Salary: £50,000 - 75,000 per year Requirements: At least 5 years experience in designing and implementing performant software applications. Ability to apply mathematical principles or statistical approaches to solve problems in scientific or applied fields. Proficient in C/C++ or C# and Python. Ability to analyze user cases and project data context to determine specifications and requirements. Proven skills in stakeholder management including influencing, negotiating, and conflict management. Extensive experience with software modeling and simulation techniques. Experience in one or more technical disciplines such as videogame engine technology (e.g. Unreal Engine, Godot), entity or event-based simulation, or robotics and autonomous systems. Understanding of varied codebases and confidence in making changes to large projects. Knowledge of performance and hardware constraints. Capability to build customer and stakeholder relationships. Willingness to travel across the UK and work at client sites occasionally. Experience working with Defence Digital, DE&S, Dstl, Frontline Commands, or the UK Defence industry. Educated to degree level or equivalent relevant experience. Background in STEM/computing. Proficient in MS Office, especially Excel, PowerPoint, and Word. Responsibilities: Designing, developing, and delivering software solutions using a variety of techniques, including wargames, modeling and simulation, robotic and autonomous systems, digital twins, and synthetic environments. Applying mathematical and computational methods to tackle real-world problems and developing novel approaches as needed. Delivering technical consulting projects and products and leading some of these initiatives. Building new customer relationships and maintaining existing ones. Supporting and leading the authoring of technical reports and presenting findings to customers. Technologies: C# Excel Hardware Python Robotics Unreal GameDev C++ Security More: We are a rapidly growing software and data science consultancy firm located in Portsmouth, Hants, offering hybrid working options. Our team is dedicated to delivering high-quality end-to-end software and data science services across multiple sectors, including defence, energy, transport, and health. We provide a competitive salary range of £50K-£75K, negotiable based on experience, along with a benefits package that includes pension plans, 25 days of holiday, and life assurance. We are looking for talented individuals who can contribute to developing cutting-edge solutions in a collaborative environment. last updated 4 week of 2026