Senior Finance Assistant (12 month FTC)

GUY'S & ST THOMAS FOUNDATION; City Of London; On-site; GBP 30,000 - 40,000; Full time

Job summary

A healthcare charity in London seeks a Senior Finance Assistant to ensure accurate and compliant financial processes. This role involves overseeing payment runs, bank reconciliations, and supporting month-end accounts while mentoring junior staff. Candidates should have experience with finance systems and strong attention to detail. The organization promotes a friendly workplace with flexible working arrangements and various employee benefits.

Benefits

Up to 12% employer pension contributions

Annual personal development budget

Health and wellbeing personal allowance

Enhanced parental leave pay

Health check-ups

Support for healthy eating

Agile working and flexible hours

Shower facilities

Generous annual leave

Subsidies for glasses

Employee Assistance Programme

Responsibilities

• Lead weekly payment runs and review approvals.
• Manage bank reconciliations and balance sheet accounts.
• Oversee fixed asset registers and calculate depreciation.
• Support month-end close processes and management reporting.
• Mentor Finance Assistants and support training.

Skills

Experience with finance systems (e.g., Access Financials)

Intermediate Excel

Strong understanding of transaction processing

Excellent attention to detail

Strong communication and interpersonal skills

Organised and committed to continuous improvement

Experience with Partial VAT

Job description

Senior Finance Assistant

Guy’s & St Thomas’ Charity, Guy’s Cancer Charity and Evelina London Children’s Charity are part of Guy’s & St Thomas’ Foundation. Our collective mission is to build the foundations of a healthier society.

As part of our team, you will work alongside talented people from a mix of personal and professional backgrounds. We are a Living Wage employer and support flexible working, part-time roles and job shares. Though our ambitions are serious, this is a friendly place to work with lots of opportunities to meet and socialise with colleagues. We believe there is immense power in diversity and aim to recruit and nurture talent who think and act differently.

Overview

The Senior Finance Assistant (12 month FTC) plays a critical role in ensuring financial transactions, records, and reporting processes are accurate, efficient, and compliant. This role focuses on oversight, review, and higher-level accounting support, particularly around reconciliations, payments, balance sheet management, and process integrity.

Key Responsibilities

• Lead weekly payment runs: review approvals, process transactions, and dispatch remittances.
• Review and approve bank reconciliations prepared by Finance Assistants.
• Manage and review balance sheet accounts, including aged items and reconciliation of all control accounts.
• Oversee and maintain fixed asset registers and calculate depreciation.
• Input and review month-end journals, including prepayments and adjustments.
• Review and summarise accruals prepared by the Senior-Leaning Finance Assistant.
• Support the month-end close process through variance analysis and management reporting.
• Assist with preparation of management accounts, overhead reporting, and audit documentation.
• Oversee compliance with VAT and internal control requirements.
• Validate changes to supplier bank details and ensure controls are followed.
• Mentor Finance Assistants and provide support for complex queries.
• Maintain organised digital and paper filing systems in accordance with audit requirements.
• Provide absence cover for transaction team members as needed.
• Create and maintain nominal ledger codes and assist in updating budget structures.
• Provide structured onboarding and training to new finance team members and ongoing support to existing staff.
• Works with the Finance Manager to critically review, document and improve finance processes.
• Support on P11D/PSA identification, liaising with HR or payroll as necessary.
• Ensure adherence to internal financial controls and segregation of duties.

Skills, Knowledge and Expertise

• Experience with finance systems (e.g., Access Financials) and intermediate Excel.
• Strong understanding of transaction processing, reconciliations, and month-end accounting.
• Excellent attention to detail and ability to handle complex processes.
• Strong communication and interpersonal skills.
• Proactive, organised, and committed to continuous improvement.
• Experience with Partial VAT.

Benefits

• Up to 12% employer pension contributions
• Annual personal development budget
• Annual health and wellbeing personal allowance
• Enhanced maternity, paternity, and parental leave pay accessible without length of service requirements.
• Health and wellbeing programme that offers optional free yearly health check-ups.
• Support for healthy eating via fruit bowls and onsite lunch facilities.
• Agile working, flexible hours, and supportive IT kit.
• Shower facilities and bike lock area.
• Generous annual leave (27 days + bank holidays)
• Subsidies for glasses
• Employee Assistance Programme