Lead Security Engineer

Company: Barclay Simpson Corporate Governance Recruitment
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Location: London
Job Description:

Job Description

Job reference: SS/44960Sector: Commerce and IndustryRegion: LondonSpecialisms: IT Security JobsClosing date: 2026-10-25Growing commerce company seeks a Lead Security Engineer to join a small, high-trust security function to take ownership of meaningful security engineering projects from end to end.

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This is a broad generalist security engineering role in a Microsoft environment. You'll work across identity and access, Zero Trust, cloud security, vulnerability management, SIEM/detection and application security, with an early focus on improving SSO and access management, strengthening joiner/mover/leaver processes, reducing reliance on traditional VPN access and improving visibility across the application estate.

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We're looking for someone who enjoys building and improving security controls, automating manual processes and working closely with IT, Engineering and senior stakeholders. Experience across areas such as Entra ID, AWS/GCP, SIEM, vulnerability management, Zero Trust or security automation would be particularly relevant. A great opportunity for a strong Security Engineer ready to take broader technical ownership, or an existing Lead who still wants to remain hands-on. Hybrid (2-3 days in central London), up to 80,000 base + bonus + bens.

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There is no visa sponsorship available unfortunately.

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Posted: October 2nd, 2026