Senior Software Security Architect – Cloud & Threat Modelling

Company: Quiet Capital
Apply for the Senior Software Security Architect – Cloud & Threat Modelling
Location: London
Job Description:

Nothing, a London-based technology company, is seeking an experienced application security leader to own the security lifecycle for our backend services and cloud platforms. You will define secure development standards and guide teams to build defensible architectures without slowing delivery.

Lead threat modelling across authentication, data protection and public interfaces, implement SAST/DAST/SBOM tooling, and drive encryption and runtime defenses.

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Posted: September 20th, 2026