Manager - Corporate Tax

Corporate Tax Manager Belfast The Grant Thornton Advisors (NI) Tax Team is an ambitious and growing team of over 90 specialists, bringing together deep industry, sector and technical expertise. Our Corporation Tax Compliance client base continues to grow significantly, with increasing demand from owner-managed businesses, large groups and internationally active clients. 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 seeking a Corporate Tax Manager to join our team and play a key role in supporting this continued growth. The successful candidate will bring strong technical corporation tax knowledge, the ability to apply that expertise to complex client issues, and the confidence to manage and lead teams on demanding assignments. As a Manager, you will be responsible for the overall management of a portfolio of clients, including client relationship ownership, technical oversight, risk management and financial performance. You will lead delivery teams, resolve complex technical issues and contribute to the growth and development of both clients and colleagues, while playing an active role in the team's continued expansion. This is an excellent opportunity for an ambitious and driven individual to progress within the firm, work with a varied and high-quality client portfolio, and benefit from a competitive remuneration package and ongoing career development. Main Responsibilities Responsible for the overall management of a portfolio of clients, including client relationship ownership, technical risk and financial performance. Leads delivery teams, resolves complex technical issues and drives client growth and business development. Portfolio and Delivery Manage a portfolio of clients that are sizable in scope, complexity and risk, with accountability for delivery. Approve and sign off key deliverables, ensuring appropriate technical judgement and compliance with firm standards. Oversee portfolio workflow, resource allocation and utilisation across the team. Ensure effective planning and delivery of engagements across the portfolio. Client Responsibilities Act as the primary relationship owner for clients, with accountability for client satisfaction and retention. Lead client interactions on complex or sensitive matters, including managing challenges and escalations. Identify opportunities to expand services and deepen client relationships. Work collaboratively with colleagues across the wider Grant Thornton network to deliver integrated solutions to clients with UK and international tax requirements. Technical Responsibilities Provide technical oversight and final judgement on compliance and related advisory matters. Lead resolution of complex technical issues, particularly in large corporate and multinational contexts. Ensure appropriate use of specialists where required and maintain overall technical quality. Support clients with domestic and international tax matters where appropriate, drawing on expertise from the wider Grant Thornton network. Risk and Compliance Take ownership of engagement risk, ensuring appropriate procedures and controls are applied. Make decisions on risk management and escalation, including involvement of specialist teams. Ensure adherence to firm risk management processes and standards. People Responsibilities Lead, manage and develop team members, including Managers where relevant and junior staff. Take responsibility for work allocation, team structure, formal performance management, appraisals and ongoing coaching and development. Support the development of technical capability across the team and encourage knowledge sharing and collaboration. Foster strong relationships across the wider UK, Ireland and international tax network. Financial Management and Business Development Be accountable for the financial performance of the portfolio, including budgets, billing and recoverability. Meet financial targets and actively manage engagement profitability. Participate in business development activities, including proposals, pitches and tenders. Contribute to the growth of the wider tax practice. Identify opportunities arising from international and cross-border client needs and coordinate with specialists across the Grant Thornton network where required. Skills and Qualifications ACA/ACCA and/or CTA qualified. Significant post-qualification experience within a corporate tax department in a large practice environment. Strong technical expertise, including experience dealing with complex tax issues affecting large corporates and groups. Proven ability to manage and prioritise a portfolio of work, balancing competing demands and deadlines. Demonstrated ability to lead, manage and develop team members, including providing formal feedback and performance management. Comfortable making decisions and exercising judgement on technical, risk and client matters. Strong interpersonal and communication skills, with the ability to build trusted client relationships and influence key stakeholders. Proven ability to identify opportunities to grow client relationships and contribute to business development. Experience working with multinational businesses or advising on cross-border tax matters would be advantageous. A collaborative mindset and the ability to build strong working relationships with colleagues across different service lines, jurisdictions and international teams. LI-GK1 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 theyre located. At GT, we work as trusted 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 dont 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 firms 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. ADZN1_NI41bf1e1f-b16b-4260-a40a-17c77a06fd15