Server jobs in Reino Unido

Join us as a PostgreSQL SRE at Barclays where you'll effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimizing disruption to operations. In this role you will assume a key technical leadership role. You will shape the direction of our database administration, ensuring our technological approaches are innovative and aligned with the Bank’s business goals. To be successful as a PostgreSQL SRE, you should have: * Experience as a Database Administrator, with a focus on PostgreSQL and similar database technologies such as Oracle or MS-SQL. * A background in implementing and leading SRE practices across large organizations or complex teams. * Hands-on experience on Containers and Kubernetes * Experience with DevOps automation tools such as Code versioning (git), JIRA, Ansible, database CI/CD tools and their implementation. Some other highly valued skills may include: * Expertise with scripting languages (e.g. PowerShell, Python, Bash) for automation/migration tasks * Experience of working on Data migration tools and software’s * Expertise in system configuration management tools such as Chef, Ansible for database server configurations. You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills This role can be based in our London, Knutsford or Glasgow locations. Purpose of the role To apply software engineering techniques, automation, and best practices in incident response, to ensure the reliability, availability, and scalability of the systems, platforms, and technology through them. Accountabilities • Availability, performance, and scalability of systems and services through proactive monitoring, maintenance, and capacity planning., • Resolution, analysis and response to system outages and disruptions, and implement measures to prevent similar incidents from recurring., • Development of tools and scripts to automate operational processes, reducing manual workload, increasing efficiency, and improving system resilience., • Monitoring and optimisation of system performance and resource usage, identify and address bottlenecks, and implement best practices for performance tuning., • Collaboration with development teams to integrate best practices for reliability, scalability, and performance into the software development lifecycle, and work closely with other teams to ensure smooth and efficient operations., • Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations • To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions., • Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes, • If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others., • OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes., • Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues., • Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda., • Take ownership for managing risk and strengthening controls in relation to the work done., • Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function., • Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy., • Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively., • Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience., • Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave. Investment

Join Barclays as a UI Developer, where you will drive the accelerated decommissioning of the legacy eT (Electronic Trading) application. This role requires strong UI and server-side engineering expertise and is critical to driving technical excellence, reducing legacy risk, and modernizing a global electronic trading platform. To be successful, you should have: • Strong UI/front-end engineering background, with deep expertise in Angular, • OpenFin experience, • Proven experience building financial or trading UIs Some other highly valued skills may include: • .NET or Java experience (bonus), • Python exposure, particularly for analytics-heavy workflows, • Experience modernizing or replacing legacy trading systems You may be assessed on key critical skills relevant to success in this role, such as risk and controls, change and transformation, business acumen, strategic thinking, digital and technology skills, as well as job-specific technical skills. This role is based in London. Purpose of the role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities • Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance., • Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives., • Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing., • Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth., • Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions., • Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. Assistant Vice President Expectations • To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions., • Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes, • If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others., • OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes., • Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues., • Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda., • Take ownership for managing risk and strengthening controls in relation to the work done., • Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function., • Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy., • Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively., • Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience., • Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

Senior Incident Response Manager (SOC) London / WFH to £120k.Do you have expertise in the field of Incident Response, Cyber Security Operations or Digital Forensics?.You could be progressing your career in a senior, hands-on leadership role at the Investment Management arm of a global bank.As a Sen

Senior C++ Developer / Software Engineer (Linux SQL C++17) London / WFH to £110k.Global-leading FinTech is seeking a Senior C++ Developer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects.The organisation is a pioneer in the field of

Snowflake, SQL Server, PostgreSQL, Data Warehousing, Data Lake, Medallion, Data Vault, Data Fabric, Semantic modelling. In the role of a Data Modelling Lead, you will be responsible for leading the design and transformation of enterprise data models to support scalable, high-performance analytics an

You're a hands-on technical leader with a focus on backend Java engineering. Backend Staff Engineer / Developer (Java AWS PostgreSQL) opportunity. Backend Staff Engineer / Developer (Java AWS PostgreSQL) London / WFH to £120k.

Responsible for planning the server or rack, arranging the server mounting or rack installation, and following up the installation of the server operating system. Responsible for the daily maintenance, troubleshooting, repair and follow-up break-fix of the server and other hardware. Server network t

Backend Developer / Software Engineer (TypeScript Node.Are you a senior technologist looking for an opportunity to progress your career in a hands-on role where you can make an impact?.You could be joining a scaling tech company that has developed a digital distribution platform transforming electro

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn.

Product Designer (12 month FTC) London / WFH to £75k.Are you a UI UX Product Designer with a good knowledge of financial trading?.You could be joining a growing Digital Wealth Management scale-up that offers a range of investment services to the public via their advanced technology platform which m

Senior Front End Engineer / Developer (TypeScript React) London / WFH to £130k.Are you a Front End technologist who enjoys building systems from scratch?.You could be progressing your career, in a senior, impactful role at a global, prime broker that is replacing the legacy infrastructure used acro

A principle role within the restaurant, the Host/Hostess is familiar with server stations, their daily assignments, their personal timing patterns and their maximum workload capacity. The Host/Hostess is the guest’s first impression of the restaurant. Utilizing Open Table, the Host/Hostess takes r

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn.

You could be progressing your career as a Front End Developer at a well-established AI company acting as tech incubator within the World Economic Forum to tackle issues like climate change, AI, battery technology and other real world problems. Front End Engineer / Developer (TypeScript React Native

Python Developer / Full Stack Engineer (Python Django React) Remote UK to £80k.Do you have strong Python and Django skills?.You could be progressing your career at a tech scale-up, with recent investment, that is helping vulnerable people to reclaim money due to them via irresponsible lending.As a

C++ Developer / Engineer (C++ Mac Extensions) WFH / London to £80k Do you have C++ coding skills combined with experience of developing Mac Extensions? You could be progressing your career at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and data structures to extract key metadata which is then analysed by in-house algorithms and allows customers to detect hackers, malware, data leakage and other malicious activity. As a C++ Developer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once or twice a month. About you: • You have strong C++ development skills, • You have experience of integrating software with Apple Mac Extensions and APIs, • You have a good knowledge of Network Security, • You have VPN client or security experience, • You're collaborative with great communication skills, • You have experience of producing technical documentation, • You're degree educated in Computer Science or similar technical discipline What's in it for you: As a C++ Developer (Mac Extensions EDR C++) you will earn a competitive package: • Salary to £80k, • Remote working (x1-2 days a month in London), • Continuous training and career development including paid for certifications Apply now to find out more about this C++ Developer / Software Engineer (C++ Mac Extensions) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

We’re seeking a highly skilled Senior Software Engineer with expertise in C#, .NET and Azure. In this role, you’ll design, develop, and deliver high-quality software solutions within agile teams, working across the full development lifecycle. You’ll collaborate closely with engineers, architects, DevOps, and product owners to build robust, scalable, and cloud-ready applications that meet business needs. This is a hands-on engineering position where you will contribute to architectural decisions, mentor other developers, and play a key role in shaping the technical direction of our platforms. Key Responsibilities • Design, build, and maintain software solutions using C# and .NET technologies., • Develop and integrate cloud-based services on Microsoft Azure, including Azure Service Bus and related messaging technologies., • Work with architects and stakeholders to define technical solutions aligned with business requirements., • Implement clean, maintainable, and well-tested code following best practices and design patterns., • Build APIs, microservices, and event-driven solutions that are performant and secure., • Ensure high availability, scalability, and reliability of applications through effective system design and testing., • Contribute to CI/CD pipelines and DevOps practices to streamline deployments., • Collaborate in agile ceremonies including sprint planning, daily stand-ups, and retrospectives., • Troubleshoot complex production issues and provide timely resolutions., • Mentor junior developers and contribute to a culture of continuous learning. Skills & Experience • Strong, proven experience with C# and .NET (Core or Framework)., • Hands-on experience with Microsoft Azure services, including Azure Service Bus or other messaging systems (e.g., RabbitMQ, Kafka)., • Strong understanding of messaging patterns, asynchronous processing, and distributed system design., • Proficient in building RESTful APIs and working with JSON/XML data formats., • Experience with SQL and database design (SQL Server or similar)., • Familiarity with microservices architecture and containerized deployments (Docker, Kubernetes)., • Good understanding of software design principles such as SOLID, Clean Architecture, and Domain-Driven Design., • Experience with CI/CD pipelines and version control (GitHub, Azure DevOps, or similar)., • Knowledge of security best practices for cloud-based applications., • Strong problem-solving skills, analytical thinking, and attention to detail., • Excellent communication and collaboration skills, comfortable working across technical and non-technical teams. Additional Competencies • Experience with event sourcing, CQRS, or stream processing is a plus., • Exposure to automated testing frameworks for .NET applications., • Understanding of performance tuning, scalability, and resilience in distributed systems., • Passion for technology, with a willingness to explore and learn new tools and frameworks., • Ability to work independently as well as in a collaborative, agile team environment.

