Senior Security Architect: Lead Cyber Defense & Strategy

Company: Successfactors
Apply for the Senior Security Architect: Lead Cyber Defense & Strategy
Location: London
Job Description:

The Lead Security Architect at Post Office Ltd is a key member of the CISO team, responsible for delivering functional security strategies, designing and reviewing system architectures, and collaborating across the business to minimise risk.

You will drive security transformation, establish design principles, manage threat modelling, and foster inclusion and high performance within your teams, reporting to Head of Enterprise Security Architecture in a hybrid London setting.

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Posted: October 7th, 2026