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ONI is a scientific technology company focused on accelerating discovery and fighting disease through advanced microscopy and cellular imaging. We are seeking a Management Accountant to join our Finance team in Oxford, reporting to the Financial Controller.
You will play a key role in supporting financial, corporate, and regulatory reporting across the group. Working closely with Finance, Operations, and other departments, you will ensure accurate financial reporting, strengthen internal controls, and support business decision-making.
Key Responsibilities:
- Complete month-end close processes including accruals, prepayments, fixed assets, inventory, and COGS accounting
- Prepare and maintain monthly management accounts and key performance indicators
- Conduct monthly balance sheet reconciliations for Financial Controller review
- Manage trade debtors, accounts payable processing, bank reconciliations, and sales tax submissions (UK and overseas)
- Support multi-entity accounting including intercompany reconciliations
- Assist with inventory and COGS accounting, including valuation reviews and reconciliations with Operations
- Ensure compliance with local regulatory reporting requirements and tax filings
- Prepare information for R&D claims, grant submissions, and external audits
- Document financial processes and maintain/strengthen internal controls
- Investigate and resolve accounting discrepancies across departments
- Identify opportunities to streamline processes and improve use of ERP reporting tools
- Support CFO with financial metrics and analysis for strategic decision-making
Required Qualifications and Experience:
- Part-qualified ACCA/CIMA, AAT qualified, or qualified by experience (QBE) with relevant practical accounting experience
- Experience in manufacturing or inventory-based environments, including inventory valuation, COGS, and reconciliations
- Experience delivering monthly/quarterly financial reporting as part of a team
- Experience supporting budget performance reporting
- Proficiency with financial management or ERP systems
- Experience with balance sheet reconciliations and cash management controls
- Experience supporting general ledger and month-end close activities
- Strong reconciliation and analytical skills using Excel and ERP systems
- Effective communication and cross-departmental collaboration abilities
- Ability to investigate discrepancies and understand underlying accounting transactions
- Excellent attention to detail, data sourcing, planning, organization, and time management
Desired Experience:
- Multi-entity and intercompany accounting experience
- NetSuite or similar ERP platform experience
- Experience improving finance processes, reporting, and internal controls
- Sound professional judgment and active listening skills
