US/UK Personal Tax Assistant Manager

Sunrise Cooperative; London; On-site; GBP 45,000 - 70,000; Full time

Job summary

A leading firm in London is seeking a US/UK Personal Tax Assistant Manager to work with high-net-worth individuals and expatriates. The successful candidate will provide tax advisory services, manage client portfolios, and support the development of junior staff. This full-time role offers competitive salary and career growth opportunities in a prestigious environment.

Benefits

Competitive salary and benefits package

Ongoing training and development

Exposure to prestigious clients

Supportive, inclusive work environment

Qualifications

• At least 5 seasons of experience in US and UK personal tax compliance.
• Proven experience in reviewing and signing tax returns.
• Experience supervising or coaching junior staff.

Responsibilities

• Deliver US and UK personal tax advisory services.
• Manage portfolios financials including billing.
• Coach and support junior team members.

Skills

Communication

Interpersonal skills

Attention to detail

Time management

Tax compliance

Client service

Education

EA and/or ATT qualified

Tools

CCH ProSystem

UK tax software

Virtual Cabinet

Job description

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About Sopher + Co

Established in 1975, Sopher + Co is a leading firm of business advisers and accountants, trusted by entrepreneurs, high net worth individuals, expats, and professional partnerships. With roots in Elstree and a prestigious Mayfair presence, we have developed strong specialisms across over 20 industries, particularly in media and entertainment. Our success is built on our people and we offer an environment that supports ambition, personal growth, and a commitment to delivering excellent client service.

US / UK Personal Tax Assistant Manager

Job Type: Full Time, Permanent

Location: Mayfair, London

Salary: £Competitive

About Sopher + Co

Established in 1975, Sopher + Co is a leading firm of business advisers and accountants, trusted by entrepreneurs, high net worth individuals, expats, and professional partnerships. With roots in Elstree and a prestigious Mayfair presence, we have developed strong specialisms across over 20 industries, particularly in media and entertainment. Our success is built on our people and we offer an environment that supports ambition, personal growth, and a commitment to delivering excellent client service.

The Opportunity

We are currently seeking an experienced US / UK Personal Tax Assistant Manager to join our growing team in Mayfair. This is an exciting opportunity to work across a high-profile client base, providing bespoke tax advisory and compliance services to US-connected individuals. You'll work closely with the Tax Director and wider team, taking ownership of a portfolio and supporting both clients and junior staff.

Key Responsibilities

• Deliver US and UK personal tax advisory and compliance services to high-net-worth individuals and expatriates
• Manage your portfolios financials, including WIP, billing and cash collection
• Attend new business meetings, assist in proposals, and prepare follow-up communications
• Monitor job progress and workflow, ensuring jobs are delivered within budget and deadlines
• Draft bills and manage productivity targets
• Coach and support junior team members, providing technical guidance and contributing to their development
• Supervise junior staff on information gathering and return preparation
• Stay current on relevant legislation, technology and industry developments
• Participate in internal and external training
  
  

What Were Looking For

• At least 5 seasons experience in US and UK personal tax compliance
• Proven experience in reviewing and signing US and UK tax returns
• Strong knowledge of both tax regimes and how they interact
• Previous experience supervising or coaching junior staff
• Entrepreneurial and self-motivated approach to client service
• Excellent communication and interpersonal skills
• Advanced IT skills; experience using CCH ProSystem, UK tax software and Virtual Cabinet
• High level of accuracy, attention to detail, and time management
• EA and/or ATT qualified
• Experience with corporates and trusts advantageous but not essential
• Discreet and professional when handling sensitive client information
  
  

What We Offer

• Competitive salary and benefits package
• A supportive, inclusive, and professional work environment
• Exposure to prestigious clients and complex cross-border tax work
• Ongoing training and development
• Real opportunity for progression in a growing team
  
  

Join Us

If youre looking for a firm that values its people, fosters career growth and offers exposure to truly interesting work, wed love to hear from you.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Accounting/Auditing and Finance

• Industries

  Accounting

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