Keycloak Specialist (IAM)

Responsibilities

• Maintenance and further development of identity and master data connections in test and production (OIDC Identity Provider for Entra ID, LDAP User Federation for AD, local user directory)
• Realm configuration including clients, organizations, user profiles, authentication flows, password policies, and account console
• Setup of new clients including necessary network adjustments, coordination with ISC, connection of AD or Entra ID clients, possibly import of user lists
• Adaptation of existing client configurations including migration of users existing in Keycloak
• Proactive checking and timely adoption of new Keycloak major and minor versions in coordination with technical operations (Materna)
• Execution of technical functional tests including network connections, accompanying acceptance tests
• CVE monitoring and application of mitigations, analysis and handling of errors in authentication and master data provisioning
• Handling of GDPR requests and topics, optionally creation, maintenance, and further development of Keycloak Extensions

Requirements

We look forward to your application or, if applicable, your recommendation of a suitable colleague. Please send your current profile in German or English to

Petra Haack

Team Lead Recruitment & Talent Acquisition

25 years Best in Class IT Recruitment

[contact removed]

www.varius-it.com

| VARIUS IT GmbH & Co. KG | An der Alster 62 | D-20099 Hamburg | HRA 100607 AG Hamburg | Managing Director: Matthias Feddersen |

• Very good Keycloak know-how (Must)
• Very good knowledge of OAuth2 and OIDC (Must)
• Very good knowledge of 2FA with TOTP and FIDO2 Passkeys (Must)
• Very good security knowledge and confident handling of CVEs (Must)
• Good knowledge of Active Directory and Entra ID (Must)
• Knowledge of network structures and connections (Must)
• ITIL knowledge (optional)
• Experience in developing Keycloak Extensions, Java/SPI (optional)
• Fluent German and good English skills

Project details

a.s.a.p.

31.12.2026, approx.

Essen / Remote / Project ID: 5456

Our client is one of the major IT service providers for statutory health insurance in Germany and operates the central applications for health insurance companies and their policyholders from Essen. As a Keycloak Specialist, you will manage and further develop Identity and Access Management based on Keycloak, onboard new clients, and work with technical operations to ensure a secure and up-to-date platform.

• Start: a.s.a.p.
• Duration: 31.12.2026, ca 40 PT
• Remote: remote
• Location: Essen, DE
• Languages: German