Business Analyst – Data Handling & Harmonization

Business Analyst – Data Handling & Harmonization

• Location & Work ModelŁódź or Warsaw
• Hybrid work – 2/3 days per week from the office
• Project Start
• ASAP
• Language
• English (daily communication)

About the roleWe are looking for an experienced Business Analyst to support large-scale data handling and harmonization initiatives within a regulatory reporting environment.

You will work closely with business and IT stakeholders to define data structures, document data lineage, analyze ETL processes, and support the delivery of high-quality reporting solutions. The role requires a strong analytical mindset, experience with large datasets, and the ability to bridge business and technical teams.

Responsibilities

• Analyze and harmonize large data sets across multiple systems
• Define and document data structures, metadata, and ETL flows
• Gather, analyze, and document business requirements
• Support the functional design of end-to-end reporting solutions
• Analyze data lineage and ensure data quality and consistency
• Collaborate with business and technical stakeholders to clarify and validate requirements
• Support regulatory reporting initiatives and reporting quality improvements
• Work with databases and reporting tools to analyze and validate data
• Maintain project documentation and track requirements using Jira
• Contribute to process improvements and leverage AI to increase efficiency
• Requirements (must-have)5–10 years of experience as a Business Analyst or Data Analyst
• Strong SQL skills
• Experience working with large datasets
• Experience with relational databases such as Snowflake, Oracle, or Microsoft SQL Server
• Experience documenting data structures, metadata, and ETL processes
• Understanding of data lineage and end-to-end data flows
• Experience gathering and documenting business requirements
• Good knowledge of accounting and balance sheet structures
• Understanding of regulatory reporting requirements (e.g. CRR, BCBS239)

Experience delivering reporting or BI solutions

• Experience working with Jira
• Strong stakeholder management and communication skills
• Fluent English
• Nice to have
• Experience with reporting platforms and calculation engines
• Experience with BI tools
• Experience using AI tools to improve analytical work and productivity
• Banking or financial services background
• What we offer
• Opportunity to work on strategic regulatory reporting initiatives
• International and collaborative environment
• Exposure to complex enterprise data platforms
• Long-term project within the financial sector
• Opportunity to work with modern data and reporting solutions