Sr. Staff Engineer - iOS Development

Work Flexibility: Hybrid or Onsite

Position Description : Stryker is looking for a highly skilled Senior Staff Engineer specializing in iOS development. The ideal candidate will lead the design and development of sophisticated enterprise iOS applications with a focus on voice and data capabilities. This role demands a blend of technical expertise, a solid understanding of scalable architectures, and the ability to mentor team members. The Senior Staff Engineer will work closely with cross-functional teams, drive technical solutions, and uphold our high standards for software quality and performance.

Responsibilities

• Lead design, architecture, and development of scalable, secure, and user-centric iOS applications.
• Collaborate with Product Management and UX teams to refine product requirements.
• Apply and evaluate emerging iOS frameworks to optimize the mobile client architecture.
• Provide technical leadership to accelerate development within the team.
• Mentor and support junior engineers, sharing best practices and guiding complex problem-solving.
• Conduct code reviews and promote continuous learning within the team.
• Document software designs and capabilities thoroughly.

Competencies

• Deep understanding of non-functional mobile design requirements, including performance and scalability.
• Advanced proficiency with key iOS frameworks, including UIKit, Core Data, Core Bluetooth, AVFoundation, NSURLSession, ToolKit, CallKit (for handling VoIP integrations), Apple Intelligence, VisionOS , and other communication technologies.
• Ability to quickly learn and apply new technologies for enterprise solutions.
• Strong knowledge of mobile security, analytics, and integration with social channels.
• Excellent analytical, communication, and problem-solving skills.
• Proficient in open-source mobile libraries and their application.

Requirements

• Bachelor s or Master s degree in Computer Science or related field.
• 8+ years of experience in enterprise software development, with 5+ years in mobile application architecture.
• Strong experience with Swift, SwiftUI, XMPP, RxSwift, and Objective-C.
• Proficiency with mobile frameworks, SQLite, JSON, XML, and web services.
• In-depth understanding of Agile development, SOLID principles, and design patterns.

Travel Percentage: 10%