iOS Developer - Mid Level

Job Title: iOS Developer - Mid Level

Location: Hybrid- Dallas, TX / Richardson, TX

Duration: 12 months (likely extensions up to ~5 years)

Overview:

We are seeking a Mid-Level iOS Engineer (3–6 years experience) to join the Marcus mobile development team. The ideal candidate has a strong command of Swift and modern iOS frameworks, excels in problem-solving and collaboration, and is passionate about building high-quality, user-focused mobile experiences.

Required Skills & Experience:

Core iOS Expertise

• Strong proficiency in Swift, including protocols, generics, and functional programming.
• Experience with SwiftUI and modern iOS UI development.
• Deep understanding of Xcode for development, debugging, and performance tuning.

API & Data Handling

• Solid experience with RESTful APIs, GraphQL, and JSON.
• Familiarity with integrating third-party services.
• Knowledge of persistence frameworks: CoreData, Keychain, UserDefaults.

Testing & Code Quality

• Experience writing unit and UI tests using XCTest/XCUI.
• Familiarity with TDD practices.
• Proficiency with Git for version control and collaborative workflows.

Architecture & Design

• Understanding of major iOS patterns: MVC, MVVM, Clean Architecture, etc.
• Strong foundation in software design principles: Dependency Injection, separation of concerns, modularity.
• Advanced debugging skills using Instruments, Memory Graph, and performance optimization techniques.

Soft Skills & Team Collaboration

• Excellent problem-solving and critical-thinking skills.
• Ability to independently tackle technical challenges.
• Strong communicator who collaborates effectively with cross-functional teams.
• Demonstrated ownership of features and independent task management.
• Proactive learner who stays current with emerging iOS technologies.
• Ability to mentor junior engineers and support team knowledge sharing.