526 to 550 of 1,002 C# Jobs in London

You architect high quality web applications, and design key tools and systems that support said web applications. Top Responsibilities: Write and review code in JavaScript or TypeScript, Golang/C#, and/or SQL, Angular Test, debug, maintain and/or update full-stack web applications. Write and review technical documents, including design, development, and revision documents. Collaborate with Product More ❯

consultants and stay ahead of Power Platform innovations. Experience Required Proven experience with complex Power Platform & Dynamics 365 CE solutions. Strong technical knowledge: Dataverse, Power Apps, Power Automate, JS, C# plugins, Power Pages. Excellent stakeholder management and communication skills. Experience leading workshops, managing multiple projects, and coaching others. More ❯

consultants and stay ahead of Power Platform innovations. Experience Required Proven experience with complex Power Platform & Dynamics 365 CE solutions. Strong technical knowledge: Dataverse, Power Apps, Power Automate, JS, C# plugins, Power Pages. Excellent stakeholder management and communication skills. Experience leading workshops, managing multiple projects, and coaching others. More ❯

consultants and stay ahead of Power Platform innovations. Experience Required Proven experience with complex Power Platform & Dynamics 365 CE solutions. Strong technical knowledge: Dataverse, Power Apps, Power Automate, JS, C# plugins, Power Pages. Excellent stakeholder management and communication skills. Experience leading workshops, managing multiple projects, and coaching others. More ❯

consultants and stay ahead of Power Platform innovations. Experience Required Proven experience with complex Power Platform & Dynamics 365 CE solutions. Strong technical knowledge: Dataverse, Power Apps, Power Automate, JS, C# plugins, Power Pages. Excellent stakeholder management and communication skills. Experience leading workshops, managing multiple projects, and coaching others. More ❯

working in an office of c.80 people. This is a key role in this small team and as such has broad requirements that balance current, hands on coding experience (C# back end and JavaScript/Angular front end) with architecture responsibilities and oversight of devops/infrastructure. There is also line responsibility for an offshore development team (currently 7 but More ❯

working in an office of c.80 people. This is a key role in this small team and as such has broad requirements that balance current, hands on coding experience (C# back end and JavaScript/Angular front end) with architecture responsibilities and oversight of devops/infrastructure. There is also line responsibility for an offshore development team (currently 7 but More ❯

working in an office of c.80 people. This is a key role in this small team and as such has broad requirements that balance current, hands on coding experience (C# back end and JavaScript/Angular front end) with architecture responsibilities and oversight of devops/infrastructure. There is also line responsibility for an offshore development team (currently 7 but More ❯

working in an office of c.80 people. This is a key role in this small team and as such has broad requirements that balance current, hands on coding experience (C# back end and JavaScript/Angular front end) with architecture responsibilities and oversight of devops/infrastructure. There is also line responsibility for an offshore development team (currently 7 but More ❯

Developing optimisation algorithms, you will reduce the time required for product testing. Experience: We are looking for a strong proficiency in software development for test automation (Python, C++, or C#), coupled with strong skills in algorithms development. Experience with metaheuristic optimisation (e.g., GA, simulated annealing, particle swarm). You should have a collaborative mindset to work closely with hardware engineers More ❯

/lead. In Depth experience in the field of Automation testing, Java, Database QA Testing Good understanding of OOPS concepts and strong programming skills in Selenium and Java or C# Hands-on experience of working with test automation tools and frameworks for web, API, desktop and/or mobile automation. Proficient in writing SQL queries (Candidate should know simple SQL More ❯

parameters, and accelerate product evaluation from R&D through production. Experience and Qualifications: We are looking for a strong proficiency in software development for test automation (Python, C++, or C#). Experience with metaheuristic optimisation (e.g., GA, simulated annealing, particle swarm). Experience with AI/ML techniques (e.g., reinforcement learning, predictive modelling) for test optimisation. You should have a More ❯

burst-mode analysers). Familiarity with optical components (lasers, photodiodes, burst-mode APDs/TIAs, modulators) and transceiver architectures. Experience with automated test systems and scripting (e.g., Python, C++, C#). Understanding of signal integrity, high-speed PCB design considerations, and packaging impacts on performance. Qualifications: You should have achieved an MSc or PhD Degree in Optical Communications, Physics, or More ❯

FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯

or performance-sensitive systems, ideally with microsecond-level latency or high-throughput requirements Proven coding ability in Kotlin, or another object-oriented language such as Java (preferred), C++ or C# Familiarity with Linux APIs and comfort developing in a Linux-based environment Strong computer science fundamentals with several years’ experience in professional software development Experience applying modern testing approaches to More ❯

or performance-sensitive systems, ideally with microsecond-level latency or high-throughput requirements Proven coding ability in Kotlin, or another object-oriented language such as Java (preferred), C++ or C# Familiarity with Linux APIs and comfort developing in a Linux-based environment Strong computer science fundamentals with several years’ experience in professional software development Experience applying modern testing approaches to More ❯

computer science, coupled with significant professional tenure in the Financial Services sector, specifically within areas like trading, market risk, or regulatory quantitative projects. Essential Technical Toolkit: Mastery of C++, C#, and Python, specifically applied in the context of implementing complex models within a production-grade analytics pricing library. Computational Rigor: Solid, practical understanding of advanced numerical techniques, including linear algebra More ❯

Industry: SaaS/Recruitment Tech What You’ll Be Doing: Building and scaling a modern SaaS platform used by recruitment teams Working full-stack across .NET/C#, React, MongoDB, AWS, and RabbitMQ Shipping code continuously in a test-first, XP-style environment Pair programming and collaborating closely with a small, smart team Solving real customer problems — not just ticking More ❯

or performance-sensitive systems, ideally with microsecond-level latency or high-throughput requirements Proven coding ability in Kotlin, or another object-oriented language such as Java (preferred), C++ or C# Familiarity with Linux APIs and comfort developing in a Linux-based environment Strong computer science fundamentals with several years’ experience in professional software development Experience applying modern testing approaches to More ❯

or performance-sensitive systems, ideally with microsecond-level latency or high-throughput requirements Proven coding ability in Kotlin, or another object-oriented language such as Java (preferred), C++ or C# Familiarity with Linux APIs and comfort developing in a Linux-based environment Strong computer science fundamentals with several years’ experience in professional software development Experience applying modern testing approaches to More ❯

.NET Developer, .NET 9, C# - Global Internet Icon - London (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has long been a classic internet icon; today it has evolved into an integrated and diversified modern media company. We are seeking .NET Developer to work on one of … the most ambitious .NET/C# projects to take place since the birth of the World Wide Web. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL. Full training will be provided into: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, Azure SQL and MongoDB. Our More ❯

of security and risk data Implementation and optimisation of the core algorithms used by TradingHub to perform deep analysis of financial data Requirements Main Skills/Competencies: Proficiency with C#, C++ or Python Evidence of exceptional mathematical and analytical skills Initial industry experience working as a quant within a financial services organisation Some knowledge of risk sensitivities or "Greeks" such More ❯

.NET Developer, .NET 9, C# - Global Record Label - London (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client, one of the largest and most recognised brands within the music industry, is seeking .NET Developer to work out of … their plush offices in the heart of London's West End. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. We are seeking .NET Developer candidates with a skill set that encompasses: .NET, .NET Core/ASP.NET MVC … C# and Azure SQL. Our client can provide training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. My client offers flexible working hours, home working and amazing offices (onsite cinema, pool tables, bar, free canteen, gym). These positions are dope!!! Location: London, UK/Remote Working Salary More ❯

Finance Solutions Architect - Hybrid - Outside IR35 Our client, a global Insurance broker, are currently looking to hire a Finance Solutions Architect for a finance system integration project. This would be to join the team on a hybrid working basis, with More ❯

C# Developer - Hybrid in Kingston upon Thames - Inside IR35 - 12 months We are seeking an experienced SC Cleared C# Developer to join a leading international organisation on a long-term programme of work. This role, based in Kingston upon Thames, offers an opportunity to contribute to the design, development, and optimisation of high-performance enterprise applications. As part of a … throughout the full software development life cycle - from requirements analysis and design through to development, testing, deployment, and maintenance. You'll be expected to bring deep technical expertise in C#, .NET, and modern development practices, along with strong communication skills and a structured, delivery-focused mindset. Key Responsibilities: Develop, and maintain applications using C#, .NET 6/7, and ASP.NET … and maintainable code that adheres to established coding standards and design principles (SOLID, OOP). What You Will Ideally Bring: 5+ years of professional experience in software development using C# and .NET (Core or Framework). Strong understanding of the software development life cycle (SDLC) and Agile methodologies. Proficiency with Jira for sprint planning, task tracking, and project management. Experience More ❯