Security-Cleared Principal Software Engineer (Remote/Hybrid)

Company: Raytheon Systems
Apply for the Security-Cleared Principal Software Engineer (Remote/Hybrid)
Location: London
Job Description:

Raytheon UK is seeking a Principal Software Engineer in London for a permanent, onsite position. You will join a cross-functional software dev team delivering critical software for defence and aerospace projects.

Candidates must hold an active eDV clearance and have hands-on experience across JavaScript/TypeScript, Python or Java, REST APIs, and cloud/container deployment. The role emphasizes collaboration, architecture, and continuous improvement within agile practices.

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Posted: September 27th, 2026