Data Engineer

Location: Paris, France (Hybrid: minimum 3 days onsite)

Industry: Capital Markets / Investment Banking

Employment Type: Freelance

A leading institution in the capital markets space is seeking a Senior Datamart & Integration SME to lead the solution design, architecture, and end-to-end delivery of scalable data workflows on a core trading platform.

Key Responsibilities:

• Lead the scoping, solution design, configuration, and implementation of Datamart architecture, data models, and extraction chains.
• Design robust, high-performance interfaces for trade feeds, static data, and market data while ensuring data quality and reconciliation.
• Facilitate stakeholder workshops, gather functional requirements, maintain backlogs, and drive agile sprint planning.
• Support data migration, transformation, integration testing, and defect analysis alongside Front Office, Risk, Operations, and Technology teams.
• Provide subject-matter leadership and mentorship across platform implementations and transformation programmes.

Required Experience & Skills:

• 8+ years of hands-on experience working with capital markets trading platforms, specifically focused on Datamart, reporting, and integration.
• Strong product knowledge across equity derivatives and the broader capital markets trade lifecycle.
• Advanced technical expertise in SQL, XML, and data interface engineering.
• Proven delivery track record across large-scale platform implementations or migration initiatives.
• Fluent English with strong stakeholder management and communication skills (French is advantageous).
• Additional exposure to BI/reporting tools, Python, Shell scripting, Perl, Java, web services, or ETL pipelines is highly desirable.