24 of 24 Permanent Senior .NET Developer Jobs in the UK

Senior .NET Developer Hybrid/North Oxfordshire (1 day per week) - Strong rail connections. £55,000 to £65,000 An established UK technology business is looking to hire a Senior .NET Developer to join their software engineering team, working on a large, business-critical … RESTful APIs. You’ll also work with HTML, CSS and JavaScript, and use Git for version control within an agile development environment. As a senior developer, you’ll contribute to technical decision making, take part in code reviews, and help uphold development standards across the team. There ...

Senior Developer (.Net) - Glasgow/Edinburgh Hybrid - 60K + Bonus * Following the pre-screening process, successful candidates will be invited to attend an in-person interview on 16th February 2026 . This is a fantastic opportunity to meet the team, explore the office, and experience their culture … Lorien's client, a fast-growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Senior Software Developer/Senior Software Engineer with a background in C# to join their team, and play a key role in the delivery ...

Senior Developer (.Net) - Glasgow/Edinburgh Hybrid - 60K + Bonus * Following the pre-screening process, successful candidates will be invited to attend an in-person interview on 16th February 2026 . This is a fantastic opportunity to meet the team, explore the office, and experience their culture … Lorien's client, a fast-growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Senior Software Developer/Senior Software Engineer with a background in C# to join their team, and play a key role in the delivery ...

Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across … increments of value to their customers very frequently. This role sits within the team responsible for developing their flagship software platform and as a Senior .NET Developer you'll be given the opportunity to build, test and ship super-fast in a team that cares about engineering ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices)Gatwick (1-2 days per week in office)£65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs. You will be working in their state-of-the-art offices near to Gatwick/Crawley and will be required to work 1-2 days per week in the office. Your new role This is a full ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices) Gatwick (1-2 days per week in office) £65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs. You will be working in their state-of-the-art offices near to Gatwick/Crawley and will be required to work 1-2 days per week in the office. Your new role This is a full ...

Senior Back-End Developer - C#/.NET/SQL Server C#, .NET, SQL Server, REST & GraphQL APIs, Azure, Git Salary up to £65k Onsite in Central Manchester Excellent career progression Who We Are We're a collaborative tech team delivering robust, scalable SaaS products … global customer base. Our developer-led culture values clean, maintainable code, innovation, and continuous learning. With an ambitious roadmap ahead, we're expanding our back-end capabilities and looking for a Senior Developer to help shape and deliver our next generation of features. Who We're Seeking ...

seasoned .NET Developer who thrives on building scalable, elegant software that powers real-world applications? Are you passionate about designing clean architecture, applying SOLID principles, and mentoring other Software Engineers? Join us and help shape the future of our cloud-based SaaS platform. … with a product used by thousands of customers globally. Our platform is built for scale, reliability, and agility — and we're looking for a Senior .NET Developer who shares our drive to deliver engineering excellence. What You'll Do Design and implement high-performance, scalablemicroservicesusing.NET 6+ ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices) Gatwick (1-2 days per week in office) £65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs click apply for full job details ...

Senior Developer - React + WordPress or .Net Up to £65k + benefits Fully remote (South Wales/South West preferred for monthly meet up) Want to build tech for good infrastructure for systems that save lives? Fancy developing greenfield predictive AI models for innovative start … sports and health space? If that sounds like your kind of work, you might like what we are doing. We are looking for a Senior Developer to join a close knit tech team working across a mix of meaningful client projects and internal products. The work is varied ...

Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across ...

Senior .NET Integration Developer Maidenhead - Hybrid (3 days on site & 2 from home) £50,000 - £70,000 + Holiday + Pension + Training + Private Health Plan Excellent opportunity for an experienced C# .NET looking to join a stock market listed business, renowned for their supportive … financial, telematics, and mapping APIs, ensuring solutions are secure, scalable, and aligned with modern cloud architecture. You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear ...

team where you will work on a genuinely greenfield product used by clients all over the world. The Role You will join as a Senior .NET Developer working on a new enterprise-grade, consumer-grade platform that powers complex global operations. This is a backend-leaning role … within a highly capable engineering function, working closely with other senior engineers, a dedicated frontend team, QAs, platform engineers and product specialists. This is not legacy work. Everything is being built fresh with modern tools, strong engineering principles and a clear product vision. The position is fully remote , with ...

