Manager - UK/US Global Mobility Tax - London

About EY Tax

EY Tax is a market leader, renowned for delivering sustainable growth and empowering our people to shape their own careers. Our diverse, collaborative team advises on high-profile transactions, combining technical expertise, innovation and a genuine focus on continuous development. Join us to work on challenging, multi-country projects in a supportive, dynamic environment where your impact truly matters. 

The Opportunity:

Join our UKI Integrated Mobility team as an Expatriate UK/US Tax Manager, working with leading multinational clients to manage inbound and outbound expatriates.

This tax technical advisory role involves collaborating with specialists in personal tax, employment tax, immigration, reward, and assignment services. You’ll help clients navigate the complexities of international assignments, business travel, and cross-border remote work programs.

Key Responsibilities

• Manage a portfolio of clients, providing expert guidance on UK/US expatriate tax matters.


• Advise on complex cross-border tax issues, helping clients navigate regulatory changes and mitigate risks.


• Review and oversee the preparation of complex UK/US tax returns, ensuring accuracy and compliance.


• Lead client projects from start to finish, delivering technical excellence in mobility tax.


• Drive new business opportunities, identifying ways to expand client services and add value.


• Build relationships across EY’s global network, collaborating with teams worldwide.


• Coach and mentor junior team members, fostering a high-performance culture.


• Leverage technology and analytics to enhance efficiency and service delivery.

Skills and Attributes for Success
You’ll have:

• We need a proactive, client-focused leader with a strong background in UK/US expatriate tax and global mobility.

• ATT and/or CTA and EA qualifications required.


• Experience in mobility tax and/or private client services.


• In-depth knowledge of UK/US taxation, with expertise in complex cross-border tax issues.


• Project and team management experience, with strong leadership skill


•  Ability to manage a substantial client portfolio profitably and identify new business opportunities


•  Strong client relationship management skills, including experience working with senior executives and C-suite leaders.


• Excellent technical and analytical skills, with a keen eye for detail.


• Ability to work under pressure, manage deadlines, and drive strategic decision-making.


• A passion for problem-solving and innovation.