Accounts Assistant

Contract Type:

Full Time

Location:

Basildon - South East 

Industry:

Administration & Office Support

Contact Name:

Claire Hutchins

Contact Email:

Claire@cbwstaffingsolutions.com

Contact Phone:

02035833099

Date Published:

16-Sep-2026

Accounts Assistant Required- Basildon-Essex- £32,000 Plus Package- Permanent- Full Time Office Based Position 

Location: Basildon- Essex
Salary: £32,000 per annum
Hours: Monday to Friday, 8:30am – 5:00pm
Working Pattern: Full-time, Office-based

My client is looking for an organised and detail-focused Accounts Assistant to join their Finance team based in Basildon, Essex.

This is a hands-on role where you will be responsible for the day-to-day management of invoicing, accounts mailboxes, client portal systems and purchase order checks. The successful candidate will play a key role in ensuring invoices are raised accurately and on time, queries are dealt with efficiently and financial records are maintained to a high standard.

Key Responsibilities

  • Prepare and raise client invoices accurately and within agreed timescales.

  • Manage the accounts invoice mailbox, reviewing incoming invoices and ensuring they are processed and filed correctly.

  • Process contractor and supplier invoices accurately and efficiently.

  • Check purchase orders against invoices to ensure all relevant information is correct before invoices are processed or submitted.

  • Process batch invoicing in line with agreed invoicing schedules.

  • Upload and manage invoices through client portal systems, ensuring individual client requirements are followed.

  • Monitor portal systems and ensure invoices are submitted correctly and within required deadlines.

  • Distribute invoices to clients promptly and accurately.

  • Check invoices for discrepancies, missing information or incorrect purchase order details and resolve issues before submission.

  • Act as a key point of contact for invoice and purchase order queries from clients and internal departments.

  • Liaise with clients and internal teams to obtain clarification or additional information where required.

  • Work closely with internal coordinators to ensure job information, purchase orders and supporting documentation are correct for invoicing.

  • Assist with reviewing and reconciling supplier statements and investigating discrepancies.

  • Maintain accurate and up-to-date financial and supplier records.

  • Provide general accounts and administrative support to the wider Finance team.

  • Assist with ad hoc finance tasks and process improvements as required.

About You

My client is looking for someone who is highly organised, accurate and confident working with invoices and financial administration.

You will ideally have experience in an accounts or finance environment, particularly with invoicing, purchase orders, managing shared mailboxes and working with online client portals.

The successful candidate will have:

  • Excellent attention to detail and a high level of accuracy.

  • Experience with invoicing and invoice processing.

  • Strong organisational skills and the ability to manage a busy accounts mailbox.

  • Experience checking purchase orders, invoices and supporting documentation.

  • Confidence using online portal systems to upload and manage invoices.

  • Good written and verbal communication skills.

  • The ability to investigate and resolve invoice-related queries.

  • Good IT skills, including Microsoft Office and experience using accounting systems.

  • The ability to manage multiple tasks and work to deadlines.

  • A proactive approach and the ability to work both independently and as part of a team.

The Opportunity

This is an excellent opportunity for an Accounts Assistant to join an established business and take responsibility for a varied finance role, with a particular focus on client invoicing, purchase orders, mailbox management and portal submissions.

If you are interested in this position please apply or contact me on claire@cbwstaffingsolutions.com
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