Leading Software Consultancy who are very much in growth mode are looking for a Senior Software Developer .NET, this role can be hybrid or remote and is based in the UK or Ireland Key Responsibilities Work within our evolving Agile process and across .Net, .Net … features to improve how they build. Profiling and performance analysis. Assist in junior engineer development Knowledge and Experience 8-10+ years’ experience in .Net Stack Development (Windows Forms preferably) SQL Server Knowledge. Proficiency in designing and building well-constructed solutions for scale Familiarity with Agile patterns and practices ...

Senior .NET Integration Developer Maidenhead - Hybrid (3 days on site & 2 from home) £50,000 - £70,000 + Holiday + Pension + Training + Private Health Plan Excellent opportunity for an experienced C# click apply for full job details ...

growing financial services organisation is expanding its development team and is seeking a talented Senior Full Stack Web Developer to join their in-house technology function. This is an exciting opportunity to work on a mix of public-facing web applications and internal platforms, contributing to new features … modernisation projects. The business has been investing heavily in its technology stack, recently completing major infrastructure upgrades and continuing a wider migration towards modern .NET and Azure services. You will join at a time of growth, stability and long-term technical progression. The Role As a Senior Full ...

experienced .Net (C#) Developer, looking to take on a Senior Software Engineering role in a growing SaaS product company ? Recent investment means we are scaling & growing our Software Engineering & product teams - we are keen to add a Senior Engineer into this, with accomplished skills … .Net platform (C#, ASP.net) & Angular framework. So, if you'd like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Senior Software Developer. With a view to step up to Lead Developer ...

experienced .Net (C#) Developer, looking to take on a Senior Software Engineering role in a growing SaaS product company ? Recent investment means we are scaling & growing our Software Engineering & product teams - we are keen to add a Senior Engineer into this, with accomplished skills … .Net platform (C#, ASP.net) & Angular framework. So, if you'd like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Senior Software Developer. With a view to step up to Lead Developer ...

roles for award-winning specialist agricultural software company. Delivering sustainable farming data-driven technology solutions. Degree educated with proven track record as C#/.Net Back-End Developer. Remote-Friendly Software Development Opportunity in Agricultural Technology Join an award-winning agricultural analytics software company at the forefront of sustainable … Professional Requirements: Minimum Qualification: Degree/Masters/PhD in Computing, Data Science, or Equivalent Proven Commercial Experience as a Back-End Microsoft Developer Strong Academic Background with Demonstrable Achievements Proven ability to excel in time-constrained, algorithmic problem-solving Technical Expertise: Advanced Proficiency in: C# and .NET ...

Professional Requirements: Minimum Qualification: Degree/Masters/PhD in Computing, Data Science, or Equivalent Proven Commercial Experience as a Back-End Microsoft Developer Strong Academic Background with Demonstrable Achievements Proven ability to excel in time-constrained, algorithmic problem-solving Technical Expertise: Advanced Proficiency in: C# and .NET ...

looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality … This is a hybrid role with two days a week based in the office. Key Responsibilities: Design, develop, and maintain web applications using C# .NET (Core/Framework) and React. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, scalable, and testable code. Troubleshoot ...

looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality … This is a hybrid role with two days a week based in the office. Key Responsibilities: Design, develop, and maintain web applications using C# .NET (Core/Framework) and React. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, scalable, and testable code. Troubleshoot ...

experienced .Net (C#) Developer, looking to take on a Senior Software Engineering role in a growing SaaS product company ? Recent investment means we are scaling & growing our Software Engineering & product teams - we are keen to add a Senior Engineer into this, with accomplished skills ...

looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality ...