Senior Detection Engineer – Proactive Security & AI

Company: Tesco
Apply for the Senior Detection Engineer – Proactive Security & AI
Location: Welwyn Garden City
Job Description:

Tesco is seeking a Senior Security Engineer in the Detection Engineering team to lead the technical design of security-first infrastructure and deliver high-impact engineering outcomes that protect a global retail ecosystem serving millions of customers. You will translate complex threat signals into resilient, automated security capabilities across Tesco’s technology landscape.

This role blends deep engineering leadership with a customer-first mindset: preventing disruption, safeguarding trust,

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Posted: July 10th, 2026