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Principal Cyber Security Lead

Job details
Posting date: 02 March 2026
Hours: Full time
Closing date: 09 March 2026
Location: City of London, London, E14 4AF
Remote working: Hybrid - work remotely up to 3 days per week
Company: Morgan Hunt UK Ltd
Job type: Permanent
Job reference: JN -032026-222077_1772447781

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Summary

Morgan Hunt are currently supporting a key public sector organisation with the hire of a Principal Cyber Security Engineer (G6) within their Data, Technology & Insights function, and your profile caught my attention.

This is a senior, hands-on role focused on strengthening cloud and infrastructure security across a complex, regulated environment. You'd play a key role in:

  • Creating and executing remediation plans following security assessments and audits

  • Managing and optimising Microsoft Sentinel (data tuning, connectors, threat intelligence)

  • Overseeing Microsoft Defender for Endpoint & Defender for Cloud

  • Working with Darktrace (model tuning, autonomous response, email module)

  • Leading incident response, root cause analysis and SOC engagement

  • Supporting secure architecture, IAM, DLP and third-party risk

  • Ensuring alignment with frameworks such as NIST, ISO 27001 and NCSC CAF

Key requirements:

  • Experience with Microsoft security tooling (Sentinel, Defender suite)

  • Strong knowledge of Azure and/or AWS cloud security

  • Experience securing Microsoft client/server technologies (Windows 11, Windows Server, SQL Server)

  • Background in security operations, threat monitoring and incident response

  • Ability to analyse security logs/events and support forensic investigations

  • SC Clearance desirable (not essential)

Package & working model:

  • £73,441 salary

  • Permanent position

  • 2 days per week onsite in Canary Wharf, London

  • Civil Service pension scheme (significant employer contribution)

  • 33+ days annual leave (25 days + 8 public holidays + King's Birthday), plus enhanced family leave options

Morgan Hunt is a multi-award-winning recruitment business for interim, contract and temporary recruitment and acts as an Employment Agency in relation to permanent vacancies. Morgan Hunt is an equal opportunities employer. Job suitability is assessed on merit in accordance with the individual's skills, qualifications and abilities to perform the relevant duties required in a particular role.

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