UI/UX Design in London
We design clean, conversion-focused interfaces for websites and apps — from user research and wireframes to pixel-perfect UI and design systems. Designed to be loved by users and easy to build.
Design that looks great and converts.
User research & flows
We map who your users are and how they move through your product — so every screen has a clear job and nothing gets in the way of a conversion.
UI design
Considered, beautiful interfaces for web and mobile — on-brand, accessible and pixel-perfect, designed in Figma and ready for development.
Design systems
Reusable components, tokens and styles that keep your product consistent and quick to extend as it grows — no more one-off screens.
Design that ships
We design and build under one roof, so your design isn't lost in handoff — it becomes a fast, pixel-perfect product, exactly as drawn.
Why design with BrainCode?
We're a London studio where designers and engineers sit together. That means interfaces that are beautiful and genuinely buildable — designed for real users and real results, not just dribbble shots.
- Designers and engineers in one team — design that's actually buildable
- Conversion-focused, not just pretty
- Pixel-perfect, accessible interfaces for web & mobile
- Clean Figma hand-off — or we build it for you
UI/UX design — FAQ.
How much does UI/UX design cost?
It depends on the size of the product — a single landing page is very different from a full app. Tell us what you need and we'll send a clear, itemised quote, usually within a day.
Do you design for both websites and mobile apps?
Yes. We design conversion-focused interfaces for websites, online shops, web apps and iPhone apps — mobile-first, accessible and on-brand across every screen size.
What tools do you use for UI/UX design?
We design in Figma, with shared design systems and prototypes you can click through, so you see and feel the product before a line of code is written.
Can you also build what you design?
Absolutely — that's our advantage. We design and develop in one studio, so your design ships as a fast, pixel-perfect product instead of getting lost in hand-off to a separate dev team.
Do you work with London businesses and startups?
We're based in Sidcup, Bexley and work with businesses and startups across London and the whole of the UK, mostly remotely with regular calls.
Let's build
something fast.
Tell us your idea and we'll come back with a clear plan and an honest price — usually within a day.