25 of 25 Permanent Senior C# Developer Jobs in the UK

Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. Our client delivers cutting-edge software solutions for some … UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company. . The role offers … demeanor is key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity Framework OOAD skills and More ❯

Are you an experienced .Net (C#) Developer, with "full stack" capability around Angular & Asp.Net , looking to take on a Senior Software Engineering role in a growing SaaS product company ? This is a great opportunity to take on a Senior Developer role with a view to progressing into a Lead as the … above & 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 aka Senior .Net Developer, Senior Full Stack Developer Location: Banbury, Oxfordshire. Hybrid working: 2 days per week … of 2, developing a new version of one of our flagship Software products. Our tech stack, below. But, in the main, if you have solid experience in .Net 8+ (C#) & Angular at a senior level, we'd like to hear from you. - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular. - MySQL More ❯

Are you an experienced .Net (C#) Developer, with "full stack" capability around Angular & Asp.Net , looking to take on a Senior Software Engineering role in a growing SaaS product company ? This is a great opportunity to take on a Senior Developer role with a view to progressing into a Lead as the … above & 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 aka Senior .Net Developer, Senior Full Stack Developer Location: Banbury, Oxfordshire. Hybrid working: 2 days per week … of 2, developing a new version of one of our flagship Software products. Our tech stack, below. But, in the main, if you have solid experience in .Net 8+ (C#) & Angular at a senior level, we'd like to hear from you. - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular. - MySQL More ❯

FinTech Hybrid/Remote - Portsmouth Office Award Winning Business Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. … UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company..The role offers excellent career … demeanor is key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity Framework OOAD skills and More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX - East Midlands - up to 75K Software/Senior Developer - Graphics/CAD/Mathematical Applications A leading global software engineering company is seeking talented … Software Developers with strong backgrounds in Mathematics, Physics, 3D Graphics, or Games Development to join their innovative team. Are you the right fit? Proven C# experience developing Graphics, CAD, or Mathematical software applications Experience building software for 3D model creation and manipulation Background with OpenGL, DirectX, or similar graphics technologies Games development or related mathematical programming experience The Role … messaging and notification APIs within micro-service architectures Solve complex mathematical and geometric challenges Create sophisticated 3D graphical and/or CAD applications Essential Skills & Experience Strong proficiency in C# and ASP.NET Core Hands-on experience with cloud-based solutions and micro-service architecture Excellent mathematical and geometric problem-solving capabilities Proven experience in 3D graphical/CAD application More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX - East Midlands - up to 75K Software/Senior Developer - Graphics/CAD/Mathematical Applications A leading global software engineering company is seeking talented … Software Developers with strong backgrounds in Mathematics, Physics, 3D Graphics, or Games Development to join their innovative team. Are you the right fit? Proven C# experience developing Graphics, CAD, or Mathematical software applications Experience building software for 3D model creation and manipulation Background with OpenGL, DirectX, or similar graphics technologies Games development or related mathematical programming experience The Role … messaging and notification APIs within micro-service architectures Solve complex mathematical and geometric challenges Create sophisticated 3D graphical and/or CAD applications Essential Skills & Experience Strong proficiency in C# and ASP.NET Core Hands-on experience with cloud-based solutions and micro-service architecture Excellent mathematical and geometric problem-solving capabilities Proven experience in 3D graphical/CAD application More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX - East Midlands - up to 75K Software/Senior Developer - Graphics/CAD/Mathematical Applications A leading global software engineering company is seeking talented … Software Developers with strong backgrounds in Mathematics, Physics, 3D Graphics, or Games Development to join their innovative team. Are you the right fit? Proven C# experience developing Graphics, CAD, or Mathematical software applications Experience building software for 3D model creation and manipulation Background with OpenGL, DirectX, or similar graphics technologies Games development or related mathematical programming experience The Role … messaging and notification APIs within micro-service architectures Solve complex mathematical and geometric challenges Create sophisticated 3D graphical and/or CAD applications Essential Skills & Experience Strong proficiency in C# and ASP.NET Core Hands-on experience with cloud-based solutions and micro-service architecture Excellent mathematical and geometric problem-solving capabilities Proven experience in 3D graphical/CAD application More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX Ensure all your application information is up to date and in order before applying for this opportunity. - East Midlands - up to 75K Software/Senior Developer … engineering company is seeking talented Software Developers with strong backgrounds in Mathematics, Physics, 3D Graphics, or Games Development to join their innovative team. Are you the right fit? Proven C# experience developing Graphics, CAD, or Mathematical software applications Experience building software for 3D model creation and manipulation Background with OpenGL, DirectX, or similar graphics technologies Games development or related … messaging and notification APIs within micro-service architectures Solve complex mathematical and geometric challenges Create sophisticated 3D graphical and/or CAD applications Essential Skills & Experience Strong proficiency in C# and ASP.NET Core Hands-on experience with cloud-based solutions and micro-service architecture Excellent mathematical and geometric problem-solving capabilities Proven experience in 3D graphical/CAD application More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX - East Midlands - up to 75K Software/Senior Developer - Graphics/CAD/Mathematical Applications A leading global software engineering company is seeking talented More ❯

