Accounts Assistant - Lettings & Property Management

Simon Brien is Northern Ireland’s leading estate agency, boasting over 40 years’ experience and 45,000 properties transacted. The company operates in private residential and new homes sales, premier homes and country estates, as well as land sales and consultancy. Services also include lettings, property management, mortgages and financial services.

Simon Brien has an exciting opportunity for an Accounts Assistant to support our Lettings and Property Management team. This is a permanent position based in our Lisburn Road Office.

The Accounts Assistant will play a key role in managing high volumes of purchase ledger invoices, payments, and financial records within the company’s property CRM and accounting systems. The role involves issuing statements to clients, processing supplier invoices, maintaining accurate financial records, and supporting the finance team with reconciliation and reporting tasks.

This position requires strong attention to detail, excellent organisational skills, and the ability to work efficiently with financial systems and data.

• Process a high volume of supplier invoices related to property maintenance, services, and operational costs.
• Verify invoices and ensure correct coding to properties, departments, or cost centres.
• Prepare and process supplier payment runs.
• Reconcile supplier statements and resolve discrepancies.
• Maintain accurate supplier records within the CRM and finance systems.

• Generate and issue client statements through the property CRM system for property sales, lettings commissions, management fees, and related services.
• Post and allocate incoming payments including bank transfers, card payments, and other payment methods.
• Maintain accurate customer account records.
• Monitor tenant debtor reports and assist with credit control activities.
• Follow up on overdue rent arrears via phone and email where necessary.
• Resolve landlord and tenant queries and discrepancies.

• Assist with bank reconciliations and financial record maintenance.
• Support month-end procedures including reconciliations and reporting of outstanding balances.
• Ensure all financial transactions are recorded accurately and in line with company policies.

• Work extensively within the company’s property CRM and accounting systems.
• Identify discrepancies between systems and assist in resolving them.
• Support improvements to invoicing, payment, and financial processes.

• Previous experience in accounts assistant, accounts payable, accounts receivable, or finance administration roles.
• Experience processing high volumes of invoices and financial transactions.
• Strong attention to detail and high level of accuracy.
• Good organisational and time management skills.
• Proficiency with accounting software and financial systems.
• Strong communication skills when dealing with clients, suppliers, and internal teams.

• Experience working in estate agency, property management, or lettings.
• Experience using property CRM systems.
• AAT qualification or currently studying towards AAT.
• Understanding of UK VAT and invoicing processes.

Simon Brien is an equal opportunity employer. All job applicants are considered solely on their ability to do the job and selection criteria will firmly reflect the needs of the job.