Senior JVM Software Engineer with Keycloak

Inetum Polska is part of the global Inetum Group and plays a key role in driving the digital transformation of businesses and public institutions. Operating in cities such as Warsaw, Poznan, Katowice, Lublin, Rzeszow, Lodz the company offers a wide range of IT services. Inetum Polska actively supports employee development by fully funding training, certifications, and participation in technology conferences. Additionally, the company is involved in local social initiatives, such as charitable projects and promoting an active lifestyle. It prides itself on fostering a diverse and inclusive work environment, ensuring equal opportunities for all.

Globally, Inetum operates in 19 countries and employs over 28,000 professionals. The company focuses on four key areas:

• Consulting (Inetum Consulting): Strategic advisory services that help organizations define and implement innovative solutions.
• Infrastructure and Application Management (Inetum Technologies): Designing and managing IT systems tailored to clients’ individual needs.
• Software Implementation (Inetum Solutions): Deploying partner solutions from industry leaders like Microsoft, SAP, Salesforce, and ServiceNow.
• Custom Software Development (Inetum Software): Creating unique software solutions to meet specific client needs.

With strategic partnerships with major technology giants, including Microsoft, SAP, Salesforce, and ServiceNow, Inetum delivers advanced technological solutions tailored to customer requirements. In 2023, Inetum reported revenues of €2.5 billion, underscoring its strong position in the digital services market.

Inetum distinguishes itself by offering a comprehensive range of benefits that meet the diverse needs of employees, providing flexibility, support and commitment. Here's what makes working at Inetum unique:

Flexible and hybrid work:

• Flexible working hours.
• Hybrid work model, allowing employees to divide their time between home and modern offices in key Polish cities.

Attractive financial benefits:

• 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.

Professional development and team support:

• 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.

Community and Well-Being:

• 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.

We are looking for an experienced Java Developer with strong expertise in Keycloak, covering both back-end and front-end aspects.

You will be responsible for the technical implementation and continuous development of Keycloak-based solutions, including client integrations, security and authentication concepts, frontend customizations, and the delivery of business requirements in close cooperation with stakeholders.

On-call duty: 1 week per month.

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.

• 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 have:

• 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.