US/UK Personal Tax Assistant Manager

TipTopJob; City of Westminster; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading firm based in Mayfair is seeking a US / UK Personal Tax Assistant Manager with extensive experience in tax compliance. This position involves managing a diverse high-net-worth client portfolio, providing bespoke advisory services, and mentoring junior staff in a supportive environment that promotes career growth and development.

Benefits

Competitive salary and benefits package

Supportive and inclusive work environment

Ongoing training and development

Career progression opportunities

Qualifications

• At least 5 seasons' experience in US and UK personal tax compliance.
• Strong knowledge of both US and UK tax regimes.
• Experience supervising or coaching junior staff.

Responsibilities

• Deliver US and UK personal tax advisory and compliance services.
• Manage financials of portfolio, including WIP and billing.
• Coach and support junior team members.

Skills

US and UK personal tax compliance

Supervision and coaching

Client service

Communication

Attention to detail

Time management

Education

EA and/or ATT qualified

Tools

CCH ProSystem

UK tax software

Virtual Cabinet

Job description

US / UK Personal Tax Assistant Manager
Job Type: Full Time, Permanent
Location: Mayfair, London
Salary: A£ 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 portfolio's 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 We're 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 you're looking for a firm that values its people, fosters career growth and offers exposure to truly interesting work, we'd love to hear from you.