Overview
Staff Mobile Engineer (Kotlin Multiplatform | iOS & Android)
100% Remote
Freelance Contract (B2B / Ltd Company)
Full-time, with agreed core hours
Interview process : 1.5-hour technical deep dive
Are you an experienced Mobile Engineer who thrives at the intersection of Android and iOS development? Do you want to take ownership of the mobile ecosystem for a platform used by millions around the globe?
We’re collaborating with a high-profile international consumer brand (confidential) seeking a Staff Mobile Engineer to provide technical leadership, architectural guidance, and hands-on expertise across their mobile platforms.
What You’ll Do
Serve as a technical authority across Android & iOS, ensuring both platforms evolve cohesively
Define and drive architecture, engineering standards, and testing strategies
Lead initiatives spanning Product, Design, Backend, and Security teams
Champion performance, scalability, and best practices in mobile engineering
Core : SwiftUI, iOS SDK, Kotlin, Jetpack Compose, Android SDK, KMM (deep expertise required)
Secondary : Fastlane, GitHub Actions (CI / CD), and other modern automation & delivery tools
This role offers the chance to contribute to the growth of a well-established global platform while working fully remotely. If you’re interested, please apply below with your CV to discuss further.
Qualifications
Experience as a mobile engineer working across Android and iOS
Proficiency with Kotlin Multiplatform Mobile (KMM)
Strong understanding of SwiftUI, iOS SDK, Kotlin, Jetpack Compose, Android SDK
Experience with architecture, engineering standards, and testing strategies
Proven ability to lead cross-functional initiatives with Product, Design, Backend, and Security teams
Employment Type & Location
Employment type : Contract
Work type : Freelance (B2B / Ltd Company) - 100% Remote
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Staff Engineer • Madrid, Madrid, España