Accounts Payable Assistant

Accounts Payable Assistant M&C Saatchi World Services is part of the M+C Saatchi Group, a global creative solutions company headquartered in the UK, with major hubs across Europe, the Americas, Asia Pacific, the Middle East, and Africa. Guided by the belief that cutting-edge communications and technologies can change the world, we help our clients solve some of the world’s most complex challenges — operating at the intersection of strategy, creativity, and impact to shape narratives, influence behaviour, and deliver meaningful real-world outcomes. M&C Saatchi World Services is seeking an Accounts Payable Assistant to support the day-to-day delivery of the purchase ledger function within a fast-paced finance team. You will take ownership of invoice processing, supplier management, and payment coordination, working closely with internal stakeholders to ensure accuracy, compliance, and efficiency across all accounts payable activities. ABOUT THE ROLE: In this role, you will combine attention to detail with a proactive, hands-on approach, helping to ensure the smooth running of the finance function. You will take ownership of the end-to-end accounts payable process, including invoice processing, supplier queries, payment runs, and reconciliations. Working across multiple entities, you will ensure all transactions are correctly coded, approved, and compliant with internal policies and financial controls. What you'll do: Process supplier invoices accurately, ensuring correct coding, VAT treatment, and approvals. Support weekly payment runs across multiple entities, validating data and documentation. Act as the main point of contact for supplier and internal queries, resolving issues promptly. Reconcile supplier statements and proactively investigate discrepancies. Manage supplier records, ensuring onboarding processes are followed correctly. Process employee expenses and corporate credit card transactions in line with policy. Support reporting activities, including maintaining AP ageing and clearing outstanding balances. Assist with journals, travel balances, and finance system updates. Contribute to improving processes, controls, and overall efficiency. Support the wider finance team with ad hoc tasks and projects. You’ll bring: Previous experience in an Accounts Payable or similar finance role. Strong understanding of invoice processing, VAT, and financial controls. Experience with accounting systems and strong Excel skills. High attention to detail with a focus on accuracy. High level of integrity and pride in delivering accurate, high-quality work. Strong organisational skills, with the ability to prioritise and meet deadlines. Proactive problem-solver, confident investigating and resolving discrepancies. Comfortable managing multiple priorities in a fast-paced environment. Proactive mindset, with a willingness to take ownership and improve processes. Ability to work independently while collaborating effectively with a team. Clear and professional communication skills, both written and verbal. ABOUT M&C SAATCHI WORLD SERVICES M&C Saatchi World Services is a specialist division of M+C Saatchi Group, the world’s largest independent communications network. Our specialists work in office hubs across six continents, grounding our global expertise in local nuance. We offer award-winning commercial communications capabilities, which are utilized by global organizations to address the world’s most complex problems across defence, development, diplomacy, homeland and national security, law and order, health, education, and the environment. We work with clients that want to help the hardest-to-reach, hardest-to-influence audiences. This includes a range of Western Government departments, such as DOS and USAID; partner governments, including the U.K. and Australia; and prominent IGOs/NGOs such as the U.N. We are a comms agency that works on behaviour change projects typically focused on issues related to Security, Defence and Stabilization. Whether it’s producing critically acclaimed feature films in Africa, to TV shows in the Middle East, to pop music videos in Asia, we have a record of leveraging creativity to access communities anywhere in the world. Group company M+C Saatchi World Services Role MD Finance/Ops Locations London Remote status Hybrid Employment type Full-time London About M+C Saatchi Group M+C Saatchi Group was founded in 1995 and is now the biggest Independent creative agency group in the World. Founded on one core principle, Brutal Simplicity. Founded in 1995 Co-workers 2500+