Finance Assistant

PSTAX; Greater London; On-site; GBP 21,000 - 28,000; Full time

Benefits offered by this job

Flexible working hours

SalSac Pension Scheme

Tusker Car Scheme

Private Medical Care

Home Electronics SalSac Scheme

Holiday Buy/Sell scheme

Free parking

Group training portal

Job summary

PSTAX in Erith is seeking a Finance Assistant to support day-to-day financial operations within the Business Support team. You will handle billing, invoicing, accounts administration and maintain accurate financial records, while liaising with internal departments and suppliers to resolve queries.

This role offers hands-on experience across invoicing cycles, expense processing, month-end tasks and revenue reporting, with scope to learn ERP systems such as Xero or Sage in a collaborative finance

Qualifications

• Excellent communication and interpersonal skills.
• Ability to manage multiple priorities and meet deadlines.
• Accurate data entry and attention to detail.

Responsibilities

• Maintain professional relationships with customers and resolve billing queries.
• Prepare and send customer invoices monthly.
• Update timesheet system with latest billing information for clients/projects.
• Record and chase purchase orders to align with client and internal PO requirements.
• Process and record inter-company recharges accurately and on schedule.
• Support credit controller in monitoring overdue accounts.
• Track accrued consultancy hours for clients to ensure accurate billing.
• Assist with month-end billing reconciliations and reporting tasks.
• Prepare the monthly revenue flash report for all entities.
• Provide cover for finance team members during leave periods.
• Process supplier invoices and ensure coding and approvals.
• Manage staff expense submissions and travel bookings.
• Oversee supplier accounts and reconcile transactions.
• Maintain staff birthday scheme with budgeting.

Skills

Excel

Accounting systems

Xero

Sage

Accounts receivable

Accounts payable

Bookkeeping

Finance administration

Tools

Xero

Sage

Job description

Finance Assistant

Department: Business Support

Employment Type: Full Time

Location: Erith

Description

As a Finance Assistant, you will play an important role in supporting the day-to-day financial operations of the business. Working alongside experienced finance professionals, you’ll help ensure billing, reporting, accounts administration, and financial record-keeping are completed accurately and efficiently.

This is a varied position that will provide hands-on experience across customer invoicing, supplier management, expense processing, revenue reporting, credit control support, and month-end activities. The role is ideal for a detail-oriented individual who is eager to learn, enjoys working with numbers, and is looking to develop their finance career within a fast-paced and supportive team.

Key Responsibilities

• Maintain professional and positive relationships with customers, addressing billing queries and ensuring smooth communication regarding payments.
• Prepare and send customer invoices in line with monthly billing cycles, ensuring accuracy and timeliness.
• Update and maintain the timesheet system to reflect the latest billing information for clients and projects.
• Record, track, and chase purchase orders to ensure all billing aligns with client and internal PO requirements
• Process and record inter-company recharges accurately and on schedule
• Support the current credit controller in monitoring and following up on overdue accounts as part of the wider debt management process
• Track and manage accrued consultancy hours for specific clients to ensure accurate billing and reporting
• Assist with month-end billing reconciliations and reporting tasks
• Preparation of the monthly flash billing (revenue) report for all three entities
• Provide cover for other finance team members during periods of leave, ensuring continuity of service
• Accurately input and process supplier invoices, ensuring compliance with company policies and approval procedures
• Manage and process staff expense submissions, verifying receipts and ensuring correct coding and approval. As well as bookings for travel, such as flights and hotels
• Oversee business accounts such as Amazon, Viking, and other suppliers, ensuring transactions are tracked, reconciled, and recorded correctly
• Administer and manage the staff birthday scheme, ensuring timely recognition and budget tracking
• Support the Finance Manager with payroll preparation and related administrative tasks
• Assist with supplier and staff payment processing
• Support budget tracking and reporting, including monitoring spend against departmental budgets
• Maintain accurate financial records and support month-end processes as required
• Communicate effectively with internal departments and external suppliers to resolve any queries or discrepancies
• Create and maintain extensive process notes on all day-to-day tasks

Skills, Knowledge & Expertise

• Excellent communication and interpersonal skills.
• Ability to manage multiple priorities and meet deadlines.
• Team-oriented approach with flexibility to support wider finance activities.
• Accurate data entr
• Experience with Excel and accounting or ERP systems (Xero, Sage)
• Previous experience in accounts receivable, accounts payable, bookkeeping or general finance administration

Job Benefits

• Flexible working hours (within reason and planned around financial deadlines)
• SalSac Pension Scheme
• Tusker Car Scheme
• Private Medical Care
• Home Electronics SalSac Scheme
• Holiday Buy/Sell scheme
• Opportunity to work within a supportive and collaborative finance team
• Free parking
• Potential for growth and cross-training within the finance function.
• Access to group training portal