Senior Financial Accountant

Job Title: Senior Financial Accountant Group/Team: Finance & Operations Location: London & Dublin Employment Type: Full Time, Salaried Travel Requirements: 5% WHO WE ARE THE OPUS GROUP The Opus Group is a purpose-built network of leading marketing agencies that deliver world-class experiential, event, and brand solutions. The Opus Group’s industry-renowned, highly-awarded agencies, including Opus Agency , MAS , and Verve , provide scalable, end-to-end solutions designed to drive action and impact. With a global footprint and specialised expertise, The Opus Group partners with over 70 global companies, including the world’s most influential brands. WHAT WE ARE LOOKING FOR As a Senior Financial Accountant you'll oversee the day-to-day financial operations for our UK business while partnering with leaders across the organization to ensure accurate financial reporting, strong controls, and operational efficiency. This role is responsible for managing accounting processes, cash flow, compliance, and reporting while supporting strategic financial planning and the continued growth of the business. YOU SHOULD HAVE Experience with full compliance ownership, including: VAT, corporation tax, and payroll compliance. Audit readiness. Internal controls and statutory reporting. Experience managing day-to-day finance operations, including: Client billing, debt collection, and full accounts receivable (AR) management. Vendor payments and full accounts payable (AP) management. Client accounting. Payroll. Month-end production COGS accruals. Supporting group-level accounting and revenue. Concur expense report review and approvals. ESSENTIAL RESPONSIBILITIES Oversee the day-to-day financial operations of the UK business. Own compliance activities, including VAT, corporation tax, payroll compliance, internal controls, statutory reporting, and audit readiness. Manage client billing, debt collection, and full accounts receivable (AR) processes. Manage vendor payments and full accounts payable (AP) processes. Oversee client accounting and payroll activities. Prepare month-end production COGS accruals. Support group-level accounting, revenue reporting, and financial reporting activities. Review and approve employee expense reports in Concur. Prepare financial reporting in accordance with FRS 102 Identify opportunities to improve financial processes, controls, and operational efficiency. SUPERVISORY RESPONSIBILITIES This position does not have supervisory responsibility. COMPETENCIES Financial and business acumen Analytical thinking and problem solving Attention to detail and accuracy Planning, prioritization, and organization Accountability and ownership Sound judgment and integrity Effective written and verbal communication Cross-functional collaboration and stakeholder management Continuous improvement mindset Adaptability in a fast-paced environment Knowledge of US GAAP a plus but not required WHAT YOU CAN EXPECT IN RETURN Full time position Opportunities for growth and development Health & dental insurance options London Bridge office with rooftop working and social spaces Hybrid/remote working flexibility Extended Bank holiday weekends in May and August Christmas and New Year period office closure NOT SURE IF YOU SHOULD APPLY? Studies show that those identifying as under-represented individuals might have talked themselves out of applying at this point. Don’t worry about checking every single box. At The Opus Group, we are dedicated to building a diverse, inclusive, and authentic team – so if you’re excited about this role, but your past experience doesn’t align perfectly with every single qualification in this job description, we encourage you to apply anyway. You may just be the right candidate for this role or we may have other roles that better align with your skillset. Physical Requirements : Individuals will be required to sit for the majority of the day and will be required to stand as needed. May require walking primarily on a level surface for periodic periods throughout the day. Reaching above shoulder heights, below the waist or lifting as required to file documents or store materials throughout the workday. Proper lifting techniques required. Individuals will be required to travel via airplane, train, taxi, car and/or other means of transportation as needed. The job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change, or new ones may be assigned at any time with or without notice. #LI-LK1