Senior Detection Security Engineer – AI-Powered Defenses

Company: Tesco
Apply for the Senior Detection Security Engineer – AI-Powered Defenses
Location: Welwyn Garden City
Job Description:

Tesco’s Detection Engineering team is seeking a Senior Security Engineer to design security-first infrastructure and deliver automated capabilities protecting Tesco’s global retail ecosystem. You will mentor engineers, drive secure-by-design practices, and partner with Security Operations and product teams to strengthen defences against sophisticated threats.

You will implement scalable detections, automate testing, and explore AI-driven approaches to improve detection quality while maintaining

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Posted: August 24th, 2026