Billing Specialist

We're looking for an experienced Billing Specialist to support US operations within a growing international business. This role is ideal for someone with strong billing and accounts receivable experience who enjoys working in a fast-paced, project-based environment and can confidently manage end-to-end billing processes while collaborating with remote stakeholders. This is a 6 month contract with potential to extend.

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• Manage the full billing cycle for designated US business units, ensuring invoices are accurate and submitted on time.
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• Liaise with finance, operations and project teams to understand client-specific billing requirements, including purchase orders, billing portals and supporting documentation.
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• Review billing requests for accuracy and resolve discrepancies before invoices are issued.
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• Maintain billing schedules and trackers to ensure deadlines are met.
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• Support cash flow by identifying and resolving billing issues that could delay collections.
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• Assist with reconciliations, month-end reporting, WIP, unbilled revenue and accounts receivable processes.
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• Build strong relationships with internal stakeholders across finance, operations and account management teams.
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• Contribute to continuous improvements in billing processes, controls and documentation.
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• 3 years + experience in billing, accounts receivable, revenue operations or a similar finance role.
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• Experience in a professional services, agency, healthcare, pharmaceutical, medical communications or other project-based environment is advantageous.
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• Knowledge of both Time & Materials (T&M) and fixed-fee billing.
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• Strong understanding of billing, revenue and cash collection processes.
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• Proficient in ERP/accounting systems and Excel.
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• Excellent communication and organisational skills, with the ability to manage multiple deadlines independently.
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• Detail-oriented, proactive and comfortable working in a hybrid environment.
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• Fixed-term contract with a growing international organisation.
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• Hybrid working (2 days in the office, 3 days from home).
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• Opportunity to work closely with experienced US finance and operations teams.
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• A role with real ownership and a direct impact on business performance and cash flow.
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