1 to 25 of 59 Permanent C# Developer Jobs in London with Remote Work Options

Senior Full Stack Developer | React and C# | Greenfield Trading Platform | London, Hybrid | up to £140k + Bonus, Benefits ❗Note: This role does not provide Visa Sponsorship ❗ ☁️ Our client is a world-renowned FS Trading House, offering a diverse and globally operating financial services platform, offering vital liquidity … journey to revamp their front-end architecture, they're seeking a strong Senior Full Stack Developer with key skills in React and C#, to shape the future of their trading platforms. In this role, you'll be at the forefront of enhancing performance and scalability across platforms … and Click & Trade, empowering customers and traders with real-time data, actionable insights, and advanced analytics. Their back end development is all done in C#, so proficiency in this area, is definitely preferred to other back-end languages. 💡As a Snr Full Stack Engineer, you will enjoy considerable engineer more »

Senior React and C# Full stack Developer | Front Office Trading House | £120,000 + Strong bonus | Hybrid working, LDN Senior React and C# , full stack Developer is needed for a London City based Hedge Fund who operate across the energy, commodities, equities and other … technology-powered by data platform, market access and infrastructure services to clients, are looking to hire a Senior, Front Office, React front end and C# back end Engineer to work exceptionally closely with the trading desk, helping to build out a Greenfield Trading system. Involvement from architectural design, team … will get the benefit of exposure to the front office, working in a FinTech type delivery model, using the latest versions of JavaScript, React.JS & C# As they provide best in class trading applications to both internal traders as well as external customers. This Senior React and C# Full more »

C# .NET Developer - Commodities Trading - London Hybrid - Up to 120k package A Commodity Trading firm is seeking an C# .NET developer to support the front office team within their London office. This is an exciting project you will be supporting on the trade lifecycle … you will have the opportunity to grow and work with multiple stakeholders across the business. Technical skills required: C# .NET background WebAPI SQL (Microsoft SQL Server or similar nature) Cloud (Azure) 3-5 years of experience It would be beneficial if you have knowledge of frontend frameworks. You will … hybrid 3 days a week onsite in a modern London office. The role is now live, applications are now being reviewed - apply directly below. C# .NET Developer - Commodities Trading - London Hybrid - Up to 120k package more »

Server. Experience with NoSQL databases such as Cosmos DB is also helpful but not essential. Be skilled in using object-oriented programming languages, especially C# and .NET. Experience with Docker/Containerisation is desirable but not essential. more »

Server. Experience with NoSQL databases such as Cosmos DB is also helpful but not essential. Be skilled in using object-oriented programming languages, especially C# and .NET. Experience with Docker/Containerisation is desirable but not essential. more »

Senior Full Stack Developer | React and C# | Greenfield Trading Platform | London, Hybrid | up to £140k + Bonus, Benefits ❗Note: This role does not provide Visa Sponsorship ❗ ☁️ Our client is a world-renowned FS Trading House, offering a diverse and globally operating financial services platform, offering vital liquidity … journey to revamp their front-end architecture, they're seeking a strong Senior Full Stack Developer with key skills in React and C#, to shape the future of their trading platforms. In this role, you'll be at the forefront of enhancing performance and scalability across platforms … and Click & Trade, empowering customers and traders with real-time data, actionable insights, and advanced analytics. Their back end development is all done in C#, so proficiency in this area, is definitely preferred to other back-end languages. 💡As a Snr Full Stack Engineer, you will enjoy considerable engineer more »

Senior React and C# Full stack Developer | Front Office Trading House | £130,000 + Strong bonus | Hybrid working, LDN Senior React and C#, full stack Developer is needed for a London City based Hedge Fund who operate across the energy, commodities, equities and other … technology-powered by data platform, market access and infrastructure services to clients, are looking to hire a Senior, Front Office, React front end and C# back end Engineer to work exceptionally closely with the trading desk, helping to build out a Greenfield Trading system. Involvement from architectural design, team … will get the benefit of exposure to the front office, working in a FinTech type delivery model, using the latest versions of JavaScript, React.JS & C# As they provide best in class trading applications to both internal traders as well as external customers. This Senior React and C# Full more »

C# Developer Contract - Lloyds Insurance Markets Rate: £550 - £700 per day Inside IR35 Location: London (hybrid working) C#.Net developer is required for a leading London Markets Insurer in the City of London You will be developing applications for insurance and reinsurance using .Net and C# … on the development of new applications in agile working. As developer you will have strong IT programming knowledge using The Microsoft stack, C# .Net, ASP.Net. as well as database design in SQL Server, you must also have worked within the insurance industry prior. Skills: Development of applications … in it for you: Hybrid working in a London office The opportunity to work with a business undergoing a major IT transformation Application Developer Specialist Insurance | IT Development | C#.Net | ASP.Net | Data Warehouse | Contract - Inside IR35 more »

