Junior Billing Specialist

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Job Title: Junior Billing Specialist

Location: Milton Keynes (Hybrid: 2 days in-office)

We’re looking for a detail-oriented and proactive Junior Billing Specialist to join our Billing team, supporting the United States.

In this role, you’ll be responsible for producing accurate and timely customer invoices, helping to reduce billing queries and credit notes, and ensuring revenue is recorded correctly. You’ll work closely with colleagues across the business and support stakeholders across US time zones.

This is a fantastic opportunity for someone early in their finance career who enjoys structured, process-driven work and takes pride in accuracy and customer service.

• Produce accurate, complete customer invoices in line with internal SLAs
• Review invoices before issue to minimise errors and credit notes
• Manage the Billing and Purchase Order mailbox, ensuring all queries and POs are logged, validated and allocated correctly
• Respond promptly to internal and external billing queries
• Investigate and resolve invoice discrepancies thoroughly
• Work collaboratively with internal teams to clarify billing requirements
• Reduce recurring billing issues by identifying and addressing root causes
• Meet daily invoice volume targets set by the US Billing Manager
• Maintain accurate revenue and debtor records
• Support the wider US Billing team as required

• Strong attention to detail and the ability to follow process consistently
• Good numerical skills and confidence working with financial data
• The ability to prioritise and organise workload in a high-volume environment
• Excellent communication skills with a professional and positive approach
• A customer-focused mindset and commitment to service excellence
• The confidence to take ownership of issues and see them through to resolution
• Resilience and the ability to work effectively across different time zones
• Previous experience in billing, finance administration, or a similar role (desirable but not essential)

BSI offers a competitive total reward package, an independent and varied job in an international environment, flexible working hours, ongoing training and development with the inclusion of 27-days annual leave, paid sick leave, bank holidays, health insurance, life insurance, pension plan with company contribution, car allowance (dependent on role), income protection, paid maternity leave, paid paternity leave, paid parental leave, adoption leave, compassionate leave, paid bereavement leave, learning and development opportunities, and a wide range of flexible benefits that you can tailor to suit your lifestyle.

We are proud to be the business improvement company for other organisations to become more sustainable and resilient and finally to inspire trust in their products, systems, services, and the world we live in.

BSI is committed to ensuring the diversity of our workforce reflects that of our clients and the communities in which we operate. Our goal is to create a sense of belonging for all employees by providing opportunities to develop, grow, and engage with our global organization all while having fun doing great work. BSI is a community where everyone can thrive.

If you require any reasonable accommodations to be made on account of a disability or impairment throughout our recruiting process, please inform your Talent Acquisition Partner.

BSI is a business improvement and standards company and for over a century BSI has been recognized for having a positive impact on organizations and society, building trust and enhancing lives. BSI is an Equal Opportunity Employer dedicated to fostering a diverse and inclusive workplace.