1 to 25 of 28 Permanent .NET Developer Jobs in Hampshire

Senior .NET Developer Fully Remote (UK based) Paying £75,000 - £80,000 Oliver Bernard are partnered with a Software Development company in the Sustainability sector. They are looking for a Senior Backend Developer with at least 5 years experience writing scalable, performant and maintainable code. The ideal … candidate will have experience across C#, .NET, Rest APIs, AWS or Azure, DevOps and PostgreSQL. You would be working on an entirely greenfield product and have lots of ownership over the direction of the codebase. If you have worked in start up environments, and built products from the ground … UK to be considered. Visa sponsorship is not available for this role. Salary is paying £75k-£80k + benefits. If you are a Senior .NET Developer who is looking for a great work life balance, whilst having lots of ownership and a key say in the direction of More ❯

Senior .NET Developer Fully Remote (UK based) Paying £75,000 - £80,000 Oliver Bernard are partnered with a Software Development company in the Sustainability sector. They are looking for a Senior Backend Developer with at least 5 years experience writing scalable, performant and maintainable code. The ideal … candidate will have experience across C#, .NET, Rest APIs, AWS or Azure, DevOps and PostgreSQL. You would be working on an entirely greenfield product and have lots of ownership over the direction of the codebase. If you have worked in start up environments, and built products from the ground … UK to be considered. Visa sponsorship is not available for this role. Salary is paying £75k-£80k + benefits. If you are a Senior .NET Developer who is looking for a great work life balance, whilst having lots of ownership and a key say in the direction of More ❯

Senior .NET Developer Fully Remote (UK based) Paying £75,000 - £80,000 Oliver Bernard are partnered with a Software Development company in the Sustainability sector. They are looking for a Senior Backend Developer with at least 5 years experience writing scalable, performant and maintainable code. The ideal … candidate will have experience across C#, .NET, Rest APIs, AWS or Azure, DevOps and PostgreSQL. You would be working on an entirely greenfield product and have lots of ownership over the direction of the codebase. If you have worked in start up environments, and built products from the ground … UK to be considered. Visa sponsorship is not available for this role. Salary is paying £75k-£80k + benefits. If you are a Senior .NET Developer who is looking for a great work life balance, whilst having lots of ownership and a key say in the direction of More ❯

Lead .NET Developer – Hybrid/Staines - £90,000 - £110,000 plus package We are partnering with a rapidly growing, private equity-backed tech company that is delivering cutting-edge tax and regulatory software to an elite client base. With a team of approximately 140 and a strong, collaborative … culture, this organisation is known for innovation, reliability, and outstanding customer service They are now seeking an experienced Lead .NET Developer to work on their enterprise-grade, cloud-native SaaS product helping multinational organisations. Key Responsibilities: Own technical strategy Shape the technology roadmap Guide architecture & refactoring Champion code … quality Drive AI augmented What You Bring: Deep expertise in .NET, relational data modelling, and modern JavaScript/TypeScript SPA frameworks (Vue preferred). Extensive enterprise market background Leading successful projects and building scalable, reliable services on Azure Proven ability to design and evolve architectures across the spectrum—monoliths More ❯

Lead .NET Developer – Hybrid/Staines - £90,000 - £110,000 plus package We are partnering with a rapidly growing, private equity-backed tech company that is delivering cutting-edge tax and regulatory software to an elite client base. With a team of approximately 140 and a strong, collaborative … culture, this organisation is known for innovation, reliability, and outstanding customer service They are now seeking an experienced Lead .NET Developer to work on their enterprise-grade, cloud-native SaaS product helping multinational organisations. Key Responsibilities: Own technical strategy Shape the technology roadmap Guide architecture & refactoring Champion code … quality Drive AI augmented What You Bring: Deep expertise in .NET, relational data modelling, and modern JavaScript/TypeScript SPA frameworks (Vue preferred). Extensive enterprise market background Leading successful projects and building scalable, reliable services on Azure Proven ability to design and evolve architectures across the spectrum—monoliths More ❯

Lead .NET Developer – Hybrid/Staines - £90,000 - £110,000 plus package We are partnering with a rapidly growing, private equity-backed tech company that is delivering cutting-edge tax and regulatory software to an elite client base. With a team of approximately 140 and a strong, collaborative … culture, this organisation is known for innovation, reliability, and outstanding customer service They are now seeking an experienced Lead .NET Developer to work on their enterprise-grade, cloud-native SaaS product helping multinational organisations. Key Responsibilities: Own technical strategy Shape the technology roadmap Guide architecture & refactoring Champion code … quality Drive AI augmented What You Bring: Deep expertise in .NET, relational data modelling, and modern JavaScript/TypeScript SPA frameworks (Vue preferred). Extensive enterprise market background Leading successful projects and building scalable, reliable services on Azure Proven ability to design and evolve architectures across the spectrum—monoliths More ❯

Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB®, UltraAuthorTM, UltraXMLTM , and UltraPortalTM —are used globally and combine proven legacy systems with cutting … journey to become the global leader in aerospace and defence content management. Role Overview We're looking for a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help … native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack Legacy C#, .NET Framework, WinForms, WCF Client-Server Architecture, MS SQL Server Modern .NET 9, Blazor, Minimal APIs Entity Framework, Redis, RabbitMQ Aspire (.NET), Cloud More ❯

Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB®, UltraAuthorTM, UltraXMLTM , and UltraPortalTM —are used globally and combine proven legacy systems with cutting … journey to become the global leader in aerospace and defence content management. Role Overview We're looking for a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help … native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack Legacy C#, .NET Framework, WinForms, WCF Client-Server Architecture, MS SQL Server Modern .NET 9, Blazor, Minimal APIs Entity Framework, Redis, RabbitMQ Aspire (.NET), Cloud More ❯

Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB®, UltraAuthorTM, UltraXMLTM , and UltraPortalTM —are used globally and combine proven legacy systems with cutting … journey to become the global leader in aerospace and defence content management. Role Overview We're looking for a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help … native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack Legacy C#, .NET Framework, WinForms, WCF Client-Server Architecture, MS SQL Server Modern .NET 9, Blazor, Minimal APIs Entity Framework, Redis, RabbitMQ Aspire (.NET), Cloud More ❯

Senior Full Stack Developer - .NET, Blazor Fully remote working (UK based ) Salary paying £65,000-£70,000 Our client in the retail space are a market leader in providing warehousing, manufacturing and logistic services across the UK. This is a great opportunity to work on a migration piece … moving from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C# … .NET Core, SQL, Blazor, Rest APIs, ASP.NET MVC, Azure, Entity Framework, Git, This is a fully remote role and you must be based in the UK in order to be considered. Visa sponsorship is not available for this role. Salary is paying £65,000-£70,000 Working hours: 9am More ❯

Senior Full Stack Developer - .NET, Blazor Fully remote working (UK based ) Salary paying £65,000-£70,000 Our client in the retail space are a market leader in providing warehousing, manufacturing and logistic services across the UK. This is a great opportunity to work on a migration piece … moving from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C# … .NET Core, SQL, Blazor, Rest APIs, ASP.NET MVC, Azure, Entity Framework, Git, This is a fully remote role and you must be based in the UK in order to be considered. Visa sponsorship is not available for this role. Salary is paying £65,000-£70,000 Working hours: 9am More ❯

Senior Full Stack Developer - .NET, Blazor Fully remote working (UK based ) Salary paying £65,000-£70,000 Our client in the retail space are a market leader in providing warehousing, manufacturing and logistic services across the UK. This is a great opportunity to work on a migration piece … moving from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C# … .NET Core, SQL, Blazor, Rest APIs, ASP.NET MVC, Azure, Entity Framework, Git, This is a fully remote role and you must be based in the UK in order to be considered. Visa sponsorship is not available for this role. Salary is paying £65,000-£70,000 Working hours: 9am More ❯

.NET C# Developer Up to £55k Hampshire – occasional visits to office We are representing a leading provider of healthcare services across the UK. They are looking for a .NET C# Developer to join their collaborative team and help them on multiple upcoming projects. As the .NET C# Developer, you will work closely with both the Head of Data Provision and Head of Software Product Development on a bespoke ERP system, designing, developing and maintaining software applications using C# and the .NET framework. We are looking for: Excellent proficiency in C# and the .NET More ❯

Senior .Net Developer (Azure) We are seeking a hands-on Senior developer to join a reputable fintech banking as a service organisation. You will be responsible for mentoring and providing continuous improvement. Working alongside peers we are looking for someone who enjoys collaborating with their Team, who More ❯

Senior .Net Developer (Azure) We are seeking a hands-on Senior developer to join a reputable fintech banking as a service organisation. You will be responsible for mentoring and providing continuous improvement. Working alongside peers we are looking for someone who enjoys collaborating with their Team, who More ❯

Senior .Net Developer (Azure) We are seeking a hands-on Senior developer to join a reputable fintech banking as a service organisation. You will be responsible for mentoring and providing continuous improvement. Working alongside peers we are looking for someone who enjoys collaborating with their Team, who More ❯

