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Get AI-powered advice on this job and more exclusive features. This range is provided by Ascendion. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $50.00/hr - $60.00/hr Direct message the job poster from Ascendion We are seeking a Senior Mobile Developer with a strong foundation in traditional mobile development practices and hands-on experience with modern frameworks such as Jetpack Compose (Android) or SwiftUI (iOS). The ideal candidate will be expected to work across both legacy and modern codebases , contribute to robust and maintainable application architectures, and take full ownership of the features they build. This is a hands-on role requiring clear demonstration of technical depth, problem-solving skills, and the ability to work across UI, networking, performance, and architectural layers of a mobile application. Responsibilities: Design, develop, and maintain mobile applications using both traditional (XML, UIKit) and modern (Compose, SwiftUI) approaches. Work with product managers and designers to implement intuitive, performant, and scalable mobile experiences. Participate in code reviews and architecture discussions; ensure adherence to best practices and code quality standards. Collaborate with QA, backend, and DevOps teams to deliver robust, tested, and scalable apps. Maintain and refactor existing codebases; contribute to legacy app stability and modernization efforts. Clearly communicate the scope of your personal contributions and take full ownership of the tasks assigned. Requirements: 8+ years of experience in native mobile development (Android or iOS). Strong expertise in Android (Java/Kotlin + XML, Jetpack) or iOS (Objective-C/Swift + UIKit, SwiftUI) . Deep understanding of app lifecycle, view hierarchies, performance tuning, threading, memory management, and networking. Experience working on large codebases with legacy components, and contributing to system modernization. Demonstrated ability to clearly articulate your own technical contributions and decision-making processes in previous roles. Familiarity with architecture patterns (MVC, MVVM, MVI, etc.) and CI/CD tools. Strong problem-solving skills and ability to debug issues across the stack Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Finance Industries Banking and Financial Services Referrals increase your chances of interviewing at Ascendion by 2x Inferred from the description for this job 401(k) Get notified about new Mobile Application Developer jobs in Virginia, United States . Reston, VA $108,000.00-$216,000.00 2 weeks ago Ashburn, VA $126,100.00-$227,950.00 1 month ago Lorton, VA $115,779.00-$196,825.00 2 days ago Mobile Software Engineer - Reverse Engineering Dulles, VA $49,996.80-$290,004.00 1 week ago Ashburn, VA $100,000.00-$118,000.00 1 week ago Ashburn, VA $90,300.00-$189,600.00 1 month ago State Farm, VA $90,300.00-$189,600.00 7 months ago Ashburn, VA $90,300.00-$189,600.00 7 months ago Lorton, VA $115,779.00-$196,825.00 5 days ago Virginia, United States $153,600.00-$286,600.00 2 weeks ago Sr. Software Engineer, Android (Kotlin, JetPack) (Enterprise Platforms Technology) Full Stack Developer - Mobile (Customs Border Protection Clearance) Sr. Software Engineer, Android (Kotlin, JetPack) (Enterprise Platforms Technology) Sr. Software Engineer, Android (Android, Kotlin, JetPack Compose) (Enterprise Platforms Technology) We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr