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SB DigitalAgency
Web Development

Custom Website Development Built for Speed, SEO and Scale

Bespoke websites engineered on Next.js and modern stacks — fast, accessible and built to convert.

Custom Website Development

Templates get you online quickly and hold you back for years. A custom build lets us design the exact conversion path your business needs, own the technical SEO foundation from line one, and produce a codebase your future developers will thank you for.

We build on Next.js with TypeScript and Tailwind as standard: server-rendered for crawlability, statically generated where possible for speed, and componentised so new pages take hours instead of weeks. Every build ships with Core Web Vitals in the green, WCAG-contrast-checked colour systems, and structured data wired in from the start.

You own the repository, the design files and the deployment. We hand over documented code and stay available for support.

96
Lighthouse performance
0.9s
Load time
+41%
Conversion rate lift

0.9s

Typical average load time

The problems we fix

  • A template that fights your brand

    Generic layouts force your content into the wrong shape and make you look identical to a hundred competitors.

  • Slow, plugin-heavy builds

    Twenty plugins stacked together produce 5-second loads, broken layouts on mobile and security exposure.

  • Technical debt that blocks growth

    Rebuilding later costs three times as much as doing it correctly once with the right architecture.

How we fix them

  • Design around the conversion path

    Wireframes built from your actual buyer journey, with the primary CTA visible in every viewport on every page.

  • Modern, fast stack

    Next.js SSR/SSG, image optimisation, code splitting and edge caching deliver sub-second loads and green vitals.

  • Ownable, documented codebase

    Typed, componentised, linted and documented — so your next developer is productive in a day.

Deliverables

What Custom Website Development includes

What you actually get

  • Discovery workshop, sitemap and technical specification
  • UI/UX design in Figma (desktop, tablet, mobile)
  • Pixel-accurate responsive development (360px → 2560px)
  • CMS integration so your team can edit content
  • On-page SEO, schema markup and analytics/tag setup
  • Accessibility pass to WCAG 2.1 AA contrast and keyboard standards
  • Core Web Vitals optimisation and Lighthouse audit
  • Deployment, SSL, DNS, monitoring and handover documentation

Tools & platforms

  • Next.js
  • React
  • TypeScript
  • Tailwind CSS
  • Figma
  • Vercel
Process

How we deliver it

  1. 01

    Discovery

    Stakeholder workshop, goals, audience, competitor review, sitemap and feature scope.

    Week 1

  2. 02

    Design

    Wireframes, then high-fidelity design across three breakpoints with a documented design system.

    Week 2–3

  3. 03

    Build

    Component-driven front-end development plus CMS wiring and integrations.

    Week 4–7

  4. 04

    QA & SEO

    Cross-browser testing, accessibility audit, performance tuning, schema and analytics.

    Week 8

  5. 05

    Launch

    Deploy, monitor, train your team, then provide 30 days of post-launch support.

    Week 9

FAQ

Custom Website Development — common questions

Discuss your custom website development project

Book a free 30-minute consultation and get a written plan — whether or not you work with us.