Tax - Tax Disputes Resolutions School Leaver Apprenticeship - London - September2027

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.

Kickstart your career by helping businesses understand, calculate and report their Tax responsibilities accurately.

As a School Leaver Apprentice, you’ll learn how Tax connects to financial performance, regulation and business decisions, while working with a diverse range of clients, studying towards a fully funded professional qualification and building the confidence to make a real impact from day one.

About our Team Join our Tax Dispute Resolution team and help businesses and individuals navigate complex tax challenges.

In this role, you'll help clients resolve complex issues with HMRC, develop strong problem-solving skills, and gain hands-on experience across a wide range of taxes while studying towards a professional qualification.

Hear from our trainee, Millie

'Ever since my first day, everyone has been approachable, supportive and understanding, and there are plenty of opportunities to get involved in a wide variety of work, which makes it a great environment to learn and develop.'

#LI-DNI’

Does this sound like you?

• Do you enjoy asking questions, investigating problems, and finding solutions?
• Are you curious about how businesses work and keen to learn something new every day?
• Do you like using technology and AI tools to work smarter, analyse information, and find answers more efficiently?
• Are you comfortable learning new digital tools and adapting to new ways of working?

• Do you enjoy working with people and building strong relationships?

Are you organised, reliable, and able to manage different priorities?

• Do you take pride in producing high-quality work and seeing things through to completion?
• Are you confident communicating your ideas, whether in writing or in conversation?
• Do you want to gain a professional qualification while building a rewarding career?
• To apply for our School Leaver Apprenticeship, you’ll need
• GCSE Maths and English Language at Grade 4/C (or equivalent qualifications).
• Achieved or predicted a minimum of 112 UCAS tariff points from your top three A Levels, BTECs, Scottish Highers/Advanced Highers, or other recognised Level 3 qualifications.

We know everyone’s circumstances are different.

If exceptional circumstances have affected your academic results, we’ll consider the context you provide as part of your application.

• What you'll work on
• From your first day, you'll be involved in real client work, including:
• Helping clients respond to HMRC enquiries and investigations by gathering information, reviewing evidence, and supporting case strategies.
• Researching complex tax issues and turning technical legislation into clear, practical advice for clients.
• Drafting client communications including letters, reports, and responses to HMRC.
• Supporting real tax dispute cases across areas such as Income Tax, Corporation Tax, VAT, PAYE, and National Insurance.
• Attending client meetings and calls to understand challenges, build relationships, and see how advice is delivered in practice.
• Working with specialists across Tax, Audit, and Advisory to solve problems and deliver the best outcomes for clients.
• Building professional qualifications and technical expertise while applying what you learn to real client situations from day one.

Your development and benefits You do not need to be a tax expert before you join.

We’ll help you build your knowledge through professional study, practical client work and day-to-day support from your team.

Develop technical knowledge through funded ATT/CTA study, structured training and study leave.

Learn in a supportive team, with access to a buddy, mentor and colleagues who will help you settle in.

Put your learning into practice through real client work and see how your contribution supports clear and valuable outcomes.

You will benefit from balanced study and client work with structured support, regular check-ins and practical guidance.

Build digital confidence by learning how tax technology, data and automation support modern client work.

Whether you're already interested in tax or simply enjoy solving problems and learning new things, we'd love to hear from you.

Bring your curiosity, ambition, and unique perspective to our Tax Dispute Resolution team and start building a career where you can grow, belong, and make an impact.

At Forvis Mazars diversity, equity and inclusion are central to our values.

We value our people's unique backgrounds, perspectives, and experience, and know this diversity create better outcomes for our clients.

We seek to attract, develop, and retain the best talent, inclusive of sex, ethnicity, disability, socio-economic background, sexual orientation, gender identity, nationality, and faith.

We select candidates based on skills, knowledge, qualifications, and experience and aim to support all our team members to reach their potential.

At Forvis Mazars, we promote an environment in which you can grow your skills, belong to a team that values your ideas, and make an impact that matters.