Security Engineer: Defender XDR & Sentinel Expert

Company: Kocho
Apply for the Security Engineer: Defender XDR & Sentinel Expert
Location: Cardiff
Job Description:

Kocho is seeking an experienced Security Engineer to protect client environments and lead Microsoft Defender XDR initiatives. You will design, implement, and optimise security measures across systems and data, working with clients and the Security Operations team to ensure ongoing compliance and improvement.

You will deliver hands-on expertise across the Microsoft Security Stack, develop detection capabilities with KQL, and drive vulnerability management, reporting, and remediation with guidance

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Posted: October 4th, 2026