1 to 25 of 72 C# Developer Jobs in the UK

C# Developer | Outside IR35 | Remote A client is seeking an experienced C# Developer to join their development team and play a key role in delivering a major internal programme of work. The C# Developer position places strong emphasis on configuring, enhancing … will work closely with senior stakeholders to design and deliver high-quality, efficient solutions that underpin critical business systems. Required Experience of the C# Developer: Must have a strong background in C#/.NET development. Practical, hands-on experience with Microsoft Dynamics 365. Knowledge of Dynamics ...

Senior C# Developer/Engineer (C# .Net Core) London/WFH to £85k Are you a skilled C# Developer looking to progress your career in a senior, hands-on role? You could be at a successful and scaling Retail FX Brokerage working … Greenfield systems. As a Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within ...

Senior C# Developer/Engineer (C# .Net Core) London/WFH to £85k Are you a skilled C# Developer looking to progress your career in a senior, hands-on role? You could be at a successful and scaling Retail FX Brokerage working … Greenfield systems. As a Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within ...

skilled C# Developer looking for an opportunity to work on exciting business-critical systems? Our client invests heavily in a bespoke enterprise-wide systems and needs an experienced C# Developer to join their thriving development team in Bristol. This is your chance to make … real impact on high-profile initiatives within a leading national organisation. As a C# Developer , you’ll bring strong full-stack experience and a passion for clean, efficient code. You’ll be working with the latest technologies and contributing to projects that are essential to the success ...

C# Developer | Remote | Outside IR35 A client is looking for a seasoned C# Developer to join their development function and contribute to a significant internal programme of work. The role will also involve a strong focus on the configuration, enhancement, and integration of Microsoft … software development team, you’ll partner closely with senior stakeholders to produce high-quality, efficient code that supports core business systems. Responsibilities of the C# Developer: Produce well-structured and clearly documented C#/.NET code. Configure, customise, and maintain Microsoft Dynamics 365. Contribute across ...

Software Developer, C#, .NET Core, SQL Server, COR7417 This is a great time for a talented full-stack C# Software Developer, with skills in both web and desktop development to join an established, niche software house, based just outside Witney, West Oxfordshire. The Role … C# Software Developer will be joining a company that is well-established with a strong product range (mission-critical, browser and desktop-based software developed predominantly in C#, ASP.NET MVC, .NET Core, JavaScript and SQL Server) used by market leading companies across the globe. In addition ...

C# Developer/Software Engineer (C# .Net AWS) Sunderland/WFH to £55k Opportunity to progress your career in a hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. What … parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Your role: As a C# Developer you'll build captivating full stack web applications across all backend services and REST APIs that form the core platform e.g. ...

C# Developer/Backend Software Engineer C# .Net AWS (Junior - Mid) London to £80k Are you a bright, ambitious C# Developer who enjoys collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable … that invests in sports betting markets whilst enjoying a range of perks and benefits including hybrid working and a sociable team environment. As a C# Developer you'll join a cross functional Agile product team responsible for high-value business critical betting execution systems. ...

C# Developer/Backend Software Engineer C# .Net AWS (Junior - Mid) London to £80k Are you a bright, ambitious C# Developer who enjoys collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable … that invests in sports betting markets whilst enjoying a range of perks and benefits including hybrid working and a sociable team environment. As a C# Developer you'll join a cross functional Agile product team responsible for high-value business critical betting execution systems. ...

C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company … flat structure where you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. As a C# Developer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems ...

C# Developer Outside IR35 Remote A client is seeking an experienced C# Developer to join their development team and play a key role in delivering a major internal programme of work. The C# Developer position places strong emphasis on configuring, enhancing ...

Senior C# Developer – Remote (UK-Based) Are you a talented .NET Developer looking for an opportunity to work on innovative software solutions across the energy, education, and AI industries? Our client, an established software group, is expanding their team and seeking a motivated senior developer to help deliver cutting-edge applications for startups and global brands alike. As a Senior C# Developer, you will play a key role in developing, maintaining, and improving ASP.NET MVC applications and cloud-based services. You will work closely with senior developers, database specialists ...

C# Developer | Remote | Outside IR35 A client is seeking an experienced C# Developer to join their development team and support a key internal initiative. In this role, you'll also play a major part in configuring, enhancing, and integrating Microsoft Dynamics 365 within … collaborate closely with senior stakeholders to deliver clean, efficient, and reliable code that underpins critical business applications. Responsibilities: Produce well-structured and clearly documented C#/.NET code. Configure, customise, and maintain Microsoft Dynamics 365. Build and support integrations across Dynamics 365 and other systems. Develop plugins, workflows ...

C# Developer – Azure Integration Location: Stafford or London (Hybrid: 2 days office-based) Type: Permanent, Full-time Salary: Competitive + Benefits Why Join DigX? At DigX, you’ll do more than write code—you’ll build solutions that power enterprise transformation. Our integration platforms connect critical business … with Microsoft certification support Work on projects that redefine enterprise operations Inclusive, collaborative team culture Regular company events and socials The Role As a C# Developer, you’ll design and build enterprise-grade integration solutions using C# and .NET within the Microsoft Azure ecosystem. This ...

C# Developer – Azure Integration Location: Stafford or London (Hybrid: 2 days office-based) Type: Permanent, Full-time Salary: Competitive + Benefits Why Join DigX? At DigX, you'll do more than write code—you'll build solutions that power enterprise transformation. Our integration platforms connect critical business … with Microsoft certification support Work on projects that redefine enterprise operations Inclusive, collaborative team culture Regular company events and socials The Role As a C# Developer, you'll design and build enterprise-grade integration solutions using C# and .NET within the Microsoft Azure ecosystem. This ...

Software Developer, C#, .NET Core, SQL Server, COR7417 This is a great time for a talented full-stack C# Software Developer, with skills in both web and desktop development to join an established, niche software house, based just outside Witney, West Oxfordshire. The Role … C# Software Developer will be joining a company that is well-established with a strong product range (mission-critical, browse click apply for full job details ...

Title: C# Developer Rate: Up to £750/day Location: London (Hybrid) The Opportunity: I am working with a leading global investment bank seeking a C# Developer to join their high-performing FO Trading team. This is an exceptional opportunity to work alongside experienced … technologists and investment professionals building mission-critical systems that drive trading, research, and risk management operations. What You Bring (Required): Deep commercial experience engineering C#/.NET solutions within mission-critical financial services platforms Hands-on delivery of enterprise risk platforms (Market, Credit, Counterparty Risk, XVA) with solid understanding ...

Title: C# Developer Rate: Up to £750/day Location: London (Hybrid) The Opportunity: I am working with a leading global investment bank seeking a C# Developer to join their high-performing FO Trading team. This is an exceptional opportunity to work alongside experienced … technologists and investment professionals building mission-critical systems that drive trading, research, and risk management operations. What You Bring (Required): Deep commercial experience engineering C#/.NET solutions within mission-critical financial services platforms Hands-on delivery of enterprise risk platforms (Market, Credit, Counterparty Risk, XVA) with solid understanding ...

Senior C# Developer - .NetCore, API, NuGet, ORM, Linq2DB Talented, Senior C# .NET Developer to work on a feature rich platform. Developing features modern .NET helping shape the future of sustainable transport. Participate in planning, architecture discussions, code reviews to ensure clean reliable code. Core … software you will be working on exciting tech (EV) electric vehicle software and joining a small professional, highly talented SW dev team. Expertise in C# .NET. Experience of enhancing web and microservices systems, AWS, creating managnig internal NuGet packages. C# development .NET Core .Net Core Web API development ...

C# .Net Developer - 3 months+ - Hybrid - Rate circa £500-£650 We are looking for an experienced C# .Net Developer with experience of GenAI to join a team developing cutting edge AI solutions who will either have current and active SC clearance or have … experts. You will work on projects developing GenAI capabilities and provide guidance to non-technical people. What you will bring to the team Solid C# .Net experience Fine-tune Large Language Models (LLMs) and other generative architectures. Optimise pre-trained models (OpenAI, Anthropic, or open-source LLMs) for business ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits Note: This role does not provide Visa Sponsorship Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them … West End) Key Responsibilities Design, develop, and maintain scalable applications within the trading ecosystem. Work across the full stack, with a primary focus on C# back-end development. Ensure performance, maintainability, and testability of all solutions. Work closely with business users to understand requirements and deliver high-impact solutions. ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them … West End) Key Responsibilities Design, develop, and maintain scalable applications within the trading ecosystem. Work across the full stack , with a primary focus on C# back-end development . Ensure performance, maintainability, and testability of all solutions. Work closely with business users to understand requirements and deliver high-impact ...

Senior Microsoft Stack Developer, C#, .NET, Azure, React, Central London, Mainly Remote Senior Microsoft Stack Developer required to work for an exciting and growing business based in Central London. However, this will be mainly remote and the expectation will … office circa twice a month. You will be hugely proficient in Microsoft Stack Technologies such as .NET, C# and Azure. You will also have experience with React, along with having some knowledge of and exposure to DevSecOps. Read on for more details... Experience required: Proven hands-on track record ...

C# Developer - Risk IT - sought by leading investment bank based in London - Contract - Hybrid *inside iR35* What You'll Be Doing Designing and developing enterprise-grade solutions in an Agile team. Building and maintaining middleware services using C# , REST APIs , FIX messaging , XML , and Microservices . … Bring A strong academic background in Computer Science, Engineering, or a related field. Proven experience in SOLID Principles/Design patterns Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Excellent communication ...

Full Stack .NET Developer - C#, React.js, .NET Core, Azure Location: Nottingham (1-2 days per week onsite) Salary: £60,000-£65,000 We are looking for an experienced Full Stack .NET Developer to support the ongoing development of a cloud-based analytics platform. This role … underpin data-driven products used across the business. You will work across the full technology stack, contributing to modern React.js front-end development, robust C#/.NET Core back-end services, and Azure-hosted cloud solutions. The role suits a developer who enjoys ownership, clean architecture ...