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PROBLEM · SOLVED BY PROGRAMMATIC WEB DEVELOPMENT · SEO & ORGANIC GROWTH

Slow site. The fix is rarely "buy faster hosting."

A slow site costs rankings, leads and bounce rate — but the cause is usually pagebuilders, image weight and third-party scripts, not hosting. Here's the fix order.

Symptoms

If any of these sound familiar, this is your problem.

01

PageSpeed Insights shows mobile in the red

02

Largest Contentful Paint over 4 seconds

03

Bounce rate spiking on mobile, fine on desktop

04

CMS-builder pages with 60+ requests and 5MB+ payloads

Why it happens

The root cause — in plain English.

Three culprits in this order. One: page builders (Elementor, Divi, WPBakery) add 2-4MB of unused CSS and JS that loads on every page. Two: hero images shipped at 2400×1600 unoptimised, which alone tank Largest Contentful Paint. Three: third-party scripts — Hotjar, FB Pixel, GA, chat widget, cookie banner — each adding render-blocking time. Hosting matters last; speed problems are 80% front-end weight.
How we diagnose it

The first three things we check.

We run Lighthouse on the top five commercial pages and rank fixes by impact-vs-effort. The unblock list is almost always the same: convert hero images to AVIF/WebP at correct dimensions, defer third-party scripts to load on interaction, remove unused CSS via critical-path inlining, and switch the page builder layouts to native blocks where the page is fixed-template. We hit Core Web Vitals green inside 2-3 weeks without changing host.
The cost of waiting

A 1-second improvement in mobile load time is worth ~7% in conversion — for a site doing 10,000 monthly visitors at 2% conversion that's £1,400-£8,000 a month depending on order value.

First action this week: Run PageSpeed Insights on your top three landing pages and screenshot the diagnostics — the "opportunities" list ranked by ms-saved is your first sprint.

Book the 30-min diagnostic →
Free 2-page diagnostic

Send your domain. We’ll send back a 2-page diagnosis.

Specific to your stack, scoped to this problem. Three quick wins. A tailored band for the work it would take. No call required.

No card required · Your data stays private · One reply, then nothing unless you ask

Three ways to fix this

Read the playbook, get coached, or have us ship the fix.

You can solve this yourself with the playbook below, get a senior practitioner reviewing your work each week, or hand the whole pillar over on a productised retainer. Whichever you pick, the canon is identical.

DIY · Self-serve

Read the playbook

If you have an in-house team with the bandwidth to run an audit and ship the fix yourselves, the playbook is free.

From £0

144 free playbooks · templates £49+

The full diagnosis, the audit checklist, the deliverable templates, and the 90-day roadmap. Same canon we use on retainer.

  • 50+ page playbook for the pillar that fixes this
  • Audit checklist — the 8–10 things to check first
  • Deliverable templates — GA4 spec, briefs, schemas
  • Quarterly office hours — bring your work, get reviewed
Open the playbook →
DWY · Done with you

Coach us through it

For teams that have hands but want a senior practitioner reviewing the work each week and unblocking quickly.

From £750 / mo

Coaching · cohort · sprint

Weekly 1:1 or team coaching, a custom course built around this exact problem, plus optional embedded sprints.

  • Weekly 90-minute coaching with a named practitioner
  • Custom course built around fixing this exact problem
  • Embedded sprints — we sit in your tools 1–2 weeks
  • Audit pack with named owners and dated steps
See coaching plans →
Most chosen
DFY · Done for you

Ship the fix on retainer

We run the pillar that fixes this, end-to-end. Fixed scope, weekly delivery, server-side tracking from form-fill to closed-won.

£1,500 – £6,000+ / mo

Foundation · Compound · Architect

The bands above. We diagnose in week one, ship the first fix in week two, and run the cycle on rolling 90-day terms with walk-away rights.

  • Productised pillar with named owner and dated 90-day roadmap
  • Server-side tracking from form-fill to closed-won
  • Weekly delivery — no scope creep, no surprise invoices
  • You own everything — tools, data, accounts, content
Book a discovery call →
Ready to fix it

Book the 30-min diagnostic.

Bring one number you want moved and one constraint you cannot break. We’ll spend the first five minutes on those, the next twenty on the playbook that fits, and the last five on whether we’re the right studio for you.

Operating across the Weir family network — Josh Weir·Mark Weir·Weir Digital Media·CMW Consultants