IOS Developer

Quantum Technologies. LLC; Chicago (IL); On-site; USD 140,000 - 180,000; Full time

Job summary

Quantum Technologies LLC in Chicago, IL, seeks an accomplished iOS engineer to design, develop, and maintain high-quality applications.

You will collaborate with product, design, and QA to define requirements, write clean code, participate in code reviews, and mentor junior developers in an Agile environment while staying current with iOS trends.

Qualifications

• Bachelor's degree in CS or related field.
• 8+ years of professional iOS development experience.
• Strong problem-solving and communication skills.
• Ability to handle multiple tasks in a fast-paced environment.

Responsibilities

• Design, develop, and maintain high-quality iOS applications.
• Collaborate with product, design, and QA teams to define requirements.
• Write clean, efficient, and maintainable code following best practices.
• Perform code reviews and mentor junior developers.
• Debug and troubleshoot issues to improve performance and UX.
• Participate in Agile ceremonies (Sprint planning, stand-ups, retrospectives).
• Stay updated with the latest iOS trends and technologies.

Skills

Swift

Objective-C

UIKit

Core Data

Core Animation

RESTful APIs

Mobile architecture

Design patterns

Unit testing

UI testing

Education

Bachelor’s degree in Computer Science or related field

Tools

Git

Job description

• Design, develop, and maintain high-quality iOS applications
• Collaborate with product, design, and QA teams to define requirements
• Write clean, efficient, and maintainable code following best practices
• Perform code reviews and mentor junior developers
• Debug and troubleshoot issues to improve performance and UX
• Participate in Agile ceremonies (Sprint planning, stand-ups, retrospectives)
• Stay updated with the latest iOS trends and technologies

Mandatory Skills

• Strong experience with Swift & Objective-C
• In-depth knowledge of UIKit, Core Data, Core Animation
• Experience with RESTful APIs and third-party integrations
• Proficiency with Git
• Solid understanding of mobile architecture & design patterns
• Experience with unit testing & UI testing frameworks

Preferred Skills

• SwiftUI & Combine
• CI/CD pipelines
• Agile tools (JIRA, Trello)
• iPad & Apple Watch app development
• App Store submission & compliance knowledge

Qualifications

• Bachelor’s degree in Computer Science or related field
• 8+ years of professional iOS development experience
• Strong problem-solving and communication skills
• Ability to handle multiple tasks in a fast-paced environment

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.