14 of 14 C# Developer Jobs in Hertfordshire

C# Software Developers Work on Next-Gen Defence Simulations £60K + Bonus 3 to 4 days on site, Stevenage A fantastic opportunity for a C# Developer with a passion for defence and cutting-edge simulation technology to join a leading Defence organisation. You'll be helping … and reliable simulation environments that help deliver safer, smarter, and more effective systems. In this varied role, you could be: Developing high-performance software (C#/C++) for real-time simulation systems Integrating software and hardware components to simulate complex weapon systems Using agile Scrum methodologies to deliver capability … iterative cycles Supporting visualisation, experimentation, and training activities for advanced defence solutions To secure the role, you will have a proven track record of: C# and/or C++ Real-Time Software Configuration control Continuous Integration and Continuous Delivery or Deployment Unit testing and test driven development Agile development More ❯

C# Software Developers Work on Next-Gen Defence Simulations £60K + Bonus 3 to 4 days on site, Stevenage A fantastic opportunity for a C# Developer with a passion for defence and cutting-edge simulation technology to join a leading Defence organisation. You'll be helping … and reliable simulation environments that help deliver safer, smarter, and more effective systems. In this varied role, you could be: Developing high-performance software (C#/C++) for real-time simulation systems Integrating software and hardware components to simulate complex weapon systems Using agile Scrum methodologies to deliver capability … iterative cycles Supporting visualisation, experimentation, and training activities for advanced defence solutions To secure the role, you will have a proven track record of: C# and/or C++ Real-Time Software Configuration control Continuous Integration and Continuous Delivery or Deployment Unit testing and test driven development Agile development More ❯

C# Software Developers Work on Next-Gen Defence Simulations £60K + Bonus 3 to 4 days on site, Stevenage A fantastic opportunity for a C# Developer with a passion for defence and cutting-edge simulation technology to join a leading Defence organisation. You'll be helping … and reliable simulation environments that help deliver safer, smarter, and more effective systems. In this varied role, you could be: Developing high-performance software (C#/C++) for real-time simulation systems Integrating software and hardware components to simulate complex weapon systems Using agile Scrum methodologies to deliver capability … iterative cycles Supporting visualisation, experimentation, and training activities for advanced defence solutions To secure the role, you will have a proven track record of: C# and/or C++ Real-Time Software Configuration control Continuous Integration and Continuous Delivery or Deployment Unit testing and test driven development Agile development More ❯

C# Software Developers Work on Next-Gen Defence Simulations £60K + Bonus 3 to 4 days on site, Stevenage A fantastic opportunity for a C# Developer with a passion for defence and cutting-edge simulation technology to join a leading Defence organisation. You'll be helping … and reliable simulation environments that help deliver safer, smarter, and more effective systems. In this varied role, you could be: Developing high-performance software (C#/C++) for real-time simulation systems Integrating software and hardware components to simulate complex weapon systems Using agile Scrum methodologies to deliver capability … iterative cycles Supporting visualisation, experimentation, and training activities for advanced defence solutions To secure the role, you will have a proven track record of: C# and/or C++ Real-Time Software Configuration control Continuous Integration and Continuous Delivery or Deployment Unit testing and test driven development Agile development More ❯

Leading IT Consultancy with offices in UK and Europe is looking to recruit a permanent .Net Core, MS SQL Server, C#, VB.Net Developer. We deliver a range of services from IT Consultancy, Software Project Development and Application Support Services for our corporate clients covering Insurance, Retail, FMCG, and many … the offices based in Hertfordshire/West Sussex or other client sites (e.g. Central London). Key Requirements for .Net Core, MS SQL Server, C#, VB.Net Developer: 5+ years of commercial experience in .Net development - mandatory .Net Core, MS SQL Server, VB.Net, C# development experience - mandatory More ❯

for any application - even if this is via personal projects, It doesn't need to be commercial experience. Core technologies utilised in this team - C#, F#, TypeScript, SQL Server The Senior Software Developer is likely to have a relevant degree in Computer Science or similar subject and … policy with no requirement to visit an office. Essential experience: Functional programming experience or a vested interest in functional programming even in personal projects C# SQL Web application development Experience in any of the following areas would be advantageous F#, Haskell or similar functional programming language Functional programming in … C# Domain driven design Language-ext Property-based testing Domain specific languages TypeScript Healthcare or medical industry experience If you are seeking a role of this nature, please get in touch for more information. More ❯

