1 to 25 of 45 C# Developer Jobs in the UK

C# .NET Developer/Software Developer | Salary: c£35k–£50k Dependant on experience Location: Caerphilly area – hybrid working We have an exciting opportunity for a C# .NET Developer/Software Developer to join a well-established and growing technology organisation. … This role offers the opportunity to take ownership of a bespoke internal C#/.NET application that supports key operational and production processes across the business. The system is already live, well-built and widely used, and is now entering its next phase of development with plans to evolve ...

C# Developer On behalf of our rapidly growing client based in Cheshire, we are recruiting for an enthusiastic C# Developers. As a C# Developer, you will work as part of the product development team where you will be responsible for maintaining and implementing … features, whether in the core application, one of their mobile apps, or their many API Integrations. The C# Software Developer will be responsible for: Contribute to new development projects, delivering them from inception to completion, on time and within budget Keepup to date with emerging technologies ...

Senior C# Developer Location: London (Fully Onsite) Employment Type: Permanent Salary: £50,000 - £70,000 (DOE) Visa Sponsorship: Not available We're working with a London-based organisation that is looking to hire an experienced Senior C# Developer to join their engineering team … ideal for someone who enjoys hands-on development, working closely with the business, and taking ownership of complex systems. The Role As a Senior C# Developer, you'll be responsible for designing, developing, and maintaining business-critical applications built on C#/.NET and SQL . ...

Senior C# Developer - 8 Month contract role - Hybrid (London)*** RED now has a new contract opportunity for a C# Developer to join one of our key partners for a brokerage project . The initial contract will be for 8 months with excellent extension opportunities. … start 14th of May and will be hybrid with 3 days pr week on-site in London , United Kingdom. Role responsibility: As a Senior C# developer, you will lead the design and development of high-performance software while bridging the gap between application code and cloud infrastructure. ...

Senior C# Developer - Commodities Trading - Outside IR35 Exciting opportunity for an experienced senior developer to build on their experience in Commodities or similar trading development role in this successful Commodities Trading company. £750 - 800 per day Outside IR35 The Senior C# Developer will have significant prior experience as a Senior Software Engineer/Senior Developer working as C# Developer in a Commodities trading environment where they will have gained knowledge of the full trade life-cycle and feel comfortable speaking directly to traders and senior ...

Lead Support Developer - Global Software Platform - Hull/Hybrid (Tech stack: Lead Support Developer, C#, SQL Server, .NET, T-SQL, Microsoft Azure, Azure DevOps, CI/CD Pipelines, Microservices Architecture, Git, DevOps, Agile, Lead Support Developer, C#, SQL Server) Our client … fast-growing technology company whose software platform is used by organisations across the UK and internationally. Their systems are built on C# and SQL Server and continue to evolve with modern cloud and DevOps technologies. Due to continued growth, they are looking for a talented and passionate Lead Support ...

Senior C# Developer Warrington Our client, an innovative technology company based in Warrington, creating cutting-edge solutions that combine enterprise software, security, and AI capabilities. Our clients projects span multiple industries, and we pride ourselves on delivering robust, scalable applications while staying at the forefront of emerging … technologies. They are now looking for a Senior C# Developer to join our growing team. This is an exciting opportunity to work on challenging projects, influence architecture decisions, and help shape the future of our software solutions. What Youll Do Design, develop, and maintain high-quality C# ...

Senior Software Developer, C#, Hybrid, COR7507 Are you a skilled C# developer looking for a role where you can make an impact beyond just coding? Join a forward-thinking team supporting both modern development and mentoring the next generation of software talent. The Role … Senior Software Developer, you’ll work primarily in C#, building and maintaining a robust, high-quality codebase while supporting the move to .NET 10. You’ll also play a key role in collaborating across the team on code reviews and mentoring of junior developers. You’ll also ...

C# Developer/.NET Developer Back end developer/.NET/C#/ASP.NET Core/.NET10 This is one of those roles that doesn't come around often. You'd be joining at the perfect time - this is a brand …/MySQL via EF Core Implementing secure, scalable, and resilient services Collaborating closely with a small, experienced team What we are looking for Strong C#/.NET (ASP.NET Core) experience Experience building microservices or distributed systems Solid API experience (REST essential, gRPC/GraphQL a bonus) Good understanding ...

C# Developer/.NET Developer Back end developer/.NET/C#/ASP.NET Core/.NET10 This is one of those roles that doesn't come around often. You'd be joining at the perfect time - this is a brand ...

Full Stack Software Developer (C#) 📍 South Wales (Hybrid – 3 days onsite) 💰 Up to £50,000 p/annum + Annual Bonus CPS Group are supporting a well-established player within the Financial Services sector who are in the search for a Full Stack Software Developer (C#) to join their Agile development team. This organisation in operating internationally and delivering specialist solutions across multiple markets. The Role As a Full Stack Developer, you’ll play a key role in designing, building, and maintaining modern web applications across both front ...

