1 to 25 of 29 C# Developer Jobs in the UK excluding London

Senior C# Developer/Engineer (C# .Net Desktop Application) Reigate/WFH to £90k Do you have expertise with C# desktop development, working on complex scalable systems? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically … challenging systems with continual learning opportunities a global Fintech. As a Senior C# Developer you'll join an Agile team responsible for the flagship desktop insurance platform that handles 4 billion requests per month. You'll play a key role in architecting, designing and developing new features ...

Full-Stack C# Developer - Greenfield Projects - £40k - £110k DOE (Various roles) City of London Are you a talented developer looking to work in a non-corporate, collaborative environment where your technical input makes a genuine difference? We are currently partnering with a forward-thinking team … team, free from bureaucratic hurdles, where your ideas and solutions are truly valued. Key Responsibilities Build and maintain bespoke in-house applications within a C#/.NET, SQL Server, and ASP.NET ecosystem. Analyse sports markets and identify new investment opportunities using highly automated, data-driven processes. Take ownership ...

C++/C# Software Developer Permanent • Full-time • Near Northampton, UK • £45,000–£60,000 DOE Are you a skilled C++ or C# developer who wants to write software that genuinely matters? Our client builds cutting-edge security and intelligence systems used … client across a range of projects. We’re not expecting any one person to have them all. If you’re a strong C++/C# developer with some of these capabilities and a genuine interest in this field, we want to hear from you – applications from developers ...

C# Developer 6 Month ContractLocation: London (Hybrid) Lorien's UK leading Investment banking client are currently looking for a highly skilled C# Developer to join the team on an initial 6-month contract. Commodities FX Trading Quants knowledge Investment banking/FS Willing ...

Full Stack Developer (C#/React/Azure) Location: Coventry - Hybrid (2 days onsite per week) Salary: £60,000 - £70,000 Eligibility: Must be based in the UK - no visa sponsorship available About the Company Join a fast-moving digital team that's modernising enterprise systems …/CD tools Develop and maintain RESTful APIs and web applications Support continuous improvement by researching new tools and methods Core Tech Stack: Backend: C#, .NET Core, REST APIs Frontend: ReactJS, JavaScript, Blazor, HTML, CSS Cloud & DevOps: Azure, Azure DevOps, GIT Database: PostgreSQL/SQL Containerisation: Docker, Kubernetes (nice ...

Front Office C# Developer - Commodities Derivatives Day Rate: Up to £750/day (Umbrella) Duration: 6 months initially Location: Marylebone - London Working Arrangement: Hybrid - 3 days per week onsite We're looking for a Front Office C# Developer to join a London-based leading … Ensure platform stability through robust testing and release control. Follow team standards for code review, deployment and architectural governance. Essential Strong commercial experience with C# Solid SQL Server experience Background working on complex, business critical platforms Experience with commodities and/or derivatives products Organised, delivery-focused, and comfortable ...

C# Senior Software Developer - Onsite My client is seeking a talented C# Senior Software 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 ...

Senior C# Developer/Engineer (C# .Net Desktop Application) Reigate/WFH to £90k Do you have expertise with C# desktop development, working on complex scalable systems? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically ...

C# Developer - Farnborough, Hampshire - Hybrid (2 days onsite)£450-£500 per day (Inside IR35) Hybrid working - 2 days per week in Farnborough You must live within 1 hour of travel to site I am working with a highly regarded global financial services organisation who are looking … C# Developer with Blazor experience to join their team on a long-term contract basis.This is a fantastic opportunity to join a business where contractors are genuinely valued, integrated into the team, and given the chance to contribute to meaningful, long-term programmes. You'll be working ...

days a week in the Oxford Street area of Central London. To be considered for this position, you will be a highly experienced Lead C# Software Developer with solid Azure cloud experience. Ideally, you will have a background with B2C website booking platforms/hospitality systems … stand-alone .NET developer in a team with a Front End Developer and a UX Designer. The ideal Senior C# .Net Developer will have previous experience with: B2C website development & B2C payment platforms Software design & architecture C# & .Net Core React.js &/ ...

