We have an excellent opportunity for an Assistant Billing Controller to join our well-established finance team based in our London office. You will be a pivotal part of supporting the wider business through delivery of accurate and efficient billing operations. Working in this fast-paced, dynamic role you can expect to gain valuable exposure to all areas of the business, collaborating closely with both our fee-earning and operational teams. This position provides extensive support to ensure a strong understanding of internal systems and processes, allowing you to grow into and take ownership of your role. Hollis offers a well-structured progression route and continues to be an evolving business, full of potential opportunities for your professional development. Key responsibilities: Delivering a first-class billing and credit control service for the UK and EU business to help ensure that monthly targets are met. Liaising with the Senior Revenue Controller and Billing Controller on WIP adjustments, billing and credit notes gathered from fee earners. Prompt processing of WIP adjustments, credit notes and invoices as instructed by the Senior Revenue Controller and Billing Controller on the finance system. Liaison with the Credit Control team regarding invoices ready for their review to send out to clients. Respond to enquiries from Credit Control and fee earners on invoices raised. Assist in delivering a smooth and timely operation of the billing process from fee earners through to Credit Control. Contribute to developing a robust revenue control system by ensuring checks are adhered to and that invoices are generated in line with company policy. Provide month/year end support to the whole Finance Department. Update accounting spreadsheets as instructed. Any other ad hoc tasks required by the Senior Revenue Controller or Billing Controller. E xperience, Skills & Qualifications required: Previous billing experience and experience working within a multi-site business Professional and can-do attitude, self-motivated and thrives in a team environment Excellent organisational skills with the ability to balance different tasks ensuring deadlines are met whilst maintaining highest levels of accuracy Excellent IT skills, with the ability to adapt to systems easily Great interpersonal and communication skills The ability to work to varying deadlines Excellent reconciliation skills Good level of competence on Excel, including knowledge of lookups and pivot tables, would be an advantage Experience of D365 systems would be advantageous but full training will be provided.