.NET Developer Opportunity to work remotely for an established Software Consultancy Salary up to £48k depending on experience Remote role with very occasional office visits Key experience – .NET CORE, ASP.NET, MVC, SQL, React, Angular, Azure If you wish to keep your CV/data private feel free … Software Engineers working across multiple projects building software applications. This role plays a crucial part in addressing and solving technical issues that arise .NET Engineer - Essential Skills 3+ years’ experience working with C#, .NET CORE, ASP.NET Commercial experience working with Azure Strong front end skills with JavaScript libraries … giving express consent for us to process (subject to required skills) your application to our client in conjunction with this vacancy only. KEY SKILLS: .NET CORE, ASP.NET, MVC, SQL, React, Angular, Azure More ❯

.NET Developer Opportunity to work remotely for an established Software Consultancy Salary up to £48k depending on experience Remote role with very occasional office visits Key experience – .NET CORE, ASP.NET, MVC, SQL, React, Angular, Azure If you wish to keep your CV/data private feel free … Software Engineers working across multiple projects building software applications. This role plays a crucial part in addressing and solving technical issues that arise .NET Engineer - Essential Skills 3+ years’ experience working with C#, .NET CORE, ASP.NET Commercial experience working with Azure Strong front end skills with JavaScript libraries More ❯

Senior Software Developer - Lisburn (Hybrid/On-Site) 📍 Location: Lisburn, Northern Ireland 🕒 Contract: Permanent, Full-Time (37.5 hrs/week) 💻 Work Setup: Hybrid/On-site We're hiring a Senior Software Developer to join a small, agile engineering team working on impactful, business-critical software. This is … a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision-makers and real influence over tooling, architecture, and delivery practices. 🔧 What You … ll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and optimising legacy systems for performance, scalability, and maintainability Mentoring a More ❯

Senior Software Developer - Lisburn (Hybrid/On-Site) 📍 Location: Lisburn, Northern Ireland 🕒 Contract: Permanent, Full-Time (37.5 hrs/week) 💻 Work Setup: Hybrid/On-site We're hiring a Senior Software Developer to join a small, agile engineering team working on impactful, business-critical software. This is … a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision-makers and real influence over tooling, architecture, and delivery practices. 🔧 What You … ll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and optimising legacy systems for performance, scalability, and maintainability Mentoring a More ❯

Senior Software Developer - Lisburn (Hybrid/On-Site) 📍 Location: Lisburn, Northern Ireland 🕒 Contract: Permanent, Full-Time (37.5 hrs/week) 💻 Work Setup: Hybrid/On-site We're hiring a Senior Software Developer to join a small, agile engineering team working on impactful, business-critical software. This is … a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision-makers and real influence over tooling, architecture, and delivery practices. 🔧 What You … ll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and optimising legacy systems for performance, scalability, and maintainability Mentoring a More ❯

Job Description .NET C# Developer Up to £55k Hampshire – occasional visits to office We are representing a leading provider of healthcare services across the UK. They are looking for a .NET C# Developer to join their collaborative team and help them on multiple upcoming projects. As … the .NET C# Developer, you will work closely with both the Head of Data Provision and Head of Software Product Development on a bespoke ERP system, designing, developing and maintaining software applications using C# and the .NET framework. We are looking for: Excellent proficiency in C# and … the .NET ecosystem Strong experience with building cross-platform mobile apps - XAMARIN desirable but not essential Proficiency in design RESTful APIs Experience with relational databases - SQL Server preferred It would be a bonus if you had: Experience with cloud platforms – Azure or AWS If this sounds of interest, please More ❯

Full-time C# Developer - Energy Trading Systems (Remote/Brighton) Location: South-East/Brighton, UK (Remote with occasional Brighton visits) Boutique company seeks a talented C# Developer (10-15+ years .NET) to maintain and enhance a critical Position Management system for a major UK Energy … Trading house. Front Office experience, ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes More ❯

Full-time C# Developer - Energy Trading Systems (Remote/Brighton) Location: South-East/Brighton, UK (Remote with occasional Brighton visits) Boutique company seeks a talented C# Developer (10-15+ years .NET) to maintain and enhance a critical Position Management system for a major UK Energy … Trading house. Front Office experience, ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes More ❯

Full-time C# Developer - Energy Trading Systems (Remote/Brighton) Location: South-East/Brighton, UK (Remote with occasional Brighton visits) Boutique company seeks a talented C# Developer (10-15+ years .NET) to maintain and enhance a critical Position Management system for a major UK Energy … Trading house. Front Office experience, ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes More ❯