Title: C# Developer - Fixed Income and Repo Trades Location: London, 3 days per week in the office Contract Length: 12 Months + Day Rate: Negotiable via Umbrella Company Are you ready to take your C# development skills to the next level in a dynamic financial environment … Join us at a leading Financial Institution where your talents will shine! We're looking for a passionate Repo Trading Systems C# Developer to enhance our trading technology and make a real impact. What You'll Do: Develop and enhance robust C# applications for our Repo ...

C# Developer – Fixed Income Options London | Hybrid | Leading Options Market Maker A leading global options market maker is expanding its Fixed Income Trading team in London and is seeking a junior to mid-level C# Developer to join a high-impact, front-office engineering … enhance trading tools and systems that support pricing, execution, and research across fixed income options markets. About this role: Develop and enhance high-performance C# trading applications used by front-office teams Collaborate closely with traders and quantitative researchers to enable new trading strategies Build scalable, low-latency systems ...

C# Senior Software Developer My client is seeking a talented C# Senior Softwar Developer to join their Preston-based team. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will … infrastructure, and QA teams for portal and API releases Participate in code reviews, version control, and CI/CD deployment workflows Required Technical Skills C# (strong proficiency) ASP.NET MVC or .NET Core Web API MVC concepts: Routing, Controllers, Filters, Middleware, Model Binding, Dependency Injection Entity Framework Core (DbContext, DbSet ...

Title: C# Developer Location: Bromley, UK Type: Contract Candidates will be proficient in software design focused on a cross-language REST based n-tier architecture and executed using agile methodologies (Scrum, Test Driven Development, unit/integration testing, pair programming, etc.). The successful candidate will … develop our CI pipeline and deployment strategies REQUIRED SKILLS/EXPERIENCE Demonstrable experience of having designed and developed complex server-side functionality in C# SQL - preferably Oracle Shell scripting and basic Unix knowledge desirable Proficient in writing unit, integration, and acceptance tests Comfortable in an agile working environment Self ...

Senior C# Developer Warrington Our client, an innovative technology company based in Warrington, creating cutting-edge solutions that combine enterprise software, security, and AI capabilities. Our clients projects span multiple industries, and we pride ourselves on delivering robust, scalable applications while staying at the forefront of emerging ...

Senior Software Developer/Engineer (C# .Net Azure API) London/WFH to £90k Do you have strong C# and Azure skills combined with a strong knowledge of software engineering best practices? You could be progressing your career in a senior, hands-on Senior Software Developer … London office three days a week with flexibility to work from home twice a week in a hybrid model. About you: You have strong C# .Net backend development experience You have strong Azure experience in production environments You have strong REST API and integration experience You have a good ...

Global bank based in Canary Wharf. Role - C# Developer - Desktop Applications Duration - 6 months with likely extension Rate - £415 p/d (inside IR35) Location - Hybrid/Canary Wharf Tech Stack C# WPF Winforms Javascript SQL Oracle Tasks Tasks range from understanding business requirements, designing application ...

C# Senior Software Developer My client is seeking a talented C# Senior Softwar Developer to join their Preston-based team. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will ...

Global bank based in Canary Wharf. Role - C# Developer - Desktop Applications Duration - 6 months with likely extension Rate - £415 p/d (inside IR35) Location - Hybrid/Canary Wharf Tech Stack C# WPF Winforms SQL Oracle Tasks Tasks range from understanding business requirements, designing application structures ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been … that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about ...

client, a high-performing, data-driven hedge fund, is seeking a top-tier Graduate/Junior C# Developer to join their London-based technology team. This is a rare opportunity to join a lean, high-calibre environment where technology sits at the core of the business. … weekly production releases, requiring engineers who are both pragmatic and delivery-focused. Key Responsibilities will include: Building and enhancing high-performance systems in C# supporting trading and analytics workflows Developing tools for market data processing, trading infrastructure, and internal platforms Working across the full development lifecycle: design, implementation, testing ...

Lead C# Backend Developer Location: Central London (Onsite) Salary: £75,000 - £85,000 Type: Permanent Sponsorship: Not available (must be UK-based) Overview We are working with an established software house based in Central London who are looking to hire a Lead C# Backend Developer … environment and enjoys working closely with both technical and non-technical stakeholders. Role & Responsibilities Lead the design and development of scalable backend systems using C# and .NET Framework Provide technical leadership and mentorship to a team of developers Take ownership of backend architecture and ensure best practices are followed ...

Senior Software Developer/Engineer (C# .Net Azure API) London/WFH to £90k Do you have strong C# and Azure skills combined with a strong knowledge of software engineering best practices? You could be progressing your career in a senior, hands-on Senior Software Developer ...

Lead C# Backend Developer Location: Central London (Onsite) Salary: £75,000 - £85,000 Type: Permanent Sponsorship: Not available (must be UK-based) Overview We are working with an established software house based in Central London who are looking to hire a Lead C# Backend Developer ...