IAM Design SME (Zero Trust & Cloud Architecture)

Job title: IAM Design SME (Zero Trust & Cloud Architecture) Rate: £540 per day Location: Sheffield - 3 days per week Contract: 6 months rolling We're looking for an experienced IAM Design SME to join a major transformation programme at a leading UK bank, delivering next-generation Identity and Access Management (IAM) capabilities. This is a high-impact opportunity to take technical ownership of identity architecture, define secure cloud-native solutions and influence how identity services are designed, integrated and delivered across a complex global enterprise. You'll act as a technical authority across the programme, translating complex security, business and regulatory requirements into robust, scalable and supportable designs. You'll be responsible for: * Producing end-to-end High-Level and Low-Level Designs (HLDs/LLDs). * Defining IAM architecture across Human, Agent and Workload Identity. * Designing Zero Trust, authentication, authorisation and federation solutions. * Developing cloud-native architectures across GCP, Kubernetes and service mesh environments. * Defining secure API, service-to-service authentication and event-driven integration patterns. * Designing Policy-as-Code, PKI, certificate lifecycle and secrets management solutions. * Driving architecture governance, design assurance and technical decision-making across multiple workstreams. * Working closely with architects, engineering teams and senior stakeholders to deliver production-ready solutions. Expereince: We're looking for someone with strong enterprise-level design experience and a proven track record delivering complex IAM or security architecture. Key experience includes: * Enterprise Architecture and Identity & Access Management (IAM). * Authentication, authorisation, federation and OIDC, OAuth2, SAML and SCIM. * Zero Trust, Agent Identity and Workload Identity. * GCP, Kubernetes, service mesh and cloud architecture. * API security, event-driven architecture and Policy-as-Code (OPA/Cedar). * PKI, certificates, secrets management and DevSecOps/CI/CD. * High availability, resilience and security architecture. * Architecture governance, stakeholder engagement and technical leadership. If you're an IAM design specialist who can bridge enterprise architecture, identity security and hands-on engineering design, please feel free to submit your CV JBRP1_UKTJ