CareerPlan

Senior Software Engineer I – Mobile SDK

Germany - MerseburgFull-time€59k–€99k2026-10-26 → 2026-11-10
Hybrid

Core

Develop and enhance mobile SDK technology for Android and iOS to support fraud prevention and digital identity solutions for businesses worldwide.

Role type

Senior IC mobile SDK engineer

Builds

Native mobile SDKs and integration layers for Android and iOS

Domain

Fintech / Fraud prevention / Mobile technology

Deliverable

production ML models

Required skills

Java, Objective-C, Kotlin, Swift, C/C++, JNI, Android NDK, mobile architecture, CI/CD, automated testing, networking, multithreading

Preferred skills

Experience with mobile SDKs, libraries, or frameworks

Technologies

Java, Objective-C, Kotlin, Swift, C/C++, JNI, Android NDK

Responsibilities

Design, develop, test, and maintain high-quality mobile SDK components; Enhance existing codebases across Android and iOS; Work with native C/C++ components and integration layers; Design reliable, secure, and backward-compatible SDK APIs; Investigate and resolve complex mobile platform issues; Contribute to automated testing, CI/CD, and technical documentation

Seniority

Senior, hands-on IC