C developer jobs in United Kingdom

Strong understanding of core CS fundamentals (algorithms, distributed systems, profiling, testing). Opportunity to join a top-performing fund with a deeply technical culture. We are partnering with one of London’s most selective and highest-performing quantitative investment funds to appoint a Qua

You’ll work closely with the quant team as well as traders and other front office stakeholders to build and enhance core trading systems, research tooling, and data-driven applications. Projects span proprietary trading system development, front-office tools, and the application of machine learnin

As a C# skilled Software Engineer/Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. Solid understanding of software engineering principles, design patterns, and performance tuni

Senior Project Developer/Project Developer Ground-mounted and C&I Solar Energy Projects London office location - 2/3 days per week office presence Salary Range DOE: £70,000 - 85,000 + wider package Piper Maddox are excited to be supporting a top global name in the energy sector with the growth of their team in the UK. With a headcount in the multiple-thousands, and hugely stable funding partners, this company is on a strong upward trajectory and are showing no signs of slowing down in 2025. Having been founded over 10 years ago, our client cover a wide range of matters within the renewable energy space - including power purchase agreements, C&I client green energy supply, and in the case of this position, full scale project development of renewable energy assets. Their UK team are a very interesting proposition, giving the team the chance to grow their experience in both large scale Ground Mounted solar farms, but also in the development of Commercial & Industrial Rooftop solar projects. Having Energy Trading and Asset Management functions also in-house allows this company to cover the full lifecycle from inception through to operation and generating revenue. They are currently looking at adding to their team with a hire into their development team for solar projects. In this role, you would be responsible for: Development and Project Management for a mixture of C&I and Utility scale Solar Energy projects with the potential for co-located BESS. Managing commercial elements of the project including budgets, timelines, and contract negotiation when it comes to a project reaching financial close. New business origination. Landowner engagement and site sourcing for the ground-mounted schemes, and business development and client identification for the rooftop projects. Project Management through key planning and environmental consenting processes, managing external consultants and stakeholders where necessary. This would be a great opportunity for an experienced Development Manager to work on a range of project types and also having a high level of influence over project strategy. This company has great financial stability and the UK is one of their main growth areas so this is a great long term prospect in the renewable energy industry. Apply to learn more.

C# Developer / Backend Software Engineer C#. Are you a bright, ambitious C# Developer who enjoys collaborating and working on complex systems with cutting edge technology?. As a C# Developer you'll join a cross functional Agile product team responsible for high-value business critical betting execut

Senior C# Developer / Engineer (C#. Are you a skilled C# Developer looking to progress your career in a senior, hands-on role?. As a Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# an

Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London – Multiple Headcount – Market Leading Compensation. As a Client Solutions Developer, you will help build and maintain:. You’ll work closely with analysts, PMs, and developers in a lean, techni

C# Developer - Leading Trading Firm - Up to £100k + Bonus + Package.

Up to £75,000 + Benefits + Bonuses.London (1-2 days in the office).An award winning FinTech organisation that allows trading firms to establish their best execution strategies are seeking a Software Engineer to work on the front line of their data acquisition system.This organisation are driving ch

Apply now or reach out directly: hhandelman@hunterbond.

Are you a software developer who enjoys working with financial markets and innovative technology? Spun out of one of the most successful hedge funds globally, you'll get the chance to work with likeminded people on an innovative project. You’ll join a team of 4 to contribute to the build of a greenfield market data platform that will enhance how this systematic fund will trade and analyse global markets. You'll integrate various data sources, including financial data, alternative data, and proprietary feeds. Real-time data processing and analytics will be a key part of your work, enabling to support high-frequency trading and quick decision-making. Ideally, you’ll have worked with market data platforms using Python or C#. Whilst continuously adopting new technologies, you’ll be working on up-and-coming projects such as: • Building a new API for the market data platform., • Writing a data dictionary for the platform., • Adopting S3 for a datalake solution. If you're developer with a passion for building and supporting market data platforms, apply or reach out via email: No up-to-date CV required.

Quantitative Developer – C# / Python London | Full-time The mission Join a leading quantitative research and trading firm using heavy compute and modern engineering to tackle some of the hardest problems in systematic finance. You’ll sit close to the money, turning cutting‑edge research into production systems that run at scale in global markets. The role This is a hands‑on engineering role working side‑by‑side with quants. You’ll design, build and optimise trading, simulation and research systems in C# and Python, with huge emphasis on performance, reliability and clean architecture. What you’ll do • Build and evolve trading systems that run 24/6 with real capital at stake., • Develop modelling and simulation frameworks that quants use to test and refine strategies., • Improve research tooling and workflows so ideas move smoothly from prototype to production., • Push performance and scalability in core services, unlocking new research and trading capabilities., • Take end‑to‑end ownership of projects, from design through to deployment and iteration. What you bring • Strong software engineering fundamentals: algorithms, data structures, architecture., • Commercial experience in C# and/or Python, ideally on complex, high‑performance systems., • Interest in quantitative finance and how engineering accelerates research and trading., • Comfort working closely with stakeholders, prioritising impact and communicating clearly. Why you might care • Work at the intersection of advanced research, serious engineering and real‑world markets., • Industry‑leading compensation, deep technical culture, serious investment in tools, learning and long‑term career growth.

