12 of 12 Permanent Senior C# .NET Developer Jobs in the UK

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# … 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 ...

LocationLondon, England, United Kingdom# Senior Microsoft .NET/C# Developer at N Consulting LtdLocationLondon, England, United KingdomSalary£300 - £325/dayJob TypeContractDate PostedMay 13th, 2026Apply Now**Job Title: Senior Microsoft .NET/C# Developer****Location: Basildon … Type: Contract- 6 months with high possibility of extension****JOB DESCRIPTION:**We’re seeking a **Senior Microsoft .NET/C# Developer** with 8+ years of hands-on experience building and supporting high-quality applications. This role requires a strong communicator who can work ...

software development lifecycle while supporting high engineering standards within a collaborative team environment. Key Responsibilities: Design, develop, and enhance enterprise-level software solutions using C#, .NET/.NET Core, Razor, Web API, SQL Server, HTML, and JavaScript. Work closely with Product Owners, testers, UI/… customers. Proven experience as a Senior Developer within a SaaS or enterprise software environment. Strong hands‐on expertise in C#, .NET/.NET Core, and SQL/T‐SQL. Solid understanding of database design, performance optimisation, and query tuning. Experience delivering ...

smarter, more efficient ways to design and deliver complex projects. We are looking for an experienced Software Developer with strong expertise in C#, .NET, and CAD automation to build and enhance engineering tools, particularly within SolidWorks and AEC applications. This role focuses on improving engineering … across projects. What to expect from the role Automation & CAD Development Develop and maintain SolidWorks add-ins, macros, and API-driven automation tools using C# Automate design workflows, including modelling, drawings, and BOM creation Improve efficiency and consistency by reducing manual engineering effort Application Development Design and build Windows ...

Advanced Resource Managers Ltd in London is seeking an experienced Senior C# .NET Developer to join a strategic technology transformation programme within a leading international banking environment. You will design, develop and enhance enterprise-grade applications supporting critical business functions across front-office ...

Nexus Jobs Limited is recruiting a C# .NET Software Developer for our client, a niche boutique broker specialising in FX, based in London. You will work on trading systems with FX and Fixed Income components, and collaborate closely with traders to deliver robust software. … role requires 3–5 years of experience with C# .NET, ASP.NET Core MVC and SQL Server, plus an understanding of FX instruments and possibly FIX protocol. #J-18808-Ljbffr ...

C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record … developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding ...

Consulting Limited is seeking a Senior Microsoft .NET/C# Developer with over 8 years of experience for a 6-month contract based in Basildon, UK. This role requires expertise in .NET Framework, C#, and ASP.NET development. Candidates should possess ...

needs. Don’t let office attendance put you off applying. The expected working pattern will be discussed during the recruitment process. As a senior member of the team, you will work with a group of developers and senior engineers, shaping technical decisions, guiding delivery, and ensuring … measures Requirements: Proven experience as a Senior Developer within a SaaS or enterprise software environment. Strong hands-on expertise in C#, .NET/.NET Core, and SQL/T-SQL. Solid understanding of database design, performance optimisation, and query tuning. Experience ...

Version 1 is seeking a skilled .NET/C# developer to work closely with customers, developing software, and modernising legacy applications. You will write custom code, support clients, and influence project direction in a consultancy role. Join an award-winning employer that emphasizes wellbeing, professional ...

design, develop, and maintain high-quality software within a hybrid work model. The role requires collaboration across teams to deliver scalable solutions using C#, .NET, and modern web technologies. You will join the Software Developer team, reporting to the Developer Manager, and work ...

IntaPeople are proud to recruit a Senior Software Developer for a Welsh-based not-for-profit sector client. You will join the fast-growing Digital team, delivering key projects and coaching junior developers. You'll lead maintainable code through reviews, collaborate with stakeholders, and help shape ...