C# Senior Developer, 3D Software Developer, CAD, Graphics Software Engineer, 3D Graphics, CAD, Games, Maths, Physics, .Net Core, SQL Server, T-SQL, OpenGL/DirectX - East Midlands - up to 75K Software/Senior Developer - Graphics/CAD/Mathematical Applications A leading global software engineering company is seeking talented More ❯

We are looking to recruit an experienced Senior .Net/C# Developer who ideally has also worked with .Net Core. You will also have experience developing Restful Microservices. Experience deploying software in a Public Cloud ( Azure) environment to be deployed as SaaS would be an advantage. My client is a market leader in their field. … service in a Cloud based SaaS environment. This is an opportunity to be involved in what is a key transformation of their solutions as a Senior .Net C# Developer. This is an opportunity to join an organisation with an excellent reputation as an employer who invests in the training and development of their people and will promote … internally whenever possible.We are looking to recruit an experienced Senior .Net/C# Developer who ideally has also worked with .Net Core. You will also have experience developing Restful Microservices. Experience deploying software in a Public Cloud ( Azure) environment to be deployed as SaaS would be an advantage. My client is a market leader in More ❯

We are looking to recruit an experienced Senior .Net/C# Developer who ideally has also worked with .Net Core. You will also have experience developing Restful Microservices. Experience deploying software in a Public Cloud ( Azure) environment to be deployed as SaaS would be an advantage. My client is a market leader in their field. … service in a Cloud based SaaS environment. This is an opportunity to be involved in what is a key transformation of their solutions as a Senior .Net C# Developer. This is an opportunity to join an organisation with an excellent reputation as an employer who invests in the training and development of their people and will promote … internally whenever possible. We are looking to recruit an experienced Senior .Net/C# Developer who ideally has also worked with .Net Core. You will also have experience developing Restful Microservices. Experience deploying software in a Public Cloud ( Azure) environment to be deployed as SaaS would be an advantage. My client is a market leader More ❯

Senior Full Stack C# Developer, Senior .Net Core/React Analyst Programmer , AWS, Cloud, Azure, C#/.Net, Microsoft Stack, ASP.Net, MVC, WEB, React, Angular, JavaScript, CI/CD - Nottingham 75K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in … office Do you have a solid background in .Net Core, C#? Are you comfortable working in a full stack role? Have you worked on cloud based solutions, ideally AWS ? Role: A seasoned software developer with over five years of commercial experience in modern C# .NET development, complemented by at least two years of hands-on React … coupled with excellent interpersonal and teamwork abilities, an initiative-driven mindset toward achieving measurable outcomes, and authentic enthusiasm for using technology to address practical problems. Technical environment: .Net Core, C# 6+, SQL/Postgres, Visual Studio, GIT lab, JavaScript/React, CI/CD, AWS Company: This technology company has been developing sustainable energy infrastructure solutions for almost More ❯