🎓 Graduate Software Developer / Quantitative Developer / Quantitative Researcher 📍 Location: London (Hybrid) 💷 Compensation: Up to £170,000 + Bonus + Benefits 🏢 Client: Prestigious Hedge Fund 🚀 Kickstart Your Career in Technology & Quantitative Finance Just graduated and ready to launch your career at the intersection of technology, mathematics, and finance? Join an elite global trading firm where innovation drives everything — no legacy systems, no bureaucracy, just cutting-edge tech and world-class mentorship. You’ll work on greenfield projects from day one, collaborating with exceptional engineers, quants, and researchers to build the systems and models shaping the future of global trading. 🔧 What You’ll Do • 🧠 Design and enhance advanced trading systems and analytics platforms, • 📊 Develop and implement your own quantitative models and research ideas, • 🤝 Collaborate closely with top technologists, quants, and portfolio managers, • 🚀 Learn fast, build fast: develop technical and analytical expertise in a performance-driven culture ✅ What You’ll Bring • 🎓 Degree in Computer Science, Mathematics, Physics, Engineering, or another STEM discipline, • 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q, • 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges, • ⚡ Curiosity, drive, and the ability to thrive in fast-paced, intellectually demanding environments 🌟 Why Join • 🌍 Greenfield Work: Contribute to high-impact projects from day one, • 🧠 Exceptional Mentorship: Learn from world-class engineers and quantitative researchers, • 🛠 Cutting-Edge Tech: Access the latest tools, infrastructure, and computing resources, • 📈 Fast Career Growth: A meritocratic culture that rewards innovation and initiative If you’re a motivated STEM graduate eager to make an immediate impact in high-performance technology or quantitative finance, we’d love to hear from you. 📧 Apply now or reach out directly:

Experis Software Engineer Perm Salary DOE London (Hybrid) DV or SC Clearance Essential Our client, a rapidly growing deep-tech consultancy, urgently require an experienced Software Engineer to join their team on a permanent basis. In order to be successful, you will have the following experience: • Experienced Software Developer/Engineer, • Strong background within Python, C++, C#, SQL, TypeScript, • Experience of Palantir technology is a bonus, • DV or SC Clearance is essential Within this role, you will be responsible for: • Delivering strategic advisory, engineering delivery, and enablement services to Government and commercial clients., • Solve user problems by drawing source and captured data into a single foundational data model and building operational workflows that materially change the decisions made, • Work closely with clients, to tailor products and services, • Design solutions for client problem sets based on their descriptions and by exploration of the data landscape, • Assist in the design, development, and maintenance of data pipelines and ETL processes to build data and action models to address the workflow needs, • Build and edit operational workflows, including front ends and decision-support toolsets, inclusive of native Palantir tooling and integrated front ends, • Collaborate with team members to implement AI and machine learning models against user problems, • Close working with clients, building deep and sustainable relationships that positions you/us as their “trusted advisor” For further information please contact

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.

Looking to Escape the Hustle and Bustle of City Life? Imagine building high-impact digital platforms – from a beautiful rural location, with a relocation bonus to help make it happen. If you’re an experienced Technical Architect or Software Architect ready for a fresh start in a quieter part of the UK, this could be your perfect move. Our client is offering a full-time, permanent position, based 2–3 days a week onsite in a rural UK location – far from traffic jams, noise, and high living costs. To support this move, a relocation package is available to help you transition smoothly into your new lifestyle. This is a rare chance to combine career-defining work with a more relaxed, balanced way of life. Why This Role is Great • Shape the technical future – Lead architectural decisions that underpin the next generation of high-traffic ecommerce and subscription platforms., • Get hands-on when it counts – Roll up your sleeves when needed, but operate at a strategic level too., • Guide the stack evolution – From CMS migrations to payment integrations, you’ll work across the tech landscape., • Mentor and inspire – Support a small in-house team, embedding strong DevOps, testing, and agile principles., • Deliver real-world impact – Contribute to platforms that are used and relied on by millions of people across the UK. What You’ll Be Working With You’ll take ownership of major projects, including: • Designing scalable architecture across AWS and .NET environments, • Leading a CMS migration to a new version of Kentico, • Building and modernising subscription models, ecommerce journeys, and complex pricing structures, • Integrating with platforms like Stripe and wider business applications, • Ensuring performance, security, and maintainability across all technology layers About You This role is ideal for a current Software Architect, Technical Architect or Senior Developer/Tech Lead looking to step into a broader, more strategic role. Your experience might include: • Strong background in .NET, C# and AWS architecture, • Experience with ecommerce or subscription platforms, • Solid understanding of scalability, cloud infrastructure, and user-centric design, • A collaborative, mentoring approach to team leadership, • Comfort working with senior stakeholders to influence direction The Location & Lifestyle This role is based in a rural part of the UK, within easy reach of countryside walks, peaceful views, and a healthier pace of life. It’s a refreshing change from the typical city-centre tech roles – offering space to breathe and think, without sacrificing meaningful, challenging work. You’ll need to be onsite 2–3 days a week, so a willingness to relocate is essential – but you’ll be supported in doing so with a relocation bonus to make the move as smooth as possible. Salary & Benefits • Competitive salary of £80,000 to £120,000 (depending on experience), • Relocation support to help you settle in, • Generous bonus scheme and company pension, • Cashback healthcare plan, • Free membership to a local leisure and golf club, • Cycle to Work scheme, • Hybrid working, supportive leadership, and a down-to-earth company culture, • Contracting may also be considered for the right person. What’s Next? The hiring process includes: • A short video call to learn more about your experience, • A technical conversation to walk through architectural thinking and decision-making, • An onsite visit to meet the team and take part in a short technical and personality task Please note: Unfortunately, visa sponsorship is not available for this position. We’re Committed to Inclusive Hiring We and our client believe diversity of background, thought and experience makes teams stronger. If you’re passionate about technology architecture and excited by this opportunity, we’d love to hear from you – even if you don’t meet every requirement listed. Apply now and take the first step towards a more rewarding role – and a more relaxed pace of life.

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.

Senior Project Manager. Major Residential-Led, Mixed-Use Developments. Central London base. Basic c£90,000 – £110,000 + Bonus + Package. We are delighted to be instructed to identify a Senior Project Manager on behalf of a well-known, residential-led, mixed-use developer. They develop major (3+ phases), large-scale sites, which are typically challenging and go high. You will be responsible for: • Initial scoping works to identify risks and develop programme of works, • Work with development team to construct bid and throughout the deliver phase, • Tendering works to specialist contractors to undertake major works, ensuring that legal aspects are watertight and mitigate risk, • Develop strategy for future sites identifying risk, constraints and opportunity, • Manage the developer/contractor interface, maintaining programme and quality adherence (utilising EA), • Working closely with funders, JV partners, end users and senior management team, ensuring full project transparency We are keen to speak with professionals working for other developers or consultancies who undertake a similar role, project managing the delivery of major construction projects via external contractors. You could be from an engineering or QS background, have a broad range of project experience, enjoy problem solving and getting the best out of the team. For a confidential discussion, please contact: Mark Heald, Director, Cognisant 07796 514558 cognisantsearch.com

About ClearWatt ClearWatt is on a mission to make electric vehicle ownership transparent and accessible. Our platform combines real-world data, telematics, and proprietary analytics to deliver trusted insights into EV battery health, real-world range, and performance. We partner with car dealers, leasing companies, energy companies and consumers to help them understand the true condition of electric vehicles - unlocking confidence across the EV ecosystem. We’re scaling rapidly, building the UK’s most comprehensive EV data intelligence platform - spanning OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities • Develop and maintain robust, high-performance .NET 8+ APIs and services., • Work with Azure Functions, Blob Storage, Queues, and SQL/NoSQL databases to build scalable, event-driven systems., • Design and optimise APIs that serve our mobile and web products, including partner integrations., • Implement efficient RAG AI backend systems for introducing advanced LLM based features, • Collaborate with product managers, data engineers, and frontend developers to deliver new features end to end., • Write clean, maintainable, and well-tested code, following modern CI/CD practices (GitHub Actions)., • Contribute to architecture discussions around performance, scalability, and data integrity., • Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For • 2+ years of professional experience with C# and .NET Core., • Experience building REST APIs or microservices at scale., • Familiarity with cloud-native design and Azure services., • Understanding of async programming, dependency injection, and distributed systems., • Strong grasp of database design and query optimisation (SQL and/or NoSQL)., • Comfortable working in a small, fast-paced team where you’ll have end-to-end ownership., • Passion for clean architecture, performance, and testable code., • Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have • Experience with React / Next.js / React Native or TypeScript., • Experience integrating third-party APIs (OEM, OBD, or telematics data)., • Familiarity with data pipelines and event-driven design., • Understanding of CI/CD automation and GitHub Actions workflows. What We Offer • Competitive salary and equity options., • Hybrid working (London-based team with flexible hours)., • Work directly with founders and management on industry-defining technology., • Opportunity to shape the architecture of a platform at the forefront of EV intelligence., • A culture of autonomy, purpose, and impact - your work will be shipped, seen, and used.

Job Title: Client Development Director – London Insurance Market Location: London (Hybrid) About Us IDEX Consulting is a business growth consultancy with a track record in turbo charging the expansion of our insurance clients, globally via both talent and M&A. As a business, we are committed to delivering exceptional outcomes for clients and candidates alike via deep market expertise, long-term partnerships and talented colleagues who bring this all to life. Our General Insurance division is a key driver of our growth. We are now hiring a Client Development Director to expand our strategic presence across the London insurance market. The Opportunity As Client Development Director, you will play a pivotal role in developing and securing long-term, strategic relationships with key clients across the London insurance market - focusing on Lloyd’s Brokers, Syndicates, MGAs, and TPAs. Your success will directly influence the strength of our market partnerships and the growth of our Specialty London Market team. Key Responsibilities • Identify, target, and win new strategic client relationships across the London insurance market, • Build and maintain strong, trusted partnerships with C-suite, HR, and hiring leaders, • Develop bespoke talent solutions aligned to clients’ hiring and growth strategies, • Act as a brand ambassador for IDEX Consulting in the London Market, • Collaborate with the London Market team to generate and convert high-quality job flow, • Achieve a personal revenue target which will also drive success for colleagues across the Division, • Attend key industry events and build a profile across the Lloyd’s and London market landscape What We’re Looking For • A proven door opener / new business developer & networking professional with high levels of connectivity into the London (insurance) market, • Deep understanding of the London insurance market, its dynamics, and major players, • Strong commercial acumen with a track record of delivering revenue and strategic wins, • Natural relationship builder with excellent influencing, networking, and presentation skills, • Self-motivated and entrepreneurial, with a desire to work in a high-trust, high-performance culture Why Join IDEX Consulting? • IDEX are redefining the talent and M&A landscape, helping clients unlock growth potential via both organic (talent) and inorganic (M&A) growth streams, • Access to the strongest client and candidate networks in the insurance market, • An inclusive, values-driven culture with a commitment to development and innovation, • Our long-term growth plans mean there is lots of room for personal and career development within and beyond this role for the successful applicant, • Competitive base salary + industry-leading, uncapped commission, • 30 days holiday + pension + private healthcare, • Flexible working, laptop & mobile provided, • Access to Bullhorn, LinkedIn Recruiter, cutting-edge sourcing tools, and a powerful marketing engine, • International incentive trips, top performer rewards, and tailored development plans

