What This Is
WooCommerce is the most widely used ecommerce platform on the web, powering over 35% of all online stores. It extends WordPress with product management, cart and checkout flows, payment processing, shipping calculations, tax handling, and order management — turning a content management system into a full ecommerce platform. For businesses that already run on WordPress or need an online store without the lock-in of a hosted platform like Shopify, WooCommerce is the established choice.
We build and maintain WooCommerce stores for clients who need more than a default installation with a purchased theme. That means custom product types, tailored checkout flows, integration with external inventory or accounting systems, payment gateway configuration beyond the defaults, and performance work that keeps page load times acceptable as product catalogues grow. WooCommerce’s strength is its flexibility — it can sell physical products, digital downloads, subscriptions, bookings, memberships, or combinations of all of these. Its weakness is that flexibility requires development work to realise.
WooCommerce runs on the same WordPress and PHP stack we use across our web development work. Our WordPress expertise translates directly — custom post types become custom product types, WordPress hooks become WooCommerce action and filter hooks, and the same theme development practices produce store templates. The difference is the ecommerce-specific layer: payment processing, stock management, shipping logic, and the regulatory requirements (VAT, GDPR, PCI compliance) that come with handling customer payment data.
When You Need This
WooCommerce is the right choice when your online store needs flexibility, ownership, and integration with WordPress rather than the constraints of a hosted ecommerce platform. Common scenarios:
- You already run a WordPress website and want to add ecommerce without migrating to a separate platform
- Your store needs custom product types — configurable products, subscriptions, bundles, or booking systems that go beyond simple product listings
- You need custom checkout flows — multi-step checkouts, conditional fields, or B2B ordering processes
- Integration with external systems is required — ERP, accounting software, warehouse management, or CRM systems that need to sync with your store
- You want to own your store data and hosting rather than depending on a SaaS platform that controls your export options and pricing
- Your business sells in the UK or EU and needs proper VAT handling, GDPR-compliant data processing, and regional payment methods
This is not the right choice for a simple store with standard products and no customisation needs. Shopify or Squarespace will get you live faster. WooCommerce makes sense when you need the customisation that justifies the development investment.
How We Work
WooCommerce projects start with store architecture — defining product types, tax configurations, shipping zones, and payment gateways before any development begins. Getting these structural decisions right avoids costly rebuilds later. We map the product catalogue structure, identify which WooCommerce extensions are needed versus custom development, and plan the checkout flow to minimise cart abandonment.
Custom development uses WooCommerce’s hook system — the same action and filter pattern as WordPress, extended with ecommerce-specific hooks for cart calculations, checkout validation, order processing, and email notifications. Custom functionality is built as plugins or theme functions, never by modifying WooCommerce core files that would break on updates.
Payment gateway integration is configured with PCI compliance in mind. We use established payment plugins (Stripe, PayPal, GoCardless) that handle card data on their servers, keeping your store out of PCI scope. Payment flow testing covers successful transactions, declined cards, 3D Secure authentication, and webhook processing for asynchronous payment confirmations.
Performance optimisation addresses the specific challenges WooCommerce stores face — product query performance as catalogues grow, cart fragment caching, checkout page load times, and image optimisation for product galleries. WooCommerce adds database queries on every page load; we profile and optimise to keep response times acceptable.
What You Get
- Store setup and configuration — products, categories, tax rules, shipping zones, and payment gateway integration
- Custom product types — variable products, subscriptions, bundles, bookings, and composite products
- Checkout customisation — multi-step flows, conditional fields, guest checkout, and B2B ordering processes
- Payment integration — Stripe, PayPal, GoCardless, and other gateways with proper error handling and webhook processing
- System integration — connections to accounting, ERP, inventory, and CRM systems via API or plugin development
- Performance optimisation — query profiling, caching strategy, image optimisation, and load time improvements
- Ongoing maintenance — WooCommerce and extension updates, security patches, and compatibility testing
Technologies We Use
- WooCommerce 8+ — current version with HPOS (High-Performance Order Storage) and block-based checkout
- WordPress 6+ — underlying CMS platform with block editor and REST API
- Stripe for WooCommerce — payment processing with 3D Secure, Apple Pay, and Google Pay support
- WooCommerce Subscriptions — recurring billing for subscription-based products
- WooCommerce REST API — programmatic access for integration with external systems
- Action Scheduler — background task processing for bulk operations and async order handling
- PHP 8.1+ — modern PHP with strict typing for custom plugin development
Related Systems
WooCommerce stores are built on WordPress and use MySQL for data storage. Custom plugin development uses PHP. Frontend customisation uses JavaScript and increasingly React for block-based interfaces. Store performance depends on Nginx configuration and caching strategy.
Talk to Us About WooCommerce
If you need an online store built on WooCommerce with custom functionality, system integration, or performance improvements, get in touch and we will scope the project based on your specific requirements.