C# Developer/.Net Developer Join a Leading Fintech Firm and Unleash Your Coding Prowess! Are you a C# developer seeking a dynamic and challenging environment? Look no further than my client, a leading fintech company! We're on the hunt for … a talented and motivated C# Engineer to join our innovative team. Depending on your location, this role can either be fully remote, or Hybrid. This role would suit junior-mid-level engineer, so if your career has hit a plateau in your current organisation, and if you're not … Collaborate with our dynamic team and contribute to the full software lifecycle, from sprint planning and retrospectives to standups and feature delivery. As a C# Engineer, you'll be at the forefront of technology, working with the latest tools and frameworks such as C#, .NET Framework, .NET Core more »

I am seeking an experienced Senior .NET Developer to join our client, a prominent investment bank in London. In this role, you will be an integral part of the Microsoft Applications team, contributing significantly to the design, implementation, and maintenance of business and information system solutions. Your expertise … to define programming tasks. Adhere strictly to established programming standards. Recommend improvements to internal standards and procedures as needed. Key Skills: Strong command of C# programming language Proficiency in .NET framework Experience with Web API development Familiarity with JavaScript and Angular for front-end development Competence in SQL database more »

work on our clients' projects. What we're looking for. To be successful for this role you will demonstrate a level of ability in C#, Java or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who more »

C# Developer/Team Lead (C# .Net Core Full Stack) London/WFH to £100k Do you have strong technical knowledge combined with leadership and people management skills? You could be joining a growing FinTech that provide trading platforms to a range of finance professionals. As … a C# Developer/Team Lead you'll head up two product aligned Agile software development teams (c15 people), supporting and coaching them to make high level architectural decisions and design choices whilst ensuring technical standards, tooling and implementation. You'll collaborate with Product Owners to create … the team in the office around once a fortnight (or more often if desired). About you: You have a strong technical background with C#, .Net Core, microservices - ideally with full stack experience e.g. JavaScript/TypeScript, React, Angular You have strong software architecture and design skills You're more »

C# Developer Contract - Lloyds Insurance Markets Rate: £550 - £700 per day Inside IR35 Location: London (hybrid working) C#.Net developer is required for a leading London Markets Insurer in the City of London You will be developing applications for insurance and reinsurance using .Net and C# … on the development of new applications in agile working. As developer you will have strong IT programming knowledge using The Microsoft stack, C# .Net, ASP.Net. as well as database design in SQL Server, you must also have worked within the insurance industry prior. Skills: Development of applications … in it for you: Hybrid working in a London office The opportunity to work with a business undergoing a major IT transformation Application Developer Specialist Insurance | IT Development | C#.Net | ASP.Net | Data Warehouse | Contract - Inside IR35 more »

Lead Full Stack Developer/Engineer (C# React) London/WFH to £100k Are you a technologist with strong leadership skills looking for an opportunity to make an impact at a tech scale-up? You could be progressing your career as a Lead Full Stack Developer … up with the team in London around once a week/fortnight. About you: You have strong technical skills across the full stack including C# for backend development and React for UI development (other technologies in the stack include TypeScript/JavaScript and AWS) You have strong technical and … Insurance 25 days holiday Continual learning and career development opportunities Apply now to find out more about this Lead Full Stack Developer (C# React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're more »

Software Developer/Engineer (C# .Net Core AWS) London/WFH to £90k Are you a Software Developer with strong C# skills who enjoys collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable … 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, Blazor and React on the client side. You'll take ownership … high quality catering (breakfast, lunch, dinner) from the onsite chef with flexibility to work from home two days a week. About you: You have C# serverside development skills, including .Net Core and multi-threading You have a good knowledge of AWS and Kubernetes The tech stack also includes JavaScript more »

Back End Developer/Engineer (C# .Net 6 AWS) London to £65k Are you a C# technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider. As a … collaborate with DevOps and Product Management within an Agile team environment working on a Greenfield Market Data platform. The platform has been built with C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. You'll work across the full … colleagues in the City office three days a week with flexibility to work from home the other two days. About you: You have strong C# .Net skills and a good understanding of SOLID Design Principles You have SQL experience You have a good understanding of AWS, CI/CD more »

C# .NET Developer - Commodities Trading - London Hybrid - Up to 120k package A Commodity Trading firm is seeking an C# .NET developer to support the front office team within their London office. This is an exciting project you will be supporting on the trade lifecycle … you will have the opportunity to grow and work with multiple stakeholders across the business. Technical skills required: C# .NET background WebAPI SQL (Microsoft SQL Server or similar nature) Cloud (Azure) 3-5 years of experience It would be beneficial if you have knowledge of frontend frameworks. You will … hybrid 3 days a week onsite in a modern London office. The role is now live, applications are now being reviewed - apply directly below. C# .NET Developer - Commodities Trading - London Hybrid - Up to 120k package more »