We are seeking a highly skilled and motivated Quantitative Strategist to join our front-office team. This role is central to building, maintaining, and enhancing models and applications that drive trading, risk management, and portfolio construction across the firm’s global Rates business. You will work directly with portfolio managers, traders, and risk managers to deliver innovative quantitative solutions in a fast-paced, high-impact environment. Responsibilities • Develop and enhance pricing, risk, and relative value models for rates products, including government bonds, swaps, futures, swaptions, and inflation-linked products., • Build scalable risk platforms and analytics libraries to support intraday and end-of-day trading and risk management., • Collaborate with portfolio managers and traders to design and implement quantitative trading strategies and risk views., • Partner with technology teams to integrate models into production systems, ensuring robust, low-latency, and scalable implementations., • Conduct research and prototyping for curve construction, scenario analysis, VaR, PCA decomposition, and other advanced risk metrics., • Leverage Python, C++, and/or Java for model development, prototyping, and data analysis; use SQL and kdb+/q for large-scale market and trade data handling., • Develop dashboards and visualization tools for portfolio and risk monitoring, ensuring transparency of exposures and P&L attribution., • Advanced degree (Master’s/PhD) in Quantitative Finance, Mathematics, Computer Science, Physics, Engineering, or a related discipline., • Experience as a Quant, Strat, or Risk Developer in Rates at a top hedge fund, bank, or trading firm., • Deep understanding of fixed income and derivatives products, including yield curve modeling, risk factors, and pricing frameworks., • Strong programming skills in Python and at least one other language (C++ or Java)., • Experience with large-scale data platforms (SQL, kdb+/q, or similar)., • Ability to communicate complex quantitative concepts clearly to both technical and non-technical stakeholders., • Familiarity with market data sources (Bloomberg, Refinitiv, etc.) and data APIs., • Experience in building risk platforms or contributing to cross-asset risk infrastructure., • Prior exposure to machine learning methods applied to fixed income or macro trading strategies.

Senior C# Developer / Engineer (C# .Net Core) London / WFH to £85k Are you a skilled C# Developer looking to progress your career in a senior, hands-on role? You could be at a successful and scaling Retail FX Brokerage working on Greenfield systems. As a Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with exposure across the full technology stack in a modern development environment with microservices. There are many technical challenges to explore, the initial project will be to build a KYC system from scratch. Location / WFH: You'll join colleagues in the London office Monday to Wednesday with flexibility to work from home Thursday and Friday. About you: • You have strong C# .Net Core backend development experience, • You have a good knowledge of microservices and Cloud (AWS or Azure) experience, ideally, you'll have some experience with Docker / Kubernetes, EKS, • You have a good understanding of CQRS and event driven architectures, • Ideally you will also have some front end development experience with JavaScript / TypeScript / React.js or Angular, • You have strong analytical and problem solving skills, • You're collaborative with excellent communication skills What's in it for you: As a Senior C# Developer / Engineer you will earn a competitive package: • Up to £85k salary, • Bonus, • Private Healthcare, • Pension, • 25 days holiday, • Hybrid working Apply now to find out more about this Senior C# Developer / Engineer (C# .Net Core) 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.

Mobile App Developer - IoT Payment Technology A new role has become available at a company developing the latest in IoT payment technology for a Mobile App Developer with experience in React Native development. With this payment solution being used by financial institutions, wearable manufacturers as well as events and stadium owners, the possible applications of this secure payment technology are extremely exciting. The Mobile App Developer would be playing a key role in the company’s technological advances, supporting the design and development of their mobile applications (iOS and Android) as well as developing other supporting applications with the rest of the development team. They are looking for someone that has strong experience in React and React Native as well as hands-on experience with native iOS and Android. This role is mostly working from home. You would need to go to the office on average once every couple of weeks. Requirements: • Strong experience with React and React Native, • Hands-on experience with native iOS (Swift/Objective-C) and Android (Kotlin/Java) development (or the desire to pick this up), • Proven ability to build, deploy, and maintain mobile apps on the App Store and Google Play, • Solid understanding of Redux and state management, • Experience integrating APIs and optimising app performance Apply: Kristian AT enterpriserecruitment DOT com Position: Mobile App Developer - IoT Payment Technology Salary: Up to £70K

Senior Full Stack Engineer / Developer (TypeScript Elixir AWS) London / WFH to £100k Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands-on Full Stack Engineer role at a successful and profitable energy trading market data scale-up. What's in it for you: • Competitive salary, to £100k + Significant Equity, • Hybrid working (3 days London office per week), • Vitality Healthcare, • Continuous career development and learning opportunities, • Influential role as part of a small, close knit team, • Complex and interesting work Your role: As a Senior Full Stack Engineer you will take ownership, working on technically challenging Greenfield development projects. You'll be working on complex problems with scalability and reliability in mind, across the full development lifecycle from architecture and design through to implementation. There's a range of technology in the stack, you'll have a 50/50 split between backend and frontend development using TypeScript, Elixir, Elm and AWS amongst others, learning and picking new things up on the job in a collaborative, tech driven environment where you can get stuff done and see the results of your work. Location / WFH: You'll join the team in London three days a week in a hybrid work from home model. About you: You are degree educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group / Oxbridge or top 100 global university • You are an experienced software engineer with a strong knowledge of best practices and Computer Science fundamentals and experience of delivering complex, data centric software, • You have advanced analytical and problem solving skills, • You're comfortable taking ownership of projects and mentoring more junior team members, • You have strong TypeScript skills, combined with any backend programming language (e.g. Python, Java, C++, C#), • You're happy to work with the following tech stack (you don't need experience with all): Elixir, Ember, Elm, Phoenix, LiveView, Python, PostgreSQL, AWS, Docker, • You have an analytical mindset and enjoy problem solving, • You have experience of working in start-ups / SMEs and have good business acumen, • Ideally you will have a good understanding of financial markets Apply now to find out more about this Senior Full Stack Engineer / Developer (TypeScript Full Stack Elixir) 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 Full Stack Engineer / Developer (TypeScript Elixir AWS) London / Hybrid Up to £100k + Equity Join a fast-growing energy trading data scale-up as a Senior Full Stack Engineer, working on complex greenfield systems that demand scalability, reliability and clean architecture. You'll own projects end-to-end, solve challenging technical problems and work with a modern tech stack including TypeScript, Elixir, Elm and AWS. What you'll do: • Lead full stack development across greenfield products, • Design, build and ship scalable, data-driven systems, • Work 50/50 across backend and frontend in a modern, polyglot environment, • Mentor team members and help shape engineering best practices Tech Stack: TypeScript, Elixir, Elm, Ember, Python, Phoenix, LiveView, PostgreSQL, AWS, Docker (Experience with all not required.) About you: • Strong Computer Science fundamentals (STEM degree, 2:1+), • Proven experience delivering complex software in modern stacks, • Excellent problem-solving skills and ability to own projects, • Strong TypeScript + a backend language (Python / Java / C++ / C#), • Start-up / scale-up experience; financial markets knowledge a plus What's in it for you: • Competitive salary, to £100k + Significant Equity, • Hybrid working (3 days London office per week), • Vitality Healthcare, • Continuous career development and learning opportunities, • Influential role as part of a small, close knit team, • Complex and interesting work Apply now!

