UK's #1 PWA Developers

Award-winning Progressive Web App developers. We build fast, installable, offline-ready PWAs that work like native apps — without the app store overhead. Trusted by LNER, Safestyle & the British Museum. From MVP to enterprise scale, we're the PWA developers UK businesses choose.

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Trusted by 100+ startups, scale-ups and enterprise brands across the UK

Latest Projects

From lightning-fast PWAs to AI-powered enterprise platforms, here's how we've helped UK businesses and global brands turn complex challenges into award-winning digital products.

Ready to Build Your Progressive Web App?

Nivoda

Global Jewellery Trade Made Simple

The British Museum

Events and Conferences App

Yappar

Interactions curated for Vision Pro

MyCoach

PT In Your Pocket

Subconsciously

The No. 1 App for Hypnotherapy

Flash Learning

The All-in-One AI Study Partner

Your Dedicated PWA Developers — On Demand

Stakk gives you direct access to senior PWA developers, AI engineers, and product designers, without the overhead of hiring in-house. We've delivered 200+ web and mobile products across fintech, healthtech, e-commerce, education, and entertainment. From your first discovery call to launch — whether you're a startup building your first PWA or an enterprise modernising a legacy platform — our Progressive Web App development process is built around your goals.

Services

Design

Journey Mapping
Wireframing
Prototyping

PWA Development

Service Workers
Web App Manifests
Offline-First
Architecture

Core

AngularJS, ReactJS
Node.js, Python
.NET Core

Emerging

Artificial Intelligence
Augmented Reality
Automation

"Stakk are very efficient PWA developers, they hit every deadline and even deliver early. I appreciate the amount and depth of communication we get."

Ben

Director at MyCoach

"Stakk acts as an internal PWA developers, communicating consistently and internalising product goals. Their ability to craft high-quality code stands out."

Andre

CTO at Nivoda

"Stakk succeeds in their client-focused attitude. They're willing to adapt to requests to iterate, and their PWA developers are available for direct communication as necessary."

Jay

Director at Volopa

"They have a strong ability to understand all of our evolving concepts and are able to turn them into beautiful, fast-loading web experiences that convert efficiently."

Alex

Head of Buying at Mikado Group

"Bringing deep talent and key insights, their PWA development team has been such a beneficial partner to our success. Their open communication style and work ethic go above and beyond expectations."

Naomi

Founder at Headspend

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Take your development forward

Elevate your digital presence with our team of highly skilled developers, dedicated to turning your vision into cutting-edge reality.