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Senior Detection Security Engineer – AI-Powered Defenses

Job in Welwyn Garden City, Hertfordshire, AL8, England, UK
Listing for: Tesco
Full Time position
Listed on 2026-08-24
Job specializations:
  • Security
    Cybersecurity, Security Management & Operations
Salary/Wage Range or Industry Benchmark: 90000 - 120000 GBP Yearly GBP 90000.00 120000.00 YEAR
Job Description & How to Apply Below

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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Position Requirements
10+ Years work experience
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