On behalf of the MOD, we are looking for a Principal Security Architect (Inside IR35) contract until 31st March 2027 based hybrid in Corsham or London (occasional onsite attendance as required). As Principal Security Architect, you will play a key role in shaping and assuring the security of complex systems and services across the MOD. You will provide strategic security leadership, influence enterprise level decisions and work closely with senior stakeholders to ensure security is Embedded throughout major transformation programmes. Working across multiple projects and technologies, you will drive security best practice, support risk based decision making and help define the long term security architecture vision for the organisation. As a Principal Security Architect, your main responsibilities will be to:. Work on projects with high strategic impact, setting a strategy that can be used in the long term and across the breadth of the organisation.. Communicate with a broad range of senior stakeholders and be responsible for defining the vision, principles and strategy for security architects.. Recommend security design across several projects or technologies, up to an organisational or inter-organisational level.. Have a deep and evolving level of technical expertise, so you can act as an exemplar.. Make and influence important business and architectural decisions.. Research, identify, validate and adopt new technologies and methodologies.. Be a recognised expert and ..... full job details .....