We are seeking an experienced Product Owner to support a highly secure military programme. This role sits at the sharp end of defence IT, owning infrastructure outcomes across design, implementation, and ongoing technical assurance for mission-critical systems. You will act as the technical authority for infrastructure decisions, working closely with military stakeholders, architects, and delivery teams to ensure platforms are secure, resilient, interoperable, and fit for operational use. If you've never worked in a locked-down environment with real consequences, this role will feel uncomfortable. If you have - it'll feel like home. Key Responsibilities Own the infrastructure product roadmap within a secure military environment Act as Product Owner and technical authority for core infrastructure services Lead the design, build, and assurance of on-premise and restricted network platforms Translate operational and military requirements into clear technical priorities and deliverables Provide hands-on leadership across server, platform, and infrastructure services Own technical decisions and ensure alignment with defence security standards and policies Work closely with architects and delivery leads to ensure interoperability across systems, networks, and platforms Lead and mentor engineers, setting technical direction and best practice Support integration of legacy military systems with modern infrastructur...