Senior Software Java Engineer

Project description:

Join a mission-critical modernization initiative powering a global employee benefits platform.

We’re looking for a skilled Java Developer to play a key role in the development and maintenance of a multi-tenant, web-based benefits management system. This system supports extensive customization for our clients, including branding and localization features.

Main responsibilities:

• Contribute to the development and continuous enhancement of our core benefits management platform.
• Participate in a strategic project to replace the legacy IdentityServer3-based authentication system with a modern external identity provider (Keycloak).
• Define the architectural framework and deliver a proof of concept for the identity system migration.
• Analyze and document current authentication flows and requirements to ensure functional compatibility during transition.
• Collaborate with internal teams and stakeholders to define technical and security requirements for the new system.
• Evaluate integration strategies, user flows, and ensure seamless compatibility with existing infrastructure and applications.

Tech stack:

• Java 11–17
• Spring Framework 5 / Spring Boot / Spring Reactive
• MongoDB
• Kubernetes
• Keycloak (Identity Provider)
• Legacy IdentityServer3 (being replaced)

Requirements:

• Strong experience in Java (11–17) and Spring ecosystem (Boot, Reactive).
• Familiarity with MongoDB and containerized environments like Kubernetes.
• Experience or interest in identity and access management systems, particularly Keycloak.
• A proactive mindset for modernization, problem-solving, and delivering proof of concepts.
• Excellent collaboration and communication skills.