Job Specifications
Director of Security - Contract (Hybrid, Leeds)
Location: Leeds (Hybrid - 4 days onsite per week)
Duration: 6-Month Contract
Rate: PS550/day (Contract)
About the Opportunity
We are seeking an experienced Director of Security to lead the design, implementation, and governance of security programs across advanced technology environments -- including AI, blockchain, and cloud. This is a strategic, high-impact leadership role suited to a security professional with deep technical expertise, business acumen, and the ability to drive transformation across complex digital ecosystems.
The Role
As Director of Security, you'll define and execute comprehensive cybersecurity strategies across diverse platforms, ensuring alignment with global standards and regulatory frameworks. You'll be responsible for leading teams, managing risks, and implementing advanced controls to safeguard infrastructure, data, and applications.
Key Responsibilities
Define and implement enterprise-wide security strategies across AI, blockchain, and cloud environments.
Establish robust security frameworks and governance aligned with ISO 27001, NIST, and SOC2 standards.
Lead incident response, risk management, and threat modeling initiatives.
Build, mentor, and develop a world-class security and compliance team.
Safeguard AI models, training data, and ML pipelines from data poisoning, model theft, and adversarial attacks.
Apply privacy-preserving techniques such as encryption, anonymization, and federated learning.
Oversee smart contract security audits, on-chain monitoring, and protocol risk assessment.
Protect digital assets across wallets, custody solutions, and exchange mechanisms.
Collaborate with external partners on bug bounty programs and protocol testing.
Strengthen cloud and container security across AWS, Azure, and GCP environments.
Integrate security by design into product and software development lifecycles (SSDLC).
Enhance DevSecOps pipelines and enforce zero-trust network principles.
Ensure compliance with GDPR, SOC2, PCI-DSS, and crypto-specific regulations.
Manage third-party risk assessments and security reviews.
Partner with legal and compliance functions to implement KYC/AML safeguards.
Essential Experience & Skills
15+ years of progressive experience in Information Security, with at least 7-8 years in Cybersecurity leadership roles.
Proven success in developing and executing cybersecurity strategies and managing large security programs.
Deep expertise in blockchain protocols, smart contracts (Solidity, Rust), cryptography, and secure custody systems.
Strong understanding of cloud security, DevSecOps, and secure software development practices.
Experience in AI/ML security, including model integrity and data protection.
Preferred certifications: CISSP, CISM, CISA, OSCP, CEH, CCSK, or Blockchain Security certifications.
Desirable Attributes
Exceptional communication and stakeholder engagement skills.
Strategic thinker with the ability to anticipate emerging security risks.
Strong analytical, diagnostic, and problem-solving capabilities.
Proven leadership and mentoring experience.
Adaptable, detail-oriented, and able to thrive in dynamic environments.
If this is relevant, please apply with your CV and we will be in touch.