Senior iOS Engineer (Swift/SwiftUI, UIKit)

Capgemini; New York (NY); On-site; USD 61,000 - 104,000; Full time

Benefits offered by this job

Paid time off

Medical, dental, vision

401(k) retirement plan

Life and disability insurance

Employee assistance programs

Job summary

Capgemini is hiring an experienced iOS Developer for the Whippany, NJ area. You will design, develop, test, and deploy iOS apps using Swift and UIKit/SwiftUI, collaborating with product managers, designers, backend teams, and QA to deliver mobile solutions.

You will optimize performance, integrate REST APIs and third‑party SDKs, and ensure code quality through testing and CI/CD practices. A strong foundation in iOS patterns and App Store publishing is preferred.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 5+ years of experience in iOS application development.
• Strong proficiency in Swift and Objective-C.
• Experience with UIKit, SwiftUI, Auto Layout, and Storyboards.
• Strong understanding of iOS SDK, Xcode, and Apple Human Interface Guidelines.
• Experience consuming REST APIs and JSON-based services.
• Knowledge of MVC, MVVM, or VIPER.
• Experience with Core Data, Realm, or SQLite.
• Familiarity with Git version control systems.
• Strong debugging and performance optimization skills.

Responsibilities

• Design, develop, test, and deploy iOS applications using Swift and UIKit/SwiftUI.
• Collaborate with product managers, designers, backend developers, and QA teams to build intuitive mobile solutions.
• Develop reusable and scalable application components.
• Integrate RESTful APIs, third-party SDKs, and cloud services.
• Optimize application performance, responsiveness, and battery usage.
• Troubleshoot and resolve application defects and production issues.
• Ensure code quality through unit testing, code reviews, and CI/CD practices.
• Stay updated with latest iOS development trends, frameworks, and best practices.
• Participate in Agile/Scrum ceremonies and contribute to technical discussions.

Skills

Swift

Objective-C

UIKit

SwiftUI

Xcode

REST APIs

JSON

MVC/MVVM/VIPER

Core Data/Realm/SQLite

Git/GitHub/Bitbucket

Unit Testing/CI/CD

Education

Bachelor's degree in CS/IT or related

Tools

Xcode

Git/GitHub/Bitbucket

CI/CD tools

Firebase

Job description

Capgemini is hiring an experienced iOS Developer for the Whippany, NJ area. You will design, develop, test, and deploy iOS apps using Swift and UIKit/SwiftUI, collaborating with product managers, designers, backend teams, and QA to deliver mobile solutions.

You will optimize performance, integrate REST APIs and third‑party SDKs, and ensure code quality through testing and CI/CD practices. A strong foundation in iOS patterns and App Store publishing is preferred.