Senior iOS Security & OAuth Engineer

Insight Global (United States); Plano (TX); On-site; USD 140,000 - 180,000; