We're looking for a Senior Python Data Engineer (Dataiku) to design, implement and optimize a Client Tax Data Provider application that will serve as the strategic data integration layer for client tax reporting obligations. Built on S3-compatible storage and Dataiku DSS, this solution will streamline data sourcing, enforce standards, and ensure compliance with EasyTax delivery requirements across jurisdictions. This is a hands‑on engineering role ideal for professionals who thrive on building robust, scalable data pipelines within regulated environments and can ensure quality, security and accuracy throughout the delivery lifecycle.
This is a hybrid role based in Madrid, adecuado for those eager to thrive in a dynamic environment and make a significant impact in private banking technology. Join EPAM and contribute to shaping the future of financial services in Spain
Responsibilities
- Design and develop a tax data provider application leveraging Dataiku DSS, Python and S3-based storage
- Implement data pipelines for ingestion, transformation,



normalization and validation of client tax‑relevant data
- Integrate data from multiple banking systems in line with architectural standards and migration objectives
- Enable secure data access and enforce strict access control mechanisms
- Supply tax‑relevant data to downstream consumers including tax calculation engines (e.g., EasyTax), reporting tools and analytics platforms
- Ensure continuity of historical reporting by retaining a read‑only legacy tax database while enabling seamless migration to new structures
- Optimize performance through efficient use of processing engines like PySpark and Trino
- Collaborate with stakeholders to align technical solutions with regulatory and compliance requirements
- Maintain clear documentation to support sustainability and audit‑readiness

Requirements
- Proven experience in Python for complex data transformation, API integration and Dataiku automation
- Strong expertise with Dataiku D

📌 Senior Python Data Engineer (Madrid)
🏢 Epam Systems
📍 Madrid