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Web Development & UX

Responsive & Mobile-First Design

Build websites that work flawlessly on every device — designed for mobile first, scales beautifully to desktop

  • Perfect experience on mobile, tablet, and desktop
  • Better user engagement and lower bounce rates
  • Improved mobile SEO rankings
  • Future-proof design that works on any screen size
Responsive & Mobile-First Design — What We Deliver
All Devices
Pixel Perfect
98%
Mobile Score
68%
Mobile Traffic+24%
Touch
Optimised UX

What We Deliver

Over 60% of web traffic comes from mobile devices. If your website isn't optimised for mobile, you're providing a poor experience to the majority of your visitors. A non-responsive or poorly optimised mobile site leads to high bounce rates, lost leads, and reduced conversions.

Mobile-first design isn't just about shrinking a desktop site to fit a phone screen. It's a strategy where we design for mobile first — with the mobile user experience as the priority — then scale thoughtfully to tablet and desktop. This results in faster, more intuitive, and more effective websites.

Whether you need a mobile audit of your existing site or a full rebuild with mobile-first design, we deliver websites that work beautifully on every device and drive better business results.

Why Choose Us

What makes our responsive & mobile-first design service different.

True Mobile-First Approach

We design for mobile first, ensuring the mobile experience is optimal. Then we enhance for tablet and desktop. This approach results in faster, more intuitive sites.

Comprehensive Mobile Audit

We test your website on dozens of real devices and identify usability, performance, and design issues specific to mobile. No guesswork.

Touch-Friendly Design

Mobile interaction is different from desktop. We design with touch interfaces in mind — proper button sizes, swipe gestures, mobile-optimised forms, and touch-friendly navigation.

Performance-Conscious Design

Mobile users often have slower connections. We build with performance as a core priority — smaller assets, progressive enhancement, and efficient code.

Simple, Transparent Pricing

Compare the published scope, then confirm deliverables, exclusions and terms in your written proposal.

Mobile Audit

£199one-off

Comprehensive mobile usability and performance audit with recommendations.

  • Mobile testing on real devices
  • Usability analysis & report
  • Performance assessment
  • Design recommendations
  • Accessibility review
  • Prioritised improvement roadmap
Featured package

Responsive Rebuild

£999one-off

Full redesign and rebuild with mobile-first approach for existing sites.

  • Mobile-first redesign
  • Responsive implementation
  • Cross-device testing
  • Performance optimisation
  • Touch optimisation
  • 2 months support

Full Mobile-First Build

£1,999+one-off

New website built entirely with mobile-first design from the ground up.

  • Complete mobile-first design
  • Custom responsive build
  • Native mobile app feel
  • Offline capabilities option
  • Progressive enhancement
  • 3 months support

All prices are in GBP and exclude VAT. Contact us for a custom quote.

Get Started in Three Simple Steps

Forget complicated onboarding. We've made getting started effortless: choose your plan, tell us about your brand, and we'll handle the rest.

1

Mobile Assessment

We audit your site's mobile performance, test on real devices, identify usability and performance issues, and document findings.

2

Mobile-First Design & Development

We design for mobile first with detailed wireframes and mockups, then build responsively using modern frameworks. We test continuously during development.

3

Comprehensive Testing & Launch

We test on dozens of real devices and scenarios, optimise based on findings, then launch with ongoing support and monitoring.

What You Get

Available capabilities. Confirm the deliverables and exclusions for your selected package in the proposal.

Mobile Audit & Analysis

We test your site on real mobile devices, analyse user experience, performance, and functionality. Detailed report with specific, prioritised recommendations.

Mobile-First Wireframing

We start with mobile wireframes, mapping out the experience for small screens first. Then we adapt for tablet and desktop, ensuring each experience is optimised.

Responsive Framework Implementation

We build on modern responsive frameworks (Next.js, Tailwind) that handle responsive design efficiently. Seamless scaling from 320px phones to 4K monitors.

Touch Optimisation

Touch targets are properly sized, swipe gestures work smoothly, forms are mobile-friendly with appropriate keyboard types, and interactions feel natural on mobile.

Mobile Performance Optimisation

We optimise specifically for mobile networks. Images are responsive and compressed, code is efficient, and critical content loads first for faster perceived performance.

