Senior iOS Developer (Swift/MVVM) - Remote Portugal

ABOUT THE OPPORTUNITY Join a world-class technology consultancy as a Senior iOS Developer, creating fast, fluid, responsive, and reliable mobile applications that provide rewarding customer experiences. You'll participate in the entire development cycle using modern technologies, architectures, and processes in a collaborative, Agile environment. This role offers you the opportunity to take ownership of your code from development to deployment, work with cutting-edge mobile technologies, and be part of solutions design and implementation. PROJECT & CONTEXT You'll develop and maintain iOS applications from requirements through to App Store deployment, writing clean, organized code that leverages software design patterns, architectural patterns, and data structures. The role involves creating fluid visual interactions, implementing mobile user experience patterns, and ensuring test coverage stays at agreed levels. You'll work with Swift, Cocoa Touch, and Apple frameworks, applying SOLID principles including dependency injection, single responsibility, and protocol-oriented programming. Experience with functional reactive programming frameworks (RxSwift, ReactiveCocoa), MVVM(-C) architecture, and CI/CD tools (fastlane, Jenkins, Travis, GoCD) is valued. You'll diagnose production issues, devise solutions, and work both autonomously and collaboratively. Knowledge of KMP and GraphQL is a plus. Expected travel varies by project (0-15%). WHAT WE'RE LOOKING FOR (Required) Swift expertise : Strong experience developing iOS applications with Swift programming language Apple frameworks mastery : Proficiency with Cocoa Touch and other Apple frameworks SOLID principles : Deep understanding of dependency injection, single responsibility, and protocol-oriented programming Testing proficiency : Experience with unit tests, UI testing, and accessibility testing, including writing testable code Full lifecycle experience : Proven track record developing and maintaining iOS applications from requirements to App Store deployment Functional Reactive Programming : Experience with FRP frameworks like RxSwift or ReactiveCocoa MVVM(-C) architecture : Hands-on experience implementing Model-View-ViewModel (with Coordinator) pattern Design patterns : Producing clean code leveraging software design patterns, architectural patterns, and data structures Agile methodology : Agile mindset with experience in Scrum and Kanban frameworks Code ownership : Ability to take ownership of code through entire lifecycle—development, deployment, and maintenance Visual interaction : Creating fluid visual interactions and implementing mobile user experience patterns Craftsmanship : Sense of pride in final outcomes, seeking best solutions and maintaining high standards Self-driven : Ability to work with minimal supervision toward common team goals Continuous learning : Keeping up with latest trends, architectures, and technologies in mobile ecosystem Team collaboration : Strong team player, sharing knowledge and leading by example Language requirement : Fluent English (mandatory) NICE TO HAVE (Preferred) Experience with Kotlin Multiplatform (KMP) and GraphQL CI/CD expertise with fastlane, Jenkins, Travis, or GoCD Open-source contributions or willingness to contribute Experience with functional programming concepts Knowledge of advanced iOS performance optimization techniques Familiarity with SwiftUI and Combine framework