Salary: £51,000 - 91,000 per year Requirements: Membership, or working towards membership, of the Chartered Institute of Ergonomics and Human Factors (CIEHF) Proven experience applying Human Factors in a defence or safety-critical environment Strong understanding of Human Factors Integration (HFI) Experience in HCI design, specification, and prototyping using tools such as Axure RP or similar Demonstrable experience in task analysis, user research, and human-centred design methods Responsibilities: Deliver Human Factors Integration activities across the system development lifecycle in line with relevant standards Analyse operator roles within complex systems, particularly mission planning and control environments Define and maintain Human-Computer Interface design artefacts and specifications Lead and support structured user engagement activities to inform design decisions Contribute to a human-centred design approach through task analysis and requirements development Collaborate with multi-disciplinary teams including systems and software engineering Provide input to demonstrator activities, including planning and facilitating user trials and engagement sessions Deliver technical briefings and stakeholder updates as required Technologies: Support UX UI Design More: We are a leading organisation in the defence and advanced technology sector, offering a high-impact opportunity to work on cutting-edge systems across land, air, and sea domains. Our team is high-performing and well established, and this role gives you the chance to influence mission-critical technology from concept through to delivery. You will work closely with end users and multi-disciplinary teams in a collaborative environment, helping us shape systems that are safe, intuitive, and optimised for real-world operational use. last updated 21 week of 2026