1 to 25 of 39 C# .NET Developer Jobs in the UK

Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to 110k+Are you a senior, backend focused C# Developer with a strong academic background? You could be working on complex, high impact systems at a growing FinTech scale … healthcareGenerous pension contributionContinuous career development opportunitiesSocial team atmosphere with a range of events and early finish for drinks on FridaysYour role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform using the latest versions of C# .Net ...

C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Are you an ambitious C# Developer looking to apply your technical skills in a fast paced environment where technology, data and sport intersect? You could be progressing … direct impact on business performance, while giving you exposure to large-scale distributed systems, real-time data and modern cloud technologies. As a C# Developer you'll design and build new features across a complex microservices ecosystem, working on business critical platforms that process large volumes ...

Join Our Amazing Investment Banking Client as a C# .Net Developer! Location : Canary Wharf (3 days per week onsite - This is essential) Contract Duration: Up to 2 years! Umbrella Rate : £416 Umbrella Day Rate Interviews: The first interview is in person this is essential - This … negotiable. Please Note: If you have spoken to a member of the Pontoon/Adecco team in 2026 about our other C# Software Development roles, you do not need to apply again. Are you a passionate and seasoned Senior C# .Net Developer looking ...

C# .NET Developer Permanent | Hybrid (2 days on-site per week) | Taunton, Somerset | Up to £50,000 per annum Our client is looking to onboard a Mid-Level Back-End C# .NET Developer on a permanent basis to join their … development of new applications and features, and help maintain and improve existing systems. Responsibilities: Develop, test, and deploy efficient, scalable, and maintainable applications using C# and .NET Core (latest versions). Write clean, efficient, and well-documented code following best practices. Participate in code reviews and provide ...

Role: Senior C# .NET Developer Location: London, UK Working Pattern: Hybrid, 3 days per week onsite, Canary Wharf or Liverpool Street Employment Type: Contract Rate: £500 a day Inside IR35 via Umbrella Role Overview We are seeking experienced Senior C# .NET Developers … teams to deliver scalable, secure and high-performing solutions in a highly regulated environment. Key Responsibilities Design, develop and maintain enterprise applications using C# and .NET. Develop scalable, secure and high-performance APIs, services and distributed applications. Work with Technical Analysts and business stakeholders to translate requirements into technical ...

Role: Senior C# .NET Developer Location: London, UK Working Pattern: Hybrid, 3 days per week onsite, Canary Wharf or Liverpool Street Employment Type: Contract Rate: £500 a day Inside IR35 via Umbrella Role Overview We are seeking experienced Senior C# .NET Developers … teams to deliver scalable, secure and high-performing solutions in a highly regulated environment. Key Responsibilities Design, develop and maintain enterprise applications using C# and .NET. Develop scalable, secure and high-performance APIs, services and distributed applications. Work with Technical Analysts and business stakeholders to translate requirements into technical ...

Sector: C# and .Net, Software EngineeringReference: AF - Camb - C#Senior C#/.NET Developer | Cloud Platforms | Global TechnologyBuild the cloud foundations powering next-generation industrial technology. A leading global technology business is looking for a talented Senior C#/.NET … opportunity to tackle complex engineering challenges at scale, alongside a highly capable team. The RoleDesign and build scalable cloud services using C#/.NETDevelop secure, reliable APIs and distributed systemsWork on identity, access control, subscription management and data servicesContribute to architectural decisions, engineering standards and technical directionHelp evolve ...

.NET Developer (C#/React) Location: Cambridgeshire- Hybrid (2 days a week onsite) Day rate: Up to £550 a day (Inside IR35) Contract: Initial 6 Months- Likely extensions We're working with a leading organisation that is investing heavily in the development and enhancement … teams and key stakeholders to deliver high-quality technical solutions within a fast-paced Agile environment. Key Responsibilities Design, develop and maintain applications using C# and .NET technologies Build modern, responsive user interfaces using React Develop and integrate RESTful APIs and backend services Work with databases ...

.NET Developer (C#/React) Location: Cambridgeshire- Hybrid (2 days a week onsite) Day rate: Up to £550 a day (Inside IR35) Contract: Initial 6 Months- Likely extensions We're working with a leading organisation that is investing heavily in the development and enhancement … teams and key stakeholders to deliver high-quality technical solutions within a fast-paced Agile environment. Key Responsibilities Design, develop and maintain applications using C# and .NET technologies Build modern, responsive user interfaces using React Develop and integrate RESTful APIs and backend services Work with databases ...

C#/.NET Developer - Commodities Trading - £700 Per Day Inside IR35 - 6 Month Rolling Contract - Hybrid - London A leading financial markets organisation is looking for an experienced C#/.NET Developer to join a specialist commodities technology team, building bespoke … technical design, development, pair programming, code reviews and testing, with the majority of services hosted within Azure. The role requires someone with strong C#/.NET engineering experience alongside a solid understanding of commodities and trading products, particularly derivatives such as swaps. This is a 6-month ...

Software Developer, C#, .NET, AI-led Development A Software Developer opportunity has arisen with a growing software business that builds event management technology used across trade exhibitions, conferences and consumer events. Could this be your chance to shape AI-powered product features … values curiosity and sound engineering judgement? The Role Working fully-remotely, the Software Developer will work within a technical stack that includes C#/.NET and SQL Server, React, TypeScript, Python services and Google Cloud Platform, taking real customer problems through to tested, working software ...

Software Developer/Team Lead (C# .Net) Bracknell/WFH to £95k Are you a skilled Software Developer with strong team leadership experience? You could be joining a global financial services company as they rebuild the international payments platform, working within the Corporate … week. About you: You have strong experience providing technical/team leadership within a software engineering team You have strong backend development skills with C# .Net (would also consider other OO languages) You have strong system design experience, particularly distributed systems and microservices You have frontend experience ...