C# .NET Developer (Azure) - Sheffield Our client based in Sheffield is looking for a skilled C# .NET Developer to join a small, collaborative engineering team working on modern cloud-based applications. This is a hands-on development role where you will contribute across … build and evolve scalable backend services and APIs that support business-critical systems. Key Responsibilities Design, develop, and maintain high-quality backend services using C# and the latest .NET technologies (.NET 8, ASP.NET Core) Build and enhance RESTful APIs to support internal and external applications Work with Azure cloud ...

undergoing a major systems transformation following a recent acquisition. As part of this programme, they are looking to hire a Senior .NET/C# Developer to play a key role in evolving a large-scale legacy platform and supporting its transition from an on-premise desktop environment … platform. The role will involve working closely with the CTO and wider engineering team to assess, improve and progressively enhance an established C# codebase built on older Microsoft technologies. Due to the nature of the work, the business is open to hybrid working, but they would ideally like someone ...

undergoing a major systems transformation following a recent acquisition. As part of this programme, they are looking to hire a Senior .NET/C# Developer to play a key role in evolving a large-scale legacy platform and supporting its transition from an on-premise desktop environment … platform. The role will involve working closely with the CTO and wider engineering team to assess, improve and progressively enhance an established C# codebase built on older Microsoft technologies. Due to the nature of the work, The business is open to hybrid working, but they would ideally like someone ...

Full Stack Developer (.NET/C#) £53,000 - £58,000 + Company Benefits + WFH 2/3 days a week + 1:30pm Finish on a Friday Northolt, London Are you a Full Stack Developer from a .NET and C# background, with … play a pivotal role in bringing a new system to market.This role would suit a Full Stack Developer from a .NET and C# background, with knowledge of JavaScript and C++, looking for an autonomous, hybrid role within the renewables sector. The Role: Maintaining and improving a .NET ...

C# .Net Developer - Nottingham/Hybrid £30,000 - £40,000 plus benefits Due to ongoing expansion our client is now seeking a C#/.NET Developer to join a busy development environment working on the latest ecommerce, content management and e-learning projects. … requires a development fix. Person Specification: To be considered for this role, you must have the following skills gained within a commercial role - C# - .Net Core - SQL Server 2000+ - XHTML - CSS - JavaScript The ideal candidate will have at least one-year commercial web development or coding experience The Benefits ...

C#/.NET Developer - Repo and Fixed income Trading Systems City of London Hybrid (3/2 split) 6-month contract £514 - £920 per day (via Umbrella) cer Financial are working alongside an exciting, warm and welcoming, international bank, who are based in the City of London. … They are seeking a C#/.NET Developer to work with them on a contract. The responsibilities of the candidate will include: · Develop and support systems for back-office integration and Repo trading workflows. · Maintain applications that integrate Fixed Income and Repo trades with settlement, risk ...

IR35 | £500-£600 per day | 6 months initial | Remote with 1 day per week in Northampton We are seeking an experienced Lead Systems Developer to take ownership of the design, delivery, and technical direction of core business applications, with a primary focus on Microsoft Dynamics, Azure, and integrated … vendors, and Microsoft platform providers. Essential experience Extensive experience with Dynamics 365 CRM on-premise and MS Portals. Experience with Dynamics 365 CE. Strong C#/.NET experience, including custom plugins and workflows. Strong client-side development experience, including JavaScript, form scripting, and ribbon customisation. Strong understanding of Azure ...

