tokens.build.ts 01exportfunctionpublish() { 02 build.test() 03 ci.run('pass') 04 return shipped 05} BUILD PASSED · v2.14.0 SPRINT 01 RELEASE
Design systems & component engineering · serving businesses worldwide since 2009

Design systems that keep every product, team and release visually and functionally consistent.

Need a design system, component library or a consistency audit? Ask Milo - he’ll help you with your queries.

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Design systems and component libraries shipped since 2009
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Average reduction in UI build time after a design system ships
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Average design-to-development handoff accuracy on system-based builds
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Product teams typically consolidated onto one shared system
Shared files vs. a component library vs. a system

When a real design system becomes the better choice

Every team’s buttons, forms and spacing look slightly different

Without a shared source of truth, small inconsistencies compound across every product and page until the brand feels fragmented.

Designers and engineers redo the same components over and over

The same button, card or form gets redesigned and rebuilt by different teams because nothing reusable exists to reach for.

A brand refresh means updating dozens of places by hand

Without design tokens, changing a colour, font or spacing value means manually hunting down every place it was hardcoded.

New team members take weeks to understand what’s “correct” UI

Without documented patterns and usage guidelines, consistency depends on tribal knowledge instead of a shared reference.

TOKEN CORE COMPONENTS TYPOGRAPHY COLOR DOCUMENTATION PRODUCT TEAMS DOCUMENTED, NOT REMEMBERED Token-based · Accessible · Built to scale across teams
Design system services from audit to adoption

One team for design system strategy, component design, engineering and team adoption.

Our design system services cover the full lifecycle: design audit and strategy, token and component design, component engineering and documentation, and rollout support so teams actually adopt the system. One Milleniance team remains accountable from the first audit through ongoing evolution.

Discipline 01

Design audit & system strategy

Auditing existing products, UI inconsistencies and team workflows, and defining a realistic component architecture and adoption roadmap before implementation begins.
UI & brand consistency auditComponent inventory & gap analysisDesign token strategySystem architecture & governance model

Our audit work can include cataloguing every existing UI pattern across products, identifying duplication, and sequencing which components to standardise first for the fastest visible impact.

Discipline 02

Design tokens & component design

Designing the foundational tokens, colour, type and spacing scales, and the reusable component library that the whole system is built on.
Design tokens (colour, type, spacing, elevation)Core & composite component designDark mode & theming supportAccessibility standards (WCAG 2.1 AA)

Token-based design means a single source of truth for brand values, so a rebrand or theme change propagates everywhere instead of requiring manual updates.

Discipline 03

Component engineering & documentation

Building the coded component library and documentation site that lets engineering teams implement the design system consistently.
Component library engineering (React, Vue)Storybook / documentation siteDesign-to-code parity QAVersioning & release management

Engineering includes automated visual regression testing and semantic versioning, so component updates ship predictably without breaking products already using the system.

Discipline 04

Rollout, governance & adoption support

Migration support, contribution guidelines and governance keep the design system alive and adopted across teams instead of drifting out of sync.
Team onboarding & migration supportContribution & governance guidelinesUsage analytics & adoption trackingOngoing maintenance & new component development

Adoption support covers training, a defined contribution process and usage tracking, so the system keeps evolving with real product needs instead of becoming outdated documentation.

Design system and component technologies

We choose the design system tooling around your existing design and engineering stack.

Our design system stack includes modern design, token and component technologies. Where your business already has a working stack, we work within it by default and recommend migration only when the benefits are clear.

FigmaFigma VariablesReactVueStorybookStyle DictionaryTailwind CSSCSS custom propertiesTypeScriptChromaticZeroheightshadcn/uiRadix UINext.jsJestPlaywrightFramer MotionGitTurborepo
Design system delivery process

A defined process from audit to component engineering, rollout and ongoing evolution.

01

Discovery, audit & component inventory

We audit existing products, catalogue UI inconsistencies and map team workflows before defining the system’s architecture and rollout order.

02

Senior design system team assignment

A named design lead and front-end engineers stay accountable throughout, from token design through component engineering and rollout.

03

Design, engineering & documentation

Token design, component design, engineering and documentation work against one delivery roadmap, released component by component.

04

Rollout, adoption & ongoing evolution

After launch, we support team onboarding, governance, new component development and system updates based on real product usage.

Selected work

A handful of the platforms and campaigns we've shipped recently.

View full portfolio →
Frequently asked

What our clients usually ask before the first call.

A component library is the set of reusable UI components themselves. A design system is broader - it includes the components, but also the design tokens, usage guidelines, accessibility standards and governance process that keep everything consistent as the product and teams grow.

It’s usually worth it once more than one team is designing or building UI, when inconsistency has become visible to users, or when the same components keep getting rebuilt from scratch across products. For a single small product with one team, a lighter shared library is often enough.

There’s an upfront investment to build the foundation, but most teams see build time drop significantly afterward because components are being reused instead of rebuilt. The timeline depends on how many products and components need to be consolidated.

Yes. We audit your existing product and design files first and build the system on top of your current stack wherever practical, only recommending a change of tooling when there’s a clear reason to.

Yes. Rollout support can include team onboarding, migration help, contribution guidelines and adoption tracking, so the system gets used consistently instead of becoming documentation nobody follows.
From the practice

Design system insights: tokens, components, governance and adoption.

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Let's see if we're the right fit

Thirty minutes with a senior design systems lead, before either of us commits to anything.

No sales deck, no discovery call with someone who hands you off afterwards. Scoped around your actual products, teams and brand. We respond within one business day.

Talk to a Design Systems Lead →
Talk to a Design Systems Lead →