Senior Functional Analyst - HR

Arηs Group – part of Accenture - is a market leader in the management of complex IT projects and systems. Founded in Luxembourg in 2003, we have grown to encompass 12 entities worldwide, employing over 2,500 employees in Luxembourg, Belgium, Greece, Italy, Portugal and Bulgaria. With our focus on getting things done, we help our clients achieve their goals with best-of-breed solutions, superior execution and exceptional services. We offer bespoke software development, data science, infrastructure, digital trust and mobile development to government institutions at national and European level, telecom providers, and financial institutions, among others. Our bold company culture is built around working hard and playing hard, with a flat and agile structure that lends itself to efficiency and employee empowerment. We value our diverse workplace of close-knit teams and provide a place where everyone can be supported to learn and evolve. ARHS Group – part of Accenture- is looking for a hands-on Functional Analyst HR to reinforce a dynamic ICT team working on a large-scale HR transformation program. You will play a key role in the delivery of a HR Connector platform (AWS serverless), enabling seamless integration between multiple HR systems (payroll, time management, LMS, recruitment). You are a pragmatic and hands-on Functional Analyst with a strong delivery mindset You quickly integrate into ongoing projects You take ownership end-to-end, from analysis to implementation follow-up and testing You proactively contribute to user story definition and refinement with the Product Owner and team You are comfortable challenging external partners and collaborating across technical teams (infrastructure, architecture, security, B2B) You demonstrate: Strong analytical and problem-solving skills Excellent communication and stakeholder management A results-driven mindset with focus on quality and deadlines You are fluent in Dutch and have a good understanding of the other national language Technical skills Proven experience as a Functional Analyst, within the HR domain Solid understanding of HR systems such as payroll, time management, LMS, and recruitment tools Strong technical affinity (integration concepts, APIs, data flows, etc.) Experience with complex system integrations (point-to-point or platform-based) Familiarity with Agile / Scrum methodology Ability to: Perform functional and impact analyses Support implementation and configuration Contribute to testing and validation Assist with operational support (incident & ticket resolution) Work Environment Hybrid setup: 3–4 days remote work Minimum 1 day/week on-site (Schaerbeek area)