Stripe Integration

Integrate your financial platform with Stripe to deliver modern, scalable payments, payouts, and financial products using 6B’s secure and flexible integration services. We provide end-to-end Stripe integrations that support online payments, subscriptions, marketplaces, payouts, and card issuing for fintechs, lenders, platforms, and embedded finance providers.

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6B are trusted digital engineering partners for organisations adopting Stripe’s API-first financial infrastructure. We deliver reliable connectivity to Stripe Payments, Billing, Connect, Radar, Issuing, and Treasury, ensuring seamless payment journeys, efficient onboarding, and robust reporting. From discovery and solution design through to build, testing, deployment, and ongoing optimisation, we ensure your platform integrates cleanly and compliantly with Stripe.

Our mission is to help organisations launch and scale financial products faster, reduce operational friction, and deliver frictionless customer experiences powered by Stripe.

Understanding Stripe Integration

Stripe is a global payments and financial infrastructure platform that supports card payments, bank debits, digital wallets, pay-by-bank options, subscriptions, invoicing, payouts, and embedded finance capabilities. Its modular product set – including Stripe Payments, Billing, Connect, Issuing, and Treasury – makes it a popular choice for SaaS platforms, marketplaces, fintechs, and high-growth ecommerce businesses.

A Stripe integration typically centres on RESTful APIs and webhook-driven events. Your system can accept one-off and recurring payments, store payment methods via tokenisation, manage subscriptions and invoices, onboard and verify platform sellers or merchants, initiate payouts, issue virtual and physical cards, and process disputes and chargebacks automatically. Stripe Radar provides fraud detection and risk controls, while Stripe Connect powers marketplace and platform-style payment flows with multi-party settlement and compliance tooling.

To ensure security and compliance, Stripe integrations must incorporate strong authentication, secure handling of payment data, PCI DSS-aligned flows, support for Strong Customer Authentication (SCA), and structured error and exception handling. A well-designed integration provides reliable, high-volume payment processing, streamlined back-office operations, and clear financial visibility.

Our Stripe Integration Process

Our Stripe integration process starts with a collaborative discovery phase to understand your business model, payment flows, regulatory obligations, and customer journeys. We work with your teams to define whether you need standard payments, subscriptions, platform payouts, marketplace-style flows, card issuing, or a combination of Stripe products. We then map these requirements to specific Stripe APIs such as Payments, Billing, Connect, Issuing, and relevant webhooks.

Once requirements are agreed, our architects design a secure, scalable integration architecture that aligns with your infrastructure and Stripe’s best practices. This design typically includes tokenisation flows, SCA/3D Secure handling, webhook processing pipelines, dispute and refund workflows, balance and payout logic, and reconciliation processes. We also define how Stripe objects – such as Customers, PaymentIntents, SetupIntents, Charges, Transfers, and Payouts – map to your internal data models.

Development is accelerated using 6B’s reusable Stripe components, including secure API clients, webhook routers, subscription management modules, Connect onboarding flows, and reconciliation utilities. Throughout implementation, we embed robust logging, monitoring, retry logic, and idempotent request handling to support high-volume, multi-region operations.

Testing covers a full range of scenarios: successful and failed payments, SCA challenges, subscription lifecycle events, refunds, disputes, payouts, onboarding failures, and edge cases for marketplace and platform flows. We work within Stripe’s test modes and environments to validate integration behaviour before production launch.

After deployment, we implement monitoring dashboards, webhook health checks, reconciliation reports, and performance optimisation. We also provide ongoing support to keep your integration aligned with Stripe API changes, new product releases, and evolving regulatory requirements.

Benefits of Stripe Integration

Integrating your systems with Stripe unlocks a flexible, global payments and financial infrastructure that can grow alongside your business. Stripe’s support for cards, bank debits, wallets, and alternative payment methods improves conversion, reduces friction, and enables you to serve customers across multiple regions and currencies. Subscriptions and invoicing simplify recurring revenue models, while automated dunning and smart retries help increase collection rates.

