Staff Security Engineer, Product — Secure AI at Scale

Company: Ten Eleven Ventures
Apply for the Staff Security Engineer, Product — Secure AI at Scale
Location: London
Job Description:

Ten Eleven Ventures is looking for a Staff Security Engineer to shape secure product development at Harmonic. The engineer will enable teams to design secure products and integrate security seamlessly into the engineering workflow.

Key responsibilities include driving security tooling, threat modeling for new features, and monitoring AI security threats. A proven background in software engineering and product security, along with strong experience in AI tools, is essential for this role.

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Posted: June 21st, 2026