US Business Tax Associate Director

US Business Tax Associate Director

Salary: Up to £125,000 DOE
Location: Mayfair, London

This senior position sits within a specialist US/UK tax advisory team and is ideal for an experienced US business tax professional seeking a high impact, outward facing role with genuine influence.

The team supports individuals and businesses investing into the US, as well as US persons with interests across the UK and Europe. As Associate Director, you'll lead complex advisory work, oversee highlevel compliance, and contribute to the continued growth of this specialist service line.

You'll combine technical excellence with strong client interaction, team leadership, and commercial oversight. This role is suited to someone who enjoys simplifying complex matters and delivering clear, actionable advice.

• Lead complex US tax advisory assignments including cross-border structuring, US expansion, treaty claims, and support for US entrepreneurs relocating to the UK.
• Oversee preparation and review of US business tax returns (Forms 1120, 1120F, 1120S, 1065) and related nonUS entity forms (5471, 8858, 8865).
• Manage IRS enquiries and correspondence, including technically challenging cases.
• Conduct highlevel technical research and provide clear, practical recommendations.

• Support senior leadership in managing a growing team of US tax specialists.
• Provide coaching, guidance, and technical training to junior staff.
• Delegate effectively, monitor progress, and ensure deadlines are met.
• Contribute to a collaborative, high performance team culture.

• Assist with financial performance management including WIP oversight, billing, cash collection, and preparing fee quotes.
• Support business development through networking, attending events, and contributing to thought leadership.
• Uphold compliance with professional standards, confidentiality requirements, and internal policies.

You are technically strong, commercially aware, and able to communicate complex matters clearly. You manage your workload confidently and enjoy working collaboratively.

• Strong US tax technical expertise supported by qualifications such as CPA, EA, or JD.
• Around 10 years' experience in US business taxation, with credibility advising inbound and outbound clients.
• Solid grounding in cross-border US tax issues including Subpart F, GILTI, treaty relief, and FIRPTA.
• Excellent communication skills and the ability to build trusted relationships.
• Leadership experience, ideally supervising or mentoring staff.
• Strong organisational skills and the ability to manage multiple deadlines.
• Competence with accounting/tax software; experience with CCH and Virtual Cabinet is advantageous.
• High levels of discretion when handling sensitive client information.

A competitive salary up to £125k DOE
, plus a comprehensive benefits package designed to support wellbeing, financial security, and career development, including:

• Private Medical Insurance
• Life Assurance
• Group Incom