Employment Tax Assistant Manager

What You’ll Do

• Support and deliver advisory projects covering PAYE/NIC, benefits, expenses, termination payments, cost reduction/reward strategy, employment status (IR35, Umbrella etc), CIS, NMW and payroll governance.
• Prepare and review advisory notes, calculations, technical reports and HMRC correspondence.
• Assist with PSAs, P11D reviews, employer compliance checks and year‑end processes.
• Join client meetings and calls, contributing to discussions and follow‑up actions.
• Review work prepared by junior colleagues, providing coaching and feedback.
• Support business development activities through research, drafting proposals and preparing marketing material.
• Contribute to technical training, knowledge sharing and process improvements within the team.

Qualifications

• 3 years+ of overall UK employment tax experience (practice or in‑house).
• Strong understanding of UK PAYE/NIC rules, expenses and benefits, IR35/worker status, and HMRC processes.
• ATT/CTA qualified and/or with employment tax experience.
• Strong written communication skills with the ability to prepare clear, accurate advisory work.
• Attention to detail and proactive approach to problem solving.
• Interest in developing technical depth and taking on client‑facing responsibility.
• Team player who enjoys collaborating with colleagues across levels.

Benefits & Culture

At Forvis Mazars, we’re always looking ahead, for our people, our clients and the wider world. Together, we grow, belong and impact. You’ll be supported to learn, explore and develop from day one. We celebrate individuality, encourage bold thinking and believe success comes from working together. With us, you’ll belong to your local team, gain global experience, and make a meaningful impact now and in the future.

At Forvis Mazars, we pride ourselves on being a fair and competitive employer. We offer a competitive salary based on experience and benchmarking, an annual performance‑based bonus, and regular salary reviews to ensure you are rewarded for your efforts.

You’ll enjoy hybrid working options, allowing you to maintain a healthy work‑life balance, along with clear career progression opportunities that will support your growth. Our comprehensive benefits package includes wellbeing support because we believe in taking care of our people.

Does this sound like the kind of place where you can thrive?