Head of information security governance (Deputy CISO)

Reading - 4 days onsite
12-month contract (high likelihood of extension)
£121.77 per hour (Umbrella, Inside IR35) - approx. £901/day
SC clearance required to start | DV highly desirable | Sole British (UK Eyes Only)

Helping define strategy

Building governance foundations

Influencing security culture, architecture, and global collaboration

Leaving a Legacy that will shape defence security for decades

This isn't just another contract - it's a chance to help build a world-class security organisation from day one.

As Head of Information Security Governance/Deputy CISO, you will play a pivotal leadership role within a growing 140-person security function, leading a multinational team of 20-30 specialists.

You will be empowered to drive transformation across the JV, championing Secure-by-Design, threat-led security, cyber strategy, and governance across cutting-edge digital engineering environments and international collaboration platforms.

Key responsibilities include:

• Driving adoption and sustainment of the JV cyber security strategy and pioneering new approaches to security.

• Designing and deploying a threat-led approach across high-assurance digital engineering environments.

• Leading Cyber Policy services and ensuring security is Embedded through all project life cycles.

• Facilitating JV cyber incident response activities.

• Supporting creation of security policy for product and supply chain cyber security.

• Championing and maturing Secure by Design assurance methodology.

• Serving as a senior security voice across the JV, promoting visibility, advocacy, and innovation.

• Managing internal regulatory documentation related to classified/exclusive information.

• Defining the cybersecurity baseline for compliance and managing policy exceptions.

Knowledge & Experience

• Exceptional senior stakeholder management skills.

• Experience leading technical cyber teams across multiple geographies/time zones.

• Ideally, experience operating across multinational government and industry groups.

Qualifications

• Professional accreditation such as Chartered Cyber Security Professional (ChCSP) or the experience to attain it.

• CISSP, Security+, CISA etc. desirable but not essential.

• Bachelor's degree or equivalent security experience.

Clearance Requirements

• DV clearance strongly preferred due to the nature of the work.

• Must hold SC clearance to start.

• UK Eyes Only Sole British nationals only.