Senior Windows Platform Engineer – Secure, Onsite (DV)

Leonardo UK Ltd · London, England ·

Last confirmed by our partners on 23 Oct 2026.

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Leonardo UK Ltd is seeking a 3rd Line Platform Engineer to join a skilled team supporting a critical MOD site in London. You will act as a Subject Matter Expert for Windows-based enterprise infrastructures, driving the design, deployment and support of high-security systems underpinning defence operations.

This on-site, permanent role requires DV clearance and offers a comprehensive benefits package, ongoing professional development, and mentoring opportunities to help you deliver reliable IT

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