CBSbutler Holdings Limited trading as CBSbutler seeks a Senior Security Architect to lead end-to-end security architectures for complex, mission-critical systems in a highly regulated defence environment. The role is a 12-month rolling contract, full-time onsite in Basingstoke, Hampshire, offering a daily rate of £700-£750 outside IR35.

Active UK MOD DV Clearance is required, with experience in MOD/Defence, national security or similarly secure government settings.