Senior Accounts Payable Administrator

Senior Accounts Payable Administrator

Department: Group Services

Employment Type: Permanent - Full Time

Location: Stockport

Reporting To: Rebecca Deane

The Opportunity

We’re looking for an experienced and motivated Senior Accounts Payable Administrator to join our Finance Shared Services team. This is an exciting opportunity for an Accounts Payable professional who enjoys leading by example, supporting colleagues, and driving operational excellence within a fast-paced transactional environment.

As the Senior Accounts Payable Administrator, you’ll coordinate the day‑to‑day activities of our Transactional Processing team, ensuring invoices and supplier transactions are processed accurately, efficiently, and in line with agreed service levels. You’ll act as the team’s subject matter expert, providing technical guidance, coaching, and first-line support while helping to drive continuous improvement across our Purchase-to-Pay processes.

You’ll play a key role in ensuring the smooth running of our Accounts Payable Transactional Processing function by:

• Coordinating daily workloads to ensure Service Level Agreements (SLAs) and Key Performance Indicators (KPIs) are consistently achieved.
• Supporting all core Accounts Payable processes including invoice processing, purchase order matching, supplier statement reconciliations, shared mailbox management, invoice workflow management and supplier query resolution.
• Reviewing transactions to ensure accuracy, completeness and compliance with company policies.
• Monitoring workflow queues, invoice matching exceptions and supplier rejections, ensuring issues are resolved promptly.
• Supporting month‑end and year‑end activities, including reconciliations, accruals and reporting.
• Maintaining accurate financial data within Microsoft Dynamics 365 (or a similar ERP system).
• Providing operational support across wider Accounts Payable teams when required.

Leading and Supporting the Team

• Act as the first point of contact for day‑to‑day operational queries.
• Coach, mentor and support Accounts Payable Administrators to ensure consistent, high‑quality service delivery.
• Serve as the Subject Matter Expert (SME) for Accounts Payable transactional processes and the Purchase-to-Pay (P2P) cycle.
• Monitor workloads, identify bottlenecks and help prioritise work across the team.
• Escalate operational risks and recurring issues where appropriate.
• Support the onboarding and development of new team members.

Building Strong Relationships

• Resolve supplier and stakeholder queries within agreed service levels.
• Investigate invoice discrepancies, payment queries and supplier disputes.
• Reconcile supplier statements and ensure outstanding issues are investigated and resolved.
• Build collaborative relationships with Procurement, Finance and operational teams to improve end‑to‑end processes and customer service.

Driving Quality and Continuous Improvement

• Maintaining robust financial controls and ensuring compliance with company policies and audit requirements.
• Supporting internal and external audits.
• Identifying opportunities to improve efficiency, automation and service delivery.
• Supporting system enhancements, upgrades and User Acceptance Testing (UAT).
• Maintaining process documentation and delivering training following system or process changes.
• Contributing to projects and initiatives that simplify processes, strengthen controls and enhance the customer experience.

Essential

• Previous experience in a senior Accounts Payable or Accounts Payable Team Leader role.
• Strong knowledge of end‑to‑end Accounts Payable and Purchase-to-Pay processes.
• Experience working in a high‑volume transactional environment.
• Excellent organisational skills with the ability to prioritise workloads and meet deadlines.
• Strong analytical and problem‑solving abilities.
• Excellent communication and stakeholder management skills.
• Experience using Microsoft Dynamics 365 or a similar ERP system.
• A collaborative approach with a passion for coaching and supporting colleagues.
• A continuous improvement mindset with a focus on efficiency and customer service.

Desirable

• Knowledge of Construction Industry Scheme (CIS) requirements.
• Experienc…