Rust Developer / Backend Software Engineer (Rust Low Latency Trading) London / WFH to £180k+ Do you have expertise with low latency software engineering within finance or gaming environments? You could be progressing your career in a senior, hands-on Rust Developer role at a hugely profitable High Frequency Trading firm that specialise in crypto markets and earning substantial bonuses. As a Rust 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. 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 commercial Rust development experience, • You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python), • 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, compliers, 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 What's in it for you: As a Rust Developer you will receive a competitive package: • Salary to £180k, • Bonus (c50% of base), • Pension, • Hybrid working, • Career progression Apply now to find out more about this Rust Developer / Backend Software Engineer (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.

Core Systems Developer | High-Frequency Crypto Trading | Remote About Our Client Our client is a major player in the digital asset trading space, operating 24/7/365 across 10+ global locations with offices in New York and Hong Kong. As one of the largest participants in the cryptocurrency market, they trade a significant share of global market turnover. The firm combines a systematic approach with sophisticated pricing models and state-of-the-art execution capabilities. Their world-class team spans 5 continents, continuously iterating to ensure robust, reliable trading performance in both CeFi and DeFi environments. With institutional players like traditional HFT firms increasingly active in the crypto space, this is an exciting time to join a firm at the forefront of digital asset trading innovation. The Opportunity We're seeking a Core Systems Developer to join this dynamic team and work on cutting-edge trading systems in the rapidly evolving cryptocurrency market. This is a unique opportunity to tackle large-scale technical challenges while working with experienced traders and developers in a remote-first environment. You'll be developing systems that process millions of transactions from dozens of different CeFi and DeFi platforms around the world, handling dozens of currencies (both fiat and crypto). As the firm continues to grow, you'll face increasingly interesting technical challenges at scale. What You'll Be Working On • Trading system infrastructure developed primarily in Python with C++ components, • Core systems that power high-frequency trading across global crypto markets, • C++ P&L calculator for real-time performance tracking, • Systems processing millions of transactions from diverse platforms globally, • Technical solutions spanning both CeFi and DeFi environments Key Responsibilities • Develop trading system infrastructure in Python and C++ as directed, • Work with traders, middle office, and stakeholders to understand core problems in both CeFi and DeFi environments and design solutions, • Deploy trading system components into the production environment, • Troubleshoot system issues as and when they occur, • Identify opportunities for system improvements, • Engage with the team during system design discussions, code reviews, and trading idea brainstorms, • Support the systems you develop through on-call responsibilities What they're Looking For Essential Requirements • 5+ years of experience as a software engineer developing clean, maintainable, performant code, • 3+ years of hands-on experience developing in both Python and C++, • Strong programming skills with deep understanding of data structures and algorithms, • Ability to balance delivering clean, testable, reliable code with rapidly deploying new features to capitalize on market opportunities, • Reliable self-starter who takes pride in delivering robust software, • Willingness to be on call to support the systems you develop, • Ability to precisely articulate software concepts and designs, • Strong interest in decentralized finance (DeFi) and cryptocurrencies, • Passion for solving complicated technical puzzles that arise in digital asset trading, • Experience in high-frequency or algorithmic trading environments, • Understanding of financial markets and trading systems Why Join? ✅ Work on systems processing millions of transactions at scale ✅ Solve unique technical challenges at the intersection of traditional finance and crypto ✅ Operate in a 24/7 global trading environment with exposure to both CeFi and DeFi ✅ Collaborate with world-class talent across 5 continents ✅ Remote-first culture with flexible working arrangements ✅ Direct impact on trading performance and business outcomes ✅ Continuous learning opportunities in the fast-evolving crypto space ✅ Competitive compensation package Location Remote (Global team with primary hubs in New York and Hong Kong) Technology Stack • Primary Languages: Python, C++, • Focus Areas: Trading infrastructure, P&L systems, risk management, • Environment: Both CeFi (centralized exchanges) and DeFi (decentralized finance) platforms, • Scale: Millions of transactions across 10+ global locations

C# Developer / Software Engineer (C# .Net SQL API) London onsite to £90k Are you an ambitious and motivated C# Developer looking for an opportunity to progress your career, working on complex and interesting systems? You could joining a global sports trading firm, earning substantial bonuses. What's in it for you: • Salary to £90k, • 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. Your role: As a 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 strong C# .Net, ASP.Net development experience, • 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 Apply now to find out more about this C# Developer / Software Engineer (C# .Net SQL API) 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.

iOS Developer Focus: Banking Applications / Swift / Agile Salary: Up to £70,000 + 20% Bonus + 20% Pension Location: Central London – 1 day per week onsite Duration: 12 month FTC - Likely to extend or become permanent Join a prestigious financial services organisation renowned for its commitment to excellence and customer-centric approach. As a leader in the industry, they are expanding their development team to enhance digital capabilities and deliver exceptional service to their clients. As an iOS Developer, you’ll play a key role in the Digital Development team, contributing to the development of new features, enhancements, and the day-to-day operations of their iOS applications. You’ll be part of a lean, cross-functional, collaborative, and supportive team working in a fast-paced Agile environment. Strong communication skills are essential, as you’ll work closely with surrounding teams such as UAT and Integration. Experience Required: • Proficient in iOS development, • Strong knowledge of Swift, • Experience with UIKit, • Comfortable working in an Agile environment Desirable (but not essential): • React Native, • Objective-C, • Swift UI, • Background in Financial Services / Banking If you’re interested, please apply with an up-to-date CV and we’ll be in touch to provide more information.

