C#SoftwareEngineer Location: Stevenage, UK Contract: 12 months Rate: £49.70/hour PAYE (£56.93/hour incl. holiday) or £65/hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of … focuses on creating and integrating simulation components, digital twins, and emulators that accurately represent weapon systems within synthetic environments. Responsibilities: Design, develop, and integrate simulation software using C# and C++. Collaborate with project leads and architects to deliver complete system representations. Implement configuration control, continuous integration, and test-driven development practices. Work within an agile, multidisciplinary team … to deliver validated simulation solutions. Support activities such as system integration, verification, validation, and training. Essential Skills: Proficiency in C# and C++. Experience with Microsoft Visual Studio or Eclipse. Strong analytical ability to translate system-level concepts into technical detail. Competent with Windows and Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation More ❯
Stevenage, Hertfordshire, South East, United Kingdom
Morson Edge
C#SoftwareEngineer Location: Stevenage, UK Contract: 12 months Rate: £49.70/hour PAYE (£56.93/hour incl. holiday) or £65/hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of … focuses on creating and integrating simulation components, digital twins, and emulators that accurately represent weapon systems within synthetic environments. Responsibilities: Design, develop, and integrate simulation software using C# and C++. Collaborate with project leads and architects to deliver complete system representations. Implement configuration control, continuous integration, and test-driven development practices. Work within an agile, multidisciplinary team … to deliver validated simulation solutions. Support activities such as system integration, verification, validation, and training. Essential Skills: Proficiency in C# and C++. Experience with Microsoft Visual Studio or Eclipse. Strong analytical ability to translate system-level concepts into technical detail. Competent with Windows and Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation More ❯
Senior SoftwareEngineer/Developer (C# .Net) London onsite to £150k Join a global hedge fund specialising in sports trading as a Senior SoftwareEngineer, working on high-performance, real-time trading systems. You'll own greenfield projects, partner directly with quants and strategy teams and build low-latency backend components … and APIs with C# click apply for full job details More ❯
World Class Defence Organisation is currently looking to recruit a C#/C++ SoftwareEngineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C#/C++ SoftwareEngineerMore ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid/Remote Options
ECM Selection (Holdings) Limited
Use your ASP and C# .NET coding skills to develop high quality software with longevity Burning the midnight oil to churn out uninspiring software to an arbitrary deadline? Perhaps you need a more fulfilling role... This established Cambridge company are seeking an expert C# .NET SoftwareEngineer to join a … features and enhancements. Essential skills and attributes: A 1st or 2.1 degree in computer science or similar from a well-ranked university Substantive hands-on ASP.NET and/or C# professional software engineering experience - excellent design, coding, and an appreciation of the importance of testing In this context, engineering genius is only as good as your ability … days per week. Unusually, the role has additional flexibility, with the ability to work a 30 hour week for those who need it. Keywords: Software Engineering, ASP.NET, C#, .NET, XP, Extreme Programming, Cambridge Another top job from ECM, the high-tech recruitment experts. Even if this job's not quite right, do contact us now - we may More ❯
Nottingham, Nottinghamshire, East Midlands, United Kingdom Hybrid/Remote Options
Rebel Recruitment
Role: Full Stack C#SoftwareEngineer (Angular, Azure) Location: Nottingham City Working Arrangement: Hybrid working with twice per week in the office (flexible, not rigid) Salary: Up to £60k plus benefits Fed up with being just a number in a massive company? Only ever get to see a very narrow view of the product youre … for Youll be working in a small tech team in a law firm, full of lovely people, with full scope over many different projects that span the company. Using C#, .Net core 8+, TypeScript, Angular, Azure, Elastic Search, CosmosDB, etc. youll work across the full stack (its important that youve got a good amount of experience and proficiency with More ❯
Stevenage, Hertfordshire, South East, United Kingdom Hybrid/Remote Options
MBDA
