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SIX drives the transformation of financial markets.

What sets us apart drives us ahead: between local roots and integral relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us.

Senior Tax Expert

Madrid | Working from home up to 40% | Reference 7955

Are you interested in working in a highly dynamic environment with international tax exposure? We are looking for an experienced Senior Tax Specialist to join our Group Tax / Tax Management team in Spain. This role requires a self-driven professional who independently manages key tax matters, including tax compliance, tax planning, and advisory support to the group on topics such as restructurings and acquisitions. A particular focus lies on FATCA and QI compliance,



where deep expertise and practical experience are essential. Beyond this, you will cover a wide spectrum of responsibilities within an international tax function.

What You Will Do

- Own and manage FATCA and QI compliance processes, including reporting, controls, and coordination with key stakeholders such as the tax operations teams in Switzerland
- Oversee EU DAC obligations, ensuring accurate data validation, documentation, and regulatory submissions
- Act as a tax business partner to BSS Business Units, providing advisory support on products, services, and operational tax matters
- Collaborate closely with Swiss and Spanish teams to align processes and ensure consistent tax governance standards
- Support

📌 Senior Tax Expert (Madrid)
🏢 Six Group Services
📍 Madrid