Business Analyst – Tax & Systems Migration

Awareson Sp. z o.o.; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Job summary

Awareson Sp. z o.o. is seeking a Senior Business Analyst to support Tax & Systems Migration on an international project. You will focus on migrating CIT and Partnership Tax calculations from OneSource Legacy to NextGen OneSource and work across business processes, applications and integrations.

This role requires strong analytical skills, experience with tax systems, and the ability to liaise with stakeholders while delivering a seamless transition in a remote, B2B environment.

Qualifications

• Experience as a Business Analyst on tax or finance systems migrations.
• Experience migrating tax calculations between platforms.
• Ability to work across business processes, applications and integrations.

Responsibilities

• Lead analysis for tax system migration projects, focusing on CIT and Partnership Tax calculations.
• Collaborate with tax, IT and business teams to map requirements and drive the redesign.
• Ensure smooth transition from legacy to NextGen OneSource with minimal disruption.

Skills

Business analysis

Tax technology

Stakeholder management

Tools

OneSource Legacy

NextGen OneSource

Job description

Business Analyst – Tax & Systems Migration

Awareson | Remote | B2B | Senior | ASAP

About the project

Join an international Tax Technology & Systems Transformation project.

We are looking for a Business Analyst, focused on migrating CIT and Partnership Tax calculations from OneSource Legacy to the new NextGen OneSource platform.

This is more than a standard system migration. You will work across business processes, applications and integrations, helping to prepare the wider technology landscape