Cyber Product Architect

Hybrid - London | 2-Month Initial Contract | Outside IR35
Day Rate:
Competitive |

Start Date:

August 2026

We're looking for a senior Product Security Architect to join an initial two-month engagement, bringing cyber security architecture and product security expertise to a mix of client and internal work. This is a hands-on, secure-by-design role spanning embedded, connected, cloud and software products, not tied to any single sector or regulatory framework. If you thrive on threat modelling, secure architecture and translating standards into practical controls, this one's for you.

• Designing, reviewing and documenting secure product, system, application, cloud and infrastructure architectures, advising on IAM, authentication, cryptography, key management, network security, logging, monitoring and data protection.
• Leading and supporting threat modelling, attack surface analysis and risk assessments, including TARA to ISO/SAE 21434, from item definition through to attack feasibility rating and risk treatment.
• Defining and embedding security requirements across the secure development lifecycle, covering firmware, embedded systems, cloud services, APIs, CI/CD and software supply-chain security.
• Improving vulnerability intake, triage, remediation and reporting, plu...