Finance and Billing Administrator - 12-Month Fixed-Term Contract (Hybrid)Professional Services / Finance AdministrationFull-time Hybrid 12-Month FTCOverviewWe''re looking for a detail-oriented Finance and Billing Administrator to join a busy professional services team based in Milton Keynes. This role plays a key part in supporting partners and fee earners with financial processes including billing, reporting, and client administration.You''ll be working closely with internal finance teams and supporting partners to ensure smooth, accurate billing and financial record keeping. This is an ideal opportunity for someone who enjoys numbers, organisation, and working in a collaborative office environment.Key ResponsibilitiesFinance and Billing SupportPrepare, review and process client invoices in line with firm and client-specific requirements.Generate and analyse billing reports to ensure accuracy and compliance.Monitor work-in-progress (WIP) and follow up on outstanding payments.Liaise with internal accounts and billing teams to resolve queries quickly.Manage multi-jurisdictional billing projects, coordinating with international offices or third-party suppliers.Maintain accurate records of disbursements and third-party invoices.Organisation and CoordinationPlan and prioritise billing cycles to meet key deadlines.Attend regular team meetings to review progress and workflow.Matter and Client AdministrationSupport new matter openings, including checks and documentation.Assist with