Senior Native Mobile Engineer: iOS & Android

reaktor; Finland; Hybrid; EUR 85,000 - 120,000; Full time

Job summary

Reaktor's Retail Business Unit seeks a Senior Native Mobile Developer to join our European team (Helsinki, Amsterdam, Lisbon). You will drive native iOS and Android development and guide technical decisions across client projects.

You will own testing, monitoring, and delivery, collaborating with stakeholders to pick the right tech. Hybrid setup is supported, with opportunities to grow in a dynamic, low-hierarchy environment.

Qualifications

• Strong experience in native iOS development (Swift/Obj-C).
• Strong Android native experience (Kotlin/Java).
• Ownership of testing from development to production.
• Experience with production app monitoring and troubleshooting.

Responsibilities

• Develop native iOS and Android apps.
• Build polished mobile UIs with high-performance animations.
• Work on mobile SDKs, analytics, ads or attribution integrations.
• Collaborate with clients and stakeholders to define requirements and drive initiatives.
• Contribute to architecture decisions and long-term technical direction.
• Participate in discovery, concepting and iterative delivery.

Skills

Swift

Objective-C

Kotlin

Java

Testing ownership

App monitoring

Stakeholder management

English

Tools

SwiftUI

Jetpack Compose

Flutter

App Store distribution

Google Play distribution

Backend APIs

Job description

Reaktor's Retail Business Unit seeks a Senior Native Mobile Developer to join our European team (Helsinki, Amsterdam, Lisbon). You will drive native iOS and Android development and guide technical decisions across client projects.

You will own testing, monitoring, and delivery, collaborating with stakeholders to pick the right tech. Hybrid setup is supported, with opportunities to grow in a dynamic, low-hierarchy environment.