IAM Design SME (Zero Trust & Cloud Architecture)
CBSbutler Holdings Limited trading as CBSbutler IAM Design SME (Zero Trust & Cloud Architecture)
Summary
Contract IAM Design SME (6-month rolling, £540/day) on a major UK bank's identity transformation programme: writing HLDs/LLDs for Zero Trust, federation (OIDC/OAuth2/SAML/SCIM), GCP/Kubernetes/service mesh, Policy-as-Code, PKI and secrets management. Hybrid — three days per week onsite in Sheffield.
Salary: £? - ? per year
Requirements:- Strong enterprise-level design experience and a proven track record delivering complex IAM or security architecture.
- Enterprise Architecture and Identity & Access Management (IAM) experience.
- Experience with authentication, authorisation, federation, OIDC, OAuth2, SAML and SCIM.
- Knowledge of Zero Trust, Agent Identity and Workload Identity.
- Experience with GCP, Kubernetes, service mesh and cloud architecture.
- Experience with API security, event-driven architecture and Policy-as-Code (OPA/Cedar).
- Knowledge of PKI, certificates, secrets management and DevSecOps/CI/CD.
- Experience with high availability, resilience and security architecture.
- Experience with architecture governance, stakeholder engagement and technical leadership.
- Produce end-to-end High-Level and Low-Level Designs (HLDs/LLDs).
- Define IAM architecture across Human, Agent and Workload Identity.
- Design Zero Trust, authentication, authorisation and federation solutions.
- Develop cloud-native architectures across GCP, Kubernetes and service mesh environments.
- Define secure API, service-to-service authentication and event-driven integration patterns.
- Design Policy-as-Code, PKI, certificate lifecycle and secrets management solutions.
- Drive architecture governance, design assurance and technical decision-making across multiple workstreams.
- Work with architects, engineering teams and senior stakeholders to deliver production-ready solutions.
- Take technical ownership of identity architecture and translate security, business and regulatory requirements into robust, scalable and supportable designs.
- API
- CI/CD
- Cloud
- DevSecOps
- GCP
- IAM
- Kubernetes
- SAML
- Security
- Architect
More:
We are seeking an IAM Design SME to join a major transformation programme at a leading UK bank, delivering next-generation Identity and Access Management capabilities. This high-impact role offers technical influence over how identity services are designed, integrated and delivered across a complex global enterprise. The contract is six months, rolling, at £540 per day, with three days per week in Sheffield.
last updated 45 week of 2026