R&D Tax Incentives - Assistant Manager (Belfast)

Grant Thornton International Ltd; Belfast City District; On-site; GBP 55,000 - 75,000; Full time

Job summary

Grant Thornton Belfast is seeking an Assistant Manager to join our Tax Incentives team, focusing on R&D Tax Credits, Capital Allowances and Patent Box claims for a diverse client base across sectors. The role blends technical tax knowledge with financial analysis and advisory work, located in Belfast.

The position offers exposure to cross-border assignments within a growing international platform and the opportunity to advance within a specialist Tax Incentives practice.

Qualifications

• CTA/ACA/ACCA or equivalent professional qualification.
• At least two years' experience with R&D Tax Credits or related incentives.
• Strong analytical skills with financial information interpretation.
• Excellent Excel and financial modelling skills.
• Experience managing client engagements and stakeholder relationships.
• Excellent organisational and communication skills.

Responsibilities

• Manage the preparation and delivery of R&D Tax Credit, Capital Allowances and Patent Box claims for a diverse portfolio of clients.
• Analyse financial information and project expenditure to identify qualifying costs and maximise available tax incentives.
• Prepare detailed financial calculations, schedules and supporting documentation.
• Ensure claims are accurate, robust and compliant with HMRC legislation and guidance.
• Manage multiple client engagements, ensuring work is delivered to a high standard and within agreed deadlines.
• Build strong relationships with clients and collaborate with colleagues across the wider Tax team.
• Support clients in responding to HMRC enquiries, reviews and compliance checks.
• Maintain high-quality working papers and audit trails.
• Identify opportunities to improve processes and contribute to the continued development of the Tax Incentives practice.

Skills

R&D tax credits

Capital allowances

Tax incentives

Financial modelling

Education

CTA/ACA/ACCA or equivalent

Tools

Microsoft Excel

Financial modelling tools

Job description

Belfast, United Kingdom

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About Us

We are Grant Thornton Grant Thornton Ireland is rapidly approaching 3,000 people, in 9 offices across Ireland, Isle of Man, Gibraltar and Bermuda. With a presence in over 149 countries around the world and a global network of 73,000 people, we bring our clients the local knowledge, national expertise and global presence to help them succeed – wherever they’re located. At GT, we work astrusted advisors, bringing local knowledge and national expertise, with a global presence, to help businesses succeed – wherever they are located. We make business more personal by investing in building relationships and empowering our clients to make the right decisions for their organisation now and for the future. Whether that is working with the public sector to build thriving communities, with regulators and financial institutions to build trust, or with a diverse range of businesses to help them achieve their goals, Grant Thornton Ireland work hard to support clients to act on the issues that matter.
At GT Ireland we don’t just predict your future, we build it. A Career at GT Looking for a more fulfilling role in professional services? One where fresh thinking, collaboration and diversity are valued? At Grant Thornton we do things differently.
What does this mean for you? A career in a more inclusive working environment, a more collaborative work culture, a more supported, flexible working role, more possibilities to grow and more opportunities to help shape the future for your clients. We respect and value your experience. And we want you to bring your authentic self to work and be at your best. It is how it should be.
Grow with us At Grant Thornton, we care about our people and work hard to make you feel valued. If you are looking to deepen and develop your skills, knowledge, and experience throughout your career, then that is what you will get, and more. Our Benefits Please follow this link for information on our generous benefits package.

About the Team

Equity, diversity and inclusion
At Grant Thornton, we provide equitable opportunities for all our colleagues. We are a responsible, sustainable business where equity, diversity and inclusion (ED&I) is at the forefront of our workplace culture agenda, and today, we continue to build and develop on our existing ED&I structure and strategy to meet our workplace culture needs. People are at the heart of our business and teams built with varied individuals present diverse viewpoints, which need to be heard and valued.
We are all at our best when we are able to be ourselves and we view integrity and authenticity as integral values to bring to our day-to-day work-life at the firm. We are excited to see the personality and perspectives you will bring to our team because we know we will all benefit from them. Diversity of thought, background and experience enables better decision-making, improves the quality of our delivery, and helps us to meet the needs of our clients. Our firm is built on people and their ideas, so we want to hear all the new perspectives and fresh thinking you have to offer. You form the bedrock of our firm’s best-practice principles and we will champion you as leaders from day one.
Reward and benefits
Our reward and benefits are designed to create an environment where our people can flourish. We are committed to building a culture where our people have access to the necessary benefits to help promote a healthy lifestyle and thrive.
Recognition
We want to create a culture of recognition and celebrating success, by saying thank you to people who surpass our expectations and recognising the right values and behaviours. Our Shout Out recognition scheme is our way of highlighting and promoting achievements. Whether you simply want to say thank you, celebrate a special occasion or give an award for doing something exceptional, you can do all of this and more through the scheme.

Job Description

About the Role

Grant Thornton is part of a fast-growing and rapidly evolving international platform, bringing together specialist teams across the UK, Ireland, the US and an expanding global network of member firms. This creates opportunities for our people to work on complex, cross-border assignments, collaborate with leading specialists across the network and build expertise across the full spectrum of UK and international tax services. From Belfast, our team supports a diverse client base that includes owner-managed businesses, large corporates and multinational groups, giving our people exposure to some of the most interesting and complex tax challenges in the market while benefiting from the scale, resources and opportunities of a growing international platform.

We are looking for an Assistant Manager to join our growing Tax Incentives team. Working with clients across sectors including technology, manufacturing, life sciences and financial services, you will support businesses in accessing valuable tax incentives through the preparation and delivery of R&D Tax Credit, Capital Allowances and Patent Box claims.

This role offers an excellent opportunity to combine technical tax knowledge with financial analysis and client advisory work, while developing your career within a growing specialist team.

Key Responsibilities

You will:

• Manage the preparation and delivery of R&D Tax Credit, Capital Allowances and Patent Box claims for a diverse portfolio of clients.
• Analyse financial information and project expenditure to identify qualifying costs and maximise available tax incentives.
• Prepare detailed financial calculations, schedules and supporting documentation.
• Ensure claims are accurate, robust and compliant with HMRC legislation and guidance.
• Manage multiple client engagements, ensuring work is delivered to a high standard and within agreed deadlines.
• Build strong relationships with clients and collaborate with colleagues across the wider Tax team.
• Support clients in responding to HMRC enquiries, reviews and compliance checks.
• Maintain high-quality working papers and audit trails.
• Identify opportunities to improve processes and contribute to the continued development of the Tax Incentives practice.

Skills & Experience

The successful candidate will have:

• A relevant professional qualification (CTA, ACA, ACCA or equivalent).
• At least two years' experience preparing or advising on R&D Tax Credits, Capital Allowances or other tax incentive claims within a professional services or advisory environment.
• Strong analytical skills with experience interpreting financial information and identifying qualifying expenditure.
• Excellent Microsoft Excel and financial modelling skills.
• A good understanding of financial statements and cost analysis.
• Experience managing client engagements and building strong stakeholder relationships.
• Excellent organisational, communication and problem-solving skills, with the ability to manage multiple priorities.

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Job Info

• Job Identification 115995
• Job Category -
• Posting Date 09/22/2026, 11:26 AM
• Degree Level No Formal Education
• Job Schedule Full time
• Locations 12-15 Donegall Square West, Belfast, BT1 1BG, GB