Junior Billing Specialist

Our Company

NymCard’s mission is to enable fintech and financial innovators to launch frictionless payment programmes with our modern infrastructure, at record speed. Our open API modern card issuing platform provides flexibility and control to issue cards, authorise transactions, and manage payment operations with just one integration and one partner.

We are a team of industry experts and technology innovators who take a dynamic approach to solving complex industry challenges. NymCard has an open and collaborative work environment and together we make up the NymCardian Nation. We power possibilities for our customers and each other by bringing the best talent together to do the best quality work we can.

The Role

We are hiring a Junior Billing Specialist to support invoice preparation, scheme billing verification, and month end billing and revenue reconciliation. You will prepare invoices in line with contracts and service agreements, verify scheme billing against Ncore and settlement files, and keep accurate billing logs that are audit ready. 

You will maintain the billing calendar and cut offs, assemble invoice back up, and ensure correct tax, currency, and pricing are applied. You will handle client billing queries, coordinate fixes with Finance, Account Management, and Operations, and keep ageing and collections views current. Growth in this role looks like taking ownership of a portfolio of accounts, improving templates and checks, and contributing reliable inputs for revenue and AR reporting.

What You’ll Be Doing

• Prepare and issue client invoices from contracts, and usage reports; validate items, taxes, currency, and approvals.


• Verify scheme billing data by matching scheme reports to Ncore and Scheme fees files; investigate differences and post approved adjustments


• Support month end billing and assist with revenue reconciliation and accruals; compile invoice back up and summaries for review


• Maintain billing logs and documentation to an audit ready standard, including versioned templates, approvals, and evidence


• Handle client billing queries professionally and coordinate resolutions with Finance, Account Management, and Operations


• Prepare ageing reports and collections follow ups; track disputes, credit notes, and payment promises


• Maintain the billing calendar, cut offs, and delivery timelines; ensure numbering and sequencing are correct


• Keep pricing tables and rate cards current with approved changes and aligned to executed contracts and amendments, including proration, minimums, one off charges, and effective dates.


• Produce monthly billing and revenue summaries for stakeholders with clear, traceable inputs


• Keep SOPs, trackers, and templates up to date; suggest small improvements that reduce errors or rework

What You Bring

• 1 to 3 years in billing, accounts receivable, finance operations, or a similar role in banking, fintech, or SaaS


• Working knowledge of invoicing and AR processes and basic revenue concepts


• Proficiency in Excel including pivots, XLOOKUP, text to columns, and comfort handling CSV files


• Familiarity with scheme billing and reconciliation against internal systems such as Ncore or similar


• Strong documentation habits, attention to detail, and reliable follow through under time pressure


• Clear written and verbal communication with a customer focused approach to queries

Bonus Points

• Experience with ERP or billing systems such as NetSuite, Oracle, or SAP


• Basic SQL for lookups and validations


• Exposure to multi currency invoicing, VAT, and credit note workflows