Accounts Payable Assistant

Accounts Payable Assistant

Final date to receive applications: 31 January 2026

Location: Aston Clinton, Aylesbury – Hybrid (3 days per week in office)

Job Type: Full‑time |
Seniority Level: Executive |
Job Function: Accounting/Auditing and Finance |
Industry: Construction

The Accounts Payable Department processes around 18,000 invoices in the ERP system COINS using both 3‑ and 2‑way matching. Suppliers are migrating to electronic invoicing and robotic processing automation to improve efficiencies and scalability.

As an Accounts Payable Assistant you will take full responsibility for the life of a transaction – ensuring accurate, timely recording and processing of supplier invoices, matching, escalation, weekly progress updates, eInvoicing, query management, statement reconciliations, and reporting.

• Accurate and timely recording and processing of supplier invoices onto COINS/ERP System
• Matching purchase invoices to orders and delivery notes using 2‑ and 3‑way matching
• Escalating invoice queries to relevant stakeholders & suppliers
• Recording weekly progress updates on COINS with supporting documentation
• Processing eInvoicing and managing queries
• Completing 100% monthly statement reconciliations on control sheets
• Supplier reporting/overview
• Ad‑hoc departmental administration duties as required

• Ability to work with high‑volume data, adopting a right‑first‑time approach to entry
• Multi‑task across suppliers and entities, ensuring correct approval processes
• Clear invoices & query resolution within SLA
• 100% monthly statement reconciliation for Credit Card & Direct Debit suppliers and timely costings
• Expenses approved in line with T&E policy and SLAs

• Trusted with sensitive business information
• Proactive self‑starter, communicative, resourceful, autonomous, disciplined
• Empathetic, respectful, confident communicator
• Flexible to travel/work remotely, willing to work additional hours as needed
• Adaptable, calm under pressure
• Collaborative, building positive relationships within a multidisciplinary team

• Proficiency in Microsoft Office and COINS/ERP systems
• Advanced SAP Concur experience
• Intermediate Excel skills (VLOOKUPs, pivots, duplicate detection)
• Organisational & administrative skills to meet tight deadlines
• Excellent eye for detail and accuracy (high level)
• Relationship‑building skills, effective support of internal & external stakeholders
• Excellent verbal and written communication skills at all levels
• Problem‑solving, identifying and articulating problems, presenting effective solutions, setting clear expectations
• Mathematical mindset, prior experience in an Accounts Payable role (ideally construction)
• Experience supporting governance frameworks

• Hybrid working arrangement – Aston Clinton office & home when required
• 37.5 hours per week (8:30‑5:30 Monday‑Thursday with 4:30 finish Friday)
• Competitive salary & benefits – pension, healthcare, car allowance
• 26 days holiday per annum + Bank Holidays
• Optional benefits via My Perks:
  Dining Card, Gym Membership, Cycle to Work, Holiday Trading, Health Cash Plan, Dental & Critical Illness Insurance, Partner Life Assurance, Car Leasing, Discounts & Cashback
• Fun, supportive team that challenges and develops you