This is a proactive pipelining initiative. We are not hiring for this role at the moment; however, we are building a pipeline of strong, qualified candidates. Once the position officially opens, we will reach out to shortlisted professionals to begin the interview process. Location: London Work mode: hybrid About the Role: We are seeking an experienced Data Engineer with deep expertise in Power BI and enterprise-scale reporting environments. The ideal candidate will be responsible for designing, optimizing, and maintaining high-performance semantic models, delivering end-to-end BI solutions, and supporting distributed reporting across multiple business domains. Key Responsibilities: Power BI Development & Engineering • Build and optimize Power BI Semantic Models for large datasets (4–5GB+)., • Develop high-performance dashboards using Power BI Desktop & Power BI Service., • Write advanced, performance-optimized DAX following best practices., • Leverage Power Query (M) for scalable data ingestion and transformation., • Perform deep model optimization using Tabular Editor, DAX Studio, and performance analyzer tools., • Design and implement robust data pipelines from Snowflake, SQL Server, SharePoint, and other enterprise systems., • Ensure data accuracy, consistency, and reliability across distributed reporting ecosystems., • Conduct data validation, quality checks, and impact assessments for model and logic changes., • Manage reporting across multiple teams/domains in a structured, enterprise BI environment., • Create clean, intuitive dashboards and wireframes aligned with business needs., • Perform unit testing and follow structured change management processes., • Support large-scale, multi-entity reporting use cases (preferred). Required Skills & Experience: • 10+ years of experience in BI/Data Engineering roles., • Advanced expertise with: Power BI Desktop & Service, Power BI Semantic Models, DAX (advanced, optimized), Power Query (M), SQL (strong proficiency), Tabular Editor & DAX Studio, • Experience working with large datasets and complex enterprise reporting environments., • Strong knowledge of data modeling principles and high-performance tabular architecture., • Excellent communication, problem-solving, and attention to detail. We’re grateful for your interest in joining our team. Kindly note that only applicants whose experience and qualifications most closely align with the role will be contacted for the next steps. Thank you for your understanding.

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with Conditional Access, CI/CD pipelines, and Infrastructure-as-Code (e.g., Terraform) is essential. Additional exposure to Exchange Online/Server, Teams, SharePoint, OneDrive, desktop build/deploy automation (Windows 365/AVD), and config management tools such as Ansible or Puppet will be highly advantageous. To secure the most relevant hire, my client is committed to offering a highly competitive package alongside excellent benefits and a collaborative environment where engineers can thrive and make a visible impact. Apply now via the link below or send your CV directly to .

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week. You will have 20 work from anywhere days added on top which you can use to make soime weeks 2 days a week from home. Please also note - sponsorship is not an option here unfortunately. The role As a Senior Software Engineer, you will: • Understand complex business problems then propose and implement technical solutions, • Have input into the architecture, working closely with the Head of Technology and other senior team members, • Work with other engineers and the business to improve user experiences, • Bring your experience and enthusiasm to our engineering culture, • Promote excellence with technical mentoring, feedback, and code reviews, • Participate in planning sessions, retrospectives, stand-ups and demos, • Join us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate • You have built great products for the web and/or mobile, • You have analysed business problems then scoped and built technical solutions to solve them, • You can quickly become productive using our backend or frontend technologies, or both, • You’re excited about understanding the real problems working people come up against and fixing them with technology, • You can work well in small teams to deliver radical improvements, • You will be proud to show how you’ve impacted other parts of a business and delivered results, • You will be pushing frameworks and languages for good business reasons, • You stay up-to-date with developments in AI and are comfortable using AI tools to boost your productivity and problem solving The tech Our core technologies are: • Python on the server side, using Django as a web framework, and Django Rest Framework for our API, • Angular and TypeScript on the client side for our mobile apps and booking flow, • Next.js and React for parts of our marketing website, • Ionic for hybrid and progressive mobile apps, • PostgreSQL for our database, using some of its advanced geographic modelling capabilities, • Metabase for analysis and self-serve data exploration, • Redis for caching and task queues, • GitHub, Codeship and Heroku for seamless code review, integration and deployment, • Claude Code for agentic coding, • AWS S3, CloudFront and Lambda for storage and content delivery, • Cypress for end-to-end testing, • Third party APIs: OpenAI, Stripe, Twilio, Sendgrid, Mailchimp and more Our tech culture We follow an agile development process with fortnightly sprints. We keep meetings to a minimum, but the ones we do have are highly valuable. We strongly believe in ownership and you will be responsible for taking your features from development through to testing, deployment and design review with end users. We take code quality seriously. We have a preferred code style and we use automated linting, code formatting and other code inspection tools to detect common errors and ensure consistency. We run an extensive suite of unit, integration and end-to-end tests on every git push and deploy. Perks • Share options, • 25 days holiday allowance + bank holidays, • Flexible hours and work-from-anywhere days, • Free trial cleans and discounted recurring cleaning, • Cycle to Work scheme, • Salary sacrifice gym membership scheme, • Access to Employee Pricing Programs, • Sponsored learning, including conference tickets and travel, • Choice of hardware, OS and IDE – you do you, • Posh Christmas and Summer parties, • Tons of sponsored team socials, • Casual dress code

Senior C++ Developer / Engineer (C++ Rust Low Latency Trading) London / WFH to £180k+ Are you a Senior C++ Developer to progress your career and transfer your skills to Rust? You could be joining a hugely profitable High Frequency Trading firm that specialise in crypto markets and earning substantial bonuses in a senior, hands-on Senior C++ Developer role. What's in it for you: • Salary to £180k, • Bonus (c50% of base), • Pension, • Hybrid working, • Career progression Your role: As a Senior C++ Developer you will design and develop high throughput backend services for microsecond real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust (and some C++ for legacy systems). You'll collaborate with a small, talented team, problem solving and working on complex and challenging systems with interesting work. Location / WFH: You'll join the team in Central London with flexibility to work from home 1-2 days a week. About you: • You have strong backend OOP, multithreaded software engineering experience with C++ and are comfortable working with Rust going forward, • You have experience of working on high throughput, low latency systems with microseconds / nanoseconds, within a finance (or games) environment, • You have a good understanding of low level system design, Operating Systems, Networking, Socket Level programming, hardware, compilers, FPGA, • You achieved a 2.1 or above in Computer Science from a top tier university, • You are collaborative and pragmatic with great communication and stakeholder management skills, also with some leadership or mentoring experience Apply now to find out more about this Senior C++ Developer / Software Engineer (C++ Rust High Frequency Trading) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Java Developer Join a high-impact Core Technology team at a leading hedge fund. About the Company This firm is a major player in the space, a multi-strategy hedge fund with a strong focus on systematic and quantitative trading. Founded by industry veterans, it combines deep financial expertise with advanced software engineering to manage institutional capital globally. What You’ll Do • Design and build high impact internal systems using Java, • Own projects end-to-end: from architecture to deployment, • Collaborate with analysts to solve real-world business problems, • Support and mentor junior team members on coding and data skills, • Deliver clean, maintainable, and scalable solutions Who They’re Looking For • 1-5 years of experience with Java (essential) and Python, • Familiarity with databases, (e.g. SQL Server, Postgres), • Experience with developing, testing, or deploying with cloud providers (e.g. AWS,, • GCP, Azure), • Excellent problem-solving skills and clean coding habits, • Prior experience in finance, or high-performance environments 📩 Apply now! If you don't hear back within three working days, unfortunately, your application has not been successful.

