Tax Assistant Internship - Chelmsford - June 2026 in Essex

As one of the world's largest networks of audit, tax and consulting firms, RSM delivers big ideas and premium service to help middle‑market businesses thrive. We are a fast‑growing firm with big ambitions -- we have a clear goal to become the premium adviser to the middle market, globally. This vision touches everything we do, motivating and inspiring us to become better every day. If you are looking for a firm where you can build a future and make an impact, then RSM is the place for you.

Looking for more than just an internship? Here’s your chance to grow, learn, and gain hands‑on experience that truly matters. Join our six‑week paid internship programme starting on Monday 15th June 2026, where you’ll be immersed into our Tax team based in our Chelmsford office. A career in tax is more than just becoming a tax adviser; you’ll be part of Team Tax, diving into the intricate world of tax laws, both in the UK and internationally, applying them into real‑life solutions for our clients, helping clients save money, mitigate tax risks, navigate the complex landscape of reporting requirements and help create value.

Our business areas within Team Tax include Employer Solutions, Private Client Services, Corporate Tax, Innovation and Creative Sector Reliefs, Transfer Pricing, Capital Allowances, VAT/Indirect Tax, and Tax Investigations. Make an impact and you could be given the opportunity to join our graduate programme.

During our six‑week programme, you’ll:

• Enjoy a supportive and collaborative work environment that fosters growth and learning
• Receive training on building relationships and resilience
• Enhance your presentation and communication skills
• Build a strong professional network of contacts and get advice from our expert mentors
• Learn from our leaders who have carved inspirational careers and continue to make an impact

Your future begins with an internship, are you in?

What we are looking for:

• Be in your penultimate year of university
• Have a minimum of 112 UCAS points across 3 A Levels or an equivalent level 3 qualification, or 104 UCAS points across 4 Scottish Highers/Advanced Highers or Irish Leaving Certificate (Higher Level) and a predicted honours degree
• A team‑oriented mindset, curiosity about business operations, and the interplay between taxation, personal wealth, and financial goals.
• Excellent written and verbal communication skills.
• Comfort with numbers, an analytical mindset and an interest in tax legislation.
• Must be willing to travel to other offices and potentially client sites as required.

The start date for this role is Monday 15th June 2026. Please note, our start dates are mandatory due to the training you receive during your time with us. Following changes to government policy in April 2024, we only accept applications from individuals with an existing, permanent, right to live and work in the UK.

Diversity and Inclusion at RSM: At RSM, we want to create a strong sense of belonging so that people of all identities, backgrounds, and cultures feel they can bring their true self to work. Our clients come from all walks of life. We aim to achieve that same diversity of background, experience and perspective in our own teams, so that we can genuinely understand our client's needs. Diverse teams bring a broader range of ideas and insights to work. That's why we're working together to ensure our firm's principles and processes support a firm culture that embraces difference and strengthens inclusion.