TicketSwap, the experience marketplace used by over 20 million fans across 42 countries, is hiring a Senior iOS Developer in Amsterdam (hybrid) to build the iOS app that fans use to buy and sell tickets.

About the role

As an iOS Developer you'll shape how millions of fans interact with the platform every day, from new features to performance and usability. You'll join a cross-functional product team of engineers, product managers and designers, with the freedom to take ownership and see your work go live quickly.

Your impact

Build and improve features across the iOS app used by millions of fans.
Collaborate with backend, web and mobile engineers in a cross-functional squad.
Own the full development lifecycle, from idea to release and iteration.
Write clean, maintainable and well-tested code; contribute to architectural decisions.
Balance speed and quality to deliver value without over-engineering.
Work with data and A/B testing to improve user experience.
Partner with product and design on intuitive, high-quality user journeys.
Share knowledge with iOS and Android developers in guild/circle sessions.

Tech stack

Swift and SwiftUI on a modular Swift Package architecture, using MVVM with @Observable and protocol witnesses for dependency injection, moving towards Swift 6 and strict concurrency with async/await. GraphQL with Apollo, Swift Testing, GitHub and Xcode Cloud, with Sentry, Rudderstack and Amplitude. AI-assisted development is part of day-to-day work.

Requirements

Solid experience building iOS applications with Swift (or SwiftUI).
Apps shipped to the App Store.
Knowing when to move fast and when to focus on quality and detail.
Comfortable in cross-functional Agile/Scrum teams; clear communicator.
Curious, open to learning, takes ownership.
A plus: A/B testing, UIKit or analytics tools (Mixpanel, Amplitude); interest in growth and product metrics.

Why you'll love it here

A team that cares about the product, each other and the fans; speed, ownership and trust.

Practical details

Location: Amsterdam (hybrid)
Full-time
No relocation support provided
Function Group 7 or 8 depending on experience; both mid-level and senior iOS developers considered