Accounts Administrator

NSG Environmental Ltd; United Kingdom; On-site; GBP 25,000 - 35,000; Full time

Job summary

A leading environmental services firm in the United Kingdom is seeking an Accounts Assistant to support the finance team by processing financial transactions and managing the purchase ledger effectively. Ideal candidates will possess strong IT skills, attention to detail, and will have experience in finance or accounts roles. The role offers opportunities for professional development and a supportive work environment.

Benefits

Overtime pay rates (time and half)

Life Assurance

Company pension contributions

Discretionary bonus

Professional memberships covered

Training and development opportunities

Qualifications

• Essential support to finance team by processing financial transactions accurately.
• Hands-on experience in a finance or accounts assistant role required.
• Good understanding of basic accounting & VAT principles necessary.

Responsibilities

• Process supplier invoices and reconcile statements.
• Monitor finance-related emails and respond promptly.
• Review and process employee expenses and company card claims.

Skills

Strong IT skills, including MS Excel

Ability to prioritise and manage time

High level of accuracy and attention to detail

Confident communication with suppliers & internal colleagues

Strong organisational skills

Ability to learn finance systems quickly

Education

Good standard of education (GCSE or equivalent)

AAT Level 2 or above

Tools

MS Office

Job description

NSG Environmental Ltd has been delivering work programmes in the nuclear industry for over 40 years. Traditionally in the areas of decommissioning and waste management, NSG now has a broad customer base and provides a wide spectrum of services across the nuclear project lifecycle, ranging from expert consultancy support, R&D and engineering design to rekit and refurbishment, site installation services and high‑hazard physical decommissioning works, amongst others. This work is delivered at NSG’s own offices and purpose‑built facilities and nuclear sites across the UK. The delivery and management of these projects and programmes of work is carried out by a skilled workforce composed of both white‑collar and blue‑collar personnel in technical, administrative, and physical roles.

Our core values of Passion, Integrity, Challenge and Collaboration drive performance and ensure we add significant value. If joining us as a member of staff, we will support your professional development in an exciting and challenging work environment that will enable you to use, develop and hone your technical expertise in a supportive and collaborative working environment.

The Role

Provide essential support to the finance team by ensuring financial transactions are processed accurately and on time, with a particular focus on the purchase ledger. You will help make sure supplier invoices are handled correctly and paid when they should be, while maintaining strong controls and attention to detail. Alongside purchase ledger duties, you will also support the management of expenses, credit cards, petty cash and the finance inbox. The Accounts Assistant will play a key part in delivering a smooth, well‑organised finance operation with a pro‑active approach to seek ongoing improvements that enables the business to run effectively and efficiently.

Key Objectives

• Purchase Ledger Management: Accurately process supplier invoices, reconcile supplier statements, resolve queries promptly and support a timely cut‑off and reliable payments process.
• Accounts Mailbox Support: Monitor, triage and respond to finance‑related emails, ensuring queries are addressed promptly and directed to the appropriate team members.
• Cost Control & Accuracy: Maintain high levels of accuracy and ensure correct coding, approvals and supporting documentation are in place to uphold strong financial controls.
• Expense & Credit Card Administration: Review and process employee expenses and company card claims in line with policy, ensuring timely and accurate posting and reimbursement.
• Petty Cash Oversight: Monitor, record and reconcile petty cash transactions to ensure clarity, accuracy and financial discipline.
• Supplier and Internal Communication: Build good working relationships with colleagues and suppliers, resolving queries professionally and supporting smooth communication.
• Continuous Improvement: Proactively seek opportunities to improve finance processes, strengthen controls and contribute to best practice within the team.

Person Specification

Qualifications

• Good standard of education (GCSE or equivalent, including Maths & English). – essential
• AAT Level 2 or above, or equivalent bookkeeping qualification. – desirable
• IOSH Managing Safely or Level 2 Health & Safety in the Workplace or equivalent. – Relevant training will be provided if required

Experience & Knowledge

• Well organised with the ability to work to timescales and demonstrate attention to detail.
• Routine recording and reporting of information both verbal and numerical.
• Hands‑on experience in a finance or accounts assistant role with Purchase ledger / AP experience, including invoice processing & reconciliations.
• Understanding of basic accounting & VAT principles.
• Working in a fast‑paced environment with weekly/monthly deadlines.
• Experience processing employee expenses, credit cards and petty cash handling / reconciliation.
• Familiar with structuring and presentation of own work.
• Used to dealing with confidential and commercial information.
• Familiar with QSHEW operating procedures and requirements etc.

Skills & Abilities

• Strong IT skills, including MS Excel. Competent user of MS Office. – essential
• Ability to prioritise, manage time, work independently and as part of a team whilst taking ownership. – essential
• High level of accuracy and attention to detail. – essential
• Confident communication with suppliers & internal colleagues. – essential
• Strong organisational skills & ability to follow processes. – essential
• Ability to learn and navigate finance systems quickly. – essential

Package - Staff only

Overtime – 37.5-60hours per week – Time and half

Overtime – 60+ hours per week or Sundays – Double time

Life Assurance 3x Salary

Pension – Company contributes 5% Individual contributes 4%

Discretionary bonus

187.5 hours per year holiday allowance

Professional memberships covered

Training and development opportunities available.

NSG Environmental are a Disability Confident Committed Employer