Senior Data Modeller (Python)

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Description

About the Offer We are currently looking for a Senior Data Modeller (Python) to join the team of our client from the banking industry. For this role, Optiveum is the recruitment and contracting party, which means you will sign the cooperation agreement directly with us. You will design and maintain the data models behind the client's credit and financial data processes, translating business requirements into scalable solutions and making sure data flows accurately between systems. Key Details: Rate: up to 140 PLN/h Work Model: Hybrid, 3 days per week in the office Location: Gdańsk/Gdynia or Warsaw Workload: Full-time (40 h/week) Responsibilities Design and maintain data models supporting credit and financial data processes Analyse business requirements and translate them into scalable technical solutions Define and manage data mappings between multiple systems to ensure accurate data integration and transformation Ensure data quality, consistency, traceability and auditability across the solution landscape Collaborate with business stakeholders, architects and development teams on end-to-end solution design Prepare and maintain technical documentation and functional specifications Support process optimisation and automation using AI-assisted tools Take part in solution implementation, testing and continuous improvement Requirements Extensive experience in data modelling and solution design Strong SQL skills and hands-on experience with relational databases Good programming

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