Software Engineer - Mobile

Software Engineer - Mobile

Cisco Systems

Bratislava, Slovakia

Your Impact

• Design, implement, deliver, and maintain mobile application features and product improvements end to end with minimal supervision.
• Build high-quality, reliable, and scalable mobile experiences used by millions of customers.
• Contribute to mobile application architecture, shared mobile components, SDK integrations, and reusable libraries.
• Drive technical decisions within the scope of owned iOS or Android features, modules, or platform components.
• Improve application performance, startup time, responsiveness, battery usage, reliability, accessibility, and observability.
• Lead by example in code quality, automated testing, maintainability, and operational excellence.
• Debug complex mobile issues, including crashes, memory leaks, performance regressions, networking problems, and production incidents.
• Collaborate with backend engineers, product managers, UX designers, QA, SRE/DevOps, and fellow mobile engineers to deliver seamless user experiences.
• Help improve mobile release quality through monitoring, telemetry, crash analytics, feature flags, and post-release analysis.
• Leverage AI technologies to accelerate development, improve code quality, and support faster delivery of customer-facing features.

Minimum Qualifications

• Demonstrated 3+ years of professional experience in iOS or Android application development.
• Experience in building, maintaining and shipping mobile applications in production environments.
• Strong knowledge of iOS or Android development tools and frameworks, such as Swift/Xcode or Kotlin/Java/Android Studio/Gradle.
• Strong understanding of software development fundamentals and architecture concepts and willingness to learn new technologies quickly.
• Ability to apply creative skills to complex problems.
• Flexibility to thrive in diverse team environments and communicate clearly and precisely.
• Strong attention to detail and a commitment to continuous learning and quality results.

Preferred Qualifications

• Strong experience in Swift and/or Kotlin. Experience with Java, Objective-C, or C++ is a plus.
• Experience with modern mobile technologies and frameworks, such as SwiftUI, UIKit, Jetpack Compose, Android Jetpack, Coroutines, Flow, or similar platform-native frameworks.
• Experience with application architecture concepts such as MVVM, modularization, or similar design patterns.
• Experience working with REST APIs, asynchronous programming, networking, data persistence, and mobile application lifecycle management.
• Experience with mobile testing frameworks and practices, including unit testing, UI testing, integration testing, XCTest, Espresso, JUnit, Mockito, or similar tools.
• Experience debugging and resolving complex production issues using tools such as Xcode Instruments, Android Studio Profiler, Logcat, Firebase Crashlytics, Datadog, Splunk, or similar observability platforms.
• Familiarity with mobile CI/CD pipelines, Git, automated builds, continuous integration, continuous delivery, and release management.
• Experience with app performance optimization, memory management, offline support, caching, push notifications, and secure mobile development practices.
• Familiarity with publishing and maintaining applications through the Apple App Store, Google Play, or enterprise distribution channels.
• Experience collaborating closely with UX and design teams to deliver polished, accessible, and user-friendly mobile experiences.
• Practical experience in AI assisted development with clear ownership of validated and production ready code.
• Experience with Microsoft InTune or MDM is a plus.
• Strong attention to detail and a commitment to continuous learning, high-quality results, and excellent user experiences.