For platforms and marketplaces, Stripe Connect streamlines complex multi-party payment flows, including split payments, platform fees, and scheduled payouts, while also providing tools for KYC, onboarding, and compliance. Stripe Issuing and Treasury expand what’s possible by enabling card programmes and embedded financial accounts, supporting advanced fintech and embedded finance propositions.

Stripe’s strong focus on developer experience, analytics, and reporting provides clear visibility over transaction performance, fees, and balances. Radar and built-in SCA flows reduce fraud and chargebacks, helping you maintain trust and protect revenue.

Ultimately, Stripe integration supports faster time-to-market, reduced operational overhead, and the ability to experiment and iterate on financial products without rebuilding core payment infrastructure.

Why Choose 6B for Stripe Integration?

We have hands-on experience integrating Stripe Payments, Billing, Connect, and Issuing for fintechs, SaaS platforms, and marketplaces.


Our reusable Stripe components – including checkout flows, subscription handlers, Connect onboarding, and webhook processors – accelerate delivery while maintaining high reliability.


We understand PCI DSS, SCA/PSD2, platform compliance, and best practices for secure payment and payout flows.


Our integrations include strong encryption, authentication, access control, audit logging, monitoring, and robust error handling.


6B provides an end-to-end service from discovery and architecture through to development, testing, deployment, and long-term optimisation.

Stripe Integration FAQs

Stripe supports global online payments, recurring billing, invoicing, marketplace-style payouts, card issuing, bank debits, digital wallets, and embedded financial products. It’s widely used by fintechs, SaaS platforms, marketplaces, and ecommerce businesses.

Stripe reduces PCI scope through tokenisation and hosted payment elements, but your compliance obligations depend on how card data flows through your system. We help determine the correct PCI SAQ level and design compliant payment journeys.

Stripe provides built-in 3D Secure 2 handling through PaymentIntents and SetupIntents. We integrate these flows to ensure PSD2 compliance while maintaining smooth checkout experiences.

Yes. Stripe Billing enables subscription management, invoicing, trials, proration, and automated dunning. We integrate full subscription lifecycles as part of your build.

Yes. Stripe Connect supports onboarding sellers, collecting KYC/KYB data, splitting payments, platform fees, scheduled payouts, and compliance workflows. We design end-to-end Connect flows for platforms and marketplaces.

Stripe provides APIs and webhooks to manage refunds, reversals, disputes, and chargeback events. We build automated workflows to ensure these are processed accurately and reconciled against your internal systems.

Most integrations take from several weeks to a few months depending on your payment flows, subscription requirements, Connect needs, and regulatory considerations.

Yes. We provide continuous monitoring, webhook management, optimisation, reconciliation tooling, and updates to stay aligned with Stripe’s evolving APIs and regulatory requirements.

Estimate the Cost of Your Stripe Integration Project

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Readiness Checklist for Stripe Integration

  • Define your key payment use cases (one-off payments, subscriptions, invoicing, marketplace flows, payouts, card issuing).
  • Confirm your PCI DSS obligations and SCA requirements for your customer journeys.
  • Decide whether you need Stripe Connect for platform/marketplace models and what onboarding flows are required for your sellers or partners.
  • Document how refunds, disputes, and chargebacks should be handled operationally.
  • Identify which Stripe APIs and webhooks you need and map them to your internal systems and data models.
  • Prepare an architectural overview showing how Stripe payments, payouts, and events will interact with your application, back office, and reporting tools.

Speak To Our Stripe Integration Experts

Whether you're developing a new digital financial services product or extending an existing solution with Stripe integration, 6B brings the technical expertise, financial services insight, and experience needed to accelerate delivery.

Rebecca Willis

Rebecca Willis

Business Development

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Or call Rebecca on 0113 350 1290