IAM Backend Engineer - 19819

Assignment Description

We are looking for a Senior Java Backend Engineer with strong IAM expertise to design, build and operate authentication and authorization services for a large-scale identity platform.

The role focuses on Java, Keycloak, OAuth 2.0, OpenID Connect, SAML and microservices, with responsibility for secure, scalable and reliable identity solutions.

What You Will Work On

• Design, build and operate IAM capabilities using Keycloak and Java microservices
• Customize Keycloak through SPIs, providers, user federation and themes
• Implement authentication and authorization flows using OAuth 2.0, OpenID Connect, SAML and MFA
• Work with social and enterprise identity federation
• Implement secure token handling and session management
• Contribute to threat modeling, security best practices and compliance
• Own production services throughout their lifecycle
• Work with deployment, observability and incident response
• Collaborate with product, security and platform teams
• Build reliable and scalable identity solutions

What You Bring

• Strong Java backend development experience
• Experience building and operating microservices in production
• Hands-on experience with Keycloak, including SPIs and providers
• Deep knowledge of OAuth 2.0, OpenID Connect, JWT and SAML
• Experience with distributed systems and microservices
• Strong database knowledge, including PostgreSQL
• Experience with caching technologies such as Infinispan or Redis
• Experience with Docker, Kubernetes and CI/CD
• Experience with AWS or Azure
• Security-first mindset
• Experience supporting audits and compliance requirements

Meritorious

• Experience with CIAM at scale
• Experience with identity resolution or account deduplication
• Experience with WebAuthn/FIDO2/passkeys
• Knowledge of Zero Trust architectures or PKI
• Experience with Kafka and event-driven architectures
• Experience with Prometheus, Grafana or OpenTelemetry
• Experience working with large-scale identity platforms

Interested? Please share your updated CV at cv@veritaz.se to proceed further.