OPEX Accountant

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At National Gas, the work we do matters.

As Britain's national gas network, we help keep the lights on, businesses running, and homes warm bymaintainingthe critical infrastructure that transports gas across Great Britain. While providing the energy security Britain relies on today,we'realso helping transform the network for a clean energy future.

Join us and help secure Britain's energy.

The Opex Finance Specialist is responsible for ensuring accurate accounting records and the timely delivery of month-end, half-year, and year-end reporting activities within the General Accounting Opex team. Through ownership of key accounting processes and controls, the role delivers reliable financial information that supports business decision-making, financial governance, and external reporting requirements. The role also supports colleagues and drives continuous improvement to enhance the effectiveness and efficiency of finance operations.

Real Estate Accounting – accounting and reporting, ensuring transactions are accurately recorded, compliant, and reflected correctly in financial reporting.

Balance Sheet Control and Risk Management – oversight and challenge of balance sheet reconciliations, ensuring risks are identified, investigated, and resolved.

Offshore Team Coordination – build an effective partnership with the offshore finance team.

Ledger Ownership and Systems Governance – operation and integrity of SAP S4/HANA and Blackline ledgers by delivering period-end close activities, maintaining system controls, and ensuring user access is managed in accordance with governance requirements.

Financial Reporting Quality Assurance – accuracy and appropriateness of month-end journal postings through review and approval processes.

Labour Rate Model Oversight – delivery and accuracy of labour rate models, identifying risks, escalating issues to ensure outputs remain robust and aligned.

Graduate Development – provide day-to-day development support to graduates within the General Accounting Opex team.

Continuous Improvement – identify and implement process improvements that enhance control, efficiency, and the quality of financial data and reporting.

Month-End and Statutory Reporting – deliver assigned month-end, half-year, and year-end reporting activities accurately and to agreed timelines, supporting both internal and external reporting requirements.

Technical Accounting and Governance – apply accounting policies and controls consistently, ensuring compliance with internal governance standards and external reporting requirements.

Master Data Governance – review the business requirements for master data changes and liaise with the relevant teams to action these on a timely basis.

We're seeking a Qualified Accountant (ACA, ACCA, CIMA or equivalent), or finalist with significant relevant accounting experience. You have strong technical accounting knowledge gained through practical experience within a financial accounting environment.

Knowledge:

• Strong understanding of financial accounting principles and controls.
• Knowledge of month-end, half-year, and year-end reporting processes within a corporate finance environment.
• Understanding of IFRS requirements, including IFRS 16 lease accounting (preferred).
• Knowledge of intercompany accounting principles and associated governance requirements.
• Understanding of balance sheet management, reconciliations, journal posting, and financial reporting processes.

Experience:

• Proven experience supporting and delivering month-end close activities within a financial accounting environment.
• Experience reviewing accounting entries, reconciliations, and financial outputs to ensure accuracy and…