
Business Analyst (Tax Systems Migration)
Awareson Sp. z o.o.
Warsaw, Poland • 51m ago • Remote
Senior
Remote
100 - 130 PLN/yr
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Quick Facts
Role: Business Analyst (Tax Systems Migration)
Focus: Migrating CIT and Partnership Tax calculations from OneSource Legacy to NextGen OneSource
Work model: 100% remote (European time zones)
Level: Senior
Description
Join an international Tax Technology and Systems Transformation project. You will support the migration by gathering, analyzing, and documenting business and system requirements, translating them into functional and technical requirements, and assessing integrations and dependencies. You’ll participate in solution design, testing, and implementation while coordinating communication between business and technical teams.
Responsibilities
Gather, analyze, and document business and system requirements
Work with business stakeholders, IT teams, and external solution providers
Analyze existing systems, processes, and application dependencies
Translate business needs into functional and technical requirements
Support the migration from OneSource Legacy to NextGen OneSource
Analyze and document integrations between applications
Identify system dependencies, risks, and potential migration issues
Participate in solution design, testing, and implementation
Support communication between business and technical teams
Contribute to a successful platform transition
Requirements
4–5+ years of experience as a Business Analyst or Technical Business Analyst
Proven experience in system migration, transformation, or enterprise implementation projects
Strong experience in requirements gathering and business process analysis
Ability to translate business requirements into functional/technical requirements
Good understanding of system integrations and dependencies
Experience with tools such as Jira, Confluence, Azure DevOps, or similar
Excellent communication skills in English
Experience working in international, cross-functional environments
Benefits
International transformation project
100% remote work within European time zones
Opportunity to work on a major system migration
Exposure to enterprise integrations and transformation
Opportunity to develop expertise in Tax Technology
Flexible engagement: initially 100%, then approximately 50%
Collaboration with international business and technology teams
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