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Perk

Unified business travel and spend platform

Senior Design Systems Designer

Product DesignConfirmed live in the last 24 hours
Full-timeLondon, UKNo salary listed

About the Job

Requirements

  • Strong product design experience, including designing and scaling design systems for a fast-growing product across web and mobile.
  • Deep understanding of typography, colour, layout, motion, and micro-interactions.
  • Judgement about when to create a new component and when to use an existing one.
  • Experience designing and maintaining token systems, including naming, theming, documentation, and Figma-to-code workflows, and working knowledge of HTML, CSS, and JavaScript.
  • Practical experience designing components to WCAG 2.2 AA standards, including keyboard and screen-reader behaviour.
  • Experience prototyping with AI tools and using Storybook, Code Connect, and MCP tooling, with an understanding of how they connect design systems to code and AI tools.
  • Ability to guide non-designers from problem to decision to outcome and build adoption through persuasion.
  • Ability to define quality, make trade-off decisions, and defend them.
  • Experience using customer insight from research, support, and sales, as well as team data, and taking ownership of business outcomes.
  • Ability to shape roadmaps, sequencing, and scope, and to push back when the system is bypassed while maintaining relationships.
  • Experience integrating or consolidating design systems.
  • Familiarity with content and localisation considerations in components.
  • Must be based within commuting distance of the hubs.

Responsibilities

  • Set the direction for Suitcase with design and engineering leadership, turn the vision into a roadmap with named resources, and report progress against it.
  • Own Suitcase's visual language, token architecture, and foundations, including typography, colour, space, motion, and interaction states.
  • Work with content design and localisation on content tokens so components carry their language requirements.
  • Design, document, and refine components with complete states, variants, platform coverage, and usage guidance.
  • Write component specifications that AI prototyping tools can read so generated prototypes use real Suitcase components and tokens.
  • Bring components to WCAG 2.2 AA conformance and make conformance part of how new components are built and reviewed.
  • Define adoption, component health, accessibility, and Figma-to-code parity measures with engineering, and report against them.
  • Run the contribution governance model, with defined routes for components between an experimental layer and the core system.
  • Champion Suitcase across Builders, explain the reasoning behind decisions, and coach designers and engineers on using and contributing to the system.

About the Company

Perk

Unified business travel and spend platform

Perk provides a unified spend management platform for businesses, bringing together travel booking, expenses, invoices, events and corporate cards with AI-driven policy controls for finance and operations teams. The platform connects these functions so users can manage all business spend in one system, from booking trips to paying bills. It operates through integrated workflows and AI rules that help enforce policy and control spending. Perk differentiates itself with its global footprint and scale, serving more than 12,000 companies from its dual hubs in Boston and London, and by expanding through the Yokoy spend-management acquisition and a large debt facility that funds product development, AI enhancements, and a US market launch. The company’s goal is to broaden its product capabilities, strengthen AI-driven spend controls, and accelerate US expansion toward higher annualised revenue.

Company size
1,001-5,000
Company stage
Debt Financing
Total funding
$1.2B
Headquarters
Barcelona, Spain
Founded
2015

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