Private Client Tax Assistant Manager

Forvis Mazars is a leading global professional services network providing audit & assurance, tax, and advisory services. Forvis Mazars in the UK spans 14 offices across the nation and has over 3,400 professionals, with 190 partners. We have a clear purpose and a shared commitment to shape a better future. You’ll join a collaborative and inclusive team where you’re supported to grow your skills, explore new opportunities, and contribute from day one.

You’ll work with a diverse client base, develop meaningful connections, and gain experience that extends beyond your local team. Together, we grow, belong and impact. We are looking for a dedicated Tax Advisory Assistant Manager to join our Private Client Tax Team in our London office. The successful candidate will be part of a growing team in London focused on Private Client Tax Disputes with particular emphasis on delivering tax advisory reports in matrimonial and professional negligence cases, working directly into the Associate Director and Partner.

The role will also provide access to working on a wider range of private client tax advisory work within the London team including supporting our clients on transactions and succession planning. We are open to speaking with existing Assistant Managers looking for an interesting new role and Senior Associates ready for the step up to Assistant Manager level for this position.

Our Private Client Tax team provides bespoke advisory and compliance services to ultra and high net worth individuals, entrepreneurs, family offices, business owners and senior executives. Whether clients require assistance with UK tax compliance, international structuring, succession planning or complex cross-border matters, we combine deep technical expertise with the strength of our global network to deliver integrated solutions across multiple jurisdictions.

Our team advises on a broad range of personal and family wealth matters, including:

• Personal tax compliance and international tax advisory
• Residence, domicile and cross-border mobility planning
• Business succession and exit planning
• Estate, inheritance tax and succession planning
• Trust structuring and family wealth governance
• Real estate ownership and investment structuring
• Philanthropy and charitable giving strategies
• Tax aspects of matrimonial and family wealth matters

By combining technical excellence, practical insight and a client-focused approach, we help clients manage complexity, protect their wealth and achieve their personal and business goals with clarity and confidence.

We work with leading private client and family law firms as a collaborative partner to support high net worth and ultra-high net worth clients through moments of complexity, transition and dispute. Our multidisciplinary team brings together tax advisers, financial planners, contentious and non-contentious valuation experts and forensic accountants, and insolvency practitioners to provide support across contentious tax issues, trust and estate disputes, matrimonial proceedings and financial remedy work, through to independent valuations, Single Joint Expert instructions, shadow expert support, personal insolvency and specialist advisory input.

Through our work with individuals, families, trustees, entrepreneurs and business owners, we understand the value of trusted professional relationships in supporting clients over the long term. Our Private Client Tax Disputes team provides independent tax expert and advisory support to family lawyers in complex financial remedy proceedings. We regularly act as Single Joint Experts or Party Appointed Experts, delivering clear, robust and court-compliant opinions on tax matters, often involving international assets…