Corporate Tax Senior​/Assistant Manager - Thames Valley

Corporate Tax Senior

Join a well-established and highly respected tax team in the heart of the Thames Valley as they continue to expand their Corporate Tax offering. This is an excellent opportunity for an ambitious Corporate Tax Senior / Assistant Manager who is ready to take the next step in their career, take ownership of a growing portfolio, and play a pivotal role in delivering first-class tax services to a diverse range of clients.

Working within a supportive, collaborative, and forward-thinking environment, you’ll gain exposure to high-quality compliance work alongside challenging advisory projects—ideal for someone looking to deepen their technical capabilities while also developing their leadership and client-management skills.

• Lead and manage the end-to-end corporate tax compliance cycle. Oversee the preparation and review of corporation tax returns for a varied portfolio of clients, ensuring accuracy, efficiency, and high-quality output.
• Support and deliver a broad range of advisory engagements, including group restructures, R&D claims, international and UK tax planning, loss utilisation, and transactional tax support. Work closely with Partners and Directors on complex and strategic work.
• Provide clear, practical, and commercially-focused tax advice to SMEs, OMBs, and larger corporates, offering tailored solutions that support clients’ long-term commercial objectives.
• Mentor and develop junior team members. Review work, offer guidance, and help shape the next generation of tax talent while contributing to a positive and knowledge-sharing team culture.
• Build and strengthen trusted client relationships, acting as a key point of contact, attending meetings, identifying opportunities, and helping clients navigate the complexities of the UK corporate tax landscape.

• ACA/CTA qualified (or equivalent) with 3+ years of corporate tax experience, ideally gained within practice.
• Strong technical corporate tax knowledge, particularly with SME and OMB clients, and confidence in handling both compliance and advisory work.
• A proactive self-starter comfortable working independently while also thriving in a collaborative team environment.
• Excellent project management and communication skills, able to manage deadlines, juggle multiple engagements, and clearly articulate advice to colleagues and clients.

We do not offer visa sponsorship for this position.