> Markdown version of [/jobs/ext/3959905-senior-android-developer-hybrid](https://www.wearedevelopers.com/jobs/ext/3959905-senior-android-developer-hybrid). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Android Developer - Hybrid - **Company:** Cognizant Technology Solutions Corporation - **Location:** Plano, TX, United States - **Experience:** Expert - **Salary:** $55,000 - $114,000 - **Contract:** Permanent contract - **Skills:** Android Software Development, Unit Testing, Mobile Application Development, Continuous Integration, Persistent Data Structure, Data Security, Software Debugging, Dependency Injection, Memory Management, Mobile Application Software, Wireless Security, Network Service, Regression Testing, Rxjava, Software Engineering, Data Streaming, Strategies of Testing, Data Storage Technologies, Software Security, Caching, Agentic-AI, Data Layers, Kotlin, Material UI, Asynchronous Programming - **Published:** October 27, 2026 - **Apply:** https://dejobs.org/x/x/F3024D412D2044BFA2ED3A876186C29A/job/ ## About the Role * 5+ years of experience in Android mobile application development in a global organization * 2+ years of experience in mobile Architecting and responsible for designing robust Android native applications using Kotlin, Rx JAVA , Coroutines and Compose while ensuring security, performance, accessibility and reliability across the mobile ecosystem. ## Description * Define clean architecture patterns and Android Jetpack based modular designs that promote separation of concerns, testability, maintainability and clear boundaries between presentation, domain and data layers. * Drive adoption of modern asynchronous and reactive patterns using Coroutines and Rx JAVA to improve app responsiveness, simplify concurrency handling and reduce issues related to threading and resource contention. * Optimize app performance by profiling startup time, memory usage, network calls and rendering pipelines, then implementing targeted improvements in Compose UI, data access and caching strategies. * Implement and review robust Android security controls covering secure storage, network encryption, authentication flows and protection against common mobile threats to safeguard sensitive data and user trust. * Establish comprehensive Android testing strategies including unit tests, instrumentation tests and UI tests, and integrate them within continuous integration pipelines to maintain high release quality and rapid feedback. * Collaborate with product, design and backend engineering to translate business requirements into Android focused technical solutions that balance usability, maintainability and long-term platform evolution. * Guide teams on effective use of Android Jetpack libraries for navigation, lifecycle management, dependency injection and data persistence to reduce boilerplate and align solutions with recommended platform practices. * Shape app distribution strategies through Play Store configuration, build variant management, feature flagging and phased rollout plans that minimize risk while enabling frequent and reliable releases. * Ensure Android accessibility best practices are embedded in Compose UI components, layouts and interactions so that applications remain inclusive, navigable and compliant for users with diverse abilities. * Provide structured debugging support for complex production issues by using profiling tools, logs and crash analytics, and translate findings into durable fixes that improve platform stability and customer experience. * Design and develop AI agents for vulnerability discovery, triage, root-cause analysis, and remediation across native mobile applications. * Build workflows that inspect source code, dependencies, platform configurations, and data flows to identify security weaknesses. * Enable agents to detect issues such as insecure data storage, sensitive informationexposure, weak cryptography, insecure network communication, and authentication or authorization flaws. * Integrate security scanning tools and their findings into agent workflows to improve detection accuracy and reduce false positives. * Enable agents to generate targeted fixes, create regression tests, run builds and security checks, and prepare pull requests with supporting evidence. * Collaborate with application security, architecture, mobile engineering, and QE teams to validate and improve agent behavior.