iOS Developer – Permanent or Freelance

About the role

Join Smile’s Brussels agency to design and develop high‑performance native iOS applications. You will work within a collaborative Mobile Expertise Hub, creating smooth, user‑centric experiences for iPhone and iPad.

Key responsibilities

• Design and develop robust native iOS apps using Swift (and Objective‑C for maintenance).
• Collaborate with UI/UX designers, product owners and backend teams to integrate RESTful APIs.
• Write automated unit and UI tests, participate in code reviews, and ensure code quality.
• Optimize performance, fix bugs, and maintain apps on the App Store using CI/CD tools such as Fastlane.
• Stay up‑to‑date with iOS ecosystem updates (SwiftUI, Combine, new Apple frameworks) and propose modern solutions.

Required profile

• Degree in IT, software engineering or computer science.
• At least 3 years of hands‑on native iOS development experience.
• Strong understanding of iOS frameworks and UI/UX design principles.
• Excellent team spirit, curiosity and willingness to share knowledge.
• Fluency in English; French or Dutch is a strong asset for the Brussels context.

Required skills

• Swift, Objective‑C
• UIKit, Foundation, SwiftUI, Combine
• MVVM, VIPER, Clean Architecture
• Git version control
• RESTful API integration
• CI/CD pipelines, Fastlane
• Unit testing and UI testing frameworks

What we offer

• Peer‑to‑peer management fostering dialogue and tailored career paths.
• Comprehensive training: e‑learning platform, certification financing, knowledge‑sharing tools.
• Company events: annual convention, trade fairs, summer party, after‑works.