Senior Data Solutions Engineer (SQL and Python) for banking

This role is offered in the banking industry and involves working in hybrid mode with 3 days per week from the office in Warsaw or Gdańsk.

• Extensive experience in data modeling and solution design.
• Strong SQL skills and hands-on experience with relational databases.
• Good programming skills in Python.
• Experience with data integration, transformation, and data mapping across multiple systems.
• Understanding of APIs, system integrations, and process modeling.
• Experience ensuring data quality, consistency, and governance standards.
• Strong analytical and problem-solving skills.
• Experience working directly with business stakeholders and translating business requirements into technical solutions.
• Fluent English, both written and spoken.

Nice to have:

• Knowledge of Kafka.
• Experience with Power BI.
• Familiarity with Java development.
• Understanding of data warehouse concepts and architecture.
• Experience using AI tools for documentation, testing, data analysis or development support.
• Experience in banking, finance, or regulatory reporting environments.
• Knowledge of credit risk, rating, or financial statement data domains.

• 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 optimization and automation using AI-assisted tools.
• Participate in solution implementation, testing, and continuous improvement activities.