Assistant Manager – Private Client Tax

RSM UK | London

Build your future with a firm that is shaping the future of the middle market.

At RSM UK, we are part of one of the world’s largest networks of audit, tax and consulting firms. Our reputation is built on delivering big ideas, premium service, and meaningful results for middle-market businesses.

We are a fast-growing firm with bold ambitions and a clear global vision: to become the premium adviser to the middle market. That ambition drives everything we do and creates an environment where talented people can grow, contribute, and make a genuine impact.

If you are looking for a career move that offers both opportunity and purpose, RSM could be the right place for you.

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The Opportunity

We are looking for an Assistant Manager to join our Private Client Tax team in London.

Our team supports a diverse and interesting client base, including individuals, trustees, partnerships, sole traders, and family businesses. We help clients manage their tax affairs across both compliance and advisory matters, while working closely with colleagues across accounting, audit, and other tax specialisms to provide a seamless, joined-up service.

In this role, you will take responsibility for delivering a high-quality client service, managing a portfolio of private clients, and supporting the growth and development of junior team members.

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What You’ll Be Doing

As an Assistant Manager, you will play a key role in both client delivery and team development.

Key responsibilities include:

• Managing a portfolio of private clients, including individuals, trustees, partnerships, sole traders, and family businesses

• Serving as a main point of contact for many clients, building trusted relationships and maintaining excellent service standards

• Overseeing tax compliance work to ensure accuracy, efficiency, and timely delivery

• Supporting advisory projects and helping to identify opportunities for additional tax planning and value-added services

• Reviewing work prepared by junior team members and providing clear, constructive feedback

• Delegating effectively and supporting junior colleagues through coaching and on-the-job training

• Briefing team members on client activities, assignment requirements, and expected deliverables

• Monitoring work in progress to ensure assignments remain on track and within budget

• Keeping up to date with tax legislation and developments relevant to private clients

• Collaborating across service lines to deliver integrated, high-quality advice to clients

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What We’re Looking For

We are seeking a tax professional who combines strong technical capability with excellent client handling and people management skills.

You will ideally have:

• Strong personal tax compliance experience, ideally gained within a professional practice environment

• Experience managing a client portfolio and responding directly to client queries

• An ability to identify tax planning opportunities and contribute to advisory engagements

• People management and coaching skills, with the confidence to support more junior colleagues

• Excellent organisational abilities, with the capacity to manage competing priorities effectively

• ATT and/or CTA qualification, or equivalent, or be working towards qualification

• A proactive, detail-focused, and collaborative approach to your work

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Why Join RSM?

At RSM, you will be part of a firm that is ambitious, supportive, and focused on helping its people succeed.

When you join us, you can expect:

• A genuine opportunity to make an impact

• Exposure to a broad and varied private client portfolio

• A collaborative environment with support from specialists across the firm

• Career development opportunities within a growing and ambitious business

• A culture that values quality, teamwork, and continuous improvement

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Our Commitment to Inclusion

We want everyone at RSM to feel a strong sense of belonging.

We are committed to creating an inclusive workplace where people of all identities, backgrounds, and cultures feel valued and empowered to bring their true selves to work.

We also aim to make our recruitment process accessible to all candidates. If you require any support or adjustments during the application process, please let us know.

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Ready to Make Your Mark?

If you are ready to take the next step in your tax career with a firm where your contribution matters, this is an excellent opportunity to join RSM UK as an Assistant Manager – Private Client Tax in London.

Apply now and build a career with impact.