Corporate Tax and Transaction Advisory - Manager

Manager – Corporate Tax and Transaction Advisory 

Dublin | Grant Thornton Ireland

The Grant Thornton Ireland Tax team is a growing team of over 300 specialists with deep technical, sector and advisory expertise. Our Corporate Tax and Transaction Advisory team sits at the centre of a growing Deals practice, working closely with our Experian No. 1 Ranked Corporate Finance team, colleagues across Tax and wider advisory specialists to support clients through domestic and international transactions, acquisitions, restructurings and periods of growth.

We are seeking an ambitious and technically strong Manager to join our Dublin team. This role offers the opportunity to manage a diverse portfolio of corporate tax clients while supporting tax due diligence, M&A and wider transaction advisory engagements for Irish, indigenous and outbound-focused businesses.

Working as part of a collaborative, high-performing team, you will lead the day-to-day delivery of corporate tax compliance and transaction advisory work, manage client relationships and workstreams, review technical analysis, coach junior team members and deliver commercially focused advice. You will work closely with experienced Directors and Partners while helping to support the continued growth of the practice.

As Manager, you will:

• Manage a portfolio of corporate tax clients, ensuring compliance obligations are delivered accurately, efficiently and on time.
• Lead the delivery of corporate tax compliance engagements, including technical reviews, tax filings, reporting, risk identification and client communications.
• Support corporation tax due diligence, M&A tax and transaction advisory engagements, working closely with Directors, Partners and the wider Deals practice.
• Manage client workstreams, coordinating planning, technical analysis, deliverables, budgets and timelines to ensure high-quality outcomes.
• Identify tax risks, planning opportunities and technical issues, providing practical advice and escalating complex matters where appropriate.
• Review the work of junior team members, providing coaching, feedback and day-to-day support to develop capability and maintain quality.
• Build trusted client relationships and collaborate across Tax, Corporate Finance and other specialist teams to deliver integrated solutions.
• Contribute to business development through proposals, client research and opportunity identification.
• Support continuous improvement by sharing knowledge, enhancing processes and contributing to team development.
• Help manage team workflow, ensuring priorities, deadlines and resources are effectively coordinated.

Skills and attributes

We are looking for someone who brings:

• CTA qualification, with ACA, ACCA or a legal qualification also advantageous.
• At least 3–4 years' post-qualification experience in corporate tax, ideally within a large practice, Big Four, top-tier professional services firm or relevant industry environment.
• Strong technical knowledge of Irish corporation tax, with experience managing corporate tax compliance engagements.
• Experience of corporation tax due diligence, M&A tax, transaction support or broader tax advisory work, or a strong interest in developing in this area.
• Strong analytical, organisational and project management skills, with the ability to manage multiple priorities and deliver to deadlines.
• Excellent communication and relationship-building skills, with experience working effectively with clients, colleagues and multidisciplinary teams.
• Experience leading, coaching and developing junior team members.
• Commercial awareness, sound judgement, attention to detail and a proactive, delivery-focused approach.
• Experience using AlphaTax or similar corporation tax compliance software would be advantageous.

Why Grant Thornton?

At Grant Thornton, you will have the opportunity to do meaningful, career-building work in a firm that combines entrepreneurial energy with the scale, brand and ambition of one of Ireland's leading professional services firms.

Our Corporate Tax and Transaction Advisory team sits at the centre of a growing Deals practice, working closely with our Experian No. 1 Ranked Corporate Finance team and wider advisory specialists on a broad range of domestic and international transactions.

As a manager, joining Grant Thornton means you will:

• Work on varied corporate tax compliance, due diligence, M&A and transaction advisory engagements.
• Gain hands-on exposure to high-profile domestic and international transactions alongside experienced Directors and Partners.
• Develop deep technical and commercial expertise across a broad range of sectors and clients.
• Build your leadership capability by managing, coaching and developing junior colleagues.
• Collaborate across multidisciplinary teams to deliver practical, commercially focused advice.
• Progress your career in a supportive, flexible and inclusive environment where high-quality delivery, collaboration and professional development are valued.

For ambitious corporate tax professionals, this role offers the opportunity to deepen transaction tax expertise while remaining close to hands-on client delivery, technical excellence and leadership within a growing practice.

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