
Senior iOS Developer
TEKsystems c/o Allegis GroupResume Keywords to Include
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Job Description
Salary: $114,000 - 124,800 per year
Requirements
- Proven experience as a Senior iOS Developer
- Proficiency in Swift, SwiftUI, and UIKit
- Strong understanding of modular, testable, scalable application architecture (MVVM & DI)
- Familiarity with reactive programming and asynchronous API flows using Combine and async/await
- Experience with REST APIs and offline data persistence (Core Data/Realm/SQLite)
- Ability to optimize applications for performance using tools like Instruments
- Knowledge in managing modules and internal frameworks using SPM
- Experience with CI/CD workflows for iOS (preferably Fastlane)
- Competence in writing and maintaining unit and UI tests (XCTest)
- Ability to conduct code reviews and participate in technical discussions
- Understanding of backend API design principles and experience working collaboratively with backend teams
- Familiarity with modular architecture and dynamic frameworks
- Experience with analytics platforms like Firebase, Amplitude, or Mixpanel
- Knowledge of A/B testing or in-app experimentation methodologies
- Android development experience (preferred for cross-skill coverage)
- Background in healthcare or experience with HIPAA-regulated environments (preferred)
- Responsibilities:
- Develop and maintain modern iOS applications using Swift and UIKit
- Design architecture for modular and scalable applications employing MVVM and Dependency Injection
- Implement asynchronous flows within the app by utilizing Combine and async/await features
- Integrate RESTful APIs and manage offline data persistence techniques
- Enhance app performance through profiling and optimization methods
- Oversee dependencies and internal frameworks using Swift Package Manager
- Direct the CI/CD pipeline for seamless iOS builds
- Manage TestFlight distribution and automate release processes
- Write comprehensive unit tests and UI tests to ensure quality
- Collaborate with cross-functional teams, including Product Engineering and Backend developers
- Assume responsibility for features, releases, and project timelines
- Mentor team members on best practices and current iOS development methodologies
Technologies:
- API
- Android
- Backend
- CI/CD
- Fastlane
- Firebase
- Support
- Mobile
- MVVM
- REST
- SQLite
- Swift
- UIKit
- iOS
- UX UI Design
- Architect
- DevOps
More:
At Option Care Health, we are on the lookout for a Senior iOS Developer to join our dynamic team and support our expanding mobile strategy. This position is critical as we embark on the development of our first patient-facing mobile application and enhance our future offerings. Based in Bannockburn, IL, this role is hybrid and available as a Contract to Hire position. We offer a competitive hourly rate of $55.00 - $60.00 and a comprehensive benefits package that includes medical, dental, and vision coverage, 401(k) options, and various other employee support programs. Join us in making a significant impact in the healthcare space!
last updated 11 week of 2026
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