C# Quant Developer Hybrid working – 3 days a week onsite, 2 days wfh The successful candidate will have experience in algo development and very strong C# programming skills. Do not apply if you do not have prior experience in a C# programming role. My client …/quant development Demonstrated commercial experience in a financial institution - knowledge of pricing models, derivatives, experience of interest rate curves, vol surfaces etc Excellent C# .NET programming skills Regrettably these roles are only open to British citizens, EU Citizens with UK residency or candidates with ILR - unfortunately no Tier more »

C# Quantitative Developer Compensation: Up to £125k + bonus London-based, hybrid (3 days a week on-site) Technology: C# and Python The company: This role sits at an established and fast-growing FinTech backed by a major hedge fund. Their work specialises in providing a … platform for institutional investors to invest in digital assets. The successful candidate for this role will have demonstrated experience using C# to build out pricing and risk libraries in a commercial setting. This role will involve green-field development of real-time pricing and risk portfolio analytics. What you … field environment and with top talent technologists across financial services - Hybrid work structure – 3 days a week on-site What you will need: - Excellent C# .Net and Python development skills - 3+ years of financial domain knowledge - At least BSc in stem subject, preferably Mathematics Please reach out to emily.shields more »

Data Developer/Software Engineer (C# .Net F# SQL Data) London to £140k+ Are you a Data Developer with .Net expertise? You could be working on complex and interesting real-time systematic trading systems, with complex problem solving and continual learning and self-development opportunities … day a week (there are also flexible start and finish times). About you: You have software engineering expertise, with an advanced knowledge of C# .Net, ideally with F# experience and happy to use this going forward You have experience of working on data centric systems, experience with high … and excellent career growth opportunities as the company scales Apply now to find out more about this Data Developer/Software Engineer (C# .Net F# SQL Data) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually more »

Software Developer/Engineer (Full Stack React C#) London/WFH to £70k Are you a technologist Software Developer with full stack development skills looking to work with a modern tech stack in a role where you can see the results of your work? You … from home most of the time, meeting up with the team in London around once a week/fortnight. About you: You have strong C# .Net backend development skills, including multithreading combined with JavaScript/TypeScript and React experience on the front end You have a good knowledge of … holiday Continual learning and career development opportunities Apply now to find out more about this Software Developer/Engineer (Full Stack React C#) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an more »

I am seeking an experienced Senior .NET Developer to join our client, a prominent investment bank in London. In this role, you will be an integral part of the Microsoft Applications team, contributing significantly to the design, implementation, and maintenance of business and information system solutions. Your expertise … to define programming tasks. Adhere strictly to established programming standards. Recommend improvements to internal standards and procedures as needed. Key Skills: Strong command of C# programming language Proficiency in .NET framework Experience with Web API development Familiarity with JavaScript and Angular for front-end development Competence in SQL database more »

Senior Full Stack Developer/Engineer (React TypeScript C#) London/WFH to £85k Are you a technologist with full stack development skills looking to work with a modern tech stack in a role where you can see the results of your work? You could be progressing … time, meeting up with the team in London around once a week/fortnight. About you: You have strong full stack development skills, including C# microservices on the backend and React on the front end You also have a good knowledge of JavaScript/TypeScript and .Net You have … Continual learning and career development opportunities Apply now to find out more about this Senior Full Stack Developer/Engineer (React TypeScript C#) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an more »

.Net Developer/Software Engineer (F# C# .Net TypeScript React) London to £140k+ Do you have expertise with .Net, enjoy working with a range of range of programming languages across the full tech stack? You could be working on complex and interesting real-time systematic trading systems … day a week (there are also flexible start and finish times). About you: You have software engineering expertise, with an advanced knowledge of C# .Net, ideally with F# experience and happy to use this going forward You also have front end development skills with JavaScript, TypeScript and React.js … excellent career growth opportunities as the company scales Apply now to find out more about this .Net Developer/Software Engineer (F# C# .Net TypeScript React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. more »

Software Developer/Engineer (.Net F# C#) London to £140k+ Do you have expertise with .Net? You could be working on complex and interesting real-time systematic trading systems, with complex problem solving and continual learning and self-development opportunities at a Swiss based Asset Manager that … day a week (there are also flexible start and finish times). About you: You have software engineering expertise, with an advanced knowledge of C# .Net, ideally with F# experience and happy to use this going forward You have low level optimisation skills and a good understanding of algorithmic … excellent career growth opportunities as the company scales Apply now to find out more about this Software Developer/Engineer (.Net F# C#) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an more »