Senior iOS Engineer
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Posted on:
Yesterday
Vacancies:
1 Vacancy
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Job Summary
Your opportunity
At Mollie were on a mission to make payments and money management effortless for every business in Europe.
We started 20 years ago when we launched a more direct affordable way for companies to get paid. That provided an alternative to the frustrating overpriced solutions that banks offered at the time.
Today we serve more than 250000 businesses across Europe with an all-in-one solution that simplifies payments and money management. And were a 850-strong team of product finance support commerce and engineering specialists working across Europe from Lisbon to London.
About the role
Were looking for a Senior iOS engineer to build and maintain our payment SDK for iOS. Youll be responsible for designing developing and distributing an awesome payment SDK that enables merchants to seamlessly integrate Mollies payment flows into their iOS applications.
This role sits within a broader mobile and platform ecosystem at Mollie and over time youll collaborate closely with teams shaping shared tooling release processes and developer experience across our apps. As the SDK and platform landscape evolves youll have opportunities to contribute to initiatives that improve how mobile features are built shipped and maintained across the company.
What you will be doing:
Design and develop a production-ready iOS SDK from the ground up
Ensure SDK compatibility across iOS versions and device types
Build and maintain CI/CD pipelines for automated testing versioning distribution and App Store submission
Define SDK architecture that balances developer experience with security and compliance
Build to scale and for a lot of traffic
Collaborate with platform and app teams to align on shared tooling release workflows and mobile infrastructure
What you will bring:
Required:
Strong iOS development experience with Swift and modern frameworks (UIKit SwiftUI)
Minimum of 4 years experience with developing mobile apps
Experience building and distributing SDKs or libraries consumed by other developers
Deep understanding of iOS SDK distribution
Experience setting up CI/CD pipelines for automated testing versioning distribution and App Store submission
Excellent communication skills youll be working closely with merchants and internal teams
Understanding of API design principles and developer experience considerations
Create comprehensive documentation to facilitate domain knowledge sharing and set up optimised processes
Nice to have:
Willingness to develop on React Native applications including building native bridges/JSI integrations and delivering new features.
Android SDK development experience (beneficial for future cross-platform alignment)
Experience with payment processing PCI compliance or financial applications
Knowledge of security best practices for client-side (mobile) payment handling
Open source contribution history or published SDKs/libraries
Experience contributing to internal platforms developer tooling or shared mobile foundations
Required Experience:
Senior IC
Key Skills
- APIs
- REST
- Design Patterns
- Objective C
- iOS Development
- Swift
- Application Development
- SDKs
- SQLITE
- IOS
- JSON
- Mobile Applications
About Company
Start growing your business with Mollie Payments: ✓ Quick setup ✓ Honest pricing ✓ All leading payment methods. Get paid now »