This is an excellent opportunity for an experienced Architect to join a unique design studio at a pivotal moment. You will ideally be housing developer savvy and confident managing and coordinating a talented team of Architects and Assistants at early RIBA stages. You will ideally have worked for a respected design studio in the past and will be looking for a step up in your career to Associate level. Previous experience designing and delivering high profile housing and/or mixed-use projects preferred. Please get in touch ASAP if you are keen to take on a lead role within a multi-award winning, design focused studio who are c.60 strong and growing. Revit preferred, however not essential. We will do our very best to help you find your ideal job. Our approach is personable and we believe that your job hunting experience should be enjoyable. We look forward to hearing from you. Please visit our website for all vacancies – ___ GDPR By applying for this role you are confirming that you agree to our Privacy Policy (please see our website for full details) and that all details submitted by you are correct to the best of your knowledge. Place is an equal opportunities employer and recruitment agency. Ref: P3633659

Working for a major energy trader (energy / renewables). We are recruiting Lead Developer / Tech Lead with a background in C# / .Net (and ideally Angular). The Role As a member of a skilled large global team (London, NYC, Mumbai) of software engineers, you will play a role in developing the core trading platform. The customers are varied; traders, analysts, researchers and data scientists. Essential Skills: • 10+ years of experience working with C# / .NET (8) technologies, • 5+ years in a leadership role, managing 5+ software engineers (code reviews, architecture), • Experience with RDBMS (Oracle, SQL Server, Sybase), • Experience working in an agile scrum development model, • 5+ Years experience of building ETRM solutions, • Self-motivated with the ability to prioritize, • 3+ years Angular experience (ideally version 16+) Desirable Skills: • Strong stakeholder management skills, • Previous experience in the Oil / Energy Industry, • University degree (Bachelor or Master) in Computer Science or an equivalent field

🚀 Job Opportunity: Senior C# Quantitative Developer | Capital Markets Technology Location: London Type: Full-time / Contract Rate: £800 p/d (Outside IR35) Client: Leading Global Investment Bank Hybrid: 1 day per week in the office Are you ready to be at the forefront of technology and finance? Our client, a top-tier investment bank, is looking for a Senior C# Quantitative Developer to join their high-impact Capital Markets Technology team in London. This is a unique opportunity to bridge the worlds of quantitative analysis and software engineering—delivering cutting-edge solutions to drive pricing, risk management, and liquidity strategies in real-time trading environments. 🔍 About the Role As a Senior Quantitative Developer, you’ll collaborate closely with quantitative analysts, traders, and fellow technologists to develop and optimize core components of the bank’s pricing and risk infrastructure. You'll be responsible for translating complex financial models into high-performance, production-ready systems—driving both innovation and stability in capital markets technology. 💼 Key Responsibilities 1. Development & Optimization • Implement decomposition logic for structured products including funding, fees, and charges., • Integrate and refine pricing and risk models for real-time trading environments., • Develop rules-based liquidity management for quoted underlyings., • Enhance back testing, data analytics, and regression infrastructure., • Build and maintain low-latency, high-throughput systems. 2. Cross-functional Collaboration • Work side-by-side with quants and traders to productionize mathematical algorithms., • Partner with infrastructure and DevOps teams to scale and deploy applications effectively. 3. System Monitoring & Support • Ensure reliability and performance of live systems through proactive monitoring., • Provide occasional on-call support to maintain system uptime and stability. 🎓 Qualifications Required: • Degree in Computer Science, Engineering, Mathematics, Physics, or similar., • 10+ years of hands-on development experience in C# / .NET., • Solid grasp of financial instruments (equities, derivatives, fixed income, FX, commodities)., • Proven experience building scalable, multi-threaded systems., • Proficiency with SQL Server, MongoDB, and Git., • Background in front-office environments within an investment bank, hedge fund, or fintech firm. Preferred: • MSc or PhD in a quantitative discipline., • Experience with structured products, particularly structured notes. 🌟 What We’re Looking For • A critical thinker with outstanding analytical and problem-solving abilities., • A team player who thrives in high-pressure, dynamic environments., • Excellent communicator with a proactive, collaborative mindset., • A self-starter who takes ownership and consistently drives results. This is a highly visible role with significant impact, offering the chance to work on complex financial instruments and contribute directly to the bank’s trading strategies and platform evolution. If you're passionate about finance and engineering and want to work alongside some of the best minds in the industry—we want to hear from you. Apply now to learn more.

Senior Python Developer – Multi-Billion Dollar Hedge Fund - Mortgage Technology - London - Hybrid – Up to £300k TC My client, a leading UK hedge fund with $70 billion in AUM, is seeking to appoint a Senior Python Developer within its technology organisation. Our client is undertaking one of the largest infrastructure modernisation programmes in UK financial services and is expanding its engineering capability across key investment areas, including its fast-growing mortgage platform. This role sits within a business-facing engineering team that builds high-impact tools used daily by investment, risk, finance, and operations. You will play a pivotal role as the firm continues its migration away from legacy systems and enhances its bespoke internal platforms. The Role As a Business Engineering Developer, you will: • Build, enhance, and maintain applications supporting mortgage origination, valuation, analytics, and reporting., • Develop production-ready Python code to automate manual processes and streamline workflows., • Engage directly with business users to capture requirements and deliver scalable, pragmatic engineering solutions., • Support and extend tools within a ring-fenced legacy environment while aligning new development with next-gen architecture., • Identify and deliver automation opportunities across data pipelines, reporting frameworks, and analytical tooling., • Collaborate with engineering teams involved in wider transformation initiatives. About the Client Team Our client’s Engineering group partners closely with investments, risk, finance, and operations. Led by an ex-Goldman Sachs engineering leader, the team is known for: • High delivery velocity, • Strong stakeholder relationships, • Creative problem-solving, • Significant influence across the organisation You will join at a time of major investment in technology, with clear opportunities to contribute to systems that will define the firm’s next decade. What We’re Looking For • Strong Python skills (pandas, NumPy, SQLAlchemy, etc.), • Experience working in business-facing engineering roles, • Background in automating workflows, building internal tools, or integrating data-driven systems, • Knowledge of mortgages, fixed income, or structured products beneficial, • Exposure to Rust or C++ advantageous but not required, • Strong communication skills and ability to partner with business stakeholders Why Join Our Client • Help shape one of the largest tech modernisation programmes in UK FS, • Work on high-impact tooling used directly by investment and operational teams, • Flat, engineering-led culture with strong leadership support, • Excellent benefits and on-site facilities, • The stability of a major financial institution with the pace of a modern tech buildout

