloud-native applications with AWS, GCP, Azure, • SQL, NoSQL and other tools and scripting skills Benefits: • Bonus, • Private health insurance (covering eye and dental too), • Life assurance, • Enhanced pension contributions, • 25 days holiday + bank holiday which increases with tenure, • Season ticket loan, • Team away days and monthly socials, • Personal development training budget, • Enhanced maternity and shared parental leave If you would like to join a company that will do wonders for your career with unlimited opportunities for progression, while also working from home 3 days a week, apply now and be considered immediately as a Full Stack Engineer! Please note: Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in the UK.

Fullstack Software Engineer Location: London (3 days in the office) Contract Type: Permanent Salary: Up to £100,000 (DOE) plus stock options, private medical/dental, and £1,200 L&D budget • Build fullstack platforms that generate real social impact globally, from user-facing experiences through to backend services, • Work with a close-knit engineering team in a high-performing culture built on trust, clarity and psychological safety, • Take ownership of event-driven architecture using Node.js, TypeScript, DynamoDB and AWS Lambda, and build frontend applications in React/TypeScript, • Shape reusable software components across the stack and deliver major features from concept through to launch, • Access £1,200 annual learning budget, enhanced parental leave, and 25 days holiday + Christmas closure Our client is one of the fastest-growing companies in the UK, combining commercial success with meaningful social good. They're looking for a fullstack software engineer to join their London team and help build platforms that have already had a huge impact on the world. If you have 4+ years of professional software engineering experience and want to advance your career whilst creating real impact, this role offers genuine opportunity. Company Overview: The company operates with a mission to build sustainable growth whilst delivering significant social good. They foster a high performing culture centred on trust, clarity, psychological safety, and mentorship, where engineers are encouraged to be passionate about their opinions whilst remaining humble in receiving feedback and learning through failure. Diversity and inclusion are core to how they operate and grow together as a team. Position Overview: As a Fullstack Software Engineer, you’ll join a close knit, mission driven team, building and maintaining the platforms that power large-scale social impact initiatives. You’ll work end-to-end across backend services and user-facing applications, taking responsibility for writing, testing and deploying code and infrastructure that serves millions of users. You’ll collaborate closely with Product Managers and UX Designers to translate requirements into high-quality deliverables, ensuring performance, security and resilience across the full product experience. Responsibilities: • Build and maintain fullstack features across frontend and backend services, • Write clean, maintainable code using TypeScript (Node.js backend), • Design reusable components and patterns that scale across the platform, • Build event-driven applications using AWS Lambda and AWS API Gateway, • Contribute to modern frontend development (e.g., React or similar), ensuring great UX and accessibility, • Deliver major features from concept through to launch, taking ownership end-to-end, • Perform thorough code reviews, providing constructive feedback and raising engineering standards, • Ensure system performance, security and resilience across services and applications, • Operate effectively within regulated and security-sensitive environments, • Collaborate with Product Owners and UX Designers to turn requirements into robust technical solutions What we’re looking for: • Experience building production-grade applications as a fullstack Engineer (or backend engineer with strong frontend capability), • Strong skills in Node.js + TypeScript, • Experience designing and building APIs and scalable backend systems, • Cloud experience, ideally AWS (Lambda, API Gateway, event-driven architecture), • Solid software engineering fundamentals: testing, CI/CD, code quality, maintainability, • Comfortable working closely with product and design teams, • Ownership mindset — you care about delivery, outcomes, and continuous improvement Benefits: • Competitive salary up to £100,000 (depending on experience) plus stock options, • Private medical and dental insurance, • Life assurance at 4x salary plus critical illness cover, • 25 days annual leave plus bank holidays and Christmas closure, • £1,200 annual learning and development budget, • Enhanced parental leave, • Work from home equipment budget, • Monthly team socials and collaborative working environment Alongside this generous package, you'll be immersed in a value-driven environment where you'll collaborate with a talented, supportive team committed to growth, continuous learning and creating meaningful social impact together. Hera recruits with diversity and inclusion at its core and continues to embrace, champion and recognise the incredible assets that come from working and collaborating with people from all walks of life. We're here to support you every step of the way, so if you require reasonable adjustments during the application or interview process, please don't hesitate to reach out to us. We'll guide you through how we're able to support you with your specific needs and will ensure a fair and accessible recruitment process for all candidates, without you having to disclose the details behind your disability or condition.

