The Head of Security Architecture and Engineering leads the pillar responsible for designing and building the security foundations of the cloud-native platform. This role owns the security reference architecture, cloud security posture, identity and access management strategy, data security (including tokenisation and encryption), and the technical standards that the entire engineering organisation builds upon. The pillar operates as an internal platform team: it publishes self-service security capabilities, automated guardrails, and hardened defaults that enable product teams to build securely by default without needing deep security expertise for every design decision. The ideal candidate is a technically deep security leader who can set architectural direction, make pragmatic engineering trade-offs, and build a team that earns the trust and respect of platform and product engineers. This is the most technically demanding leadership role in the CISO function. You will be expe...