Corporate Tax Manager / Senior Manager

Privately Owned Business Sector | Forvis Mazars

We are seeking an experienced and commercially minded tax professional to join Forvis Mazars, supporting a diverse portfolio of clients within the Privately Owned Business sector. This is an exciting opportunity for someone with strong technical expertise, excellent client relationship skills, and a proven ability to deliver high-quality corporation tax services.

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The Opportunity

In this role, you will take ownership of a portfolio of clients, ensuring the successful delivery of annual corporation tax reporting requirements while building strong and lasting client relationships. You will play a key role in advising businesses, managing financial performance across engagements, and identifying opportunities to expand services and add value.

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Key Responsibilities

Your responsibilities will include:

• Managing a portfolio of clients and overseeing the delivery of annual corporation tax reporting obligations.

• Building and maintaining strong client relationships within the Privately Owned Business sector.

• Reviewing and approving corporation tax computations and tax accounting disclosures.

• Undertaking tax assurance reviews where required, ensuring quality and compliance standards are met.

• Managing engagement financials, including budgeting, monitoring performance, and ensuring work is delivered efficiently.

• Negotiating fees with clients and taking responsibility for effective work-in-progress (WIP) management across your portfolio.

• Identifying business development opportunities within your client base, with the ability to spot opportunities across tax and, ideally, other service lines.

• Proactively discussing tax opportunities with clients, helping them identify relevant planning or advisory areas.

• Collaborating with tax partners and the wider tax team to deliver additional advisory and compliance services where appropriate.

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What We’re Looking For

To succeed in this position, you should bring a strong combination of technical expertise, commercial awareness, and client service excellence.

Essential Requirements

• CTA qualified

• Extensive experience working with a portfolio of clients in a corporation tax environment

• Broad and strong technical tax knowledge

• Demonstrable experience in corporation tax reporting and tax accounting

• Proven ability to manage client financials, deliver work to budget, and oversee engagement profitability

• Experience in fee negotiation and WIP management

• Strong track record of building trusted client relationships

Desirable Experience

• Experience identifying and pursuing business development opportunities

• Exposure to cross-selling or developing opportunities across multiple service lines

• Prior experience working with clients in the Privately Owned Business sector

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Why Join Forvis Mazars?

This role offers the chance to join a collaborative and highly regarded tax team where you will have the opportunity to work closely with clients, partners, and colleagues across the business. You’ll be empowered to make a meaningful impact through technical excellence, trusted client advice, and commercial contribution.

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Your Impact

As part of the team, you will not only ensure the delivery of exceptional corporation tax compliance and reporting services, but also help clients uncover valuable tax opportunities and support the wider growth of the practice. This is a role for someone who enjoys combining technical strength with relationship-building and commercial thinking.

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Apply Your Expertise

If you are a CTA-qualified tax professional with strong corporation tax experience, a client-focused mindset, and the ambition to contribute to both client success and business growth, this could be the ideal next step in your career with Forvis Mazars.