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DEVELOPER Sheffield, UK | 3 days on‑site | £450/day | Inside IR35 Key Points: • Identity orchestration (provisioning, de‑provisioning, lifecycle automation), • API development (REST, auth integration, secure backend services), • Event‑driven workflows (Pub/Sub pipelines, Cloud Functions, Cloud Run), • Terraform & IaC for IAM, APIs, Pub/Sub, workloads, • Strong skills in Python/Go/Java/Node.js, • OAuth2, OIDC, JWT, SAML, federation expertise, • Cloud‑native API deployment (GCP), • Troubleshooting distributed identity & access workflows, • Collaboration with Security, DevOps, Engineering, • Nice‑to‑have: GCP certs, Okta/Azure AD, Kubernetes, Vault, compliance frameworks JOB DESCRIPTION We are seeking a highly skilled Application Developer to build secure, scalable identity and access workflows on Google Cloud Platform. You will design and implement identity lifecycle automation, develop secure RESTful APIs, and build event‑driven pipelines using Pub/Sub, Cloud Functions, and Cloud Run. The role involves creating Terraform modules, integrating with authentication services, and ensuring robust API security, performance, and observability. You will collaborate closely with Cloud Security, DevOps, and Engineering teams to troubleshoot identity workflows, support audits, and drive best practices across IAM, API development, and cloud‑native architectures. Strong programming skills, deep knowledge of modern identity standards, and experience with event‑driven systems are essential. REQUIREMENT Technical Expertise • Hands‑on experience with modern identity orchestration tools (Auth0 Actions, Okta Workflows, WorkOS, SlashID)., • Strong backend engineering skills using Python, Go, Java, or Node.js., • Proven ability to design and deploy cloud‑native APIs on GCP (Cloud Run, Cloud Functions, GKE)., • Deep understanding of event‑driven systems, Pub/Sub pipelines, and automated workflow processing., • Solid grasp of OAuth2, OIDC, JWT, SAML, and identity federation models., • Proficiency with Terraform or similar IaC frameworks., • Experience with API gateways, reverse proxies, or service mesh technologies. Soft Skills • Strong analytical mindset with excellent debugging and root‑cause analysis skills., • Clear communicator who thrives in cross‑functional collaboration., • Ownership‑driven, security‑first approach with meticulous attention to detail., • Comfortable working in a fast‑paced, agile engineering environment. Nice-to-Have • GCP certifications (Cloud Security Engineer or Cloud Architect)., • Experience with additional IdPs (Okta, Azure AD, Ping Identity)., • Familiarity with Kubernetes, especially GKE RBAC and workload identity., • Knowledge of secrets management tools (Secret Manager, Vault)., • Understanding of compliance frameworks (SOC2, ISO 27001, PCI, HIPAA). Education • Degree in Computer Science, Engineering, Information Security, or equivalent hands‑on experience.