Cross-Device Testing

We test extensively across iOS and Android devices, various screen sizes, orientations, and connection speeds. No surprises after launch.

What Our Clients Say

Real words from the businesses we've helped grow.

  • Matt and his team did the most wonderful job in creating our new website for Booked Images…

    Angie Jones

    Angie Jones

    Booked Images

  • I am the first author Matt has ever had, and it has worked like a dream. Everything I have asked for has been done quickly and efficiently. I cannot recommend Matt and his team highly enough…

    Jeremy J Mills

    Jeremy J Mills

    Author

  • Matt did a fantastic job of creating my website and working on my SEO. He was very helpful and patient, and always happy to explain everything, which is very helpful if you are not very technical. I'm very happy with the results and would definitely recommend.

    Liz Patey

    Liz Patey

    Owner, Liz Patey Makeup

  • MattDarm manages social media for our real estate agency and we finally have everything in order. Their professional approach, quick responses, and excellent communication have made us far more visible to our clients. Highly recommended!

    Alina Stefanovičiūtė

    Alina Stefanovičiūtė

    Owner, Global Properties AS Real Estate

  • MattDarm built the Cancer Black Care website from scratch and the result is an invaluable resource for our community. Their dedication and expertise were evident throughout, and they went above and beyond to meet every requirement. Highly recommended!

    Paul Campbell

    Paul Campbell

    Managing Director, Cancer Black Care

  • We initially hired Matt for a specific project to help us improve and develop our LMS on LearnDash. He did such an excellent job that what started as one project quickly developed into an ongoing working relationship…

    Marcelo Pereira

    Marcelo Pereira

    General Manager, Interface Aesthetics

  • I have used Matt on 2 brand projects. He is an extremely talented, resourceful and responsive creative force. He produces results for businesses ranging from millions to billions in value in variety of sectors. Highly recommended.

    Paul Kells

    Paul Kells

  • After trying many different agencies, MattDarm is exactly what I was looking for. They don't just deliver — they consult on the why behind every decision. Everything is built around the long-term success of my business, and that's made all the difference.

    Adam Saez

    Adam Saez

    Owner, Plant Power Academy

  • I've worked with MattDarm for several years. They consistently produce the highest quality work with an excellent range of expertise. Always delivered on time and a pleasure to work with — highly recommended.

    Daniel Ashby

    Daniel Ashby

    CEO, Digitally Responsive

  • MattDarm's sites are visually stunning and technically up to date. A really great team to work with — professional, creative, and always on point.

    Paul Harvey

    Paul Harvey

    Owner, Paul Harvey

  • Matt has been absolutely brilliant. I came into this project with a pretty clear idea of what I wanted, but also changed my mind about things constantly as we went. Matt just rolled with it. Nothing was ever too difficult and there was never any drama, he'd just work out how to make it happen…

    Josh Broyda

    Josh Broyda

    Complete Office Fitouts

  • We recently used MattDarm to rebuild our website and add a shop. From the beginning, Matt was professional, helpful, honest and transparent, and surprised us with ideas we would never have thought of…

    Amira Sari

    Amira Sari

    Client, Tile In Progress

  • MattDarm built the Rockee website from scratch with excellent results. They took my brief, helped with wireframes and design, and handled both front-end and back-end development. The end result was a high-converting, successful website.

    Matt Laybourn

    Matt Laybourn

    Owner, Rockee

  • MattDarm did an amazing job with our Beans Coffee Club site. They handled all the technical work like pros and delivered everything on time. Easy to work with and super dependable — would hire them again in a heartbeat.

    Richard Jones

    Richard Jones

    Managing Director, Beans Coffee Club

  • MattDarm has been a reliable partner across several IT projects. Their technical knowledge is impressive, but what sets them apart is a problem-solving attitude and the ability to bring clarity to even the most complex situations. High-quality results, every time.

    Michael Borzecki

    Michael Borzecki

    Owner, 6 Pack Supplements

Client testimonial

Frequently Asked Questions

Everything you need to know before getting started.

Let’s Get Your Project Moving

Book a free discovery call to discuss your goals, or send us a message and we’ll get back to you within 24 hours.

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