Cyber Security Architect & Engineering Lead — Zero Trust

Corriculo Ltd; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Corriculo Ltd is seeking a Cyber Security Architect to own the protective design across the technology estate for a London-based professional services firm. You will lead architecture reviews, run threat modelling sessions for major programmes, and provide senior technical oversight across detection engineering, monitoring, and incident response.

A core focus will be guiding responsible AI adoption, designing controls for AI agents and platforms such as Microsoft Sentinel and Microsoft 365

Qualifications

• Experience designing protective controls in a Microsoft-centric environment (M365/Entra ID/Defender XDR/Azure/Purview).
• Strong grasp of Zero Trust, cloud/identity architecture, endpoint protection, and application-layer concerns.
• Lead architecture reviews and threat modelling engagements, producing reference architectures and technical standards for complex environments.
• Hands-on capability across incident response, detection engineering, exposure management, and automating assurance workflows.
• Familiarity with ISO 27001, Cyber Essentials Plus, and NIST CSF.

Responsibilities

• Own the protective design across the full technology estate and translate business priorities into practical controls and standards.
• Lead architecture reviews and threat modelling for major programmes and high-risk integrations.
• Provide senior technical oversight across detection engineering, monitoring, and incident response.
• Help the organisation adopt AI tools responsibly by designing appropriate AI governance controls and platforms such as Microsoft 365 Copilot and Microsoft Sentinel.

Skills

Threat modelling

Architecture reviews

Leadership of architecture engagements

Incident response

Zero Trust

Cloud/identity architecture

Automation of assurance workflows

ISO 27001/Cyber Essentials/NIST CSF

Tools

Microsoft 365

Entra ID

Defender XDR

Azure

Purview

Job description

Corriculo Ltd is seeking a Cyber Security Architect to own the protective design across the technology estate for a London-based professional services firm. You will lead architecture reviews, run threat modelling sessions for major programmes, and provide senior technical oversight across detection engineering, monitoring, and incident response.

A core focus will be guiding responsible AI adoption, designing controls for AI agents and platforms such as Microsoft Sentinel and Microsoft 365