Windows Platform Engineer with advanced PowerShell & IaC experience sought by a Elite and London-headquartered Alternative Investment Manager. Our client is highly innovative and technology-driven and is largely recognised as a Centre-of-Excellence for all things Microsoft. We have been mandated to identify a high-energy and proactive Windows Automation & Platform Engineer with expertise in PowerShell, a passion for Infrastructure-as-Code, and robust experience and skills with Microsoft Infrastructure Platforms. You will join a small but highly collaborative and logical team owning Wintel platforms and Automations across complex, multi-site environments, in a Project Lead Engineer capacity. You will work directly with highly sophisticated customers managing Billions of AUM via Systematic Strategies as well as partnering with Peer Technology teams. You will own Windows-based infrastructure and IaC projects from an idea, into architecture and design through implementation, testing, and operational handover. We require someone who enjoys working with users in order to build trust and confidence, with high energy and enthusiasm who enjoys learning and keeping very busy with highly varied and deeply technical engineering work, in a flat non-bureaucratic environment with state-of-the art platforms. Requirements • Deep expertise in Windows Server Administration (e.g. Active Directory, Group Policy, DNS, DHCP, file/print services)., • Automate everything: using PowerShell or your language of choice to eliminate toil and fix issues at the source. This should include PowerShell Tooling and Multi-Function Modules., • Apply Infrastructure as Code principles to deliver repeatable, version-controlled infrastructure., • Hands-on experience with virtualization technologies (e.g. VMware, Hyper-V, VDI) and cloud (e.g. Azure, AWS)., • Strong understanding of enterprise security and compliance requirements in modern Windows environments., • The ability to continuously assess and improve existing systems, designing scalable, secure solutions that stand the test of time., • Clear communicator who documents designs, implementation plans, and lessons learned., • Collaborative mindset - able to work seamlessly with engineers, vendors, and stakeholders to get things done., • Logical and demonstrable problem solver with fantastic communication skills (concise/to the point/honest/humble...)., • Experienced working in high performance, fast-paced, and demanding environments with a level of autonomy., • Finance / Trading experience is not a requirement, but applicants must have experience of directly supporting users in an advanced and mission-critical Windows Infrastructure environment. This is an outstanding opportunity for a talented, enthusiastic and deeply technical Wintel Engineer to take ownership of one of the most advanced Windows environments in London. Candidates must be able to work onsite in Central London four days per week, with standard working hours if 8am-6pm. In return, you will be able to build a long-term career in a highly innovative and modern business, with outstanding remuneration (base salary and annual bonus) and excellent benefits.

Senior Network Engineer (Cisco CCIE Low Latency Trading) London to £150k Do you have expertise with Cisco networking within low latency trading environments? You could be progressing your career at a highly profitable, systematic Hedge Fund that invests in sports betting markets whilst enjoying a range of perks and benefits. As a Senior Network Engineer you will take a lead role in a global, low latency, network redesign to modernise existing systems and improve latency dependant systems for traders. You'll be hands-on designing, deploying and troubleshooting the global network infrastructure, implementing optimisations to build low latency networks that support trading teams' activity. You'll take ownership of projects and collaborate with a team of highly skilled engineers as well as business stakeholders, continually learning, assessing new technologies and making recommendations within a flat structure. Location / WFH: You'll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with pool tables and dart boards, library and free high quality catering (breakfast, lunch, dinner) from the onsite chef with flexibility to work from home once a week (please note that during probation you will be required onsite five days a week). About you: • You have expertise with network design and engineering within a Cisco environment, • You have a strong knowledge of Palo Alto firewalls, SD-WAN, MPLS, BGP, multicast, TCP/UDP, • You have experience within Capital Markets / trading systems requiring ultra low latency, • You're commercially aware and keen to understand the business impact of what you do, • You have excellent communication, collaboration and problem solving skills, • You are CCIE certified, • Ideally you will have an interest in sports with an understanding of betting What's in it for you: • Competitive salary, to £150k, • Pension, • Private medical care and wellness days, • Training and conference budget to support your personal development Apply now to find out more about this Senior Network Engineer (Cisco CCIE Low Latency Trading) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior C# Developer / Backend Software Engineer (C# .Net) London onsite to £150k Are you an experienced backend focussed C# Developer? You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses. As a Senior C# Developer within the trading engine team, you'll collaborate to design and develop real-time trading systems, you'll often be collaborating with the strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis, Monday to Friday. About you: • You have expertise with C# .Net, ASP.Net development, • You have a strong knowledge of databases (SQL or Oracle), • You're comfortable with JavaScript / React, • You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms, • You are collaborative with excellent communication and stakeholder management skills, • You are degree educated in Computer Science or similar technical discipline What's in it for you: As a Senior C# Developer / Backend Software Engineer you will receive a competitive package: • Salary to £150k, • Bonus paid every six months based on personal performance (10-25%), • Professional development, • Pension, • Health Insurance, • Gym membership, • Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Senior C# Developer / Backend Software Engineer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Role – Data Platform Architect Technology – Snowflake, SQL Server, Power BI, Azure, Confluent Location – London, UK Job Description We are seeking a seasoned Platform Lead to architect and manage enterprise data platforms across cloud and on-prem environments. The role demands deep expertise in Snowflake, SQL Server, Power BI, Azure, and Confluent technologies. You will lead platform strategy, administration, and integration to support scalable analytics and data engineering solutions. Responsibilities include performance optimization, governance, automation, and enabling secure, reliable data flows. This role requires strong leadership, cross-functional collaboration, and hands-on technical proficiency. Your role As a Platform Lead, you will be responsible for architecting, managing, and optimizing enterprise data and analytics platforms across cloud and on-prem environments. You will lead platform strategy and operations for technologies including Snowflake, SQL Server, Power BI, Azure, and Confluent, ensuring high availability, performance, and scalability. You will collaborate with cross-functional teams to design and implement platform solutions that support data engineering, analytics, and business intelligence initiatives. Your role will involve hands-on administration, automation, monitoring, and governance of platform components, while also driving integration across data pipelines, storage layers, and visualization tools. As a senior leader, you will guide platform modernization efforts, enforce security and compliance standards, and support DevOps/DataOps practices. You will participate in architecture reviews, mentor platform engineers, and contribute to building capability across the organization. Your work will enable seamless data flow, empower analytics teams, and support strategic decision-making by ensuring a robust, secure, and scalable data platform foundation. Responsibilities -Lead platform architecture and administration across Snowflake, SQL Server, Power BI, Azure, and Confluent. -Design and implement scalable, secure, and high-performing data platform solutions. -Collaborate with engineering, analytics, and business teams to align platform capabilities with business needs. -Ensure platform reliability, performance tuning, and cost optimization. -Drive automation, monitoring, and CI/CD integration for platform components. -Enforce data governance, security, and compliance standards. -Mentor and guide platform engineers and administrators. Required -Proven experience in administering and architecting Snowflake, SQL Server, Power BI, Azure, and Confluent platforms. -Strong understanding of cloud infrastructure, data integration, and analytics workflows. -Hands-on experience with platform monitoring, automation, and DevOps tools. -Knowledge of data governance, security, and compliance frameworks. -Excellent communication and leadership skills. -Experience in managing hybrid environments (on-prem and cloud). Personal Besides the professional qualifications of the candidates we place great importance in addition to various forms personality profile. These include: -High analytical skills -A high degree of initiative and flexibility -High customer orientation -High quality awareness -Excellent verbal and written communication skills Why Infosys Infosys is a global leader in next-generation digital services and consulting. We enable clients in more than 50 countries to navigate their digital transformation. With over four decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem. “All aspects of employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer.” “By applying via Easy Apply option you confirm you have read, and you accept Infosys Data Privacy notice for the country of the job posting. Please see the relevant Data Privacy Notice under the link: ___.”

