Security Engineer

Security Engineer (M365 / Azure / Sentinel - 12 Month FTC | £70,000 | Fully Remote | UK-Based Candidates with full Right to Work only

A unique opportunity to shape security during a live merger. You'll join a lean team where your expertise directly drives compliance, stability, and scalability for future acquisitions.

The role blends technical security engineering with change leadership:

• Build and harden M365 & Azure security (incl. Sentinel).
• Manage patching, malware protection, and vulnerabilities.
• Document and control security changes to avoid disruption.
• Coach and mentor an aspiring security engineer from the service desk.
• Support Cyber Essentials Plus certification and ongoing compliance.

The business is preparing for future growth and eventual resale, meaning you'll be part of a strategically critical chapter, not just day-to-day BAU.

Who we're looking for:

You'll be someone with deep Microsoft 365 and Azure security experience, who thrives in complex environments, and who knows how to balance technical rigour with empathetic user support. M&A or compliance project experience is a bonus.

Remote-first, flexible, and moving quickly, start date targeted for 13th October 2025.

RSG Plc is acting as an Employment Business in relation to this vacancy.