Senior Data Engineer - brussels
Freelance Contract: 02/02/2026 - 31/12/2026
Onsite/Hybrid (50% after onboarding)
Fluent in french, dutch and english.
We are seeking a hands-on Senior Data Engineer to join a Corporate Banking team. You will design, optimise, and maintain data workflows, dashboards, and ad hoc reporting solutions, ensuring high-quality, reliable data for business users.
Key responsibilities
Enhance and streamline Alteryx workflows, rationalise legacy SAS processes, and reduce technical debt
Collaborate on data integration, ensuring timely and accurate ingestion from multiple sources
Design reusable macros, simplify processes, and maintain clean, well-documented datasets
Support deployment processes, monitor data quality, and manage multi-environment batch operations
Required skills & experience
Strong hands-on experience with Alteryx and SQL (T-SQL)
Experience with relational databases and data preparation
Version Control knowledge (SVN/GIT)
Fluent in English + Dutch or French
4-5+ years of relevant experience in data engineering
Agile mindset, strong analytical skills, and proactive communication
SAS, Python, Tableau, CI/CD practices
Experience in banking or financial services
Master's in Computer Science, Business, or equivalent experienc