Cyber Security Engineer

Reference: 001_1788357015

Cyber Security Engineer

Secure by Design & Security Platforms

6-Month Contract | Inside IR35 | London 1-2 Days Per Week

We're seeking a hands-on Cyber Security Engineer to embed Secure by Design principles across technology programmes while helping improve and optimise a suite of enterprise security platforms.

This is an excellent opportunity for a security professional who enjoys working across architecture, engineering and delivery teams, influencing projects from inception through to deployment while providing practical, pragmatic security guidance.

Key Experience

✅ Secure by Design & Security Assurance
✅ Security Architecture & Design Reviews
✅ Threat Modelling & Risk Identification
✅ Microsoft Security Stack (Identity, Endpoint, Cloud & Monitoring)
✅ Security Platform Configuration & Support
✅ Security Standards, Controls & Governance
✅ Vendor & Security Tool Management
✅ Stakeholder Engagement Across Engineering & Delivery Teams

What You'll Be Doing

  • Embed security into projects and programmes from day one
  • Conduct security design reviews and lightweight threat modelling
  • Drive security assurance throughout the delivery lifecycle
  • Enhance configuration, adoption and effectiveness of security platforms
  • Support onboarding and implementation of new security tooling
  • Act as a key liaison between Security, Architecture, Engineering and Delivery teams
  • Develop practical standards, templates and guidance to improve secure-by-design outcomes
  • Manage platform-related requests, vendor engagement and continuous improvement initiatives

Ideal Background

  • Strong experience delivering Secure by Design outcomes within complex enterprise environments
  • Experience reviewing solution architectures and identifying pragmatic security controls
  • Hands-on experience with Microsoft security technologies
  • Exposure to cloud, infrastructure, applications and integration security
  • Experience supporting or administering security tooling and platforms
  • Ability to operate independently and quickly add value in a fast-paced environment

Desirable

  • Security Architecture or Engineering background
  • IAM technologies such as One Identity, Delinea or StrongDM
  • Experience within regulated, utilities, energy or critical infrastructure environments

A great opportunity for a delivery-focused security contractor to influence major technology initiatives, improve security engineering practices and help drive a Secure by Design culture across a large and complex organisation.

GCS is acting as an Employment Business in relation to this vacancy.

£550.00 - £650.00
Per day
GBP550 - GBP650 per day
Added 02/09/2026
Reference: 001_1788357015

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