Collection à United States

• Lead complex US/UK tax advisory assignments, including cross-border structuring, treaty claims, capital gains issues, and non-dom taxation.
• Oversee the preparation and review of US and UK personal tax returns, ensuring accuracy, quality and timely delivery.
• Manage enquiries and correspondence with both the IRS and HMRC, including involvement in more complex or technically challenging cases.
• Conduct high-level technical research and provide clear, practical recommendations to clients.

• Support the Associate Director & Partner in managing a growing team of US/UK specialists.
• Provide day‑to‑day guidance, coaching and technical training to junior staff.
• Delegate effectively, monitor progress and help the team meet internal and external deadlines.
• Contribute to creating a high‑performance culture that reflects Sopher + Co's commitment to excellence and client care.

• Assist in managing group financial performance including WIP oversight, billing, cash collection and preparing fee quotes for existing and new work.
• Support business‑development activities, including attending marketing events, contributing to thought leadership, and developing your internal and external network.
• Uphold compliance with internal policies, professional standards, confidentiality requirements and health & safety obligations.

You’ll be confident, technically strong and comfortable operating in a fast‑paced environment where quality and client service matter. You’ll bring significant experience in US/UK personal taxation—ideally around 10 years—with the credibility to advise high‑net‑worth and internationally mobile clients.

• Strong US tax technical expertise, supported by relevant post‑graduate or professional qualifications (CPA, EA or JD).
• Solid grounding in cross‑border US/UK issues, including residency, treaty relief and complex gain calculations.
• Excellent communication skills, with the ability to build trusted relationships with clients, colleagues and external advisers.
• Strong leadership capability, ideally with experience supervising or mentoring staff.
• Confident time‑management and organisational skills, with the ability to juggle multiple deadlines.
• Competence with accounting and tax software; experience with CCH and Virtual Cabinet is highly advantageous.
• High levels of discretion when working with sensitive client information.

Established in 1975, Sopher + Co has grown from its roots in Elstree to become a trusted adviser to entrepreneurs, owner‑managed businesses, high‑net‑worth individuals, international families and expats. While our early reputation was built in media and entertainment, our clients now span more than 20 industries across the UK, US and beyond.

Our specialist US practice provides consultancy and advisory services to individuals and businesses investing into the US, as well as US persons with interests in the UK and Europe. We support clients with cross‑border structuring, entity formation, tax mitigation strategies, treaty applications and tax‑efficient repatriation planning. As our US/UK tax offering continues to expand, we are now seeking an experienced US Associate Director to support the leadership of the team, deliver high‑quality advisory work and help shape the continued growth of this specialist service line.

You’ll join a warm, collaborative and ambitious firm where people genuinely matter. We offer a competitive package, clear career progression and the opportunity to work with a high‑profile client base rarely found in a family‑based practice. Sopher + Co is committed to equal opportunities and creating an inclusive environment for all employees. We value what each person brings and believe our culture is central to our continued success.