Java Developer - IAM/API

£600 - £650 (Inside IR35)
Contract
Hybrid / Sheffield
Ref - 1653560

• Overview

  Java Developer - IAM/API

  Sheffield (1-2 days per month onsite)
  Inside IR35

  We're supporting a leading financial services client in hiring a Java-focused Application Developer to build secure, scalable identity and access solutions within a modern cloud environment.

  This role centres on Java API development, identity orchestration, and event-driven architectures, working closely with security and engineering teams to deliver robust IAM and data-driven solutions.

• Key Responsibilities

  • Design and develop secure, scalable RESTful APIs (Java) supporting identity and access workflows

  • Build and enhance identity lifecycle orchestration (provisioning, de-provisioning, access controls)

  • Develop event-driven solutions using Pub/Sub for Real Time identity and security workflows

  • Integrate APIs with authentication services (OAuth2, OIDC, JWT) and enterprise systems

  • Contribute to cloud-native microservices and Back End services (GCP preferred)

  • Implement automation and Infrastructure as Code (Terraform, CI/CD pipelines)

  • Troubleshoot and optimise IAM, API, and distributed system performance

• Competences

  • Strong Java development experience (essential) with a focus on API and Back End services

  • Experience building cloud-native applications and microservices architectures

  • Solid understanding of IAM/Identity concepts (OAuth2, OIDC, SAML, federation)

  • Experience with event-driven architectures (Pub/Sub or similar messaging systems)

  • Knowledge of data ingestion, transformation, and API-driven workflows

  • Familiarity with Terraform and cloud platforms (ideally GCP)

  Desirable

  • Experience with identity platforms (eg Auth0, Okta)

  • Exposure to Kubernetes/containerised environments

  • Understanding of security and compliance frameworks

  This is a great opportunity to work on cutting-edge identity and API solutions within a large-scale, complex environment, with a strong emphasis on Java engineering and secure system design.

  To arrange an immediate interview, please contact Ryan West today

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