Interim Management Accountant in London

Interim Management Accountant (Contract)

Location: Hybrid/Flexible

Start Date: Immediate/Short Notice Preferred

The Opportunity

An established and growing organisation is seeking an experienced Interim Management Accountant to support its financial reporting, month-end close activities, annual audit process, and a key finance transformation project.

Reporting directly to the Finance Manager , you will play a critical role in delivering accurate monthly management accounts, supporting group reporting requirements, and ensuring robust financial controls across capitalisation processes. A significant element of the assignment will involve reviewing and redesigning existing capitalisation methodologies and associated accounting policies.

This is an excellent opportunity for a qualified accountant with strong technical accounting skills, particularly within project-led or capital-intensive environments.

Key Responsibilities

• Prepare and post monthly journals for month-end and quarter-end reporting.
• Support the Finance Manager and Financial Controller with P&L and balance sheet reporting throughout the monthly close process.
• Assist in the preparation of quarterly group reporting submissions.
• Analyse and review capitalisable expenditure, including both external supplier costs and internal project-related time allocation data.
• Investigate existing data quality issues and recommend process improvements to enhance reporting accuracy.
• Support annual external audit requirements, providing timely and accurate audit information and reconciliations.
• Assist with regulatory and statistical reporting submissions.
• Provide broader finance team support, including purchase order management and expense-related processes.
• Contribute to ongoing business-as-usual finance operations as required.

Project Focus

A key deliverable of this contract will be to:

• Review current capitalisation processes and accounting treatments.
• Assess compliance with relevant accounting standards.
• Identify gaps, inefficiencies and control weaknesses.
• Design and implement improved capitalisation procedures, policies and reporting frameworks.
• Enhance supporting data analysis and documentation processes.
• Accurate and timely month-end journal postings.
• High-quality support for monthly, quarterly and annual financial reporting.
• Robust analysis of operating expenditure and project costs to support correct capitalisation treatment.
• Improved quality and reliability of financial and project data.
• Effective and timely support for external audit requests and deliverables.

Candidate Profile

• Fully qualified accountant (ACA, ACCA, CIMA or equivalent).
• Strong management accounting and financial reporting experience.
• Proven experience preparing journals and supporting month-end close activities.
• Advanced understanding of capital expenditure (Capex) and operating expenditure (Opex) analysis.
• Experience working with project accounting data, including timesheets and project cost allocations.
• Strong knowledge of IFRS, particularly IAS 38 – Intangible Assets .
• Excellent Excel skills, including complex data analysis and reconciliation work.
• Experience using ERP/general ledger systems, ideally Workday or a comparable platform.
• Experience within the energy, utilities, infrastructure, technology, engineering, telecoms or other capital-intensive industries.
• Previous audit training or experience working closely with external auditors.
• Experience assisting with group reporting requirements in a multinational environment.
• Track record of identifying and implementing finance process improvements.

What's on Offer

• High-impact interim assignment with a blend of BAU reporting and finance transformation work.
• Opportunity to influence and improve capitalisation policy and accounting processes.
• Exposure to senior finance stakeholders and group reporting requirements.

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