Lead .NET Engineer - Hybrid - £700/day Inside IR35 | WeathTech Platform | Digital Wealth | Azure | Angular | Microservice Architecture We’re seeking a Lead .NET Engineer to join a cutting-edge WealthTech platform on a contract basis. This is a hands-on technical role, driving the development and delivery of high-performance investment and portfolio management solutions. Location: London, hybrid Contract Length: Initially 12 months Day Rate: £700/day Inside IR35 About the Role: As a Lead .NET Engineer, you’ll be responsible for the architecture, development, and deployment of core features on a digital wealth and investment platform. You will work closely with product owners, data teams, and other developers to deliver secure, scalable, and compliant solutions for investors and advisors. Key Responsibilities: • Lead the development of. NET-based backend systems for investment, portfolio, and tax-efficient schemes (EIS/SEIS)., • Design, implement, and maintain scalable APIs and services that support high-volume transactions and real-time calculations., • Collaborate with Product Owners and Tech Leads to translate business requirements into technical solutions. Skills & Experience: • Strong experience with C#/.NET Core and associated frameworks., • Proven experience building and maintaining financial or investment platforms., • Strong Experience with Angular, • Experience with relational databases (SQL Server, PostgreSQL) and data modeling., • Familiarity with cloud platforms Azure and microservices architecture., • Knowledge of financial regulations, investment products, or EIS/SEIS schemes is highly desirable. Lead .NET Engineer - Hybrid - £700/day Inside IR35 | WeathTech Platform | Digital Wealth | Azure | Angular | Microservice Architecture

Sybase SQL Database Administrator London - Hybrid 2x Days Weekly Onsite Contract until End of 2026 Start Date - 2nd Feb 2026 Required Skills • 7+ years’ experience with Sybase and/or SQL Server, including performance tuning and stored procedure development., • 2+ years’ experience in cloud environments with knowledge of IaaS, PaaS, and DBaaS., • Familiarity with RDS/PostgreSQL., • Strong ability to work under pressure and prioritise effectively., • Experience with at least one programming language., • Background in software development and delivery., • Some experience in Analysis, QA, Delivery Management, and/or Emerging Technologies., • Linux/Windows administration with scripting (shell/PowerShell)., • Exposure to DevOps, CI/CD (Jenkins, GitLab), Terraform, and Ansible., • Experience working in Agile environments. Desirable Skills • SAP Sybase IQ., • Database administration experience., • Sybase Replication / SQL Server Always On., • Terraform and Ansible., • Experience in financial markets., • Logical and physical data modelling (e.g., ERStudio)., • AWS DMS., • System/database decommissioning. Apply with your up-to-date CV in English.

Fullstack Engineer - Up to £60k - 2 Days onsite - Fulham I am currently working with an excting SaaS client who has built out a Risk management solutions platform. Their primary focus is to provide businesses with advanced tools and platforms that help them identify, assess, manage, and mitigate risks effectively. Their platform offers software solutions that support enterprise risk management, compliance management, health and safety, and incident reporting. Stack: React, Node, Nextjs, AWS Responsibilites: • Develop and maintain responsive web applications using React and Next.js for frontend development., • Write scalable, reusable, and efficient TypeScript code for both frontend and backend., • Build and manage APIs with Node.js to handle server-side logic and integrate with databases and external services., • Design, implement, and deploy cloud-based applications on AWS, including services like EC2, Lambda, and S3., • Collaborate with design and product teams to translate user needs into functional, high-performance features. Please get in touch to know more.

Staff Software Engineer Technical leadership | Azure Architecture | .NET | Angular | Platform Scale GTreasury is scaling its core SaaS platform - and we’re looking for a Staff Software Engineer to help lead that journey. This is a senior technical leadership role where you’ll combine deep hands-on engineering with architectural thinking, mentoring, and cross-team influence. 💻 Platform & Tech Landscape • C# / ASP.NET Core, • Angular & TypeScript, • Azure (cloud-native architecture, services, observability), • Microsoft SQL Server, • CI/CD pipelines (Azure DevOps), • TDD / BDD, • Highly distributed, mission-critical systems 🧠 What You’ll Lead • Drive technical design across front-end, backend, and data layers, • Partner with architects and product leaders on platform evolution, • Set engineering standards and raise the technical bar, • Mentor senior and mid-level engineers, • Own production reliability in a “you build it, you run it” model 👀 What We’re Looking For • 8+ years of software engineering experience, • Deep expertise in .NET, Azure, and SQL Server, • Proven experience designing scalable cloud platforms, • Strong technical leadership without losing hands-on depth, • Comfort operating in complex, regulated FinTech environments 🎁 Why GTreasury at Staff Level? • Influence architecture, not just features, • High trust, high autonomy engineering culture, • Meaningful business impact at global scale, • Hybrid working (10 days in office per month) with strong executive visibility If you enjoy depth, ownership, and influence - apply!

C#.NET Developer – Financial Systems Developer Ref: YC46978 A leading Japanese IT company with a central London office is seeking a C#.NET Developer for its Financial Systems Team. They welcome candidates with knowledge of banking, securities, or insurance operations, and experience developing with C#.NET. Ideal candidates have led enhancements, maintenance, or improvements of existing systems. This position is especially suitable for those with hands-on experience in financial system development or financial IT consulting. Employment Type: Full-time, Permanent Salary: £50k-£65k depending on experience Start Date: Negotiable Working Hours: Monday to Friday, 9:00–17:00 Location: Central London (Hybrid) WORK STYLE: Hybrid style Financial Systems Developer Main Responsibilities: • Develop, maintain, and enhance financial systems (banking, securities, insurance), • Develop applications using C#.NET, • Design, manage, and optimise databases such as SQL Server, • Propose and implement improvements or new functionalities for existing systems, • Coordinate with internal and external stakeholders Financial Systems Developer Ideal Candidate: • Development experience with C#.NET (3+ years preferred), • Experience with SQL and database operations, • Knowledge of financial systems or financial operations (e.g., payments, settlements, reporting) is a plus, • Team development experience (familiarity with version control tools such as Git), • Business-level English or above Preferred Skills / Experience: • Professional experience in the financial industry, • Web API development experience (REST, SOAP, etc.), • Development experience in cloud environments (Azure, AWS) *When contacting us, please include the job reference number (Ref: YC46978) at the top of your message. If your application is successful, we will contact you within two business days. Due to the volume of applications, we are unable to provide individual feedback on CVs.

STEADROCK CAPITAL — AI & SYSTEMS ENGINEER (Graduate / Junior) Location: Mayfair, London Start: Immediate Type: Full-time, In person Compensation: £40,000–£60,000 + discretionary bonus About Steadrock Capital Steadrock is a London-based multifamily office and investment firm operating at the intersection of real estate private equity, AI compute infrastructure, and quantitative finance. We recently acquired 10 Queen’s Gate Place (SW7) for redevelopment into six luxury units (Grade II listed) with a projected GDV materially above £17M. Alongside our real estate strategy, we operate a dedicated AI infrastructure stack centered on an NVIDIA DGX system, used for in-house modelling, automation, and agent development. We are building a small, elite technical team. This role is a core pillar of that team. Role: AI & Systems Engineer. This is a hybrid role blending backend engineering, GPU systems, AI agent development, and automation. In your role, you will work with a part time, outside, technical consultant, specialising in the responsibilities below. This will allow for structured and greatly accelerated learning. Day to day, you will work directly with the founder, our economics lead, and our quantitative modelling lead. This is not a corporate environment. We move fast, prefer clean architecture, and value people who can think independently. Core Responsibilities You will own the technical backbone of Steadrock's internal systems: • Compute Infrastructure (DGX), • Manage our NVIDIA DGX server (Linux environment, CUDA, system health), • Build, test, and maintain internal APIs (FastAPI/Flask), • Design stable ngrok / reverse-proxy / network connections for remote access, • Optimise GPU utilisation and monitor performance, • AI Agent & Automation Development, • Develop pipelines for fine-tuning, embeddings, inference, • Backend & Internal Tools, • Build the “Steadrock OS”: internal dashboards, scheduling tools, risk engines, • Maintain Python codebase, Git repositories, environments, • Connect iPhone/iPad workflows with backend systems, • Data & Real Estate Interfaces, • Build automated comparables engines, • Assist with financial modelling scripts What You Need Technical • Strong Python, • Experience with Linux (Ubuntu), bash, SSH, • Understanding of GPUs, CUDA basics, or willingness to learn fast, • Experience with FastAPI, Flask or similar, • Basic networking knowledge (ports, tunnels, proxies), • Experience with LLM APIs (OpenAI, Anthropic, DeepSeek, Qwen), • Exposure to Docker or Kubernetes, • Familiarity with cloud providers (AWS/Azure/GCP), • Coursework or experience in ML, transformers, NLP, or distributed systemsBonus (not required), • Interest in real estate, • Interest in finance or quantitative modelling, • Experience building agents (LangChain, LlamaIndex, custom architectures) What We Offer • Work directly with an NVIDIA DGX system, • Build AI systems from the ground up, • Very high autonomy, • Exposure to private equity, high-end real estate development, planning strategy, • Freedom to design architecture as you see fit, • A fast-moving environment with no bureaucracy, • The opportunity to become a foundational technical hire (progression is fast Why This Is a Unique Role This is not a typical graduate software job. It is a rare opportunity to join a small, elite, multi-disciplinary team and: • Build AI systems with real impact, • Architect the compute backbone of a growing multi-family office, • Influence investment analysis, real estate strategy, and automation, • Touch every part of the tech stack, • Grow into a CTO-level position You won’t be maintaining someone else’s stack — you will be building Steadrock’s from scratch. Application Process • CV, • Short Python task (we will send a practical DGX-related challenge), • Technical interview (systems + Python), • Final discussion with the founder Work Location: In person