Stevenage We have an exciting opportunity for a proactive and passionate C#software developer to join our Weapons System Simulation and Experimentation (WSSE) team! Salary : Up to £57,000, depending on experience & grade Dynamic (hybrid) working : 2- 3 days per week on-site due to workload classification Security Clearance : British Citizen Restrictions and/or limitations relating … to end representation of the weapon system through: Visualisation and demonstrations Experimentation Design and development Verification and Validation Training Systems Development (using agile scrum methodologies) of real-time software components to simulate weapon systems, including the Integration of hardware to provide true representations of our systems. What we're looking for from you: We are looking for passionate … with experience in using software to build hardware solutions or synthetic environments. The successful candidates will be able to demonstrate exposure to practical software engineering, C#/C++ software development. You will be able to demonstrate your experience/knowledge in some of the following areas: Real-Time Software Configuration control More ❯
Bristol, Avon, South West, United Kingdom Hybrid/Remote Options
MBDA
Bristol We have an exciting opportunity for a proactive and passionate C#software developer to join our Weapons System Simulation and Experimentation (WSSE) team! Salary : Up to £57,000, depending on experience & grade Dynamic (hybrid) working : 2- 3 days per week on-site due to workload classification Security Clearance : British Citizen Restrictions and/or limitations relating … to end representation of the weapon system through: Visualisation and demonstrations Experimentation Design and development Verification and Validation Training Systems Development (using agile scrum methodologies) of real-time software components to simulate weapon systems, including the Integration of hardware to provide true representations of our systems. What we're looking for from you: We are looking for passionate … with experience in using software to build hardware solutions or synthetic environments. The successful candidates will be able to demonstrate exposure to practical software engineering, C#/C++ software development. You will be able to demonstrate your experience/knowledge in some of the following areas: Real-Time Software Configuration control More ❯
Nottingham, Nottinghamshire, United Kingdom Hybrid/Remote Options
Rebel Recruitment
Role: Full Stack C#SoftwareEngineer (Angular, Azure) Location: Nottingham City Working Arrangement: Hybrid working with twice per week in the office (flexible, not rigid) Salary: Up to £60k plus benefits Fed up with being just a number in a massive company? Only ever get to see a very narrow view of the product youre More ❯
C#SoftwareEngineer Location: Stevenage, UK Contract: 12 months Rate: £49.70/hour PAYE (£56.93/hour incl. holiday) or £65/hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance click apply for full job details More ❯
A growing tech and laboratory automation company is seeking an experienced C# .NET SoftwareEngineer to join their expanding development team. This role offers the chance to lead innovative software projects from initial design through to customer delivery while supporting the continuous improvement of internal systems and mentoring junior developers. Key responsibilities: Contribute … to the full software development lifecycle. Develop high-quality applications using C# .NET and object-oriented principles. Maintain and enhance existing Windows desktop software. Support process improvements and adoption of new technologies. Provide guidance to junior team members. The ideal candidate will have: 3+ years commercial experience in C# .NET is essential Strong OOP and softwareMore ❯
and integration initiatives. You’ll work across ERP enhancement, ecommerce capability, and third-party system connectivity. It’s a hands-on role covering both React on the frontend and C# .NET on the backend, with scope to influence architecture and improve the performance of core business applications. We’re looking for someone who takes pride in clean, reliable engineering … and is comfortable owning solutions end-to-end. Someone who brings curiosity, challenge, and practical decision-making to development. What you’ll be doing Developing scalable C# .NET APIs to support internal ERP systems and operational workflows Delivering UI features and improvements across React-based web applications Connecting backend architecture with front-end experience for smooth commercial and manufacturing … processes Contributing to redevelopment work across ERP modules, warehousing, automation, and internal tooling What you’ll bring 5+ years’ experience in a full-stack role using C# .NET and JavaScript (ideally React) Strong database capability, ideally MySQL and PostgreSQL Exposure to Linux environments (desirable) Solid engineering discipline and problem-solving mindset Package Salary up to £70,000 depending on More ❯