Finance Analyst - Operations & Capex

Cornerstone; Theale; Hybrid; GBP 38,000 - 52,000; Full time

Benefits offered by this job

Hybrid working

30 days annual leave

Private medical insurance

Competitive pension scheme

Life insurance

Cycle to Work scheme

Electric Car scheme

Retail discounts

Refer a friend program

Job summary

Cornerstone is seeking a Finance professional to join the Team in the UK to deliver accurate, timely financial reporting across Network Operations, ICSS and Additional Services. You will be involved in month-end activities, revenue accounting, forecasting support and balance sheet management to uphold strong financial discipline while enabling business performance.

You will work closely with Finance Business Partners and operational teams, balancing independent work with collaboration.

Qualifications

• Part-qualified or qualified CIMA / ACCA status, or equivalent finance experience.
• Experience within a financial accounting or management accounting environment.
• Strong analytical and problem-solving capabilities.

Responsibilities

• Deliver accurate month-end accounting across Network Operations, ICSS and Additional Services.
• Prepare and post journals for accruals, prepayments, income and expenditure with controls.
• Manage revenue calculations, invoicing and customer billing queries.
• Produce monthly financial reporting and performance analysis with MoM and YTD commentary.
• Complete balance sheet reconciliations ensuring accuracy and policy compliance.
• Collaborate with Finance Business Partners to understand in-month activities.
• Support forecasting with financial insight and analysis to improve accuracy.
• Identify financial risks and opportunities from cost drivers and performance trends.
• Assist with finance system enhancements and process improvements.
• Support internal and external audits with appropriate documentation.

Skills

Strong analytical skills

Excel

Stakeholder management

Attention to detail

Communication skills

Education

Part-qualified or qualified CIMA/ACCA

Experience in financial accounting or management accounting

Tools

Excel

Job description

Vision: To be the UK's leading digital infrastructure partner, enabling a fully connected future. Mission: Deliver reliable, high quality site access, infrastructure and services that support our customers' evolving connectivity needs.

For almost two decades, Cornerstone's infrastructure has quietly supported the UK's mobile networks. Whilst we continue to strengthen that foundation and extend its reach, we're in an exciting period of acceleration and transformation that will see us enable more connectivity and compute to more communities and industries across the UK.

The Role

To support the delivery of accurate, timely and reliable financial reporting across Network Operations, ICSS and Additional Services, ensuring financial information is robust, well-controlled and supports informed business decision‑making.

This is a varied and commercially focused finance role that combines financial accounting, reporting, analysis and stakeholder engagement. Working closely with Finance Business Partners and operational teams, you'll play a key role in month‑end activities, revenue accounting, forecasting support and balance sheet management, helping to ensure Cornerstone maintains strong financial discipline while enabling business performance.

Why This Role Matters

This is an important role within the Finance team, providing the financial insight and reporting that supports effective decision‑making across the business. Accurate financial reporting is critical to understanding performance, identifying risks and opportunities, and ensuring the business can continue to invest in the infrastructure that enables connectivity across the UK. This role will help drive confidence in financial results through robust accounting practices, strong controls and meaningful analysis.

It's an opportunity to build broad finance experience, work closely with key stakeholders across the organisation and contribute to a business that is undergoing significant growth and transformation.

What You’ll Do

• Deliver accurate and timely month‑end accounting activities across Network Operations, ICSS and Additional Services.
• Prepare and post journals for accruals, prepayments, income and expenditure, ensuring compliance with accounting standards and internal controls.
• Manage additional services revenue calculations, invoicing activities and customer billing queries.
• Produce monthly financial reporting and performance analysis, including month‑on‑month and year‑to‑date commentary.
• Complete balance sheet reconciliations, ensuring accuracy, integrity and compliance with accounting policies.
• Partner with Finance Business Partners to understand in‑month activities, supporting accurate reporting and informed financial decision‑making.
• Support forecasting activities by providing financial insight, challenge and analysis to help improve forecast accuracy.
• Identify financial risks and opportunities by analysing operational cost drivers and business performance trends.
• Support finance system enhancements and process improvement initiatives, helping to drive efficiency and continuous improvement.
• Assist with internal and external audit requirements, providing appropriate documentation and financial support where required.

What You’ll Bring

You’ll bring strong financial accounting knowledge and a genuine interest in understanding how financial performance supports wider business objectives. Comfortable working with data, reporting deadlines and multiple stakeholders, you’ll be someone who enjoys bringing accuracy, insight and structure to complex financial information.

You’ll be confident working both independently and collaboratively, able to manage competing priorities while maintaining a high level of attention to detail. With strong analytical skills and a proactive mindset, you’ll not only produce accurate reporting but also help identify opportunities to improve processes and strengthen financial performance.

• Part‑qualified or qualified CIMA / ACCA status, or equivalent finance experience
• Experience within a financial accounting or management accounting environment
• Strong analytical and problem‑solving capabilities
• Experience producing financial reports, journals and balance sheet reconciliations
• Excellent communication and stakeholder management skills
• The ability to work accurately and effectively to tight deadlines
• Strong Excel skills and confidence working with financial data
• A proactive approach to continuous improvement and process optimisation
• A collaborative mindset and commitment to delivering high‑quality outcomes

Above all, you’ll be motivated by the opportunity to contribute to a high‑performing Finance team and help provide the financial insight that supports Cornerstone’s continued success.

Why Join Us?

• Reward & Recognition: Competitive salary and an excellent bonus structure.
• Time to Recharge: 30 days' annual leave.
• Long Term Security: Competitive pension scheme and life insurance.
• Flexibility: Hybrid working to help you balance work and home life.
• Health & Wellbeing: Private medical insurance including dental and optical cover.
• Lifestyle Perks: Cycle to Work scheme, Electric Car scheme, and retail discounts.
• Community & Growth: A generous refer a friend scheme.

Our commitment to Equity, Diversity, and Inclusion (EDI) is fundamental to our success. We strive to cultivate an inclusive environment where every employee feels valued, respected, and empowered. By embracing unique perspectives and experiences, we drive innovation and drive our organisation forward, therefore, we recognise the importance of welcoming applications from candidates of all backgrounds.

We want to ensure everyone is able to present their best self throughout the recruitment process so if you require any adjustments, please let us know.

If this role is of interest to you and you would like to find out more, please do apply with an up to date version of your CV.