Management Accountant

Department: Finance

Employment Type: Fixed Term Contract

Location: UK
- London

Discover One Ocean:
One Ocean is a unified brand born from the integration of One Ocean and Ocean Technologies Group. Owned by Lloyd’s Register, an organisation with more than 260 years of trust, integrity and leadership at sea, One Ocean combines the agility and ambition of a fast-moving innovator with the strength and stability of one of the world’s most trusted maritime institutions.

At the heart of One Ocean is a portfolio unlike any other in maritime. A comprehensive, integrated portfolio built on years of expertise, trusted by thousands of maritime professionals around the world.

Our Mission:
In the race to zero emissions, our research, advisory and technical expertise and industry-firsts are supporting a safe, sustainable maritime energy transition. Today we are a leading provider of classification and compliance services to the marine and offshore industries, helping our clients design, construct and operate their assets to accepted levels of safety and environmental compliance.

Management Accountant

We are seeking a technically strong, detail-oriented, and hands-on Qualified Management Accountant. This position plays a key role in delivering accurate, timely, and compliant financial information across both Ocean Technologies Group (OTG) and One Ocean, working within a multi-entity environment undergoing active integration following recent acquisitions. You will be responsible for preparing and reviewing month-end accounts, supporting financial reporting processes, and driving improvements in financial controls and reporting consistency.

This is a highly visible and impactful role, ideally suited to a proactive finance professional who is comfortable navigating complexity, collaborating across teams, and managing competing priorities. The successful candidate will gain exposure to entity-level and sub-consolidation reporting, group audit coordination, and the practical application of accounting standards such as FRS 102. You ll work directly with senior stakeholders including the Director of Financial Controlling, senior management accountants, commercial teams, and external auditors.

Note
- This is a 12 month Fixed Term Contract

• Prepare and finalise monthly management accounts for multiple legal entities including journal posting, ledger review, and supporting schedules
• Lead or support the preparation of revenue reporting and cost analysis, ensuring alignment with contract terms and revenue recognition policies
• Own key balance sheet areas including deferred income, accrued revenue, accruals, prepayments, fixed assets, and intercompany reconciliations
• Prepare and review P&L reports, cost centre performance, variance analysis, and commentary for senior leadership
• Support the sub-consolidation process at month-end, including currency translation, intercompany eliminations, and group reporting pack submissions
• Assist with preparation of internal reporting and external financial reporting deliverables including monthly trial balance submission to Group
• Coordinate the year-end statutory audit process across OTG and One Ocean, prepare audit packs, resolve queries and liaise with external auditors
• Support preparation of UK statutory accounts under FRS 102, including notes, disclosures, and reconciliations between management and statutory view
• Assist with tax-related reporting including VAT returns, R&D tax credit preparation, corporation tax packs and audit queries
• Contribute to the monthly treasury reporting process, including cash flow forecasting, cash reconciliations and FX exposure tracking
• Actively participate in post-acquisition integration projects including harmonisation of processes, documentation of SOPs, and aligning control environments
• Support the finance leadership team in internal control improvement initiatives, documentation of policies, and training support for junior staff
• Take ownership of tasks and deadlines while maintaining a high standard of accuracy and completeness in all work delivered

• Qualified accountant (ACCA, CIMA, ACA or…