Xperi invents, develops and delivers technologies that create extraordinary experiences at home and on the go for millions of people around the world. Powering billions of consumer electronics, connected cars and digital content titles, we make entertainment more immersive, driving more intelligent and every interaction seamlessly personalized through our renowned consumer brands: DTS®, HD Radio™, and TiVo®. Xperi (NYSE: XPER) is a publicly traded technology company headquartered in San Jose, CA with employees across North America, Europe and Asia. Come join a thriving team where you can play an integral role in shaping the future of entertainment technology. All In Media (___) is a leader in the radio technology industry, supplying broadcast systems and mobile apps to broadcasters across the world. The company has a range of products and services that we provide to radio stations across the world. These include broadcast systems, mobile apps, integrations with Sonos, Apple CarPlay, Android Auto, Apple Watch and Android Wear. Our studio broadcast system, Rapid, has recently won the NAB Product of the Year award, and is used to by hundreds of radio stations across the world. We have released over 500 apps, and dominate the UK, Irish & Australian markets. We have recently expanded our business to the USA. We work with several major radio groups across the world, including the ABC, BBC, Bauer, Global Radio, Hubbard Broadcasting, MediaCo, New York Public Radio, Nova Entertaiment, and SBS. We have a fantastically talented team, and this is a great opportunity for someone to join our team in Twickenham, London, and help us to continue to grow our business serving radio customers with our products and services. About the role: We are looking for an experienced Android Staff Engineer to join our UK team in Twickenham and help build world-class apps for radio stations across the globe. Our apps reach millions of users on mobile, TV, and automotive platforms, delivering seamless audio experiences everywhere. As an Android Staff Engineer, you will play a key role in designing and developing high-quality Android applications, mentoring other engineers, and driving technical excellence across the team. What you will get to do: • Lead the development of Android applications using Kotlin and Jetpack Compose., • Collaborate with cross-functional teams to define architecture, design patterns, and best practices., • Ensure robust, scalable, and maintainable code through code reviews and technical guidance., • Work on apps that integrate with Android Automotive, Android Auto, Android TV, and support audio streaming., • Contribute to the full software development lifecycle: planning, development, testing, deployment, and maintenance., • Advocate for automation in build, testing, and deployment processes. Must have: • Strong expertise in Kotlin and Jetpack Compose., • Solid understanding of software development processes, including agile methodologies., • A fundamental understanding of coding and an ability to work things out from first principles., • Excellent attention to detail, and a desire to be proud of what you do., • Audio streaming technologies, • Android Auto and Android TV, • Firebase services, • Client/server development, • Automated build and testing pipelines, • Experience with RESTful API’s, • The ability to propose, design and develop solutions that scale, • Keen troubleshooting skills and practiced agile development methodology, • Ability to work in a distributed team, with the confidence to work independently as well as seek assistance and work collaboratively when required., • Excellent written and oral communication skills, • Expert problem-solving skills Life @ Xperi: At Xperi, we value People, Customers, Performance and Innovation. We are dedicated to creating a workplace where all employees have a voice and sense of belonging, feel safe and valued, and are acknowledged for how their unique differences contribute to organizational culture and business outcomes. Our employees and their families are important to us, and our comprehensive pay, stock and benefits programs reflect that. Xperi supports personal well-being, builds financial security and enables employees to share in our collective success. Rewards include: • Competitive compensation (salary, equity and bonuses) and comprehensive benefits designed to foster work-life balance, care for your health, protect your finances and help you save and invest for the future., • Generous paid time away from work, including flexible time off, holidays and sick time, health and wellness initiatives, and a charitable match program to help you give back to your community., • Great perks, which vary by location and can be site-specific: employee discounts, transportation reimbursements, subsidized cafes and fitness facilities., • A flexible, hybrid work environment combining the best of in-office collaboration and community-building along with the benefits of working from home.

Senior Python Developer / Engineer (Python AWS) London / WFH to £130k Are you a Python technologist with experience of Front Office trading environments? You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering within the UK. As a Senior Python Developer you will take ownership of a Greenfield trading systems build, in an impactful role that will directly affect the PnL and success of the business. You'll design, build and maintain highly performant, robust, scalable trading systems including cloud infrastructure, collaborating with front, middle and back office teams to discover requirements and deliver technical solutions that drive business growth. You will lead and deliver high profile software projects and champion best practices in software engineering, DevOps and cloud architecture across the wider technology team. Location / WFH: You'll be based in the London, Bank office three days a week with flexibility to work from home twice a week. About you: • You have advanced backend Python development skills, • You have a strong knowledge of AWS, DevOps practices, CI/CD, Containerisation, • You're comfortable with occasional front end work, • You have experience of owning the end-to-end software delivery lifecycle, are proactive in bringing solutions problems identified, • You have experience of working in Front Office trading environments, • You're pragmatic with great communication skills What's in it for you: As a Senior Python Developer / Engineer you will earn a competitive package including: • Salary to £130k + bonus, • Pension, • Career advancement Apply now to find out more about this Senior Python Developer / Engineer (Python AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Software Engineer (Full Stack) Location: UK, required in the London office once every two weeks Employment Type: Full-Time About Us FNZ Q-Hub, a part of the FNZ Group, is a global provider of innovative investment platforms. We work with top-tier financial institutions to deliver solutions that empower them to offer retirement income protection products to their clients. Our advanced technology supports thousands of accounts daily, driving seamless integration and value for our clients. At Q-Hub, we combine deep domain expertise in asset management with a strong focus on technology and operational excellence. As a growing team, we value ownership, initiative and collaboration. Joining us means becoming part of a dynamic environment where your contributions have a direct impact on clients and product evolution. The Role We are looking for a Full Stack Software Engineer to join our growing development team. The ideal candidate will be confident working across both back-end and front-end technologies, particularly within a modern Azure-based environment. You’ll design, build, and maintain applications that drive client-facing products and internal systems - ensuring scalability, performance, and resilience. Working closely with product managers, designers and DevOps engineer, you will play a key role in shaping the architecture, automating deployments and supporting smooth integrations across the platform. Key Responsibilities • Design, develop and maintain full stack applications using modern frameworks and technologies., • Build efficient and reusable components for both front-end and back-end systems., • Work with Azure cloud infrastructure to deploy, monitor and maintain applications., • Collaborate with cross-functional teams to ensure seamless integrations and data flow between systems., • Maintain clean, well-documented and testable code across all layers., • Participate in design discussions, code reviews and technical decision-making., • Support continuous improvement by identifying and implementing enhancements to processes and tooling. Technical Knowledge & Experience We’re looking for candidates with experience in several of the following areas: • Strong background in software development using C# / .NET for back-end systems., • Front-end development experience with React, TypeScript, and modern web technologies, such as NextJs and/or Vite, component libraries such as Material UI, SemanticUI or other theme-led design systems, and API integration experience., • Azure cloud services (App Services, Azure DevOps, Functions, Service Bus)., • CI/CD automation, pipelines, and source control (Azure DevOps, GitHub, GitLab)., • RESTful API design and integration; experience with microservices architecture., • Relational databases experience, primarily SQL Server, preferably via Entity Framework but can consider other ORM experience as relevant., • Containerisation using Docker and orchestration with Kubernetes (a nice to have but not essential)., • Familiarity with monitoring and observability tools such as Grafana, Prometheus, or App Insights., • Experience in agile delivery environments with testing such as XUnit with NSubstitute in particular., • Exposure to Infrastructure-as-Code (Terraform, ARM templates) desirable. What We’re Looking For • 7–12 years of hands-on development experience covering both front-end and back-end technologies., • Demonstrable experience delivering scalable applications in cloud environments., • Solid understanding of CI/CD and DevOps principles., • Strong problem-solving skills with attention to detail and maintainability., • Comfortable working independently and collaboratively within a fast-paced, agile environment., • Excellent communication skills, with the ability to explain technical concepts clearly., • STEM background (Computer Science, Engineering, or similar) is desirable., • Experience within fintech, banking or wealth management sectors is advantageous. What We Offer • A chance to work on real-world technology used by investment professionals., • The opportunity to design and implement solutions that directly improve client experience., • A collaborative team environment that values independence but where help is always available when needed., • Flexible working with a focus on outcomes and autonomy., • Competitive compensation and benefits. Benefits • Competitive base salary, • Pension contribution, • Private medical cover, • Life insurance x4 of annual salary, • £800 towards development annually, • Enhanced maternity and paternity cover, • Flexible working – only required in the office once every two weeks, • Remote working up to 1 month per year

