Senior Manager - Global Tax Compliance and Reporting

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About Global Compliance & Reporting

Global Compliance & Reporting (GCR) is one of EY's five tax service lines. Our GCR professionals help businesses meet the demands of tax reporting, tax compliance, and tax risk management. Many of our engagements involve clients undergoing wider tax transformation and operating model change programmes.

Our team works with a wide range of businesses to develop and implement effective, practical and sustainable approaches to managing tax compliance and reporting in a global environment.

The opportunity

We are looking for an experienced Senior Manager to join our growing Global Tax Managed Services team in London. This is a senior leadership opportunity to work with leading multinational organizations, shaping and delivering complex global tax compliance, reporting, managed services and transformation programmes.

Working closely with Partners and senior client stakeholders, including Heads of Tax, Finance Directors, CFO organizations and global tax teams, you will play a key role in building trusted client relationships, leading high-value engagements and helping clients respond to an increasingly complex tax landscape.

You will collaborate with EY teams across the UK, India and Continental Europe, with opportunities to support wider teams in Germany, the Netherlands, Switzerland, Hungary and France. As part of this energetic and diverse team, you will lead international delivery teams, develop innovative client solutions and contribute directly to the continued growth of our Global Tax Managed Services practice.

This is an exciting time to join our specialized team, as we continue to see strong demand for our services and significant growth opportunities across the global tax managed services market.

Your key responsibilities

Client leadership and strategic engagement management

• Lead complex multinational tax compliance and reporting engagements, with responsibility for client relationships, service delivery, team leadership and commercial outcomes.
• Build trusted relationships with senior client stakeholders across global organizations, acting as a senior point of contact for key engagement matters.
• Work with Partners and senior leadership to shape client strategy, manage delivery priorities, and resolve complex engagement issues.
• Provide strategic oversight of large global delivery teams, including junior colleagues and offshore team members.
• Set clear objectives and expectations for team members, supporting performance, coaching, and development across international teams.
• Manage engagement governance, quality, service levels, and escalation processes across multiple jurisdictions.

Business development, pursuits and market growth

• Work with the Partner group to provide senior support on large pursuits and proposal activities in response to client RFPs.
• Lead global pricing exercises, contribute to strategic negotiation, and represent EY in client pitches and presentations.
• Own and drive your own sales pipeline across mid-sized and smaller pursuits.
• Support the client business case for change, including transformation and managed services opportunities.
• Identify opportunities for additional EY services and extensions to EY outsourcing services for existing clients.
• Contribute to innovative market-facing solutions that support the growth of the Global Tax Managed Services practice.

Tax transformation and operating model projects

• Lead or oversee tax operating model, compliance process design and outsourced delivery initiatives for multinational clients.
• Manage changes to scope and resulting fee impact, including leading client and internal negotiations as needed.
• Review and suggest improvements to compliance and reporting processes, considering data sources, hand-off points, controls and technology enablement.
• Share successful tools, techniques and approaches with other team members and lead business development or methodology improvement projects.
• Help clients improve efficiency, control, and transparency across global tax compliance and reporting processes.

Commercial management and finance

• Review budgets and resourcing requirements regularly, with responsibility for meeting margin targets across engagements.
• Lead the billing and cash collection process across your portfolio.
• Provide guidance to peers, colleagues and clients on contractual matters, including local fee and scope of negotiations.
• Ensure commercial discipline across engagements while maintaining strong client relationships and service quality.

Quality and risk management

• Support the Engagement Partner on all Quality & Risk Management (QRM) matters, overseeing implementation and adherence to agreed processes, procedures and timetables.
• Liaise with Global and Tax QRM and legal teams to resolve client service management issues.
• Maintain the specified contractual framework and supporting agreements for all engagements.
• Proactively manage service delivery risk through strong governance, issue management, and escalation processes.

Skills and attributes for success

• Strong senior client relationship management skills, with the ability to develop high-quality outputs and build credibility with senior stakeholders.
• Proven business development skills, including the ability to identify, shape, and convert opportunities to sell work.
• Strong commercial and negotiation skills, with confidence in sustaining a point of view and handling challenges constructively.
• Excellent presentation and proposal development skills, including experience supporting or leading major client pitches.
• Process design and problem-solving mindset, with an interest in tax transformation, operating model improvement and managed services delivery.
• Strong leadership experience, including coaching junior colleagues and leading cross-border or offshore teams.
• Change-oriented and flexible approach, with an innovative mindset and focus on continuous improvement.
• Ability to manage competing priorities across multiple clients, pursuits and engagements.

To qualify for the role, you should have

We welcome candidates from tax, finance transformation, managed services, outsourcing, shared service, programme management and professional services backgrounds. Experience in corporate tax, indirect tax or accountancy from a professional services firm or in-house team is beneficial, but we are also interested in senior candidates who bring strong commercial, transformation, leadership and stakeholder management experience.

• A degree level qualification or equivalent.
• A proven work record in a similar environment, ideally with experience leading complex engagements or programmes.
• Excellent communication skills, both written and verbal, with the ability to engage senior clients and internal stakeholders.
• Strong Microsoft Excel, Word and PowerPoint capability.
• ACA, CA, ATT, CTA, Tax Inspectors qualification or breadth of knowledge equivalent