Senior JVM Software Engineer with Keycloak

Inetum Polska

18h•Hybrid

About The Position

Inetum Polska, part of the global Inetum Group with over 28,000 professionals across 19 countries, drives digital transformation through IT services, including Consulting, Infrastructure and Application Management, Software Implementation, and Custom Software Development. The company reported €2.5 billion in revenues in 2023 and emphasizes employee development, diversity, and social initiatives. This role is for an experienced Java Developer with strong expertise in Keycloak, focusing on both back-end and front-end aspects. The successful candidate will be responsible for the technical implementation and continuous development of Keycloak-based solutions, encompassing client integrations, security and authentication concepts, frontend customizations, and delivering business requirements in collaboration with stakeholders. The position also requires one week of on-call duty per month.

Requirements

Strong experience in Java (17+) and modern backend development
Solid knowledge of Keycloak and identity & access management (OpenID Connect, REST)
Experience with containerized and cloud-native environments (Docker, Kubernetes, Helm)
Hands-on experience with CI/CD pipelines (Jenkins)
Good understanding of SQL databases and HTTP-based architectures
Familiarity with modern frontend technologies (HTML, CSS, JavaScript)

Nice To Haves

Experience with Spring Boot 3.x and infrastructure-as-code tools (e.g. Terraform).
Knowledge of monitoring and quality tools such as Grafana, Prometheus, Sonar.
Experience with PostgreSQL and dependency/security tracking tools.
Familiarity with template engines such as Freemarker.

Responsibilities

Design, implement, and maintain Keycloak solutions.
Develop and customize authentication and authorization mechanisms.
Implement security and identity concepts based on OpenID Connect.
Integrate Keycloak with client applications.
Develop and maintain backend services in Java.
Customize Keycloak frontend (themes, UI).
Support CI/CD pipelines and DevOps processes.
Monitor and troubleshoot applications in production environments.

Benefits

Flexible working hours.
Hybrid work model, allowing employees to divide their time between home and modern offices in key Polish cities.
A cafeteria system that allows employees to personalize benefits by choosing from a variety of options.
Generous referral bonuses, offering up to PLN6,000 for referring specialists.
Additional revenue sharing opportunities for initiating partnerships with new clients.
Ongoing guidance from a dedicated Team Manager for each employee.
Tailored technical mentoring from an assigned technical leader, depending on individual expertise and project needs.
Dedicated team-building budget for online and on-site team events.
Opportunities to participate in charitable initiatives and local sports programs.
A supportive and inclusive work culture with an emphasis on diversity and mutual respect.