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.
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.
Responsibilities
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 delivery
Contributing 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 teams
Good 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 mandatory
Ability 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:
At FIS, you can learn, grow and make an impact in your career. Our benefits include:
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
Privacy Statement
FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice .
Sourcing Model
#pridepass
Benefits
Performance bonus
Additional Information
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.
Fis · Dieg 6a, Belgium