C# Software Engineer

We are recruiting for a C# Software Engineer for a leading Defence organisation based in Stevenage. Ideally you will be SC Cleared if not you must be eligible to obtain it. The role will be 3-4 days on site & the rest remote (some programmes require fully onsite). First 3 months full time on site regardless. Overview of department: WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across the full product life cycle. The team integrate real products, models and synthetic environments to provide visualisations, demonstrations, verification & validation as well as training capability and support. Responsibilities: The role support the development of the worlds most advanced defence systems from the initial concept all the way through to in service support and training, using a range of simulation technologies, including digital twins and emulators. Working with Project Leads and Simulation Architects to design and develop simulation components as an end to end representation of a weapon System in a synthetic environment using C#, C++ and integration simulations, supporting a number of industry standards. You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset/experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level/system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systemsNon-essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles and processes This is an umbrella contract, the role is Inside IR35

Location: Stevenage, SG1, GB

Posted Date: 9/14/2025