Senior iOS Developer

Position: Senior iOS Developer

Location:

Pittsburgh, PA \| Cleveland, OH \| Dallas, TX \| Birmingham, AL \| Phoenix, AZ \| Denver, CO

Work Arrangement:

Onsite

Employment Type:

Full-Time / Permanent

Key Responsibilities

• Design, develop, test, debug, and maintain native iOS applications using

Swift, SwiftUI, and Objective-C

.

• Provide technical expertise and deliver high-quality, scalable, and maintainable mobile solutions.
• Analyze requirements, estimate development efforts, and contribute to sprint and release planning.
• Understand existing enterprise architecture and help define technical roadmaps for future enhancements.
• Develop and integrate mobile applications with backend services and centralized authentication systems.
• Create

Software Architecture, High-Level Design, Low-Level Design, and Non-Functional Requirement

documentation.

• Follow established application architecture and design patterns, including

MVC, MVP, and MVVM

.

• Integrate RESTful APIs and work with

JSON

and backend services.

• Implement offline storage, threading, performance optimization, and mobile memory management.
• Work with iOS capabilities including

biometric authentication, camera, location, notifications, permissions, and device state

.

• Collaborate with BA and QA teams to develop test plans, troubleshoot issues, and ensure successful releases.
• Perform production support, issue triage, debugging, and root-cause analysis.
• Participate in requirements gathering, analysis, technical discussions, and solution design.
• Mentor and guide other developers and contribute to continuous improvement across the team.
• Work effectively in an

Agile/Scrum

environment with distributed project teams.

• Ensure timely delivery while maintaining coding standards, application quality, and performance.

Required Qualifications

• 7\+ years

of overall mobile application development experience.

• 5\+ years of professional iOS development

experience.

• Strong hands-on experience with:
• Swift
• SwiftUI
• Objective-C
• Xcode
• iOS SDK and frameworks
• Strong object-oriented programming fundamentals.
• Experience with iOS frameworks such as

Core Data, Core Animation

, and related Apple frameworks.

• Experience developing, debugging, and deploying applications using

Xcode

.

• Strong knowledge of

MVC, MVP, and MVVM

architecture patterns.

• Experience integrating

RESTful APIs, JSON, and backend services

.

• Experience with offline storage, multithreading, performance tuning, and memory management.
• Experience with

XCTest and XCUITest

and standard unit/component testing practices.

• Knowledge of

Apple Human Interface Guidelines and UI/UX principles

.

• Familiarity with push notifications and cloud messaging APIs.
• Experience with

Git or other version control systems

.

• Familiarity with low-level

C-based libraries

is preferred.

• Strong Agile/Scrum development experience.
• Excellent troubleshooting, analytical, written, and verbal communication skills.
• Ability to work independently with minimal supervision and collaborate effectively with distributed teams.

Preferred Experience

• Biometric authentication and device security.
• Camera, location, notification, and permission management.
• Production support and mobile application troubleshooting.
• Experience working on large-scale enterprise mobile applications.
• Experience mentoring developers and providing technical guidance.