Architecture, the payment ledger, orchestration, security and compliance — what a payment system has to do, and the order to build it in.
Licensing, banking partners, payment software, and the ten phases that take a new payment processing company from plan to live merchant transactions.
Developing a payment gateway is one of the most technically demanding projects in fintech.
Most businesses that process payments rely on third-party gateways, and pay for that reliance every month.
The white label payment gateway market grew past $2.76 billion in 2025 and is on track to reach $8.19 billion by 2035.
A practical guide to creating a payment gateway: architecture requirements, PCI DSS compliance, real cost breakdown, and how businesses use PayAdmit's white label solution instead.
A payment gateway is the infrastructure layer that sits between a customer’s payment method and the acquiring bank.
Payment gateways collect payment information and send it securely to payment processors that take care of the actual transactions.