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UI UX Designer UK – App Design Services

Looking for a professional UI UX Designer UK to improve your website, mobile app, or SaaS platform? A well-designed user experience is no longer optional—it directly impacts conversions, user retention, and overall business growth. When users can easily navigate your product, they are more likely to stay longer, engage more, and convert into paying customers.

Professional Website

A skilled UI UX Designer UK focuses on creating intuitive interfaces, clean user flows, and visually consistent digital products that align with your brand goals. Whether you are a startup validating your MVP, an eCommerce brand optimizing your checkout experience, or a SaaS company improving onboarding flows, strategic UI/UX design can significantly increase performance metrics such as conversion rate, activation rate, and customer satisfaction.

UI UX Designer UK
UI UX Designer UK
UI UX Designer UK
1
Years of Experiences
Web Design and Development Services
1 +
Satisfied Clients
Who We are

The Best Start-up Agency in the UK

At QA UI/UX Design, we believe quality design should be accessible and affordable. Our 100+ skilled designers bring over a decade of experience delivering exceptional digital products for startups and established businesses alike.

  • UI/UX Design for web and mobile applications
  • Full UI/UX consulting, strategy and implementation
  • Specialists in SaaS product design
  • E-commerce solutions optimised for conversions
  • Dedicated Shopify design & development in Manchester

Trusted by the Best

We're trusted by over 250 Shopify stores across a range of industries.

What we do

Every service a growing UK
product team actually needs

From early discovery through to pixel-perfect delivery —
we cover the full design stack, in-house or alongside your existing team.

UI Design Services
Pixel-perfect interface design built around your brand. We create scalable design systems, component libraries, and high-fidelity screens that developers can actually build from.
UX Design & Research
Good UX doesn't come from gut feel. We run structured research, map user journeys, test assumptions early, and turn findings into interface decisions that increase conversions.
App UI UX Design
Native iOS and Android design, plus cross-platform products. We design apps that feel right in your hand — not like a desktop site crammed into a smaller screen.
Website UX Design
Websites that convert, not just impress. We handle information architecture, wireframing, prototyping, and final UI for marketing sites, SaaS platforms, and complex web applications.
UX Consultancy
Bring us in as an embedded UX consultant or a standalone audit. We assess existing products, identify conversion blockers, and give you a prioritized action plan with clear reasoning.
Product Design Agency
End-to-end product design from concept to launch. We work alongside your engineering team, attend sprints, and ship design that's ready to build — not just ready to present.
How we work

No handoff hell.
Just design that ships.

Most agencies hand over a Figma file and disappear.
We stay in the room until it's live.

Discovery & scoping

We start by understanding your users, competitors, and constraints. This isn't a checkbox exercise—it's where we form the opinions that drive every design decision after it.

Wireframes & prototypes

Low-fidelity first, then clickable prototypes tested with real users. We surface problems before a single line of code is written.

UI design & design system

High-fidelity screens, component libraries, and tokens ready for your dev team — documented, versioned, and maintainable.

Our Work

Our awesome portfolio to give information

7
Marathon Tracking App Redesign | Modern Sports Mobile App UI
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6
Learnify – AI E-Learning App Design Details Page Sarup Halder
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45
AI Image Generator Mobile App Design Monks – UX UI | Web Design | Web & Mobile App | Branding
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3
Wandr — Navigate the Park. Capture the Day 🎢 Riko Sapto Dimo
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2
An easy way into the cryptocurrency world
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Energo — a powerbank renting app
Read More
FAQS

Questions we get asked
before projects start

What makes Foundry Studio the right UI UX design agency for UK companies?
We work exclusively on digital product design for UK and European tech companies. Over nine years we've built a repeatable process that works for startups moving fast and enterprises managing legacy systems. We understand UK market expectations, WCAG accessibility requirements, and GDPR-compliant UX patterns. We're not the right fit for every brief, but when we are, we push hard to get results you can actually measure. See our case studies →
How is a UX design agency different from a general digital agency?
A general digital agency might offer UX as one of twenty services. A specialist UX design agency like ours does nothing else. That means deeper expertise, more relevant case studies, and designers who think about user behaviour all day rather than splitting time across brand campaigns and PPC. The Nielsen Norman Group defines UX as the totality of a person's experience with a product — that scope demands dedicated focus. Learn more about our UX approach →
What does a typical project timeline look like?
Discovery sprints run two to four weeks. Full product design engagements are usually eight to sixteen weeks depending on scope. We work in structured sprints with defined deliverables at each stage, so you always know what's being built and when to expect it. We're not fans of open-ended retainers without milestones — in our experience, they drift. See our process above →
Can we hire you as an embedded UX consultant within our team?
Yes. We regularly place senior UX designers and product designers on a fractional basis — typically two to four days per week — within UK product teams. This works well for companies that have engineering capacity but lack in-house design leadership. Contracts usually run three to six months with an option to extend. More details on our UX consultant UK page →
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