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Payment Gateway Integration - JW DigitalPayment Gateway Integration - JW Digital

Payment Integration Where Security and Conversion Both Matter

“Checkout is where revenue is won or lost, and payment integration is where it is most often done badly — extra steps that tank conversion, missing wallets, fragile webhooks that desync orders, or SCA implemented in a way that fails legitimate customers. JW Digital integrates the right payment providers for your market with a checkout engineered for both PSD2/SCA compliance and conversion, plus the reliable webhook handling and reconciliation that keep orders and payments in sync.”

— Janusz Wozniak

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More Than Dropping In a Default Plugin

Provider choice, SCA, wallets, webhooks, reconciliation

This dedicated service covers payment depth that general store builds treat as a checkbox: choosing providers for your geographies and fees, implementing Strong Customer Authentication so it does not needlessly fail genuine buyers, adding the wallets (Apple Pay, Google Pay) that materially lift mobile conversion, and — critically — building robust webhook handling and reconciliation so an order is never marked paid when it is not, or lost when it is. It underpins subscription ecommerce development and is built with our database & API team where flows are complex.

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Secure, Compliant Checkout

PSD2/SCA and 3-D Secure implemented so they satisfy regulation and the card schemes without adding friction that silently kills conversion; PCI scope minimised by using tokenised, hosted fields rather than handling raw card data.

Reliable Webhooks & Reconciliation

Idempotent webhook handling, retries and reconciliation so payment state and order state never diverge — the failure mode that causes the worst, hardest-to-debug commerce incidents.

Why it matters

Why Payment Integration Deserves Specialist Care

The cheap version costs more later — in lost conversion, desynced orders and support load

  • 01

    75%

    of users judge a company’s credibility by its website

  • 02

    60%

    of all web traffic comes from mobile devices

  • 03

    3x

    higher conversion rate with modern responsive design

  • 04

    90%

    of buyers visit a company’s website before contacting them

Why you need payment gateway integrationJW Digital
Why you need payment gateway integration

The bottom line

A default checkout often adds steps, omits wallets, and handles webhooks naively. Each has a direct cost: abandoned carts at the highest-intent moment, mobile buyers lost for want of one-tap payment, and the operational nightmare of orders whose paid/unpaid state does not match the payment provider. Done properly, payment integration lifts checkout conversion, keeps finance and operations sane through reliable reconciliation, and reduces fraud and chargeback exposure — typically a strong return given checkout is the highest-leverage point in the funnel.

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Our Process

Our Payment Integration Process

Choose providers, build secure checkout, harden webhooks

  1. 1

    Requirements & Provider Selection

    Geographies, payment methods, fees, fraud and subscription needs assessed; providers chosen for your case, not by default.

  2. 2

    Checkout Implementation

    Conversion-optimised checkout with tokenised/hosted fields, wallets, and SCA implemented to minimise friction and PCI scope.

  3. 3

    Webhook & Reconciliation Layer

    Idempotent webhook handling, retries and reconciliation so order and payment state stay consistent.

  4. 4

    Fraud, Testing & Edge Cases

    Fraud controls configured; refunds, partial captures, disputes and failure paths tested explicitly.

  5. 5

    Go-Live & Monitoring

    Controlled launch with payment monitoring/alerting and documentation for finance and operations.

Our web design process - JW Digital
Our web design process - JW Digital
What's Included

What's Included in Payment Integration

Provider setup, secure checkout, webhooks, reconciliation

1

Provider Selection & Setup

The right PSPs and methods for your markets and fees — Stripe, PayPal, wallets and local options.

2

Conversion-Optimised Checkout

A checkout designed to reduce abandonment while remaining secure and compliant.

3

SCA / 3-D Secure

Strong Customer Authentication implemented so it satisfies regulation without failing legitimate customers.

4

Wallets

Apple Pay and Google Pay for the one-tap mobile payment that materially lifts conversion.

5

Webhooks & Reconciliation

Idempotent, retried webhook handling and reconciliation so payment and order state never diverge.

6

Fraud, Refunds & Disputes

Fraud controls, refunds, partial captures and dispute flows handled and tested, not left to chance.

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Our Pricing

Payment Integration Pricing

Scoped by provider count and flow complexity (refunds, partial captures, multi-currency, subscriptions). It underpins subscription ecommerce development and is delivered with our database & API service where webhook/reconciliation logic is complex.

Ecommerce Cost Calculator

Free to Use

Estimate your project cost in just a few clicks

  • Provider selection for your markets and fees
  • Secure, conversion-optimised, SCA-compliant checkout
  • Wallet support (Apple/Google Pay)
  • Reliable webhooks and reconciliation
Use Our Ecommerce Cost Calculator

Once you have a rough estimate, you can use it as a starting point for your project planning. If you need something more tailored, JW Digital can then provide a bespoke quote based on your exact goals and requirements.

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A Checkout That Is Secure and Converts

JW Digital integrates the right payment providers with SCA-compliant, conversion-optimised checkout and reliable webhook reconciliation.

Fast Turnaround
Fully Secure
Fixed Pricing

Call Us

0161 399 4659

Mon–Sat • 8 am–8 pm

Email Us

enquiries@jw-digital.co.uk

Replies within 2 hours

Start a Project

Discuss Payment Integration

No obligation • Takes 2 minutes

© 2026 JW Digital • Fast & Reliable Digital Solutions • Built in Manchester UK

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0161 399 4659
JW Digital266 Altrincham Road, Manchester
Greater Manchester, M22 4AA

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Our Web Design & Development Portfolio

Explore recent website design, web development, and business website projects delivered by JW Digital across Manchester and the UK.

Browse a selection of our recent web design and development projects for businesses across a range of industries, including healthcare, construction, hospitality, trade services, recruitment, and professional services. Each project is designed to balance performance, usability, branding, and SEO foundations.
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Frequently Asked Questions

Most Asked Questions

FAQs

Common questions about this eCommerce development service.

Illustration representing frequently asked questions

Activating a gateway is easy; doing it well is not. Provider choice, SCA without friction, wallets, and reliable webhook/reconciliation logic materially affect conversion and operations — that is what this service covers.

Stripe, PayPal, Apple/Google Pay and local/alternative methods as your markets require. We recommend based on geography, fees and feature needs rather than a default.

Yes — implemented to satisfy PSD2 and the card schemes while minimising the friction that needlessly fails legitimate customers and abandons carts.

We use tokenised, hosted payment fields so raw card data never touches your servers, minimising PCI scope. We advise on the remaining obligations.

Naive webhook handling causes orders marked paid when they are not (or lost when they are) — among the worst, hardest-to-debug commerce incidents. Idempotent, reconciled handling prevents it.

This is processor/checkout integration. The recurring model (plans, dunning, retention) is our subscription ecommerce development service; the two are usually delivered together.