01
Ecommerce
Commerce platforms engineered to sell, integrate and scale.
- Shopify
- WooCommerce
- Payments
- Subscriptions
- Integrations
- Performance
Ecommerce · Apps · Software · Websites
Custom technology that turns ideas into digital products.
We design and build ecommerce platforms, apps, software and websites engineered for performance, integration and long-term growth.
Digital engineering focused on product quality, integration, performance and continuous evolution.
What we do
From idea to operation, we build technology that supports growth.
We can build a product from scratch, modernise an existing platform or extend your technical capacity with a clear and pragmatic delivery approach.
02
Apps
Mobile and web apps built around product quality, user experience and continuous evolution.
- iOS
- Android
- Web apps
- APIs
- Authentication
- Analytics
03
Custom software
Systems, platforms and automation designed around the real processes of your business.
- SaaS
- Portals
- APIs
- Automation
- Integrations
- Internal tools
04
Websites
Fast, flexible websites for brands that need to communicate, convert and grow.
- WordPress
- CMS
- Landing pages
- Migrations
- Performance
- Technical SEO
Why SL System
Technology without unnecessary complexity.
- 01
Business-led engineering
Architecture and code designed around the actual requirement, without adding complexity for its own sake.
- 02
Built to evolve
Products prepared for integration, maintenance and growth without fragile shortcuts.
- 03
Direct communication
Technical decisions explained clearly, with focus on cost, risk, timing and outcome.
- 04
Performance from the start
Speed, accessibility, security and quality are part of the foundation rather than an afterthought.
Selected work
Real experience applied to digital products.
Our portfolio brings together projects delivered by the team that now works through SL System, including work completed before the Brazilian brand was created.
Business software
GCRS
A platform for a UK regulatory compliance, toxicology and quality-assurance business.
- Node.js
- MySQL
- React
Ecommerce & delivery
PharmDel
A pharmacy-delivery application designed to support ordering, operations and delivery tracking.
- Laravel
- Node.js
- MySQL
Media & publishing
EasternEye
A digital publishing platform for the British Asian newspaper EasternEye across multiple devices.
- WordPress
- PHP
- AWS
Capabilities
The right technology for each product.
We do not sell frameworks. We choose tools around the product, integrations, maintainability and the realities of the business.
Ecommerce
- Shopify
- WooCommerce
- Payments
- Subscriptions
Web & CMS
- WordPress
- Astro
- Modern front-end
- Technical SEO
Apps
- iOS
- Android
- Web apps
- APIs
Platform
- Cloud
- Authentication
- Integrations
- Automation
How we work
A clear process from problem to evolution.
- 01
Understand
Goals, users, systems, constraints and success criteria.
- 02
Plan
Scope, architecture, priorities and delivery approach.
- 03
Build
Incremental implementation with review, testing and validation.
- 04
Launch
Deployment, production validation and meaningful measurement.
- 05
Evolve
Optimisation, support and new capabilities where they add value.
Have a project in mind?
Tell us what you need to build, improve or integrate. We will understand the context and identify the most sensible next step.