Keycloak Senior Developer

21st September, 2026

• Sydney based
• Permanent Full-Time
• Mandatory: Current security clearance

The Opportunity We are seeking an experienced Senior Keycloak Developer to deliver secure identity and authentication solutions across a complex distributed environment.
Working closely with the Technical Lead, you will develop advanced Keycloak configurations and extensions, including realm and client designs, authentication flows, Single Sign-On and identity integrations.
Key Responsibilities:

• Configure and extend Keycloak across OIDC, OAuth 2.0, SAML, SSO and identity brokering.
• Develop Keycloak patterns for multi-site and multi-environment deployments.
• Integrate identity sources, including LDAP-based federation.
• Configure token and claims mapping to meet application requirements.
• Implement MFA and certificate-based authentication.
• Support configuration-as-code, version control, promotion and auditing.
• Conduct peer reviews and troubleshoot authentication flows, tokens and integrations.
• Support secure configuration, logging, auditing and backup and restore testing. Keycloak S re_Perm_JD PDF

Skills Required:

• At least four years' experience in IAM or security engineering.
• At least three years' hands-on Keycloak experience.
• Strong experience with OIDC, OAuth 2.0 and SAML integrations.
• Excellent troubleshooting skills across authentication flows, federation and tokens.
• Experience working with distributed authentication platforms.
• Strong communication and engineering standards.

Mandatory Requirements:

• Current NV2 security clearance
• Ability to work on-site five days per week

To apply, click on the link.