Salary: £80,000 - 80,000 per year Requirements: We are looking for candidates with expertise in PKI technologies and standards such as X.509, SSL/TLS, and S/MIME. A strong understanding of cryptographic algorithms, key management, and code signing is essential. You should have hands-on experience with tools like Keyfactor Command, Venafi TLS Protect, AppViewX CERT, EJBCA, Microsoft AD CS, and HSMs (Thales Luna, EnTrust nCipher, Fortanix DSM). Experience with cloud infrastructure (AWS, Azure) is also required. Familiarity with regulatory frameworks such as NIST and GDPR is important, along with proficiency in technical documentation using MS Word, Visio, PowerPoint, and Excel. Lastly, we value strong stakeholder engagement and communication skills. Desirable qualifications include CISSP, CISM, CompTIA Security, or a recognized vendor certification. Responsibilities: In this role, you will lead technical discussions and engage with clients during the pre-sales process, helping to develop proposals and educate stakeholders on PKI. You'll be responsible for designing and implementing PKI solutions, overseeing CA/RA setups, and ensuring compliance with relevant standards. You'll also focus on innovation and improvement by creating design patterns, conducting reviews, and refining solution delivery. Additionally, you will mentor junior team members and support our hiring process through your professional network. Technologies: AWS Azure Cloud Cryptography Support Network Security Architect More: We offer a remote-first or hybrid working environment with occasional travel for client meetings in the U.K. This is an exciting opportunity to work with a leading technology firm, where you will be at the forefront of designing, implementing, and supporting cutting-edge Public Key Infrastructure (PKI) solutions for high-profile clients. To be eligible for this role, active SC or DV Clearance is required. If you are passionate about cryptography and PKI and are ready to take the next step in your career, we would love to hear from you. last updated 11 week of 2026