Credit Controller & Billing Executive

Overview

Credit Controller role at Brainlabs, London, United Kingdom.

We are a proactive and detail-oriented Credit Controller responsible for owning the accounts receivable process and managing fee-based invoices. This role covers the end-to-end credit control cycle — from issuing invoices and statements to following up on payments, resolving queries, and maintaining accurate debtor records.

Responsibilities

• Accounts Receivable / Credit Control: Manage debt ledger of approximately £200m annual billings across around 100 clients, aiming for 90% current balance.
• Oversee end-to-end credit control for two entities, including issuing client statements, proactive debtor chasing, and resolving overdue accounts.
• Maintain accurate and up-to-date AR ledger; ensure payments are allocated promptly and correctly.
• Liaise directly with clients to resolve billing or payment discrepancies; escalate as needed to ensure timely collections.
• Perform regular debtor reviews and aged debt reporting; provide insights to finance and client teams.
• Support daily banking activities by coding receipts and clarifying unidentified transactions.

• Fee Invoicing: Raise and process approximately 300 invoices monthly, ensuring alignment with Statements of Work (SOWs), contracted fee structures, and client PO requirements.
• Upload invoices to client procurement or finance systems; follow up on approvals and address queries.
• Coordinate with internal stakeholders to validate scope, amounts, and timing of billing.
• Ensure billing schedules are adhered to and manage timelines to avoid delays.
• Maintain robust audit trails for all billing, collection, and payment activity.
• Assist in preparing monthly balance sheet reconciliations related to fee revenue and accounts receivable.

• Ad-hoc Reporting: Provide audit support, assist with month-end and year-end closing activities beyond reconciliations, and supply ad-hoc reports as requested.

Who You Are

• You are a self-starter with a positive attitude; strong communication skills; comfortable in a fast-paced environment with shifting priorities and multiple stakeholders.
• At least 2 years’ experience in Accounts Receivable, preferably in media or digital advertising finance.
• Proven ability to manage debtors, chase payments, and resolve issues efficiently.
• Experience raising and managing client invoices in line with contracts/SOWs.
• Strong reconciliation skills (customer and vendor) with a detail-oriented approach.
• Proficient with Excel and/or Google Sheets (formulas such as VLOOKUP, XLOOKUP, SUMIFS, Pivot Tables) and eager to learn new financial software.

How You Succeed

• Produce timely and accurate invoicing and month-end reporting deliverables while ensuring day-to-day banking, payable and receivable activities are complete.

What Happens Next

We conduct a comprehensive interview process including skills interviews with our team to help you understand us and for us to learn about you.

EEO statement: Brainlabs actively seeks and encourages applications from candidates with diverse backgrounds and identities. We are proud to be an equal opportunity workplace and are committed to equal opportunity for all applicants and employees regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion, or belief, and marriage and civil partnerships. If you have a disability or special need requiring accommodation during the application process, please let us know. Please note that we will never ask you to transfer cash or make any other payment to apply for a role or to work for Brainlabs. Any such asks are fraudulent and should be reported to the appropriate authorities in your area.