Overview
Head of Treasury & Tax (Interim)
6-Month Contract Hybrid (Slough or London)
The Opportunity
We are partnering with a fast-growing, infrastructure-focused business to appoint an Interim Head of Treasury & Tax for an initial 6-month contract.
This is a high-impact role focused on strengthening tax compliance, enhancing treasury operations, and building a robust control framework to support continued growth across a multi-entity, international environment.
You will work closely with the senior finance leadership team to deliver a cohesive, audit-ready finance function.
Responsibilities
* Tax Strategy & Compliance
o Lead all corporate tax, VAT, PAYE/NIC and international tax compliance
o Oversee tax planning, structuring and risk management
o Manage relationships with external advisors and tax authorities
o Monitor legislative changes and assess business impact
o Ensure all tax positions are fully documented and audit-ready
* Treasury & Cash Management
o Lead cash flow forecasting, liquidity management and working capital optimisation
o Implement and enhance 13-week cash forecasting
o Manage banking relationships, facilities and financing arrangements
o Oversee intercompany funding and in-house banking
o Monitor and mitigate FX, interest rate and credit risks
o Strengthen treasury controls (payments, mandates, approvals)
* Compliance & Risk
o Own the tax and treasury governance framework across all entities
o Ensure audit readiness, including documentation and controls
o Act as key contact for internal and external audit
o Ensure compliance with banking covenants and regulatory requirements
* Leadership & Business Partnering
o Build and support a high-performing tax and treasury capability
o Partner with FP&A and Financial Control to deliver integrated insight
o Act as a trusted advisor to senior leadership
* Projects & Strategic Support
o Support M&A activity (due diligence, structuring, integration)
o Lead treasury input into systems and process improvements
o Contribute to financing strategy and capital structure initiatives
Qualifications
* ACA / ACCA / CTA qualified
* Strong post-qualified experience across tax and treasury leadership roles
* Deep knowledge of UK and international tax regimes
* Proven experience in cash forecasting, liquidity management, and treasury operations
* Track record of managing tax audits, enquiries, and advisors
* Strong understanding of controls, governance, and audit requirements
* Experience in multi-entity, international environments
* Comfortable operating in a fast-paced, scaling business
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