Senior Treasury Consultant, Brussels

As the world works and lives faster, FIS is leading the way. Our fintech solutions touch nearly every market, company and person on the planet. Our teams are inclusive and diverse. Our colleagues work together and celebrate together. If you want to advance the world of fintech, we’d like to ask you: Are you FIS? We are currently looking for a Senior Treasury Consultant to join our Professional Services team, supporting French‑speaking and international clients.About the role

As a Senior Consultant, you will be a key contributor to delivering complex treasury management system projects. You will act as a trusted advisor to clients, combining strong treasury functional expertise with deep product knowledge to successfully deliver upgrades, migrations, implementations, and transformation initiatives in international project environments.About the team

You will join a highly experienced Professional Services team delivering projects across Europe for large corporates and financial institutions. The team works closely with project managers, product experts, hosting teams, and global delivery centers, fostering a collaborative and knowledge‑sharing culture focused on quality delivery and client success.What you will be doing

Delivering upgrade, migration, and implementation projects of our Treasury Management System (Quantum), from design through go‑live Supporting version upgrades, including impact analysis, testing coordination, and go‑live support Configuring and supporting TMS modules such as Front Office, Cash&Liquidity, Accounting, Back Office, and Reporting Running and contributing to client workshops (functional reviews, upgrade readiness, solution design) Analyzing and resolving complex functional and technical issues, including workflows (EWF), reports, and integrations Working closely with project managers, hosting and product teams to ensure high‑quality deliveryContributing to best practices, knowledge sharing, and continuous improvement within the Professional Services organisation What you bring

Strong experience implementing Treasury Management Systems in a consulting function or a similar Professional Services environment within the Finance industry Solid understanding of Treasury and its processes (cash management, payments, debt, derivatives, accounting, risk) Ability to work independently on complex project streams while collaborating effectively in larger teamsGood functional and technical understanding of TMS architecture, upgrades, reports, workflows, and interfaces Proven experience engaging with client stakeholders in structured project environments Strong analytical, problem‑solving, and communication skills Fluency in French (at least C1) and English (spoken and written) is mandatoryAbility to travel to clients (currently less than 20%, can be up to 40%) Added bonus if you have

Previous experience with Quantum and cloud migrations (Private Cloud to Public Cloud / AWS) Exposure to integration topics (bank connectivity, SWIFT, Trax, third‑party systems) Prior experience mentoring junior consultants or acting as a functional stream lead What we offer you

The chance to work on some of the most challenging, relevant issues in financial services&technology A modern, international work environment and a dedicated and motivated team Competitive salary External and internal trainings

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