Security IAM Architect / Specialist UK Government Outside IR35 550- 600RemoteStart ASAP6 month contractSR2 is working with a consultancy supporting the delivery of a major central government data transformation programme. They are looking for an experienced Security Identity and Access Management Specialist to help design the security architecture for a large-scale federated data-sharing platform.You''ll play a key role in shaping how organisations securely discover, access and share data, leading the design of identity, access control and policy enforcement capabilities across a complex, multi-organisation ecosystem. Working closely with architects, developers and governance teams, you''ll translate security, risk and business requirements into scalable, practical technical solutions.Requirements:Strong security architecture experience delivering complex enterprise or federated platforms.Deep knowledge of Identity and Access Management (IAM), federated identity and Zero Trust principles.Experience designing Attribute-Based Access Control (ABAC) solutions and policy-as-code using Open Policy Agent (OPA).Strong understanding of OAuth2, OpenID Connect (OIDC), SAML and SCIM.Experience securing cloud-native, API-driven and distributed systems.Knowledge of threat modelling, security non-functional requirements and security assurance.Experience integrating with enterprise identity providers and IAM platforms.Ability to produce high-quality security architecture and design ..... full job details .....