Senior Security Analyst

Senior Security Analyst

I’m working with an exciting new client looking to add several experienced Senior Security Analysts to a high‑performing SOC team supporting a regulated enterprise environment. This is a genuinely hands‑on SOC role where you’ll own security incidents from detection through to resolution while also driving proactive threat hunting, vulnerability management and continuous security improvements.

• Office: Monday, Wednesday & Friday (Leeds)
• Home: Tuesday, Thursday, nights, weekends & bank holidays

• Investigating and responding to complex cyber security incidents
• Threat hunting across Microsoft Defender XDR and Microsoft Sentinel
• Using KQL to investigate alerts and identify root cause
• Working closely with Infrastructure, Cloud and Security Engineering teams
• Running proactive security activities, including vulnerability scanning and security validation
• Improving detection rules and strengthening the overall security posture

• Strong commercial experience with Microsoft Defender XDR
• Strong experience using Microsoft Sentinel
• Excellent KQL query‑writing and investigation skills
• Proven experience within a SOC or Security Operations environment
• Experience handling incidents from investigation through to remediation
• Knowledge of hybrid Microsoft environments (Azure & on‑prem)
• Ability to work independently and make sound technical decisions

• Experience in a SOC covering regulated industries such as Financial Services, Government or Critical National Infrastructure
• Vulnerability Management (Qualys)
• Microsoft SC‑200 or other recognised security certifications

Candidates must be eligible to obtain SC and/or NPPV3 clearance.