Senior Software Engineer Lead complex engineering work | Azure | .NET | Distributed Systems At GTreasury, we build software that sits at the heart of the CFO’s office. Our SaaS platform handles complex financial workflows at global scale - and we’re investing heavily in the next phase of growth. We’re hiring a Senior Software Engineer who enjoys solving hard problems, influencing technical direction, and mentoring others while staying close to the code. 💻 Core Tech Stack • C# / ASP.NET Core, • Azure (cloud architecture & services), • Microsoft SQL Server, • Modern JavaScript frameworks (Angular experience a plus), • CI/CD with Azure DevOps, • TDD / BDD practices 🧠 Your Impact • Design and build scalable, resilient cloud applications, • Take ownership of features end-to-end (you build it, you run it), • Influence architecture, code quality, and engineering standards, • Mentor engineers and contribute to technical decision-making, • Support production systems in a mature DevOps environment 👀 What You Bring • 5+ years of commercial software engineering experience, • Strong expertise in .NET and SQL-based systems, • Experience building cloud-native solutions in Azure, • Confidence working in complex, distributed systems, • A collaborative mindset and passion for clean, maintainable code 🎁 Why This Role? • High visibility and real technical ownership, • Complex domain challenges, • Collaborative, low-ego engineering culture, • Hybrid working (10 days per month in office) with strong global team connections If you enjoy depth, ownership, and influence - apply!

About the job Position Description: Physical Security Technology Intermediate Engineer The Physical Security Technology Intermediate Engineer will utilize specialized knowledge to support the deployment, integration, maintenance, and upgrading of physical security systems. In collaboration with the Managing Director of Security Technology and Security Consulting team, the Intermediate Engineer will interact extensively with clients, providing a combination of hands-on system support along with infrastructure coordination, emphasizing network communication, firewall flow validation, and system health monitoring. The Intermediate Engineer will be expected to have technical involvement in client systems. Installing and configuring security system applications and setting up and troubleshooting the endpoint devices that connect to them. When necessary, the Intermediate Engineer will carry out directions from Senior Engineers to facilitate software upgrades, security patches, and manage software licenses. The engineer will also need to collaborate with various client IT/network teams to ensure proper network segmentation, device communication, and firewall rule implementation. Suitable candidates will have relevant experience in a professional service or corporate setting or with a security technology integrator and willing to work independently at client sites with direction. This position is based in the United Kingdom. Candidates must be located in the UK and have authorization to work there. This position offers a hybrid schedule, allowing remote work part of the week while also collaborating in person at our London office. Must be able to travel to the United States or elsewhere in the EMEA on occasion, as necessary. This is a Physical Security position not an Information Security position. Key Responsibilities: • Install and configure security applications, such as Genetec Security Center and its associated components., • Collaborate with client IT and Network teams to ensure that security system components can communicate across the network., • Audit PACS and VMS applications for common misconfigurations and mismanagement., • Set up and troubleshoot IP cameras, access control panels, and other networked security peripherals., • Monitor client security systems for health alerts., • Assist in diagnosing connectivity issues caused by blocked or misrouted traffic., • Support the application functions of security systems running on windows-based servers and clients., • Maintain accurate documentation of system architecture, IP addressing, and device inventory., • Respond to escalated client support tickets, opening requests with product vendors when required., • Assist the Managing Director in handling ad-hoc security technology requests and projects as required., • Adjust camera settings, door settings, and system schedules based on client requirements. Required Experience and Skills: • A Bachelor's degree in a relevant course of study, • At least three years of relevant experience is needed in building and configuring physical security technology systems., • Must have superior problem-solving skills and the ability to think outside the box., • Understanding of firewall rules, access control lists, and network traffic flow analysis, • Experience using common security technology applications such as Genetec Security Center, Milestone XProtect, Honeywell Pro-Watch, Brivo, Eagle Eye, OpenEye, Exacqvision, Lenel, CCURE, • Familiarity working in Windows Server Environments, • Familiarity working in virtualized and nested environments., • Must have the ability to communicate clearly in writing, orally, and the ability to communicate across all levels including a comfort level with senior level management and key decision makers., • Self-motivated individuals with a strong commitment to provide outstanding services for clients., • Honesty and integrity are essential. Must be able to pass a comprehensive background investigation. Preferred Experience and Skills: • Experience with Application Engineering, Platforms Engineering, Network Engineering, and SQL Engineering, • Experience in integrating physical security technology with broader organizational IT frameworks., • Familiarity with cybersecurity practices related to physical security technology., • Experience managing multi-location or enterprise-level security systems., • Experience with vendor certifications, • Experience working in cloud environments (both Azure and AWS), • CompTIA, Cisco, or Microsoft certifications

Hardware Infrastructure Engineer (Server Platforms) This role sits within the core infrastructure operations function, supporting mission-critical research and trading systems. If you enjoy owning physical server environments end-to-end and working closely with vendors and data centre teams, this one is for you. What you’ll be responsible for • Ownership of physical server health, lifecycle, and readiness, • Hardware fault investigation and coordination to resolution, • Vendor case management, escalations, and RMAs, • Planning and executing refresh, replacement, and firmware activities, • Working with data centre teams on installs, cabling, and break/fix, • Maintaining asset accuracy, lifecycle status, and documentation, • Supporting capacity and growth planning initiatives Must-Haves • 5+ years in server / hardware / data centre infrastructure roles, • Deep understanding of enterprise server components and diagnostics, • Practical experience with HPE OneView, iLO, and Redfish APIs, • Linux exposure for provisioning and troubleshooting, • NetBox or similar CMDB / asset tools, • Ansible or infrastructure automation experience, • Vendor management and RMA handling experience, • Enterprise hardware platforms: HPE, Dell, Supermicro, Lenovo, • Strong ownership mindset and documentation discipline Nice-to-Have • Experience in low-latency, HPC, or financial environments, • Observability tooling (Prometheus, Grafana, VictoriaLogs), • Firmware lifecycle programs at scale, • Python / Bash scripting, • Capacity planning or refresh program exposure