Senior Full Stack C# Developer, Senior .Net Core/React Analyst Programmer , AWS, Cloud, Azure, C#/.Net, Microsoft Stack, ASP.Net, MVC, WEB, React, Angular, JavaScript, CI/CD - Nottingham 75K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in … office Do you have a solid background in .Net Core, C#? Are you comfortable working in a full stack role? Have you worked on cloud based solutions, ideally AWS ? Role: A seasoned software developer with over five years of commercial experience in modern C# .NET development, complemented by at least two years of hands-on React … coupled with excellent interpersonal and teamwork abilities, an initiative-driven mindset toward achieving measurable outcomes, and authentic enthusiasm for using technology to address practical problems. Technical environment: .Net Core, C# 6+, SQL/Postgres, Visual Studio, GIT lab, JavaScript/React, CI/CD, AWS Company: This technology company has been developing sustainable energy infrastructure solutions for almost More ❯

Senior Full Stack C# Developer, Senior .Net Core/React Analyst Programmer , AWS, Cloud, Azure, C#/.Net, Microsoft Stack, ASP.Net, MVC, WEB, React, Angular, JavaScript, CI/CD - Nottingham 75K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in … office Do you have a solid background in .Net Core, C#? Are you comfortable working in a full stack role? Have you worked on cloud based solutions, ideally AWS ? Role: A seasoned software developer with over five years of commercial experience in modern C# .NET development, complemented by at least two years of hands-on React … coupled with excellent interpersonal and teamwork abilities, an initiative-driven mindset toward achieving measurable outcomes, and authentic enthusiasm for using technology to address practical problems. Technical environment: .Net Core, C# 6+, SQL/Postgres, Visual Studio, GIT lab, JavaScript/React, CI/CD, AWS Company: This technology company has been developing sustainable energy infrastructure solutions for almost More ❯

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 in shaping the future of financial technology … days per week in London (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. Stay up to date … the technical roadmap. Collaborate with the team , mentor junior developers, and uphold development best practices. Experience Required 7+ years of experience in software development with a strong focus on C# and .NET . Proven experience in designing and building scalable, event-driven architectures . React experience is a plus , particularly for building modern user interfaces. Proficiency in SQL , with More ❯

Are you a skilled C# developer looking to make a meaningful impact in the world of financial services? Join our dynamic software house in Peterborough, where we build robust, scalable solutions that power the pensions industry. About Us We’re a well-established software house with a reputation for delivering high-quality, secure, and compliant systems to … clients across the pensions and financial services sector. Our collaborative team thrives on solving complex problems and delivering intuitive user experiences. What You’ll Do As a C# Developer, you’ll play a key role in designing, developing, and maintaining our pensions software platform. You’ll work closely with product owners, QA engineers, and fellow developers to … deliver features that help users manage retirement planning with confidence. Responsibilities • Develop and maintain C#/.NET applications focused on pensions administration and reporting • Collaborate with cross-functional teams to define and implement new features • Write clean, maintainable code and participate in code reviews • Ensure software meets regulatory and security standards • Contribute to architectural decisions and continuous improvement initiatives More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead/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/Lead Engineer into this. 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: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. Very commutable from Warwick, Bicester, Milton Keynes, Northampton, Rugby, Coventry, etc. Hybrid working … Scrum Master, excellent technical product team & obviously full stack software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) & modern JS/TS frameworks, at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead/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/Lead Engineer into this. 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: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. Very commutable from Warwick, Bicester, Milton Keynes, Northampton, Rugby, Coventry, etc. Hybrid working … Scrum Master, excellent technical product team & obviously full stack software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) & modern JS/TS frameworks, at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Senior Developer, C#.Net, Agile, Cloud, Api, Dorking, Surrey to £60K (Hybrid) A leading Financial Services outfit are requiring a Senior Developer as they plan to transform their systems and build bold, cloud-based digital products for the UK market. They're fast, agile, and engineering-led—and are looking for a hands More ❯

