Senior Management Accountant

Onnec; City Of London; On-site; GBP 59,000 - 72,000; Full time

Job summary

ONNEC, a leading technology partner, is seeking a Senior Management Accountant for the UK HQ. You will oversee monthly management accounts, support VAT, statutory accounts, audits and tax filings, and provide commercially focused insight to senior stakeholders.

Collaboration with AP/AR/payroll and other finance teams is essential. Candidates should be newly or recently CIMA-qualified, with advanced Excel skills and experience in ERP systems, a methodical approach, strong communication, and the

Qualifications

• Previous experience in a commercial accounting role with a good working knowledge of finance processes.
• Newly or recently qualified in CIMA, or an equivalent accounting qualification.
• Proficient in Microsoft Excel and experienced in working with ERP systems.
• A detailed and methodical approach to work.
• Strong verbal communication skills.

Responsibilities

• Oversee the timely and accurate production of the entity's monthly management accounts, ensuring robust financial controls and adherence to reporting deadlines.
• Review monthly management accounts, balance sheet reconciliations, and supporting schedules to ensure accuracy, completeness, and appropriate accounting treatment.
• Provide insightful financial analysis of monthly results, identifying key drivers, trends, risks, opportunities, and areas requiring management attention.
• Partner with senior operational and commercial stakeholders to understand business performance and translate financial results into actionable insights.
• Support the annual budgeting and forecasting processes, working closely with budget holders to develop realistic, commercially informed financial plans.

Skills

Excel

ERP systems

Education

CIMA or equivalent

Tools

ERP systems

Job description

• Location: London, Greater London, United Kingdom
• Earnings: £65000.00 to £65000.00

ONNEC Group are a leading independent technology partner and global integrator, with over 30 years experience, and a 800+ team of global experts, specialising in providing end-to-end connectivity solutions that propel organisations everywhere.

From structured cabling to managed services, our end-to-end services give infrastructure that can be completely replied on. Design. Build. Deploy. Optimise. We offer a complete solution for business connectivity.

We are a rapidly growing organisation and finding and retaining the highest calibre of people is fundamental to us for the success of our business, we work hard to create a challenging, supportive and satisfying working environment for all our employees. ONNEC has successfully achieved the Investors in Diversity Foundational Award for our commitment to equality, diversity and inclusion in the workplace.

Onnec is seeking a commercially focused Senior Management Accountant to support the Group Financial Reporting Manager with both internal and external reporting. The role will involve liaising with the Accounts Payable team to ensure costs are accurately reflected in the ledgers, with a primary focus on the management accounting of the global HQ UK entity.

The Senior Management Accountant will work closely with senior stakeholders across the business to provide commercially focused insight and support key compliance activities, including VAT returns, statutory account filings, external audits and corporation tax filings.

What you'll be doing as our Senior Management Accountant:

Internal reporting

Management Accounts

• Oversee the timely and accurate production of the entity's monthly management accounts, ensuring robust financial controls and adherence to reporting deadlines
• Review monthly management accounts, balance sheet reconciliations, and supporting schedules to ensure accuracy, completeness, and appropriate accounting treatment
• Provide insightful financial analysis of monthly results, identifying key drivers, trends, risks, opportunities, and areas requiring management attention
• Partner with senior operational and commercial stakeholders to understand business performance and translate financial results into actionable insights
• Challenge financial and operational performance, ensuring variances are properly understood, investigated, and accompanied by appropriate corrective actions
• Support the annual budgeting and forecasting processes, working closely with budget holders to develop realistic, commercially informed financial plans
• Monitor key revenue, margin, cost, working capital, and profitability drivers, highlighting emerging risks and opportunities to senior management
• Provide commercial insight into pricing, contract performance, customer profitability, cost structures, and other key business drivers where relevant
• Work closely with accounts payable, accounts receivable, payroll, and other finance teams to ensure the integrity of underlying financial data
• Act as a trusted finance business partner to senior management, providing clear, concise, and commercially relevant financial advice
• Continuously improve the month-end and management reporting processes, identifying opportunities to automate, streamline, and enhance the quality of financial information
• Mentor and support junior members of the finance team, providing technical guidance and promoting high standards of financial reporting and commercial awareness
• Production of the UK entity's monthly 13-week short term cash forecast
• Owning the production of the UK entity's intercompany reconciliations and proactively agreeing intercompany balances with other group companies.

External reporting

• Assisting with interim and annual audits, preparing breakdowns, analysis and collating back up

Compliance

• Liaising with tax teams on the monthly VAT returns, answering queries and collating data where applicable.
• Supporting the Group Financial Reporting Manager in finalising TBs to tax teams and third party advisors for the preparation of statutory accounts and tax filings

ERP System/Ad Hoc tasks

• Supporting on UAT testing of the ERP system for changes that made be required to the system for additional reports.

What we're looking for in our Senior Management Accountant:

• Previous experience in a commercial accounting role with a good working knowledge of finance processes.
• Newly or recently qualified in CIMA, or an equivalent accounting qualification.
• Proficient in Microsoft Excel and experienced in working with ERP systems.
• A detailed and methodical approach to work.
• Strong verbal communication skills.
• Ability to work in a pressurised environment and meet deadlines.
• Good organisational skills with the ability to prioritise tasks effectively.
• Ability to quickly develop strong working relationships with others.
• A proactive, problem-solving approach.
• Willingness to take responsibility and ownership of tasks.
• Committed to delivering a high quality of service.
• Able to use initiative and work independently.