An exciting opportunity to join a collaborative and supportive Billing Team within a respected London-based international law firm. Are you looking to develop your billing expertise in a role that sits at the heart of the firm''s financial operations? This position offers hands-on responsibility, exposure to stakeholders across the business, and the chance to strengthen your technical and professional skills within a friendly and high-performing finance environment.The OpportunityWe are seeking a proactive, detail-focused Billing Assistant to support the accurate and efficient processing of the firm''s billing cycle. You will play a vital role in helping lawyers, PAs and the wider finance function deliver timely and compliant billing. Working within a supportive team, you''ll contribute to ongoing improvements, system updates and best-practice processes. It''s a role where organisation, accuracy and excellent communication are essential, and where your contribution will directly support the firm''s financial success.Key ResponsibilitiesTake ownership of the full billing cycle, ensuring all matters are produced accurately, formatted correctly, and issued within required timeframes.Act as a key liaison for billing enquiries, offering clear guidance to fee earners, PAs and wider internal teams.Handle the daily processing of bills and credit notes in 3E, maintaining adherence to internal controls and SRA Accounts Rules.Prepare and supply financial information such as draft bills,