Join a Fast-Growing Tech Team – 1 x Senior Full Stack Developer role Tech Stack: ASP.Net, C#, Entity Framework, SQL Server, Azure, TypeScript, React 💰 Up to £60,000 | 📍 Hybrid – South Manchester (2 Days Remote) ✨ Flexible Working | High street discounts | Critical illness cover | Healthcare cash plan + 24/7 GP | Career Growth | Greenfield Projects | Free … best practice and help mentor some of the team if that's something that you'd like to get involved with! Expect to: Develop modern, scalable applications using ASP.Net, C#, SQL Server, React, and TypeScript Shape a brand new greenfield product from the ground up Work closely with stakeholders to translate real-world requirements into elegant tech solutions Take … clean, efficient solutions. You’ll need to be comfortable bridging the gap between technical and non-technical teams, gathering requirements, and thinking beyond the code. Core Tech: ASP.Net/C# SQL Server React/TypeScript Git Bonus Points For: Entity Framework Azure Blazor Playwright or other automated testing frameworks Ready to Build Something Big? If you’re a developer More ❯

Join a Fast-Growing Tech Team – 1 x Senior Full Stack Developer role Tech Stack: ASP.Net, C#, Entity Framework, SQL Server, Azure, TypeScript, React 💰 Up to £60,000 | 📍 Hybrid – South Manchester (2 Days Remote) ✨ Flexible Working | High street discounts | Critical illness cover | Healthcare cash plan + 24/7 GP | Career Growth | Greenfield Projects | Free … best practice and help mentor some of the team if that's something that you'd like to get involved with! Expect to: Develop modern, scalable applications using ASP.Net, C#, SQL Server, React, and TypeScript Shape a brand new greenfield product from the ground up Work closely with stakeholders to translate real-world requirements into elegant tech solutions Take … clean, efficient solutions. You’ll need to be comfortable bridging the gap between technical and non-technical teams, gathering requirements, and thinking beyond the code. Core Tech: ASP.Net/C# SQL Server React/TypeScript Git Bonus Points For: Entity Framework Azure Blazor Playwright or other automated testing frameworks Ready to Build Something Big? If you’re a developer More ❯

Join a Fast-Growing Tech Team – 1 x Senior Full Stack Developer role Tech Stack: ASP.Net, C#, Entity Framework, SQL Server, Azure, TypeScript, React 💰 Up to £60,000 | 📍 Hybrid – South Manchester (2 Days Remote) ✨ Flexible Working | High street discounts | Critical illness cover | Healthcare cash plan + 24/7 GP | Career Growth | Greenfield Projects | Free … best practice and help mentor some of the team if that's something that you'd like to get involved with! Expect to: Develop modern, scalable applications using ASP.Net, C#, SQL Server, React, and TypeScript Shape a brand new greenfield product from the ground up Work closely with stakeholders to translate real-world requirements into elegant tech solutions Take … clean, efficient solutions. You’ll need to be comfortable bridging the gap between technical and non-technical teams, gathering requirements, and thinking beyond the code. Core Tech: ASP.Net/C# SQL Server React/TypeScript Git Bonus Points For: Entity Framework Azure Blazor Playwright or other automated testing frameworks Ready to Build Something Big? If you’re a developer More ❯

Hello {firstName}, My client within Financial Services is looking for a Senior C#.Net Developer to join their team. Is your CV ready If so, and you are confident this is the role for you, make sure … to apply asap. The role will be working on strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C#). Requirements 5 years of experience in .NET/C# development , with a strong focus on backend services and data access layers. Proven experience in migrating legacy systems More ❯

automated import processes, and multi-source data enrichment. With our founding technical lead stepping away after a long tenure, we're looking to bring in a part-time senior developer who can take ownership of the platform, guide future technical strategy, and ensure system continuity. Role Description Take over from the outgoing tech lead with full … with UK-based applicants preferred (outside IR35) for occasional meet-ups. Beginning in September/October 2025. The role initially is for 2 days per month. Qualifications 5+ years’ C#/.NET full-stack experience Strong Azure knowledge Familiarity with MongoDB, Elasticsearch, and SQL Server Comfortable navigating and modernising legacy systems Independent, structured, and proactive mindset Strategic thinking - able … to balance product evolution with maintenance (Bonus) Experience with data-driven SaaS platforms (Bonus) Experience with crawlers or data enrichment pipelines The Tech Stack The platform comprises: C# (.NET) applications, including multiple websites Microsoft Azure Elasticsearch MongoDB SQL Server Custom-built infrastructure across crawling, data processing orchestration system and internal tools and dashboards The system is stable and mature More ❯