We are seeking an exceptional C++ Engineer to join one of the world's most advanced high-frequency trading firms. This is a rare opportunity to work at the intersection of cutting-edge technology and global financial markets, where performance is measured in nanoseconds and innovation drives competitive advantage. You'll be part of a team that designs and builds ultra-low latency trading systems deployed across global exchanges. Your work will directly impact trading performance, and you'll be empowered to push the boundaries of what's possible in software and hardware optimisation. Key Responsibilities • Architect and implement high-performance C++ systems with extreme latency sensitivity., • Optimise every layer of the stack - from CPU cache and memory allocation to kernel bypass and network I/O., • Collaborate with traders, quants, and infrastructure engineers to deliver robust, scalable, and lightning-fast trading solutions., • Profile, benchmark, and tune systems using advanced tooling and custom diagnostics., • Contribute to the design of proprietary protocols, lock-free data structures, and real-time analytics pipelines. Ideal Candidate • Expert-level proficiency in modern C++, with a deep understanding of low-level systems programming., • Strong grasp of computer architecture, concurrency, and performance engineering., • Experience with kernel bypass technologies (e.g., DPDK, Solarflare/OpenOnload) and high-performance networking., • Familiarity with Linux internals, NUMA, CPU affinity, and custom memory management., • Proven track record of building latency-critical systems in trading, gaming, or telecom environments., • Bonus: Experience with FPGA acceleration, RDMA, or custom NIC firmware. Why Apply? • Work with some of the fastest systems and smartest minds in the industry., • Direct impact on trading performance and strategy execution., • Access to bespoke infrastructure, bleeding-edge hardware, and proprietary tooling., • Culture of excellence: flat structure, minimal bureaucracy, and relentless focus on performance., • Compensation at the top end of the market, with significant upside tied to impact. Apply Now!

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.

Quantitative Developer - London/Remote 40+ leading quant firms seeking top-tier developers. Multiple immediate openings. What you'll do: • Build low-latency trading systems and infrastructure, • Develop quantitative libraries and research platforms, • Optimize execution algorithms and risk systems Requirements: • 2+ years quant dev or HFT experience, • Expert C++/Python skills, • Financial markets and trading systems knowledge Our network: Pay: $180K-$2M+ based on experience Locations: London, Remote Focus: Ultra-low latency, systematic platforms, research infrastructure From prop trading tech to systematic fund platforms. Ready to build the future of trading? Apply now for confidential discussions.

As a C# skilled Software Engineer/Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading systems. Key Responsibilities: • Design, develop, and optimize high-performance trading tools and data pipelines using C# and ideally Python, • Build research platforms that empower quantitative analysts and strategists, • Integrate and manage large, complex datasets from a variety of sources, • Collaborate with quants and PMs to implement and backtest trading models, • Ensure robustness and scalability in both real-time and batch environments What We’re Looking For: • Strong programming experience with C#, • Solid understanding of software engineering principles, design patterns, and performance tuning, • Experience in financial markets (equities, futures, FX, etc.) is a plus, but not required, • Familiarity with data science tools, APIs, and time-series databases is beneficial, • Self-starter attitude with a sharp eye for detail and a high level of ownership Why Join? • Competitive compensation + performance bonuses, • Direct impact on trading and research performance, • Flat, collaborative culture with exposure to senior stakeholders, • State-of-the-art technology stack and hardware, • Opportunity to work on greenfield projects in a fast-moving environment

The Client Our client is a highly regarded discretionary investment manager with a strong focus on data‑driven decision making. They operate with a small, agile structure and are recognised for their commitment to excellence in trading and technology. Their in‑house technology function spans IT infrastructure, software development, and quantitative analysis, supporting all aspects of market data processing and trading activity. The environment is fast‑paced, collaborative, and highly technical, where code quality, performance, and low‑latency systems are top priorities. Engineers work across domains, contribute to architectural discussions, and help shape scalable, robust systems. We have partnered with this team for several years and have a close, direct working relationship with the CTO. We have successfully placed multiple individuals into the group and can provide detailed insight into the team structure, culture, and expectations. The Role The client is embarking on a major initiative to unify and expand their core systems, bringing more of this capability in‑house. As Head of Core Platform, you will lead this transformation—designing, planning, and implementing the evolution of the core technology stack to create a strong foundation for future growth. This is a hands‑on leadership role. You will develop and consolidate systems, write software, guide a team of developers, and take ownership of several critical platforms. This includes an in‑house C# PnL and Risk system that performs real‑time portfolio valuation, alongside other components that will be integrated into a cohesive, modernised core platform. You will work closely with senior stakeholders including the CTO, COO, Head of Operations, and Project Management. Candidate Profile Domain Expertise • Strong background in fixed‑income trading systems, • Knowledge across front‑, middle‑, and back‑office workflows, • Demonstrable expertise in:, • Repo trading and lifecycle management, • Post‑trade operations, clearance, and settlement, • Margin and collateral management, • Experience building systems that capture bond and swap (interest rate and FX) cashflow events, • Understanding of accrual (trade date) and realised (settlement date) accounting reconciliations, • Particular interest in candidates with Fixed Income and Rates experience Technical Skills • Strong computer science fundamentals, • Hands‑on development experience in:, • C# and .NET (essential for this role), • Python within quant or data environments, • The client will also consider exceptional engineers from other OOP backgrounds such as C++, Java, or Go, • Familiarity with UI technologies such as WinForms, WPF, Blazor Hybrid, and Blazor Web Leadership & Approach • Experience working in front‑office or trading‑technology environments, or on business‑critical systems, • Ability to lead by doing—hands‑on while guiding a team, • Pragmatic, delivery‑focused mindset, • Commitment to high‑quality engineering practices and low‑latency, high‑performance systems, • Low‑ego, high‑performing self‑starter who values ownership, teamwork, and delivering commercial, pragmatic solutions Why Apply This is a rare opportunity to take ownership of a mission‑critical transformation within a high‑performing investment manager. You’ll shape the architecture, engineering standards, and long‑term technical direction of the firm, working in a collegiate environment where ideas matter and technical excellence is valued. As a long‑standing recruitment partner to this team, we can provide deep insight into the role, expectations, and culture, ensuring you have a clear and accurate understanding of the opportunity.

Develop and optimize compiler technologies for our RISC-V vector core, focusing on efficient code generation and optimization for graphics and AI workloads. Key Responsibilities: • Develop and maintain compiler backend for our RISC-V vector extensions, • Implement code generation and optimization passes for graphics and AI workloads, • Contribute to shader compilers for Vulkan and other graphics APIs, • Work on vectorization and auto-parallelization strategies, • Collaborate with hardware team on ISA definition and enhancements, • Benchmark and optimize compiler performance for key workloads, • 5+ years of experience in compiler development, • Strong knowledge of LLVM or similar compiler infrastructure, • Experience with code generation for vector architectures, • Understanding of graphics shader compilers and/or AI compiler stacks, • Familiarity with RISC-V architecture and vector extensions (preferred), • Strong C++ programming skills, • Background in performance analysis and optimization, • BS/MS in Computer Science or related field

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/ £500/day (Outside) | 6-months | UK remote or London Hybrid. What You’ll Need as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-u

Core Developer (Python) - Algo Trading Firm - London - Up to £350k+ TC (DOE). The system you would be designing and the building will be written on Linux, in Python, but will communicate with the C++ Stack. Excellent Python skills with a good understanding of relevant libraries.

We are recruiting Lead Developer / Tech Lead with a background in C# /.

Are you an ambitious and motivated C# Developer looking for an opportunity to progress your career, working on complex and interesting systems?. As a 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

As a Junior Quant Developer (0–4 years of experience), you will:. Proficiency in C++ or Python (the firm’s tech stack includes both). Junior Quant Developer – Multi-Strategy Systematic Trading.

Client Side (Developer) Property Manager SE London (office based) c£55k. Were working with one of the largest, privately owned Developers in the UK, responsible for the delivery of residential, mixed-use, hospitality, and commercial projects across London, the Home Counties, and Midlands.

Backend Software Engineer / Developer (C++ Rust Low Latency Trading) London / WFH to £180k+. Opportunity to join a hugely profitable High Frequency Trading firm that specialise in crypto markets and earning substantial bonuses in a senior, hands-on Backend Software Engineer role, working with Rust.

Backend Software Engineer / Developer (Linux SQL C++17) London / WFH to £110k.Global-leading FinTech is seeking a senior Backend Software Engineer 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

CIL and S106 Officer £37,602 - £47,229 per annum Permanent Full Time (36 hours) Hybrid – Working from home & Wandsworth Town Hall Other essential information- x 2 full time vacancies Are you an experienced professional with excellent understanding of CIL and S106 and want to join a positive and ambitious team? As a CIL and S106 Officer, you will be part of our Spatial Planning Service, working across both Councils with an extensive CIL and S106 caseload, administering CIL and monitoring S106 agreements relating to developments.There are a variety of different types and scale of development in both boroughs, from the iconic Battersea Power Station and the Ram Brewery to small residential extensions. About the role You will work on a wide range of casework, including householder applications and major developments, providing CIL and S106 advice to colleagues within the Councils, while engaging with residents and developers to ensure compliance with the CIL requirements. Developer contributions collected ensure necessary infrastructure to support Local Plan priorities can be delivered, whilst planning obligations ensure site specific mitigation of the impacts of new development for the benefit of residents, businesses and the local community. Essential Qualifications, Skills and Experience: • You will need a full knowledge of the Community Infrastructure Levy, update to date knowledge of S106 agreements and CIL Regulations and how they apply to development., • You must have experience administering CIL or S106 agreements or working in Development Management., • Proven information, management and numeracy skills, with ability to work on detailed calculations in a high-pressure environment., • You will have the ability to work effectively to meet challenging deadlines and competing & changing priorities. Closing Date: 11th January 2026. Shortlisting Date: w/c 12th January 2026. Interview Date: w/c 19th January 2026. A written practical test will form part of the interview process. We may close this vacancy early once a sufficient number of applications has been received. Please submit your application as soon as possible to avoid disappointment. Richmond & Wandsworth Better Service Partnership are committed to making our recruitment practices as inclusive as possible for everyone. We are committed to promoting equality and diversity and developing a culture that values differences, recognising that employees from a variety of backgrounds bring important and positive contributions to the Councils and can improve the way we deliver services. We are proud to be a Disability Confident employer. If you require any reasonable adjustments throughout the recruitment and selection process, please let us know. We are also committed to safeguarding and promoting the welfare of children and young people/vulnerable adults and expects all staff and volunteers to share this commitment. Some posts may be exempted under the Rehabilitation of Offenders Act 1974 and as such appointment to these posts will be conditional upon the receipt of a satisfactory response to a check of police records via Disclosure and Barring Service (DBS). We offer a wide range of ___ designed to attract, develop, and reward our employees such as 40 days annual leave (including Bank Holidays), flexible working and a generous pension plan.