Salary: £65,000 - 65,000 per year Requirements: Demonstrable experience in using game technologies Proficiency with Unreal Engine and C++ Experience in Virtual Reality development Knowledge of source control, IDEs, and other relevant software packages Proven experience in performance profiling and optimisation of XR (GPU/CPU bottlenecks, draw calls, occlusion culling) Bachelors degree in a directly relevant field Desirable: Knowledge of Unity Desirable: Experience in project scoping and AGILE practices Desirable: Awareness of MOD processes and practices Responsibilities: Support the VR development team by providing core coding architecture for projects Ensure the seamless development and delivery process by supporting relevant sub-contractors Maintain high code quality using industry-standard practices and appropriate documentation Assist the change team in VR outline or detailed proposal activities Engage in horizon scanning to identify new technology, companies, and solutions in the market Contribute to the success of the role and support the Business Unit with additional tasks as needed Technologies: Support Security Unity Unreal VR GameDev Python More: We are a forward-looking technology company specializing in immersive training solutions and simulations within the defence and security sector. This permanent role as a Lead Programmer offers an excellent opportunity to work on groundbreaking projects within a supportive and innovative environment in Portsmouth. We provide a competitive salary, opportunities to work on innovative and challenging projects, professional development and training opportunities, a supportive and creative work environment, and a comprehensive employee benefits package. If you are motivated and skilled, we would love to hear from you. last updated 11 week of 2026