Accounts Assistant

Low Carbon

Accounts Assistant responsible for delivering accurate invoice and payment processing. Collaborating with the finance team to ensure efficient operations within a hybrid work environment.

Posted 7/1/2026full-timeLondon • 🇬🇧 United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in processing purchase invoices, managing payment runs, and performing bank reconciliations while ensuring compliance with financial controls and governance. Capable of collaborating effectively with finance teams and stakeholders to resolve queries and improve processes.

Highest-signal resume keywords

Purchase Invoice ProcessingBank ReconciliationFinancial ComplianceSAGE X3 ExposureMulti-Entity Environment Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Invoice RecordingPayment ProcessingMonth-End ActivitiesAged Creditors MonitoringFinancial Data Maintenance

Soft Skills

Relationship BuildingCollaborationProblem Resolution

Tools & Technologies

SAGE X3

Industry Keywords

Payments EnvironmentSupplier InvoicesApproval WorkflowsRisk and Controls MatrixVAT Returns

About the role

Key responsibilities & impact

Process and accurately record all purchase invoices, ensuring appropriate authorisation, correct matching to purchase orders/receipts, and maintenance of supporting records
Prepare weekly payment runs for review, approval, and processing, including management of one-off payments and supplier data changes
Perform weekly bank reconciliations across multiple accounts, including GBP and foreign currency
Complete all month-end activities by the second working day, ensuring accuracy and strong process controls
Review and monitor aged creditors and debtors, escalating risks or issues as needed
Ensure compliance with payment-related policies, controls, and the Risk and Controls Matrix (RACM), including supporting audits and reporting any fraudulent or non-compliant activity
Support the effective resolution of payment and AP-related queries or disputes with suppliers and employees
Where AP is outsourced, coordinate the timely and accurate sharing of invoice data with the service provider
Support VAT returns, audit requests, and maintain audit-ready financial records
Maintain high-quality financial data and contribute to strong financial governance and control environment
Work across multiple systems and support process improvements, including automation initiatives
Collaborate with finance colleagues and internal stakeholders to support efficient operations
Build strong working relationships across the organisation
Provide ad hoc support to the wider finance team as required

Requirements

What you’ll need

Previous experience within an accounts or finance function
Experience working in a multi-entity environment is advantageous
Exposure to SAGE X3 is desirable but not essential
A good knowledge of a payments environment (purchase orders, supplier invoices and approval workflows)

Benefits

Comp & perks

26 days holiday plus your birthday off (with option to buy a further 5 days)
Discretionary Bonus
Bupa Health Check & Private Healthcare for you and your family (medical history disregarded)
Contributory Pension
Cycle scheme
Season Ticket Loan
Pluxee for commercial discounts and perks
3 additional days for volunteering to support causes of your choice