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September 5, 2026

Business Analyst – Data Handling & Harmonization

Senior • On-site

100 - 125 PLN/yr

Warsaw, Poland

Project Start

ASAP

Language

English (daily communication)

About the role

We 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

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