Business System Analyst (Tax & Customers)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Business System Analyst (Tax & Customers) based in Ireland. Join a growing fintech product team building an advanced tax engine designed to simplify global tax compliance for internet businesses. As a Business System Analyst, you will play a key role in translating business needs into clear technical requirements and scalable product solutions. You will work at the intersection of product, engineering, and finance, contributing to complex integrations and merchant-facing features. Your responsibilities will include analyzing APIs, mapping data flows, defining product logic, and ensuring development teams have clear specifications. You will help shape solutions covering tax registration, calculation, nexus monitoring, filing, and remittance across the US, Canada, and Europe. Working alongside experienced product leaders and engineers, you will have the opportunity to influence a growing product domain. This position also offers a structured career path toward Product Management, supported by direct mentorship and hands-on experience.