iOS
About the team
As an iOS Engineer on the Design System team, you'll translate SumUp's design language into a reusable, easy-to-use library of UI components and experience patterns — empowering product teams to build cohesive, accessible user experiences at scale.
The Design System team works hand-in-hand with the Mobile Platform team to set standards and provide guidance across all product teams at SumUp. As we expand our ecosystem of merchant and consumer-facing products, this role offers a rare opportunity to shape the foundation that helps developers build faster and ship higher-quality experiences to millions of users worldwide.
What you’ll do
- Shape the core experience for both users and developers interacting with SumUp's iOS ecosystem
- Collaborate closely with product and design teams to build components that are maintainable, consistent, and beautiful
- Embed accessibility best practices into every component — from content descriptions and touch target sizing to color contrast and dynamic type
- Provide hands-on technical guidance to product teams to deliver on company priorities, including the upcoming support for landscape orientation
- Review code contributions, enforce design system conventions, and mentor engineers on best practices for reusable UI development
- Lead the migration of legacy UIKit-based components to SwiftUI while maintaining system stability
- Proactively identify and address technical debt to uphold a high bar for engineering excellence and codebase health
You’ll be a great fit for this role if you:
- Bring 3+ years of professional