Lead Cyber Security Consultant (Defence)

As a Lead Cyber Security Consultant, you'll take ownership of multiple client engagements, delivering expert advice across governance, risk, compliance, and Secure by Design practices.

You'll work closely with senior stakeholders to assess risk, define security controls, deliver assurance activities, and support secure architecture across complex, high-profile systems.

This is a hands-on, strategic role that combines leadership, client engagement, and technical depth.

Key Responsibilities

• Lead Secure by Design and security assurance activities across MOD and Public Sector programmes
• Support and guide the application of risk management frameworks, ISMS, and Enterprise Security Risk Management
• Conduct and lead workshops with technical and business stakeholders
• Produce clear, actionable reporting on risk, vulnerabilities, and remediation
• Provide pragmatic, proportionate recommendations aligned to business goals
• Support secure design across cloud and on-premise platforms
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• Strong background in Technical/Security Architecture or Governance, Risk & Compliance
• Experience working in Defence / MOD environments
• Strong analytical and communication skills, with the ability to influence senior stakeholders
• Passion for continuous learning and high-quality security outcomes

Desirable Knowledge

• SAC (Security Assurance Coordinator) or Delivery Team Security Lead experience
• MOD/GDS Secure by Design

Familiarity with:

• JSP440, JSP604/453, JSP490
• Supplier Chain Assurance
• GDPR, PCI DSS, ICO
• ISO 27001, NIST CSF, CIS Controls v8

Skills in:

• Threat modelling (kill chain, attack trees, etc.)
• Cloud security (AWS, Azure), containerisation, firewalls
• Secure SDLC
• HLD/LLD review
• ITHC scoping and remediation

Certifications (Highly Desirable)

• CIISEC
• UK Cyber Security Council registration (Chartered or Principal)
• AWS/Azure Security (Professional)
• CCSP, CISSP, CISM
• ISO 27001 Lead Auditor

Security Vetting / Clearance

• Active and transferable DV clearance is essential
• Must be a sole British National and UK-based

• Competitive salary and benefits package
• Private healthcare & wellbeing support
• Flexible working (remote with travel)
• Career pathways, mentoring and continuous learning
• Inclusive, supportive culture

Interested?

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