Service Pillar

Web Development Agency UK

React web development services, headless builds and CRO for UK businesses.

We're a UK web development agency building bespoke React websites, headless front-ends, custom web apps and conversion-focused landing pages that turn traffic into revenue.

Services in Web Dev & CRO

Each service below is a dedicated discipline. Most engagements combine two or three.

Works well with

  • API integrationCustom web apps often need API connections — see our API integration work for Shopify, Xero, HubSpot and bespoke ERPs.
  • SEO agency servicesA fast, well-built site is the foundation of organic growth — our SEO agency services take the next step once the build lands.

How these services fit together

We rarely deliver a single service in isolation. The disciplines in this pillar are designed to compound — one feeds the next.

  • Custom Web App Development: Bespoke internal tools, client portals and quoting apps your team and customers actually log into.

  • Custom Shopify App Development: Bespoke embedded Shopify apps, checkout extensions and Shopify Functions.

  • Conversion Rate Optimisation: Turn more visitors into customers with data-driven CRO and A/B testing.

Explore our other service pillars

FAQ

Web Dev & CRO questions UK buyers ask

How much does a custom website cost in the UK?+

Simple brochure sites start at £3,500. Most SME custom sites land between £6,000 and £18,000. Complex web apps with auth, dashboards and integrations are typically £20,000+ fixed-fee.

How long does it take to build a website?+

Brochure sites: 4-6 weeks. Mid-complexity sites with a CMS and integrations: 8-12 weeks. Web apps: 12-20 weeks. We work in fixed milestones with weekly demos.

What stack do you use?+

React/TypeScript on the frontend, Node or Cloudflare Workers on the backend, Supabase or Postgres for data. We pick the stack to fit your team — we don't lock you into ours.

Do you handle hosting and maintenance after launch?+

Yes — optional care plans cover hosting, security patches, uptime monitoring, weekly backups and a monthly improvement budget. Or you can take the code and host it yourself; everything we build is yours.

Custom Web App Development

Get a tailored quote for your project

Tell us a little about what you need and we'll come back within one working day with a fixed-fee proposal — no obligation, no sales pressure.

  • Fixed-fee pricing agreed in writing before any work begins
  • Reply within one UK working day
  • Dorset-based, working with UK businesses