Web Developer jobs in United Kingdom

PKI Architect – Defence & Government | Contract | £450–£500/day | Remote with Travel

Are you a seasoned PKI specialist ready to take on a high-impact role within secure government and defence environments?

We’re on the lookout for a PKI Architect to join a well-established team delivering cutting-edge, high-assurance network services. This is a contract opportunity offering remote working with occasional travel to client sites and secure facilities in Basingstoke and beyond.

• Leading the design and delivery of secure PKI solutions for Defence and Central Government clients.
• Collaborating with solution and security architects to ensure robust, scalable, and compliant infrastructure.
• Acting as a subject matter expert across major technical projects, from high-level design to hands-on implementation.

• Deep expertise in PKI and cryptographic solution design.
• Strong experience with Microsoft Certificate Services (CA, NDES, CEP/CES, AD DS).
• Advanced knowledge of SSL certificate management, including tools like OpenSSL and Certutil.
• Hands-on experience with Hardware Security Modules (HSMs) – ideally Thales – and Key Management Servers (KMS).
• Proven capability in cloud-based PKI architecture (Azure or AWS).
• Ability to produce both High-Level and Low-Level Designs for secure environments.

• Start Date: ASAP
• End Date: 12 Months
• Rate: £450–£500/day
• Clearance Level: Orange
• Location: Primarily remote, with occasional travel to client and secure sites

If you’re ready to make a difference in national security and work on mission-critical infrastructure, we’d love to hear from you.