IR35 | £500-£600 per day | 6 months initial | Remote with 1 day per week in Northampton We are seeking an experienced Lead Systems Developer to take ownership of the design, delivery, and technical direction of core business applications, with a primary focus on Microsoft Dynamics, Azure, and integrated … vendors, and Microsoft platform providers. Essential experience Extensive experience with Dynamics 365 CRM on-premise and MS Portals. Experience with Dynamics 365 CE. Strong C#/.NET experience, including custom plugins and workflows. Strong client-side development experience, including JavaScript, form scripting, and ribbon customisation. Strong understanding of Azure ...

Graduate Software Developer - Fully Remote Work, train into C#, PHP, SQL, Azure Please Note: Please do not apply if you have not yet graduated, and require visa sponsorship, including Student/PSW Visas not eligible. Join Us: A reputable financial services provider and innovator seeks … Class Computer Science graduate to join our Agile team. Work anywhere in the UK, building critical solutions with C#, PHP, jQuery, CSS, MVC & SQL Server. Full training provided. Required skills and qualifications for the Graduate Software Developer role: Passion for OOP and can demonstrate strong understanding ...

Graduate Software Developer - Fully Remote Work, train into C#, PHP, SQL, Azure Please Note: Please do not apply if you have not yet graduated, and require visa sponsorship, including Student/PSW Visas not eligible. Join Us: A reputable financial services provider and innovator seeks … Class Computer Science graduate to join our Agile team. Work anywhere in the UK, building critical solutions with C#, PHP, jQuery, CSS, MVC & SQL Server. Full training provided. Required skills and qualifications for the Graduate Software Developer role: Passion for OOP and can demonstrate strong understanding ...

IR35 £500-£600 per day 6 months initial Remote with 1 day per week in Northampton We are seeking an experienced Lead Systems Developer to take ownership of the design, delivery, and technical direction of core business applications, with a primary focus on Microsoft Dynamics, Azure, and integrated ...

their growing development team on a permanent basis. This role is ideal for someone who already has 2-3 years commercial experience with C# and .NET Core and is looking to take the next step in a collaborative, forward-thinking environment. Responsibilities: Build, test, and deploy scalable applications using … C# and .NET Core. Write clean, well-structured, and maintainable code following best practices. Take part in code reviews and share constructive feedback with the team. Investigate and fix issues, improving performance where needed. Keep up to date with new technologies and industry trends to ensure solutions remain modern ...

Graduate Software Developer - Remote, Train in C#, SQL, PHP, Azure £25,000 + Bonus | Full Training MUST HAVE (read before applying): Already graduated (no 2026 students) First-Class Computer Science degree (Top 40 UK university) Full UK working rights No visa sponsorship/no Student or Graduate … visas Role Description: Join a fintech company where youll be trained in C#, SQL Server, PHP & Azure , working on real systems from day one with experienced developers. Youll need: Strong OOP fundamentals OOP/Coding experience (C#, Java, Python etc.) Basic SQL knowledge or Database Querying Motivation ...

Graduate Software Developer - Remote, Train in C#, SQL, PHP, Azure £25,000 + Bonus | Full Training MUST HAVE (read before applying): Already graduated (no 2026 students) First-Class Computer Science degree (Top 40 UK university) Full UK working rights No visa sponsorship/no Student or Graduate … visas Role Description: Join a fintech company where youll be trained in C#, SQL Server, PHP & Azure , working on real systems from day one with experienced developers. Youll need: Strong OOP fundamentals OOP/Coding experience (C#, Java, Python etc.) Basic SQL knowledge or Database Querying Motivation ...

Graduate Software Developer - Remote, Train in C#, SQL, PHP, Azure £25,000 + Bonus | Full Training MUST HAVE (read before applying): Already graduated (no 2026 students) First-Class Computer Science degree (Top 40 UK university) Full UK working rights No visa sponsorship/no Student or Graduate … visas Role Description: Join a fintech company where youll be trained in C#, SQL Server, PHP & Azure , working on real systems from day one with experienced developers. Youll need: Strong OOP fundamentals OOP/Coding experience (C#, Java, Python etc.) Basic SQL knowledge or Database Querying Motivation ...