Head of Global Product – Tax

Grant Thornton Advisors LLC and Grant Thornton Ireland (GT) have recently come together to form a powerful multinational, multidisciplinary platform that delivers premier advisory, tax, and independent audit services. With $2.7 billion in revenues and nearly 60 offices across the U.S., Ireland, the UAE, and other territories, our combined platform brings enhanced solutions and capabilities supported by cutting-edge technologies and a team of nearly 13,000 quality-driven professionals.

Grant Thornton Ireland contributes nearly 3,000 people across 9 offices in Ireland, the Isle of Man, Gibraltar, and Bermuda, and is part of a global network of over 68,000 professionals spanning more than 149 countries. Together, we offer a truly global reach backed by deep local knowledge and national expertise.

By joining forces, we strengthen our ability to act as trusted advisors who make business more personal — investing in relationships and empowering clients to make the right decisions for their organisations today and into the future. Whether working with the public sector to build thriving communities, partnering with regulators and financial institutions to build trust, or supporting diverse businesses to achieve their goals, Grant Thornton now provides a singular, seamless client experience grounded in collaboration, innovation, and a shared commitment to the issues that matter most.

Role Description

We are seeking an experienced and strategic leader to serve as the Head of Global Product – Tax. This new role will drive the execution of Grant Thornton’s product strategy for the Tax service line, overseeing the development, prototyping, and launch of innovative, AI-enabled solutions that enhance our professional tax services globally. The Head of Global Product – Tax will lead distributed teams across multiple markets and regions ensuring operational excellence and measurable impact.

Key Responsibilities

Execute the global product strategy for Tax, aligning with Tax business objectives and market needs.
Shape and communicate the product vision and roadmap for Tax, collaborating across the Tax practice and Technology organization, and ensuring alignment with firm goals and market needs.
Focus on use case development and requirements gathering for Tax products, ensuring alignment with business needs and practitioner insights.
Build strong relationships with Tax leaders, Technology leaders, and key corporate stakeholders (Risk, Legal, Compliance, Finance, HR, Operations) to ensure product initiatives meet enterprise requirements and drive business value.
Partner with the Head of Product Innovation and the innovation engineering team on prototyping and MVP development, providing subject matter expertise and ensuring solutions meet Tax practice requirements.
Collaborate with the Technology Transformation group to drive change management and adoption of new products, and oversee the allocation of product investments to ensure optimal resource distribution and ROI.
Collaborate with the Technology Transformation group to drive change management and adoption of new products, ensuring successful implementation and sustained impact across the global Tax practice.
Build and scale product capabilities across international delivery centers.
Standardize processes and governance to ensure consistency and quality across regions.
Leverage data, automation, and AI to drive efficiency and innovation in tax service delivery.
Foster a culture of collaboration, accountability, and technical excellence within global teams.
Conduct market research and competitive analysis, define and track key performance indicators (KPIs), and leverage customer feedback and data to drive continuous product improvement and ensure customer satisfaction.
Engage with industry forums and peer product leaders to stay current with trends and best practices, and oversee talent acquisition and development strategies for the global Tax product team.
Communicate product vision, progress, and impact to executive leadership and stakeholders.

Qualifications

10+ years of experience in product management or product development, with significant exposure to tax services in a professional services environment.
Demonstrated experience working within professional services tax practices, with a strong grasp of the professional landscape’s service offerings, client needs, and operational processes.
Deep understanding of tax compliance frameworks and industry standards that can be enabled by technology-enabled service delivery.
Proven ability to collaborate with tax leadership and practitioners to identify opportunities for product-driven innovation.
Proven success in leading global, cross-functional teams and delivering complex products at scale.
Strong understanding of tax processes, regulatory requirements, and technology trends (AI, automation, data platforms).
Bachelor’s degree in a relevant field required; advanced degree (MBA, MST, or similar) preferred.
Excellent communication, leadership, and organizational skills.
Experience working in or with global delivery centers is highly valued.

Preferred Experience

Experience in Big 4 or major professional services firms.
Familiarity with Agile and Lean methodologies.
Experience with cloud-based data platforms and workflow automation tools.
Understanding of regulatory environments across regions (e.g., CAMT, ASC 606, Tangible Property Regulations, Foreign Tax Credit rules, VAT).
Multilingual or experience working in multilingual environments.

Life at GT

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.

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 backgrounds, racial differences, cultures, sexual orientations, religious orientations, ages, gender identities, abilities and family types 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.

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.

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Head of Global Product - Tax

Job Description