Remote Security Engineer — Microsoft Defender & Sentinel

Company: Hamilton Barnes ?
Apply for the Remote Security Engineer — Microsoft Defender & Sentinel
Location: Cardiff
Job Description:

Hamilton Barnes is seeking a Security Engineer to act as a trusted technical partner for clients, combining deep security knowledge with the ability to explain complex concepts clearly.

The role is primarily remote with occasional Cardiff office attendance, supporting the Microsoft security ecosystem, reviewing requests, implementing changes, and guiding clients on Defender XDR, Entra, Sentinel, and Cloud Apps.

#J-18808-Ljbffr…

Posted: October 12th, 2026