Senior iOS Developer

Ventula Consulting Ltd.; Amsterdam; On-site; EUR 70,000 - 95,000; Full time

Job summary

Ventula Consulting Ltd. is seeking a Senior iOS Developer in Amsterdam for a 12-month contract to help evolve a large-scale, customer-facing iOS application used by millions of travellers worldwide.

You will build new features with Swift and SwiftUI, collaborate with backend engineers, UX designers and product teams, and maintain high quality through unit and snapshot tests. The role focuses on performance optimisation, crash investigation, release planning and contributing to continuous

Qualifications

• 6+ years of commercial iOS development experience using Swift.
• Strong hands-on experience with SwiftUI.
• Solid understanding of backend concepts and full-stack development.
• Experience with unit and snapshot testing.
• Experience with A/B testing and release planning.
• Excellent communication and collaboration with stakeholders.

Responsibilities

• Develop and deliver new iOS features using Swift and SwiftUI.
• Collaborate with iOS, backend, UX designers and product teams to enhance mobile experiences.
• Investigate crashes, fix bugs, and support production incidents.
• Optimize performance and identify bottlenecks.
• Implement automated tests and contribute to release planning.
• Mentor other engineers and contribute to code quality.

Skills

Swift

SwiftUI

Full-stack concepts

Unit testing

Snapshot testing

A/B testing

Release planning

Communication

Job description

Global travel client now requires an experienced Senior iOS Developer to join a leading global travel technology company on a 12-month contract based in Amsterdam.

You will be responsible for developing and enhancing features within a large-scale, customer-facing iOS application used by millions of travellers worldwide.

Key Responsibilities

• Develop and deliver new iOS features using Swift and SwiftUI.
• Collaborate with iOS developers, backend engineers, UX designers and product teams to enhance the mobile customer experience.
• Maintain high application quality by investigating crashes, resolving complex bugs and supporting production incidents.
• Optimise application performance, identifying bottlenecks and improving efficiency.
• Implement and maintain automated tests, including unit and snapshot testing.
• Contribute to A/B testing, release planning and continuous improvement.
• Support technical discussions, code quality and the professional development of other engineers.

Required Experience

• 6+ years of commercial iOS development experience using Swift.
• Strong hands-on experience with SwiftUI.
• Strong understanding of full-stack engineering and backend software concepts.
• Solid knowledge of object-oriented programming principles.
• Experience with A/B testing and release planning.
• Extensive experience writing unit and snapshot tests.
• Experience troubleshooting production issues and optimising application performance.
• Excellent communication skills and the ability to collaborate with technical and non-technical stakeholders.

This is an excellent opportunity to contribute to a globally recognised technology platform, delivering innovative mobile features that directly impact millions of customers.