IT Business Analyst

Job Applicant Privacy Notice Publication Date: Aug 13, 2026 Ref. No: 549693 Location: About Atos Group Atos Group is a global leader in digital transformation with c. 56,000 employees and annual revenue of c. €7.2 billion (at the go-forward perimeter), operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates. Atos SE listed on Euronext Paris. The purpose of Atos Group is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space. IT Business Analyst B2B Contract | 100% Remote - Poland About the Role We are looking for an experienced IT Business Analyst to support an ongoing IT project for a client in the railway sector . Your work will focus on refining business processes based on previously conducted analysis and delivering key analytical artefacts: mockups, backlog, use cases, test scenarios, and technical documentation. Responsibilities Refine business processes using prepared analytical materials and prior analysis outputs Create and maintain mockups (wireframes) and product backlog Develop use cases and test scenarios Create and update analytical and technical documentation Verify data using SQL/JSON Requirements Technical Minimum 5 years of experience as a Lead IT Business Analyst, with a proven track record Knowledge of Angular and .NET technologies, including high availability mechanisms Familiarity with modern frontend, backend, UI/UX frameworks and database solutions Proficiency in UML 2.5.1, ArchiMate 3.1, and BPMN 2.0 notations Minimum 2 years of hands-on experience with Sparx Enterprise Architect Working knowledge of Jira and Azure DevOps Basic knowledge of SQL/JSON for data verification Fluent Polish – minimum C2 level, spoken and written Work Model Preferred availability: Immediate or within 2 weeks Work mode: 100% remote Cooperation model: B2B Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all. Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment. Choose your future. Choose Atos.