Services
Web, eCommerce, CMS and Mobile App Development Services
Our web and app development services cover design, development and support in one team: custom websites and web applications, online stores, content platforms, APIs and mobile apps for UK and international businesses.
- Custom Web Development
- eCommerce
- CMS
- Mobile apps
What we do
Development services built around business outcomes
From marketing websites to mobile applications, each service is delivered by the same team and to the same standard.
Custom Web Development
Fast, accessible custom websites, web applications, APIs and integrations built around your business goals.
Custom website design and buildWeb application developmentPerformance engineeringExplore serviceeCommerce Development
Online stores with clean product journeys, reliable checkout and integrations that reduce manual work.
Store design and buildCheckout and paymentsCatalogue and merchandisingExplore serviceCMS Development
Content platforms your marketing team can run confidently, with structured, reusable page blocks.
Custom theme and plugin developmentHeadless CMS buildsEditorial workflowExplore serviceMobile Development
Native and cross-platform mobile apps for iOS and Android using technologies including React Native and Flutter.
Native Android and iOSCross-platform buildsAPI and backend integrationExplore serviceMVP Development
Focused digital products that help validate ideas, launch faster and build only the features needed for an effective first release.
MVP strategyProduct validationFeature prioritisationExplore serviceBusiness challenges
The problems we are usually asked to solve
Most enquiries start with a business issue rather than a technology request. These are the situations we see most often.
An outdated website that no longer sells
We rebuild structure, speed and conversion paths so the site earns its place in your marketing.
Manual processes slowing the team down
Custom tools and integrations remove repeated data entry between systems.
An online store that leaks orders
We fix the browsing and checkout journeys where revenue is actually lost.
An idea that needs validating
A focused MVP puts a working product in front of users before a large investment.
A mobile audience you cannot reach
Native or cross-platform apps built for the devices your customers actually use.
A roadmap larger than the team
Dedicated developers and designers extend capacity without permanent hiring.
Technology
Technologies and platforms
A working set of technologies we use across projects. This list is maintained and updated as our stack evolves.
Frontend
- React
- Next.js
- TypeScript
- JavaScript
- HTML5
- CSS3
- Tailwind CSS
- Vue.js
Backend
- Node.js
- PHP
- Laravel
- Python
- Express
- .NET
- REST services
CMS
- WordPress
- Drupal
- Strapi
- Contentful
- Sanity
- Headless CMS
eCommerce
- Shopify
- WooCommerce
- Magento
- BigCommerce
- Headless commerce
Mobile
- Android (Kotlin)
- iOS (Swift)
- React Native
- Flutter
- Progressive Web Apps
Databases
- MySQL
- PostgreSQL
- MongoDB
- Redis
- Firebase
APIs & Integrations
- REST APIs
- GraphQL
- Payment gateways
- CRM & ERP
- Third-party SaaS
- Webhooks
Why us
Why choose 24Square Technologies
Practical reasons clients continue working with us after the first project.
Experienced development team
Designers and developers who have delivered websites, platforms and mobile applications across several industries.
Flexible engagement models
Work with us on a fixed scope, a retainer or a dedicated resource basis.
Clear project communication
Scheduled updates, shared boards and direct access to the people building your product.
Quality-focused development
Code reviews, testing and performance checks are part of delivery, not an afterthought.
Solutions aligned with business goals
Every decision is measured against the outcome you are trying to achieve.
Support after launch
Ongoing improvements, bug fixes and technical guidance once you are live.
FAQs
Frequently asked questions
Cannot see your question here? Send it over and we will answer directly.
- Do you work with fixed-scope projects or ongoing retainers?
- Both. Fixed scope suits clearly defined projects, while a retainer or dedicated resource suits evolving roadmaps. We recommend the model that fits your requirement.
- Can you work with our existing codebase or platform?
- Yes. We start with a short technical review, then agree a plan for improvements, new features or migration.
- How do you handle project communication?
- You get a named point of contact, agreed overlap hours, written progress updates and access to the board and repository.
- Who owns the code and design files?
- You do. Everything we produce is handed over with documentation at the end of the engagement.
- Do you provide support after launch?
- Yes. Support covers maintenance, monitoring, fixes and further development, arranged on a monthly or hourly basis.
Next step
Let's discuss your project
Tell us what you are planning — a website, an eCommerce platform, a mobile application or additional development capacity — and we will reply with a practical next step.