Web Development Cardiff

Web Developer Cardiff — Custom Websites, Web Apps & Cardiff SEO

ARS Developer Ltd delivers custom websites, Laravel web applications, and local SEO for Cardiff and Welsh businesses. UK GDPR compliant. Bilingual Welsh/English website capability. GBP milestone contracts. UK Companies House No. 17039150.

Best For

Cardiff and South Wales businesses needing a conversion-focused website Welsh SMEs needing bilingual Welsh/English website development Cardiff professional services, finance, and public sector digital projects Welsh businesses needing local SEO to rank on google.co.uk and google.com Companies replacing an outdated Cardiff site with a Core Web Vitals-ready build

Start a Project

Tell us your current situation and goals. We will recommend the right scope, timeline, and delivery model for your business.

Why ARS Developer Ltd

  • UK Companies House No. 17039150
  • GBP milestone contracts — clear scope
  • UK GDPR compliant delivery
  • UK timezone support, Mon–Fri 09:00–18:00

Problems We Solve

  • Cardiff business not ranking on google.co.uk for local Welsh commercial searches.
  • Website has no Welsh language version — missing bilingual Welsh business requirements.
  • Current site fails Core Web Vitals — slow on mobile and poor PageSpeed.
  • No UK GDPR compliance — no ICO-compliant consent on Cardiff site.
  • Previous developer unreachable and Cardiff codebase is unmaintainable.

What's Included

1

Custom website development for Cardiff and Welsh businesses

2

Cardiff LocalBusiness schema — Welsh geo coordinates, Google Business Profile alignment

3

Bilingual Welsh/English website architecture — WCAG AA compliant

4

Core Web Vitals 90+ on mobile for Cardiff and Welsh google.co.uk rankings

5

Laravel, WordPress, and Shopify development for Cardiff businesses

6

UK GDPR compliant — ICO-ready consent, encrypted data, right to erasure

7

GBP milestone contracts with Cardiff project delivery stages

8

UK Companies House registered — full accountability for Welsh clients

Frequently Asked Questions

Yes. We build bilingual Welsh/English websites with language switching, separate URL paths or subdomains for Welsh content, and hreflang tags for cy-GB and en-GB. Welsh language websites are increasingly important for Cardiff public sector, hospitality, and B2C brands.
A Cardiff business website starts from £2,500 for a standard site. A bilingual Welsh/English WordPress site costs £4,000–£10,000. A custom Laravel application for a Cardiff business starts from £8,000. All in GBP with milestone contracts.
Yes. We work remotely with Cardiff and all-Wales businesses — UK timezone support Mon–Fri 09:00–17:00. Welsh language requirement meetings can be accommodated for key project stages.

Got a question?

Our UK team is available Mon–Fri, 09:00–18:00 GMT.

How We Work With UK Businesses

1 Book a Free Consultation

Complete the contact form or book a strategy call. We review your requirements and respond within one business day with next-step recommendations.

2 Receive a Scoped Proposal

We prepare a detailed proposal covering scope, delivery timeline, milestones, and GBP pricing. No open-ended retainers — every project has a clear contract.

3 Milestone-Based Delivery

Work is delivered in structured milestones with review and approval at each stage. You maintain full visibility and sign off before the next phase begins.

4 Launch and Post-Launch Support

We handle launch, post-launch monitoring, and hand over full documentation. Monthly growth and maintenance support available after launch.

Start a Project