Lead C# .Net Developer Asset ManagementLeading London-based trading house has an outstanding opportunity for a C# winforms and Webforms Developer to join the team. Our client is a 500 million strong asset manager/fund. They use an innovative approach using … investment management who is also a technologist by background. The platform you create together will be a proprietary system in the real estate space. C# Developers MUST have: Computer Science Degree or similarAt least 6 years of commercial experience. NETC#SQLLinQWinforms ideallyIdeally WPFApplications experienceWindows and Linux experienceWindows application developmentExperience ...

.NET Developer (C#/React) Location: Cambridgeshire- Hybrid (2 days a week onsite) Day rate: Up to £550 a day (Inside IR35) Contract: Initial 6 Months- Likely extensions We're working with a leading organisation that is investing heavily in the development and enhancement ...

C# ASP.NET Developer – Fintech50Quant Capital is urgently looking for a C# ASP.NET Developer join our high profile client. My client is a growing global Fintech business and market leaders in the invoice finance space. They are currently expanding their development team with an additional … production, modification and maintenance of websites and web application'. As well as for the development, usability and testing of new and existing websites. C# ASP.NET Developer must have: (Below also shows tech stack)·Proven experience in the development of web applications. (ideally high demand)·Excellent C# ...

C# .NET DeveloperBrusselsQuant Capital is urgently looking for C# .NET Developer to join our high profile client. Our client is a well known insuretech business. They are a small subsidiary of a much larger financial exchange firm. The first mission starts … tasks, proactively gathering requirements if needed. Improving company's build and deployment pipelines (CI/CD).Creating documentation of the developed components and processes. C# Developers must have: At least 5 years of proven track of record of software design and development. Advanced knowledge of C# and .NET ...

C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Are you an ambitious C# Developer looking to apply your technical skills in a fast paced environment where technology, data and sport intersect? You could be progressing ...

Lead Engineer, Lead Developer, Full Stack Engineering, Azure, .NET, C#, React, Mainly Remote, Manchester Lead Engineer/Lead Developer required for a fast growing and forward-thinking Professional Services organisation. This is mainly remote, with some responsibility to visit the Manchester office when … edge to it too so any experience with GenAI (Co-Pilot, ChatGPT or Claude etc) would be very welcome. Key development skillset required: C#, .NET platform, Python, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, ARM/Bicep templates), SharePoint and React ...

Lead Engineer, Lead Developer, Full Stack Engineering, Azure, .NET, C#, React, Mainly Remote, Liverpool, Merseyside Lead Engineer/Lead Developer required for a fast growing and forward-thinking Professional Services organisation. This is mainly remote, with some responsibility to visit the Leeds office … edge to it too so any experience with GenAI (Co-Pilot, ChatGPT or Claude etc) would be very welcome. Key development skillset required: C#, .NET platform, Python, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, ARM/Bicep templates), SharePoint and React ...

Lead Engineer, Lead Developer, Full Stack Engineering, Azure, .NET, C#, React, Mainly Remote, Leeds, West Yorkshire Lead Engineer/Lead Developer required for a fast growing and forward-thinking Professional Services organisation. This is mainly remote, with some responsibility to visit the Leeds … edge to it too so any experience with GenAI (Co-Pilot, ChatGPT or Claude etc) would be very welcome. Key development skillset required: C#, .NET platform, Python, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, ARM/Bicep templates), SharePoint and React ...

Lead Engineer, Lead Developer, Full Stack Engineering, Azure, .NET, C#, React, Mainly Remote, Newcastle-Upon-Tyne Lead Engineer/Lead Developer required for a fast growing and forward-thinking Professional Services organisation. This is mainly remote, with some responsibility to visit the Leeds … edge to it too so any experience with GenAI (Co-Pilot, ChatGPT or Claude etc) would be very welcome. Key development skillset required: C#, .NET platform, Python, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, ARM/Bicep templates), SharePoint and React ...

recruiting for a Software Developer - C#/.Net to join an industry leading company across a time of exciting growth. They boast a skilled team of developers and a company culture which is second to none. If you want to join a company where your … will be working across both internal and customer-facing applications. Location: Hybrid working - Based near Brighton (Office 1 day per week) Technical Requirements: C#/.Net WinForms/MVC SQL Bootstrap Git Unit Testing The company is looking for experience and enthusiasm, innovators and problems solvers. This ...

recruiting for a Software Developer - C#/.Net to join an industry leading company across a time of exciting growth. They boast a skilled team of developers and a company culture which is second to none. If you want to join a company where your … will be working across both internal and customer-facing applications. Location: Hybrid working - Based near Brighton (Office 1 day per week) Technical Requirements: C#/.Net WinForms/MVC SQL Bootstrap Git Unit Testing The company is looking for experience and enthusiasm, innovators and problems solvers. This ...

recruiting for a Software Developer - C#/.Net to join an industry leading company across a time of exciting growth. They boast a skilled team of developers and a company culture which is second to none. If you want to join a company where your … will be working across both internal and customer-facing applications. Location: Hybrid working - Based near Brighton (Office 1 day per week) Technical Requirements: C#/.Net WinForms/MVC SQL Bootstrap Git Unit Testing The company is looking for experience and enthusiasm, innovators and problems solvers. This ...

recruiting for a Software Developer - C#/.Net to join an industry leading company across a time of exciting growth. They boast a skilled team of developers and a company culture which is second to none. If you want to join a company where your … role you will be working across both internal and customer-facing applications. Location: Hybrid working - Leicester (Office 2-3 days per week) Technical Requirements: C#/.Net WinForms/MVC SQL Bootstrap Git Unit Testing The company is looking for experience and enthusiasm, innovators and problems solvers. ...