Accounts Assistant

Accounts Assistant

3-Months | August - October 2026

Newbury

Due to continued growth and an upcoming Sage 200 implementation, our client is seeking an Accounts Assistant to support the finance team during a busy period and assist with the transition from QuickBooks to Sage 200.

Working closely with the Finance Manager, you will provide day-to-day finance support, assist with account reconciliations, help prepare data for migration into Sage 200, and support the wider finance function ahead of the October go-live.

This is an excellent opportunity for someone with a solid finance background who enjoys working in a varied role and is keen to gain exposure to a systems implementation project.

Key Responsibilities

Process and maintain Accounts Payable invoices within QuickBooks and support the transition to Sage 200
Reconcile balance sheet and other control accounts
Prepare and consolidate financial data using Excel for migration into Sage 200
Assist with the preparation of opening balances ahead of the October go-live
Support the transfer and reconciliation of finance data between systems
Assist with Sage 200 system testing and data validation
Help develop and maintain finance procedures and records
Provide day-to-day support to the Finance Manager and wider finance team
Liaise with internal stakeholders to ensure finance information is accurate and up to dateSkills & Experience Required

Previous experience working in an Accounts Assistant, Finance Assistant, or Bookkeeping role
Experience processing invoices and reconciling accounts
Good understanding of balance sheet reconciliations
Intermediate Excel skills, including data consolidation and reconciliation
Strong attention to detail and accurate data entry skills
Ability to work independently and prioritise workload effectively
Good communication skills and a proactive approachDesirable

Experience using Sage 200
Experience working with QuickBooks
Previous exposure to finance system migrations or data transfer projects
Experience supporting a busy finance teamWhat's on Offer?

Immediate start
3-month contract through to October
Opportunity to gain exposure to a Sage 200 implementation project
Varied role with a broad range of finance responsibilities
Supportive and collaborative working environmentApply Now

If you're an organised finance professional looking for a varied Accounts Assistant position within a growing business, we'd love to hear from you.

To apply, please submit your CV or contact Sophie or Ella on (phone number removed) for a confidential discussion.

Adecco acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. The Adecco Group UK & Ireland is an Equal Opportunities Employer.

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