Technical Design Director - Data Centres - Electrical or MEP Location: London Salary: £75-110k DOE Our client is a globally recognised engineering consultancy, specialising in innovative building services and sustainability. With a strong commitment to sustainability, they have been at the forefront of low-carbon advancements for over two decades. Renowned for technical excellence and a collaborative culture, they empower world-class projects while fostering a diverse and inclusive workplace. We now seek a fully experienced Electrical Technical Director to be based out of their London office. Role Responsibilities: • Team Management and leadership role in the development, design and coordination of engineering project services, including reporting, • Carries out cost and profit diagnosis on projects including feasibility studies and preparation of project fee proposals, • Reviews status advised by project personnel and external parties and modifies schedules or plans as required., • Develops and specifies applications of controls, instruments, and operating systems for all building engineering services purposes, • Surveys tests and reports on existing electrical/mechanical installations, • Fiscal and commercial management of projects to ensure they return the target margin, • Leadership and hands on delivery of monitoring of construction and installation on projects, • Liaising with existing clients to establish long term relationships and future upcoming projects, • Liaising with future client prospects and general business development., • Specifies activities to ensure that manufacturing, construction, installation, and operational testing confirm to functional specifications and customer requirements, • Represents Company at technical meetings with customers, professional teams and contractors teams, • Carries out engineering calculations to ensure drawings meet required robust industry and legal standards, • Support clients in tender and procurement of MEP contractors and MEP equipment., • Leads on the coordination of engineering services, incl. delivery of concept and details designs, • Ensures risk and performance monitoring analysis, • Mentoring and development of younger members of the engineering team, • Production of technical white papers to promote the technical capabilities of the Company, • Surveys and due diligence reports of existing data centres, • Presenting technical papers at industry events where the opportunity arises, • BSc/BEng in appropriate engineering discipline/BEng General Building Services or have sufficient equivalent experience, • MCIBSE/MIEE or HND/HNC + appropriate experience or equivalent, • Chartered Engineer status, • Significant experience of specification design for a range of building types, • Experience of having managed projects abroad (desirable), • Sound knowledge & working application of key health and safety issues and legislation, • Appreciation & working knowledge of contract and business law, • Ability to use IT based calculation and spreadsheet software, • Good understanding of BS standards/ UK regulations/codes, • Experience and understanding of invoicing and credit control, • Strong Leadership & mentoring skills, • Background in consulting or construction preferred., • Good understanding of international working and business operations of a global consultancy.

Job Title: Frontend Engineer – React / TypeScript / Next.js Location: London (Hybrid – 2‑3 days in office) Salary: £70,000 – £75,000 + Equity About the Company You’ll join a fast‑scaling SaaS business that’s redefining how enterprise sales teams operate. Their platform uses advanced AI and deal‑intelligence to unlock hidden insights, streamline workflows and elevate team performance. Backed by top investors, the team is lean, ambitious and focused on real‑world impact, yet technically deep and product‑led. About the Role You will help shape the front end of a high‑impact product used by enterprise customers, using React, TypeScript, and Next.js. You’ll work across the full front‑end life cycle — from architecture and design collaboration, through to deployment and optimisation — delivering robust, performant, and accessible user interfaces. You’ll join a highly collaborative team where your voice will matter, and your work will be visible at scale. What You’ll Do • Build and maintain modern web applications using React, TypeScript, and Next.js., • Translate UI/UX designs into responsive, accessible and high‑performance user interfaces., • Collaborate strategically with backend engineers, product owners and designers to deliver end‑to‑end solutions., • Write clean, tested, maintainable code and set best‑practice standards for the front‑end., • Optimize web performance, accessibility (WCAG), responsiveness, and the user experience., • Participate in agile rituals and help take ownership of features from conception to deployment and monitoring. What We’re Looking For • Strong production experience with React, TypeScript and Next.js., • Excellent skills in HTML5, CSS3, and modern JavaScript (ES6+)., • Proven experience with state‑management libraries (e.g., Redux, Zustand)., • Solid experience integrating front‑end apps with RESTful APIs, (GraphQL is a bonus)., • Experience with testing frameworks (e.g., Jest, React Testing Library)., • Comfortable with CI/CD pipelines, version control (Git), modern build tools and an eye for performance optimisation., • Strong understanding of scalable front‑end architecture, responsive design, accessibility standards and code maintainability. Nice to Have • Experience with server‑side rendering or static site generation (Next.js)., • Exposure to AI/ML integrations or advanced analytics in a front‑end context., • Familiarity with GraphQL or micro‑frontend architectures or enterprise‑grade front‑end tooling. What We Offer • Salary: £70,000 – £75,000 + equity participation., • Hybrid working model: 2‑3 days per week in a London‑based office, blended with remote work., • Opportunity to join a high‑growth technology company at a stage where your contributions will be visible and valued., • Working with cutting‑edge technologies, a smart engineering team, and a product used by major enterprise customers., • Real ownership of your domain and career growth in a product‑led engineering culture.