iOS Development Lead

**4 Days onsite in Ashburn, VA** **Long Term Contract Role** Client is seeking an experienced iOS developer to serve as a technical lead for the development and ongoing support of mobile applications. This role will be hands\-on with application development while also helping establish engineering standards, troubleshoot production issues, and guide technical decisions across the team. Responsibilities * Develop, enhance, and maintain native iOS applications. * Build new features and integrate RESTful APIs. * Define development standards, architecture, and best practices. * Troubleshoot issues across development, UAT, and production. * Optimize application performance, reliability, memory, UI, and network usage. * Monitor application health and performance using observability tools. * Work with architects and cross\-functional teams on technical requirements, design, and releases. * Provide technical guidance to developers and contribute to solution discussions. * Maintain technical documentation and support continuous improvement. Requirements * **9\+ years of professional iOS development experience.** * **Strong troubleshooting and diagnostic skills.** * **Swift, SwiftUI, UIKit, Core Data, Core Animation, Core Graphics, iOS SDK** * **Xcode and CLI tools, including mobile CI/CD pipelines** * **Clean Architecture and VIPER** * RESTful APIs and Git * Apple UI/UX and Human Interface Guidelines * Automated testing and debugging * Mobile application performance optimization