International Tax Manager (Tax Reserves)

About the role

A&O Shearman is seeking a Tax Reserves Manager to join its Finance team in Northern Ireland. Reporting to the Head of International Tax, you will support the Partners' Affairs and Tax (PAT) team in managing global tax affairs, with a focus on partners’ tax reserves.

Key responsibilities

• Develop a detailed understanding of tax systems across the firm’s operating territories related to partner tax reserves.
• Set up and reconcile tax reserves in GBP and local currencies for equity and employee/consultant partners.
• Coordinate with UK and international tax teams to produce a consolidated view of partners’ tax reserve positions.
• Review and improve existing processes to reflect business changes and legislative updates.
• Lead the design of reserve reconciliation processes for new offices and maintain them.
• Support year‑end tax reserve calculations, tax equalisation, and related disclosures.
• Ensure accurate reflection of reserve positions in accounting systems and maintain deferred tax control accounts.
• Identify technology, AI and automation opportunities to increase efficiency in the reserving process.
• Communicate reserve matters with partners, CFOs, and external advisors, and coordinate junior team members in London and Belfast.

Required profile

• Strong General Ledger accounting experience.
• Demonstrated numeric ability.
• ACA or equivalent accounting qualification.
• Tax qualification such as ADIT or CTA (desirable).
• Personal or corporate tax experience at manager level.
• Collaborative approach with ability to build relationships across global teams.

Required skills

• General Ledger accounting