Senior Security Analyst

Senior Security Analyst
Leeds | Hybrid Working | Microsoft Security | Defender XDR | Sentinel | KQL
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.

Hybrid Working on Shift.

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

What you''ll be doing

• 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

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What we''re looking for

• 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

Nice to have

• 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

Please note: Candidates must be eligible to obtain SC and/or NPPV3 clearance
If you''re an experienced SOC Analyst looking for your next challenge working with Microsoft Defender XDR, Sentinel and KQL, this could be for you.

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