for any application - even if this is via personal projects, It doesn't need to be commercial experience. Core technologies utilised in this team - C#, F#, TypeScript, SQL Server The Senior Software Developer is likely to have a relevant degree in Computer Science or similar subject and … policy with no requirement to visit an office. Essential experience: Functional programming experience or a vested interest in functional programming even in personal projects C# SQL Web application development Experience in any of the following areas would be advantageous F#, Haskell or similar functional programming language Functional programming in … C# Domain driven design Language-ext Property-based testing Domain specific languages TypeScript Healthcare or medical industry experience If you are seeking a role of this nature, please get in touch for more information. More ❯

for any application - even if this is via personal projects, It doesn't need to be commercial experience. Core technologies utilised in this team - C#, F#, TypeScript, SQL Server The Senior Software Developer is likely to have a relevant degree in Computer Science or similar subject and … policy with no requirement to visit an office. Essential experience: Functional programming experience or a vested interest in functional programming even in personal projects C# SQL Web application development Experience in any of the following areas would be advantageous F#, Haskell or similar functional programming language Functional programming in … C# Domain driven design Language-ext Property-based testing Domain specific languages TypeScript Healthcare or medical industry experience If you are seeking a role of this nature, please get in touch for more information. More ❯

TrueNorth are working with a growing fintech startup organisation who are looking for another Full Stack Developer to join the team. They have developed a popular and successful SAAS expense management platform, and are looking for a new engineer to focus on improving the platforms usability and building … sound of a fast paced startup, a natural problem solver and someone that is keen to make an impact. Their current tech stack is C# ASP.Net MVC however a move to .Net Core is on the horizon. The successful candidate must be okay with working with ASP.Net MVC pending … process - so it's a great platform to expand on these skills. Key skills and experience required: Minimum 6 months of commercial experience in C# web development (either ASP.Net MVC or Core) Entity Framework Javascript Cross browser web applications with mobile friendly UIs APIs (RESTful beneficial) Beneficial: Single page More ❯

TrueNorth are working with a growing fintech startup organisation who are looking for another Full Stack Developer to join the team. They have developed a popular and successful SAAS expense management platform, and are looking for a new engineer to focus on improving the platforms usability and building … sound of a fast paced startup, a natural problem solver and someone that is keen to make an impact. Their current tech stack is C# ASP.Net MVC however a move to .Net Core is on the horizon. The successful candidate must be okay with working with ASP.Net MVC pending … process - so it's a great platform to expand on these skills. Key skills and experience required: Minimum 6 months of commercial experience in C# web development (either ASP.Net MVC or Core) Entity Framework Javascript Cross browser web applications with mobile friendly UIs APIs (RESTful beneficial) Beneficial: Single page More ❯

TrueNorth are working with a growing fintech startup organisation who are looking for another Full Stack Developer to join the team. They have developed a popular and successful SAAS expense management platform, and are looking for a new engineer to focus on improving the platforms usability and building … sound of a fast paced startup, a natural problem solver and someone that is keen to make an impact. Their current tech stack is C# ASP.Net MVC however a move to .Net Core is on the horizon. The successful candidate must be okay with working with ASP.Net MVC pending … process - so it's a great platform to expand on these skills. Key skills and experience required: Minimum 6 months of commercial experience in C# web development (either ASP.Net MVC or Core) Entity Framework Javascript Cross browser web applications with mobile friendly UIs APIs (RESTful beneficial) Beneficial: Single page More ❯

considered, you’ll need: Real-world experience with LLMs and agentic frameworks (OpenAI, LangChain, AutoGen, Semantic Kernel). Strong software engineering background (.NET/C# and Azure). A builder’s mindset - experimental, action-biased, and commercially aware. There is also strong intention for this role to become permanent More ❯

considered, you’ll need: Real-world experience with LLMs and agentic frameworks (OpenAI, LangChain, AutoGen, Semantic Kernel). Strong software engineering background (.NET/C# and Azure). A builder’s mindset - experimental, action-biased, and commercially aware. There is also strong intention for this role to become permanent More ❯

considered, you’ll need: Real-world experience with LLMs and agentic frameworks (OpenAI, LangChain, AutoGen, Semantic Kernel). Strong software engineering background (.NET/C# and Azure). A builder’s mindset - experimental, action-biased, and commercially aware. There is also strong intention for this role to become permanent More ❯