Job Title - .NET Developer (Contract) Location - London (Hybrid – 2–3 days onsite) Contract Type - Contract (Outside IR35 / Inside IR35 – depending on client) Duration -12 months (likely extension) Day Rate - Competitive Role Overview We are looking for an experienced .NET Developer to join a delivery-focused engineering team working on business-critical systems in a fast-paced London-based environment. The role will involve building, enhancing and supporting modern .NET applications, collaborating closely with product, QA and DevOps teams, and contributing to the ongoing modernisation of legacy platforms. This is a hands-on contract role suited to a developer who is comfortable owning features end-to-end and working in production environments. Key Responsibilities • Design, develop and maintain applications using C# and .NET / .NET Core, • Contribute to the development of RESTful APIs and backend services, • Work on the modernisation and refactoring of legacy .NET applications, • Collaborate with product managers, business analysts and QA to deliver high-quality features, • Write clean, testable and maintainable code following best practices, • Participate in code reviews and contribute to improving engineering standards, • Support production systems, including bug fixing and performance tuning, • Work within Agile / Scrum delivery teams Required Skills & Experience • Strong commercial experience with C# and .NET / .NET Core, • Experience building and consuming REST APIs, • Solid understanding of object-oriented design and software engineering principles, • Experience with SQL Server and relational databases, • Familiarity with unit testing frameworks (e.g. xUnit, NUnit, MSTest), • Experience working in Agile delivery environments, • Comfortable working as a contractor in a delivery-focused role Nice to Have • Experience with cloud platforms (Azure preferred; AWS also acceptable), • Knowledge of Docker and containerised applications, • Frontend experience with Angular, React or Blazor, • CI/CD experience using Azure DevOps, GitHub Actions or similar, • Experience in financial services or other regulated environments If you’re a Senior .NEt Developer who wants challenging work, modern tools, and the freedom that comes with contract roles, we’d love to hear from you.

Job title: Application Support Engineer Client: Elite Investment Bank Rate: Up to £450 p/d Duration: 3 months rolling Location: London / Hybrid My client is a top ranked, globally renowned firm that invests large amount of money into improving their technology stack! Although, the contract is initially 3 months they are looking for someone to grow with the firm! Core skills required: ✔️ Minimum 5 years experience within an application support role ✔️ Experience with financial applications ✔️ Solid knowledge of supporting windows applications and SQL Server ✔️Some powershell experience is required ✔️ Good personality & Willingness to learn! If you are interested in the role, please apply directly or email

Senior Full‑Stack C# Developer/Team Lead – London (Hybrid) Guide salary circa 130-170k + bens/bonus – Commodities trading background is essential A leading global trading business is expanding its London technology team and is looking for a lead developer to help build and evolve enterprise‑scale trading and risk systems. This role suits someone who enjoys solving complex technical challenges, working with modern technologies, and contributing to a collaborative agile environment. The role: • Leading development within a cross‑functional Scrum team, • Designing, building and enhancing full‑stack applications used across global trading desks, • Contributing to solution architecture and engineering strategy, • Driving best practices, code quality, testing standards and CI/CD discipline, • Mentoring and supporting developers across the full SDLC Experience required: • Circa 10+ years’ software development experience, ideally with recent team‑lead responsibilities, • Strong full‑stack expertise: C#, .NET 8+, Angular 16+, Typescript, SQL Server, REST APIs, • Experience with NHibernate/Entity Framework, Git, Jira, Confluence, • Ability to navigate complex multi‑system environments, • Strong communication and problem‑solving skills, • Background in commodity trading (essential), • Degree in Computer Science or equivalent Please apply within if you match the criteria above and I’ll be sure to get in touch.

This is a job that Scout, our AI Recruiter, is recruiting for on behalf of one of our clients. She will pick the best candidates from ivee's network. The next step is to create an ivee profile. Junior Back-end Engineer Company Description: Fast-growing scale-up This is a great opportunity to join a fast-moving engineering team as a Junior Backend Engineer. You’ll help build and maintain scalable backend systems that power real-world applications, working closely with product and front-end teams. It’s a hands-on role designed for someone early in their backend career who’s excited to learn, ship, and grow. Key responsibilities: • Build and maintain server-side logic using modern backend frameworks (e.g. Node.js, Python, Go), • Work with APIs — designing, integrating, and maintaining RESTful endpoints, • Support database design and optimisation (e.g. PostgreSQL, MongoDB), • Collaborate with front-end and product teams to deliver full-stack features, • Write clean, testable, and maintainable code, • Help improve system performance, scalability, and security, • Participate in code reviews and learn from senior engineers, • Stay curious and keep learning — especially in areas like DevOps, testing, or AI tooling What we're looking for: • 1–2 years of experience (including internships or personal projects) in backend development, • Proficiency in at least one backend language (Node.js, Python, Go, etc.), • Basic understanding of how REST APIs work, • Familiarity with databases and version control (e.g. Git), • Strong problem-solving mindset and attention to detail, • A willingness to learn fast and take feedback, • Bonus: any experience with cloud platforms (AWS, GCP), testing frameworks, or containerisation How to apply: Click apply to submit your application. To be automatically shortlisted for future roles like this, head to ___ to make a free account. Don't forget to upload your CV and write a bio to begin being headhunted for your dream position!

NET Developer (Contract) Location: Central London Rate: £350–£425 per day Duration: 6 months (likely extension) Start: ASAP Role Overview We are seeking an experienced .NET Developer to join our Business Intelligence IT team. You will develop and support SMBC BI business applications using C# and MS .NET Framework, working across SQL Server and Oracle databases. This role involves both new development and maintenance of existing applications, ensuring stability and compliance with change management procedures. Key Responsibilities • Develop and maintain C#/.NET applications for BI systems., • Analyse business requirements and design technical solutions., • Write and optimise T-SQL and PL/SQL scripts for data analysis., • Collaborate with DBAs and infrastructure teams in London and New York., • Support production environments, troubleshoot issues, and implement fixes., • Assist with Citrix and application server deployments for web and Windows apps., • Follow change management and release processes., • Strong experience with C# and .NET Framework (Windows and Web apps)., • Proficient in SQL Server (T-SQL) and Oracle (PL/SQL)., • Knowledge of application deployment and environment maintenance., • Experience in unit testing, QA, and documentation., • Financial services or enterprise BI experience., • Familiarity with Citrix, disaster recovery environments, and version upgrades. Apply by clicking the link provided or contract for a faster response.

Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! Opportunity: We're supporting an exciting sports related start-up client working with low-latency, real-time tech. Although the business has started in the last 2 years, they’re already profitable, with strong growth trajectory they’ve decided to onboard a talented frontend engineer. What You'll Be Doing as a Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! • Design, optimize, and support high-performance user interfaces using React and TypeScript, • Integrate and manage real-time sports data streams via WebSockets, streaming APIs, and synchronized state, • Develop frontend systems capable of efficiently handling large datasets, intensive rendering, and high-frequency updates, • Create scalable UI architectures with reusable components and well-structured state management, • Partner with backend engineers to integrate APIs and establish efficient data-exchange contracts, • Deliver fast, performant applications by leveraging caching, SSR/SSG, and optimization strategies in Next.js, • Contribute to UI/UX efforts through mockups, prototypes, and component-driven design, • Apply SEO-best practices, particularly for server-rendered pages Core Skills for the Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! • Strong proficiency in React and TypeScript, • Proven frontend performance optimization skills (rendering, memoization, virtualization), • Experience building real-time, data-intensive user interfaces, • Ability to efficiently handle large and complex datasets in the UI, • Working knowledge of Next.js (SSR, SSG, routing, data fetching), • Capable of creating UI mockups and wireframes for new features, • Understanding of SEO fundamentals and SSR best practices, • Solid grasp of responsive design, core web concepts, and browser behaviour, • Experience with Git and modern development workflows Details for the Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! • Tech Stack: React, TypeScript, Next.js, Real-time APIs, • Location: Hybrid in London, • Start: ASAP If interested in this Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already!, please apply here and we will contact you if it's a good match! :)

