Security Architecture Consultant (Cryptography & Quantum Security)
PA Consulting · London, England ·
Overview In this role, you help clients navigate the transition to quantum-safe cryptography and embed cryptographic agility across their landscapes. You'll work with experts in cybersecurity, quantum tech, and critical infrastructure to assess exposure, plan migrations, and shape secure, future-ready architectures.
You'll contribute to a growing quantum and cryptography community within a trusted, inclusive environment. This is a hands-on, advisory role that combines technology delivery with market-shaping impact. Pay / Benefits Private healthcare for you and family 25 days annual leave (+ 0.5 day Christmas Eve) Generous pension Annual performance-based bonus PA share ownership Cycle to work and tax-efficient benefits Responsibilities Security architecture and secure-by-design activities Cryptography and PKI advisory work PQC readiness assessments and migration planning Cryptographic discovery and inventory Cloud, enterprise and technology transformation programmes Client workshops and stakeholder engagement Development of PQC propositions, methods and thought leadership Support for bids and business development activity Key requirements Security architecture experience Applied cryptography, PKI, key management or related cybersecurity experience Understanding of public key cryptography, certificates and trust services Experience producing assessments, roadmaps and technical recommendations Strong consulting, communication and stakeholder engagement skills Ability to communicate complex technical topics to senior business and technology stakeholders Strong communication Stakeholder management Consulting mindset Security architecture Applied cryptography PKI and key management