Loading speed — the first eliminating criterion

If your site doesn't load within 3 seconds on mobile, you're losing visitors before they've seen a single word. Research shows that 53% of mobile visitors abandon a site that takes more than 3 seconds to load. And there's a further cost: Google uses speed as a ranking factor, so a slow site also means less organic traffic.

A good website in 2026 scores at least 85 on PageSpeed for mobile and 90 for desktop. That means images optimised as WebP or AVIF, minified CSS and JavaScript, fonts served with font-display:swap, and quality hosting that responds quickly.

If your site is slow and you want to understand why, read the detailed article on the causes and fixes for a slow website.

Design and user experience

A site with good design doesn't necessarily mean something extravagant or full of animations. It means a design that's consistent, clear, and goal-oriented. The visitor should understand within 5 seconds what your business does and what they should do next.

Design criteria that matter in 2026:

  • Clear visual hierarchy — the main headline is seen first, the CTA is visible without scrolling
  • A colour palette consistent with your brand
  • Readable typography — minimum 16px for body text, sufficient contrast against the background
  • Generous spacing — an airy design is easier to read than a dense one
  • Quality images — authentic photographs, not generic stock imagery

Good design is invisible — users don't analyse it, they simply navigate naturally. If someone has to hunt for the contact button or can't work out what services you offer, the design has failed regardless of how "beautiful" it looks.

Optimised for mobile — not optional

Over 60% of UK web traffic now comes from mobile devices. A good website in 2026 doesn't just "work on mobile" — it's built mobile-first, meaning it's designed primarily for small screens and expanded for desktop.

Quick test: open your site on your phone and check:

  • Is the text readable without zooming?
  • Are the buttons large enough to tap comfortably?
  • Do images stay within the screen?
  • Does the navigation work properly on mobile?
  • Is the contact form easy to fill in on mobile?

If the answer to any of these is no, you have a serious problem that's costing you customers every single day.

Basic SEO structure

A good website is findable on Google. That doesn't require a complex SEO strategy — there's a minimum set of technical elements that any professional site must have from launch. You can find a full description of optimisation services on the services page.

Basic SEO elements every good site needs:

  • Unique title tag for each page, with the primary keyword included naturally
  • Meta description of 140–160 characters, descriptive and compelling
  • Clean URLs: /web-design-services/ rather than /page?id=14
  • Logical H1–H2–H3 structure on every page
  • Alt attributes on all images
  • XML sitemap and a correctly configured robots.txt
  • Schema.org structured data for your business, person, or organisation

Security and HTTPS

In 2026, a site without HTTPS is like a business with no front door — every visitor sees the browser warning and leaves. SSL certificates are now standard and usually included free with quality hosting.

Beyond SSL, security also means regular platform updates (if you're using WordPress or another CMS), automatic backups, and protection against brute-force attacks. A site that gets hacked or infected with malware isn't just a PR problem — Google de-indexes it immediately.

Clear, actionable content

A good website has copy written for people, not search engines. The language should be direct, answering the real questions your customers have, and guiding visitors towards the desired action — a phone call, a quote request, a booking.

Content checklist for a good website:

  • The homepage clearly explains what you do and who you serve, within the first three lines
  • The services page describes benefits, not just technical features
  • There's at least one clear CTA on every important page
  • Contact details are visible — phone number, email, address if relevant
  • There's social proof: genuine testimonials, a portfolio, client count or number of projects

A good website in 2026 ticks all these boxes simultaneously: it's fast, looks great on any device, is findable on Google, is secure, and has content that convinces. If any element is missing, the site isn't performing to its full potential.

If you'd like to check whether your current site meets these criteria, or you're starting from scratch and want to build it right the first time, get in touch and we'll talk through your specific situation.