We are seeking an experienced Temporary International Tax Manager to support and oversee the organisation's international tax compliance and advisory activities during a defined period of growth and transformation. This role has both hands-on compliance responsibilities and strategic advisory oversight, supporting an expanding international footprint across overseas operations, global partnerships, research activity, and international entities.
This is a high-impact role focused on managing international tax risks, coordinating external advisors, improving processes, and helping shape a more proactive and resilient tax function.
Key ResponsibilitiesInternational Tax Compliance & Advisory

• Support compliance with UK corporation tax obligations relating to international activities and overseas operations.
• Review cross-border transactions to assess withholding tax exposure, double tax treaty positions, and permanent establishment risk.
• Support VAT matters relating to international supplies, overseas campuses, and research collaborations.
• Provide tax support on international research grants, partnerships, joint ventures, and global mobility matters.
• Assist with transfer pricing documentation and intercompany arrangements where applicable.
• Prepare tax schedules, reconciliations, and supporting documentation for statutory reporting and audit requirements.
• Support HMRC correspondence, compliance reviews, and responses to tax queries.
• Monitor changes in UK and international tax legislation and assess potential impacts to the organisation.

International Entity Support

• Poland: Support accurate and timely VAT compliance through coordination with business teams and local advisors.
• India: Support the establishment and ongoing tax considerations for branches and subsidiaries, working closely with local advisors and internal stakeholders.
• Singapore: Provide oversight and coordination support alongside in-country tax management.
• Support tax compliance and advisory requirements across a growing portfolio of international entities.

Advisor & Stakeholder Management

• Act as a central point of contact for international tax advisors across jurisdictions.
• Liaise with overseas advisors and internal stakeholders regarding local tax compliance requirements.
• Translate complex technical tax advice into clear, practical guidance for Finance, Legal, Registry, and senior leadership teams.
• Support related workstreams, including banking and company registry matters where tax input is required.
• Ensure compliance deadlines are tracked and met across multiple jurisdictions.

Process Improvement & Strategic Support

• Help document, strengthen and improve tax processes and controls.
• Support the transition from reactive tax management toward a more proactive, scalable international tax framework.
• Contribute fresh thinking to how the tax function evolves over the next 6, 12 and 18 months as international activity continues to grow.
• Support assessment of future resourcing and operating model needs for the international tax function.

About You
We are looking for a tax professional with:

• Strong experience in UK and international tax, including corporate tax and VAT.
• Experience managing cross-border tax matters, ideally in a complex international organisation.
• Exposure to international jurisdictions, particularly India, would be highly valued.
• Knowledge of withholding tax, transfer pricing, permanent establishment risk and treaty analysis.
• Strong relationship management skills and experience working with external advisors.
• Ability to communicate complex tax matters clearly to non-tax stakeholders.
• A proactive, solutions-focused mindset with an interest in process improvement and shaping a growing function.

Working Relationships
This role sits within the International Project Team and works closely with:

• Finance
• Legal
• Registry
• Senior stakeholders, including Managing Directors in hubs and subsidiaries
• Overseas advisors and international contacts

The role operates independently from a tax and compliance perspective but requires strong collaboration across multiple teams, with much interaction conducted internationally via Microsoft Teams.