> Markdown version of [/jobs/ext/57933-senior-mobile-application-developer-android-ios](https://www.wearedevelopers.com/jobs/ext/57933-senior-mobile-application-developer-android-ios). 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 Mobile Application Developer (Android & iOS) - **Company:** J.Y. LEGNER ASSOCIATES, INC. - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $166,400.0 - $187,200.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Android Software Development, IOS Applications, Apple IOS, App Store (IOS), Biometrics, Mobile Application Development, Code Review, Computer Programming, Distributed Systems, Fiddler (Software), Push Technology, Mobile Application Software, Performance Tuning, Azure DevOps Pipelines, SoapUI, Systems Integration, Data Storage Management, Postman, Delivery Pipeline, Ios Frameworks, Git, Kotlin, Google Play, Software Version Control, Web Api - **Published:** May 30, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=1892d318f0658bd6 ## About the Role Do you have experience in iOS API integration?, * 7+ years of hands-on mobile application development experience * Recent experience where coding was the primary responsibility * Strong experience with: * Java and Android SDK for enterprise Android applications and/or * Swift for enterprise iOS applications * Expertise with Android and/or iOS development tools and environments * Experience publishing apps to: * Google Play Store and/or * Apple App Store * Strong understanding of: * Mobile design principles, patterns, and best practices * Security best practices for mobile applications * Performance tuning, threading, storage management, and multiple SDK environments * Experience working with device/system integrations such as: * Biometrics login * Push notifications * System intents (alarms, calendars, gyroscopes, accelerometers, etc.) * Experience implementing third-party APIs * Familiarity with tools such as: * Postman * SoapUI * Fiddler * Working knowledge of Git or similar version control systems * Excellent communication, analytical, and problem-solving skills * Ability to work independently in a fast-paced environment * Strong collaboration and teamwork mindset * Passion for technology and continuous learning, * Experience with Kotlin * Utility industry experience * Experience with Azure DevOps CI/CD pipelines for: * Publishing Android apps to the Google Play Store * Publishing iOS apps to the Apple App Store, * hands-on mobile application development: 7 years (Required) * Android and/or iOS development tools: 3 years (Required) * implementing third-party APIs: 3 years (Required) * Git or similar version control systems: 3 years (Required) ## Description We are seeking an experienced Senior Mobile Application Developer with expertise in Android and/or iOS development to join a fast-paced, collaborative team. This role will focus on building and supporting customer-facing enterprise mobile applications for both Android and iOS platforms. The ideal candidate is a hands-on developer with strong coding experience, excellent problem-solving skills, and the ability to thrive in a dynamic environment with minimal oversight. Responsibilities * Design, develop, test, and maintain enterprise mobile applications for Android and/or iOS platforms * Write clean, scalable, and maintainable code * Collaborate with cross-functional teams to support complex application architectures * Troubleshoot and resolve issues in large-scale distributed systems * Conduct performance analysis and capacity management * Implement and integrate third-party APIs and services * Ensure applications meet security, performance, and usability standards * Participate in code reviews and contribute to continuous improvement initiatives * Stay current with emerging technologies and mobile development best practices ## Related Videos - [Applying DevOps in Flutter mobile development](https://www.wearedevelopers.com/videos/60-applying-devops-in-flutter-mobile-development) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [There's an app for that - on the role of cross platform development in the app development ecosystem](https://www.wearedevelopers.com/videos/278-there-s-an-app-for-that-on-the-role-of-cross-platform-development-in-the-app-development-ecosystem) - [Why Kotlin is the better Java and how you can start using it](https://www.wearedevelopers.com/videos/661-why-kotlin-is-the-better-java-and-how-you-can-start-using-it) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Cross Platform Mobile Development Frameworks to Use in 2025](https://www.wearedevelopers.com/magazine/404-cross-platform-mobile-development-frameworks-to-use-in-2025) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [A Guide to Choosing the Right Tools for App Developers](https://www.wearedevelopers.com/magazine/391-a-guide-to-choosing-the-right-tools-for-app-developers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)