Junior Software Engineer (Java) job opportunity at Sopra Steria.



Date2026-03-13T07:57:16.312Z bot
Sopra Steria Junior Software Engineer (Java)
Experience: General
Pattern: Full-time
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degreeGeneral
loacation Katowice ul. Żelazna 10, 40-851, Katowice, Poland
loacation Katowice ul. Ż..........Poland
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Job DescriptionWe are looking for a Junior Software Engineer (Java) to join Sopra Steria Polska and support the development team responsible for integrating the Simpl-Open middleware into the Language Data Space (LDS) ecosystem. In this role, you will contribute to software development, technical integration, configuration, testing, deployment support, and operational troubleshooting. You will collaborate closely with senior engineers, architects, and technical leads as part of a cross-functional engineering team delivering interfaces and runtime integrations between LDS components and Simpl-Open services.Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​Implement backend services, API integrations, and technical adapters under the guidance of senior engineers.Configure and integrate identity, authentication, authorization, and connector-related services.Develop and maintain integration logic for metadata exchange, catalogue interfacing, and validation flows.Support vocabulary-related interoperability, mappings, and configuration tasks.Prepare and execute technical tests, including integration tests, deployment verification, and regression checks.Investigate incidents, defects, and integration issues in development and test environments.Contribute to CI/CD activities, containerised deployments, and runtime support tasks.Produce concise technical documentation, configuration notes, and implementation handover material. Tech stack on the project:​REST APIs, Keycloak, OAuth 2.0, OpenID Connect, Java, Spring Boot, JSON, YAML, OpenAPI, Docker, Kubernetes.

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