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Security Engineer

Security Engineer

On site

London, United kingdom

Full Time

19-02-2026

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Skills

Architecture Security Architecture

Job Specifications

We’re hiring a hands-on Security Engineer to join a large, complex global environment focused on strengthening and optimising its cyber defence capability.

You’ll play a key role in managing and tuning enterprise security tooling, improving detection quality and ensuring defensive controls perform effectively against real-world threats.

Key focus areas:

• SIEM, EDR/XDR, and Vulnerability Management platforms

• Detection engineering, alert tuning, and response automation

• Security tooling optimisation across cloud and enterprise infrastructure

• Close collaboration with Security Architecture and SOC teams

Looking for someone with strong security engineering experience with enterprise tooling exposure

About the Company

At O Partners, we're the catalyst for exceptional growth, connecting visionary leaders with ground-breaking organisations. With over 80 years of combined experience, we excel in executive search, interim placements and permanent recruitment. Our extensive network of senior professionals powers our ability to match not just skillsets, but the right individuals and teams. Know more