I am partnering with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Senior Back-End Engineer – Founding Team (London, Full-Time) Role: Senior Back-End Engineer – Founding Team Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level About the Role I am seeking a highly experienced Senior Back-End Engineer to join a fast-growing, deep-tech venture at an early stage. As a key member of the founding engineering team, you will shape and build the core server-side architecture that underpins their next-generation platform. You’ll work closely with product and engineering leadership to design, implement, and scale reliable backend services, APIs, and systems — helping to turn cutting-edge ideas into real-world products. What You’ll Do • Lead the design, development, and maintenance of scalable, secure, and high-performance backend services and APIs., • Collaborate across the engineering team — including frontend, product, and QA — to architect solutions that address business needs and technical challenges., • Drive the full development lifecycle: requirements, design, implementation, testing, deployment, and support., • Improve and optimise existing systems for performance, reliability, and maintainability., • Conduct code reviews, provide technical leadership, and mentor junior engineers to uphold best practices., • Identify and address security, performance, and scaling bottlenecks. What We’re Looking For • 5+ years of hands-on experience building backend systems in a production environment., • Strong experience with backend languages and frameworks (e.g., Java, Spring, Python, Go, Node.js — adaptable to your stack)., • Proven track record designing and implementing RESTful APIs and microservices., • Solid understanding of databases (SQL and NoSQL) and effective data modeling., • Familiarity with cloud platforms (AWS, GCP, Azure) and CI/CD pipelines., • Experience with performance optimisation, security best practices, and scalable architectures., • Excellent communication skills and ability to work effectively in an agile, cross-functional team. Nice-to-Have • Experience with distributed systems and asynchronous architectures., • Knowledge of observability tools, testing frameworks, and containerisation (Docker, Kubernetes)., • Previous involvement in early-stage or founding engineering teams. Why Join? • Play a pivotal role in shaping a product from the ground up, • Influence technical direction and engineering culture, • Work in a collaborative, fast-paced environment where your impact is visible, • Competitive compensation and growth opportunities Following your application Jay Robins, a specialist AI Recruitment consultant will discuss the opportunity with you in detail. He will be more than happy to answer any questions relating to the industry and the potential for your career growth. The conversation can also progress further to discussing other opportunities, which are also available right now or will be imminently becoming available. This position has been highly popular, and it is likely that it will close prematurely. We recommend applying as soon as possible to avoid disappointment. Please click ‘apply’ or contact Jay Robins for any further information. Email:

Support Engineer (2nd line Windows O365 Azure VMWare) Epsom to £40k Do you have experience of supporting users within a Microsoft Windows / Azure environment? You could be joining an independent Building Society that specialise in savings and mortgages, in a friendly and supportive environment. As a Support Engineer you will provide 2nd line support to internal users via telephone, email and ticketing system, providing timely and effective resolution to user issues within the agreed SLA. You'll prioritise effectively and escalate problems where necessary to the 3rd line team. Some of your other key tasks will involve administering and maintaining the corporate estate including workstations, O365 and Azure Active Directory. Location: You'll be based full time in the Epsom office fulltime, Monday to Friday (with flexibility around start and finish times). About you: • You have experience working in a help desk / service desk environment in a 2nd line support function, • You have a strong knowledge of Windows, O365, Azure, Active Directory, Group Policy and Microsoft Exchange / Exchange Online, • You have experience with Virtualisation / VMWare or Azure Virtual Desktop, • You have an understanding of basic networking, Citrix, • You have excellent communication and collaboration skills, • You have strong analysis, troubleshooting and problem solving skills, • Experience with Azure Virtual Desktop would be advantageous but not essential What's in it for you: As a Support Engineer you will earn a competitive package including: • Salary to £40k, • Generous Pension contribution, • Private Healthcare, • Life Assurance, • Company bonus, • Professional study support Apply now to find out more about this Support Engineer (2nd line Windows O365 Azure VMWare) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

I am partnering with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Senior Back-End Engineer – Founding Team (London, Full-Time) Role: Senior Back-End Engineer – Founding Team Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level About the Role: We’re seeking a highly experienced Senior Back-End Engineer to join a fast-growing, deep-tech venture at an early stage. As a key member of the founding engineering team, you will shape and build the core server-side architecture that underpins our next-generation platform. You’ll work closely with product and engineering leadership to design, implement, and scale reliable backend services, APIs, and systems — helping to turn cutting-edge ideas into real-world products. What You’ll Do • Lead the design, development, and maintenance of scalable, secure, and high-performance backend services and APIs., • Collaborate across the engineering team — including frontend, product, and QA — to architect solutions that address business needs and technical challenges., • Drive the full development lifecycle: requirements, design, implementation, testing, deployment, and support., • Improve and optimise existing systems for performance, reliability, and maintainability., • Conduct code reviews, provide technical leadership, and mentor junior engineers to uphold best practices., • Identify and address security, performance, and scaling bottlenecks. What We’re Looking For • 4+ years of hands-on experience building backend systems in a production environment., • Strong experience with backend languages and frameworks (e.g., Java, Spring, Python, Go, Node.js — adaptable to your stack)., • Proven track record designing and implementing RESTful APIs and microservices., • Solid understanding of databases (SQL and NoSQL) and effective data modeling., • Familiarity with cloud platforms (AWS, GCP, Azure) and CI/CD pipelines., • Experience with performance optimisation, security best practices, and scalable architectures., • Excellent communication skills and ability to work effectively in an agile, cross-functional team. Nice-to-Have • Experience with distributed systems and asynchronous architectures., • Knowledge of observability tools, testing frameworks, and containerisation (Docker, Kubernetes)., • Previous involvement in early-stage or founding engineering teams. Why Join? • Play a pivotal role in shaping a product from the ground up, • Influence technical direction and engineering culture, • Work in a collaborative, fast-paced environment where your impact is visible, • Competitive compensation and growth opportunities Following your application Jay Robins, a specialist AI Recruitment consultant will discuss the opportunity with you in detail. He will be more than happy to answer any questions relating to the industry and the potential for your career growth. The conversation can also progress further to discussing other opportunities, which are also available right now or will be imminently becoming available. This position has been highly popular, and it is likely that it will close prematurely. We recommend applying as soon as possible to avoid disappointment. Please click ‘apply’ or contact Jay Robins for any further information. Email:

C# Developer / Backend Software Engineer C# .Net AWS (Junior - Mid) London to £80k Are you a bright, ambitious C# Developer who enjoys collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable, systematic Hedge Fund that invests in sports betting markets whilst enjoying a range of perks and benefits including hybrid working and a sociable team environment. As a C# Developer you'll join a cross functional Agile product team responsible for high-value business critical betting execution systems. You'll be building systems to manage large datasets which can process updates in real-time with high throughput and low latency; these systems are released with high frequency with technology choices that are continuously evolving. There's a focus on backend development with C# .Net and Kubernetes however you will work across the full stack, using TypeScript and React on the client side. You'll take ownership of projects and collaborate with a team of highly skilled engineers as well as business stakeholders, continually learning, assessing new technologies and making recommendations within a flat structure. Location / WFH: You'll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with pool tables and dart boards, library and free high quality catering (breakfast, lunch, dinner) from the onsite chef with flexibility to work from home once a week week (please note that during probation you will be required onsite five days a week). About you: • You're degree educated in a STEM discipline, Computer Science, Mathematics or Physics preferred, 2.1 or above from a top tier university (e.g. Russel Group, Oxbridge, World top 100), • You have C# serverside development skills, including .Net Core and multi-threading, • You have a good knowledge of AWS and Kubernetes, • You have a good understanding of CQRS and Event Driven systems, • The tech stack also includes JavaScript / TypeScript and React for client side applications; experience with any of these would be beneficial but you can pick them up on the job, • You're commercially aware and keen to understand the business impact of what you do, • You have excellent communication, collaboration and problem solving skills, • Ideally you will have an interest in sports with an understanding of betting What's in it for you: • Competitive salary, to £80k, • Pension, • Private medical care and wellness days, • Training and conference budget to support your personal development Apply now to find out more about this C# Developer / Backend Software Engineer (C# .Net AWS Junior - Mid) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.