Management Accountant

Oxford (On-site)

G&A – Finance /

Full-Time /

On-site

At ONI, our mission is to accelerate scientific discovery and fight disease by enabling everyone to visualize, understand and share the microscopic details of life. Our Nanoimager plays a pivotal role in advancing cellular studies at the molecular level, contributing significantly to the progress of scientific understanding. We are passionate about pushing the boundaries of what's possible, and we’re looking for a dedicated Management Accountant to join our team in Oxford.

In this position, you will support financial, corporate and regulatory reporting, financial risk management, and the development and maintenance of internal control policies and procedures across the Group. Reporting to the Financial Controller, you will work closely with Finance, Operations and other departments to ensure accurate financial reporting, strengthen financial controls and support business decision-making.

Key responsibilities

Complete month-end processes within agreed timeframes, including accruals, prepayments, fixed assets, inventory and cost of goods sold (COGS) accounting, intercompany transactions and other general ledger entries, as assigned.
Support the production and maintenance of monthly management accounts and key performance indicators to ensure accurate and timely recording and presentation.
Prepare thorough monthly balance sheet reconciliations for regular review by the Financial Controller.
Undertake accounting operations including trade debtor management, oversight of accounts payable payment processing, bank reconciliations, and sales tax preparation and submissions (UK and overseas), as assigned.
Support accounting and reporting across multiple legal entities, including intercompany reconciliations and resolution of cross-entity differences.
Assist with inventory and COGS accounting, including reviewing and investigating inventory movements, valuation differences and related reconciliations in collaboration with Operations.
Ensure compliance with applicable local regulatory reporting requirements and tax filings during reporting periods.
Prepare information relating to R&D claims, grant submissions and external statutory audits.
Understand and document financial processes undertaken within the role, maintaining and strengthening internal controls.
Work with Finance, Operations and other departments to investigate and resolve accounting discrepancies and improve transaction accuracy.
Identify opportunities to streamline month-end activities, standardise processes across entities and make effective use of ERP reporting tools.
Support the preparation and delivery of financial metrics and analysis to inform business strategy and decision-making by the Chief Financial Officer.

Required Qualifications and Experience

Part-qualified ACCA/CIMA, AAT qualified, or qualified by experience (QBE) with relevant practical accounting experience.
Experience working in a manufacturing or inventory-based environment, including inventory valuation, COGS and inventory reconciliations.
Experience delivering monthly/quarterly financial reporting as part of a team.
Experience supporting reporting of performance against budget.
Experience using financial management or ERP systems to manage and track financial activity and key performance metrics.
Experience preparing balance sheet reconciliations and supporting cash management and control processes.
Experience supporting general ledger and month-end close activities.
Strong reconciliation and analytical skills using Excel and ERP systems.
Effective communication skills and the ability to work collaboratively across a range of departments.
Ability to investigate discrepancies and understand the underlying accounting transactions.
Excellent attention to detail, data sourcing and comprehension, planning, organisation and time management.

Desired Experience

Experience with multi-entity and intercompany accounting.
Experience using NetSuite or a similar ERP platform.
Experience improving finance processes, reporting and internal controls.
Sound professional judgement and active listening skills.

At ONI, we understand that a fulfilling career involves more than just challenging work - it's about enjoying a well-rounded experience. When you become a part of our team, you not only contribute to groundbreaking research but also enjoy a range of benefits designed to enhance your life both inside and outside the workplace.

As an equal opportunity employer, we prioritize fairness and respect, ensuring every team member thrives regardless of their background. But that's not all - our perks include:

Competitive Compensation We recognise and reward your talent. Enjoy a competitive salary that reflects your expertise and contributions, ensuring your hard work is recognized.

28 days of annual leave plus local bank holidays and 4 dedicated wellbeing days.

Private Healthcare and Dental Coverage: Your health matters to us. Access top-notch medical and dental services, ensuring your well-being is in good hands.

Inclusive Culture: Be a valued member of our diverse, inclusive family. Your unique perspective is celebrated here, fostering a culture of mutual respect and understanding.

Health Assured: Your mental health is essential. Access our comprehensive mental health support services for a balanced work-life experience.

People’s Pension: Secure your future with our pension scheme, investing in your financial well-being beyond the workplace.

Perks at Work: Enjoy exclusive discounts and deals through our perks at work program, adding value to your everyday life.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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