Billing Specialist

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- Stonehouse

Monday-Thursday 08:30-17:00 and Friday 08:30-16:00

Competitive

Working Hours:

37

Location:

Stonehouse

Closing Date:

15/11/2026

Job Category:

Finance

Company:

Design & Build

Contractual Base:

Stonehouse

Billing Specialist
- Stonehouse, Gloucestershire

Maternity Cover - 12 months fixed term contract

Join a leading utilities company that champions innovation and service excellence. At Last Mile, we take pride in delivering high-quality solutions across the multi utility sector. We’re delighted to welcome a talented Billing Specialist to join us on a 12-month fixed term contract, providing maternity cover.

As a Billing Specialist, you will report to the Head of Billing and Non-Contestable Cost Management and play a key role in ensuring accurate and timely billing across utility infrastructure projects. You will prepare, validate and issue invoices and credit notes in line with contractual requirements, supporting effective cash collection, strong financial control and an excellent customer experience.

Here at Last Mile, we pride ourselves in providing a great range of benefits including a fantastic amount of annual leave, including a Christmas shut down.

• 25 days holiday, increasing after 2 years by 1 day each year up to 30 days, plus 9 public holidays
• Discretionary bonus
• EV and ULEV salary sacrifice scheme (subject to minimum length of service)
• Cycle to work salary sacrifice scheme
• Up to 7% employer pension contribution
• Life assurance (x4 annual basic salary)
• Retail, travel and leisure discounts via our Miles More benefits platform
• Refer a friend incentive
• Stream
  - Financial wellbeing platform
• Employee assistance programme
• Flexible start and finish times for eligible roles*
• Private medical insurance*
• Company sick pay*

* Some of our benefits are only applicable when you have successfully completed your probation period

• Prepare, validate and issue accurate customer invoices and credit notes, ensuring all supporting documentation and approvals meet company procedures and contractual requirements.
• Maintain project invoice controls, monitor billing milestones and identify billable activities to ensure revenue opportunities are captured promptly.
• Produce billing reports, project statements and reconciliations, following up with stakeholders to ensure outstanding actions are completed.
• Work with Project Managers, Commercial teams and Credit Control to resolve invoice queries, discrepancies, missing information and changes of legal entity.
• Support month end activities, maintain accurate and compliant billing records, and identify improvements to processes, controls and reporting.

• Experience in finance, billing or accounts receivable, with a good understanding of basic accounting principles and financial controls.
• Strong attention to detail, excellent organisational skills and the ability to manage multiple priorities to tight deadlines.
• Confident communication and interpersonal skills, with the ability to work independently, collaborate effectively and engage with internal and external stakeholders.
• Intermediate Microsoft Excel skills, including data analysis, reporting and reconciliations, with knowledge of ERP, finance or billing systems desirable.
• Experience in utilities, construction, engineering, telecoms or project-based environments, including invoicing against milestones, variations or contractual agreements, is desirable.

Have you got the drive to go to the Last Mile as a Billing Specialist?

Last Mile is one of the largest last-mile multi-utility businesses in the UK.

We understand construction and we know utilities. We design, build, own, and manage the 'last mile' of essential utilities infrastructure.

With a proven history of delivering multi-utility connections across Great Britain, we provide a full suite of utility infrastructure, including clean heat networks, electricity, gas, water, wastewater and fibre.

With a strong track record, deep industry knowledge and solid investor backing, we take a forward-thinking approach to the complex economic, social and environmental challenges of today, to innovate for a better tomorrow.

Through Last Mile and our asset adoption business Last Mile Asset Management , we provide a 'one-stop shop' for new utility connections.

We’re proud to be both a Great Place to Work® certified business and a Living Wage Employer,…