Senior IT Business Analyst

Job Description At ARHS Group, part of Accenture, we are hiring a Senior IT Business Analyst (m/f) to bridge business needs and technical implementation within a European public-sector environment in Luxembourg. You will play a hands-on role in requirements analysis, backlog management, testing coordination, and functional support activities. THE WORK: Gather, analyze, and document detailed business and functional requirements for IT solutions. Translate business needs into user stories with clear acceptance criteria, aligned with Agile practices. Model processes and workflows (UML) to support automation and operational improvements. Act as the primary liaison between business stakeholders, Product Owners, and development teams. Manage and refine backlogs, ensuring requirements are complete, prioritized, and development-ready. Participate in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives. Design and validate test cases and participate in end-to-end testing activities. Coordinate and support User Acceptance Testing (UAT) and collect business sign-off on deliverables. Provide reporting on project progress, risks, and resource planning. Produce and maintain project documentation including business requirements, user manuals, and procedural guides. Support application operations and functional issue resolution when required. Onsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen collaboration. Our roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities. As an employer, we will be as flexible as possible to support your specific work/life needs. HERE’S WHAT YOU’LL NEED: Proven experience as a Senior IT Business Analyst in large financial institutions or European/international organizations. Strong background in SDLC, requirements gathering, and UML modeling . Experience working on e-banking and lending application projects . Solid experience in software testing , including writing test cases and coordinating UAT. Ability to produce clear documentation including business requirements, test scenarios, and user manuals in English. Strong skills in SQL and data quality-related activities . Proficiency with Microsoft Office (Word, Excel, MS Project) and tools such as Jira and SharePoint . Excellent written and spoken English (C1 level) ; French (B2 level) is an asset . Excellent stakeholder communication skills with the ability to work across technical and business teams. Experience working within Agile environments and backlog management processes. As part of our security and compliance procedures, candidates will be required to undergo a criminal background check prior to employment. Company Description Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development. Arηs Group was acquired by Accenture in July 2024.