Credit Controller

It’s never been a more exciting time to join Vistra. 

At Vistra our purpose is progress. We believe that our clients have the power to change the world and to do great things for global progress, and we exist to remove the friction that comes from the complexity of global business – to help our clients achieve progress without friction. 

But progress only happens when people come together and take action. And we’re absolutely committed to building a culture where our people can do just that

We have an exciting opportunity for you to join our team as Billing & Credit Control Coordinator – Warsaw. Reporting to the Regional Credit Control Manager – Financial Operations, this full-time and permanent position is based in Warsaw.

Purpose of Role :

To provide high-quality coordination between the Warsaw market, the Mauritius GSC billing team, and the local credit control function.
The role ensures accuracy of billing data, timely issue resolution, clear communication between countries, and contributes to continuous improvement of the end-to-end billing process for Warsaw.

Scope :

• Warsaw invoicing oversight and quality control
• Cross-country process coordination (Warsaw ↔ Mauritius)
• Support for credit control to improve payment behaviour and reduce disputes
• Liaison with internal teams (Warsaw, Poland, GSC Mauritius)
• Process optimisation within billing and AR

 Key Responsibilities:

1. Billing Coordination & Quality Control

• Act as the main point of contact for Mauritius GSC for all Warsaw-related billing queries
• Review and verify billing data before issuance
• Ensure completeness and accuracy of client details, services, PO numbers, and invoice amounts
• Prepare or issue credit notes where necessary, following internal policy
• Ensure correct and timely billing handover to GSC

2. Cross-Functional Communication & Liaison

• Serve as a bridge between Warsaw teams and Mauritius billing
• Coordinate with Warsaw operations and Poland credit control to resolve billing issues
• Work within the Mauritius billing mailbox and follow established SLAs
• Communicate clearly and proactively with stakeholders

3. Process Improvement & Operational Support

• Identify recurring billing issues and propose corrective actions
• Support transition from local executional work to cross-country coordination
• Contribute to process improvements across billing, credit control, and cash collection
• Support documentation and alignment of billing processes

4. Credit Control Support

• Resolve billing discrepancies affecting client payments

• Provide timely information to AR/credit control to support collections
• Reduce billing-related disputes and prevent repeated errors
• Prepare client open-item summaries when required

Attributes / Technical Skills :

• Strong attention to detail and accuracy
• Proactive communication and follow-up mentality
• Ability to coordinate across multiple countries and teams
• Good understanding of billing processes and basic accounting concepts
• Strong problem-solving skills
• Ability to prioritise and manage multiple tasks (mailbox, SLAs, follow-ups)
• Warsaw (fluent) and English (very good)
• DATEV or ERP billing experience (advantage)
• Strong Microsoft Excel and general office IT skills

 Relevant Experience :

• Experience in billing, accounts receivable, credit control, or administrative financial roles
• Experience in international coordination or cross-country processes beneficial
• Practical experience resolving client billing issues
• Experience working with shared service centres (preferred)

Education and Professional Qualification :

• Completed commercial apprenticeship (e.g., Bürokaufmann/Bürokauffrau, Industriekaufmann/-frau) or equivalent
• Additional qualification in finance, accounting, or business is an advantage

If you are excited about working with us, we encourage you to apply or have a confidential chat with one of our Talent Acquisition team members. Our goal is to make this a great place to work where all our people can thrive. We hope you join us on this exciting journey!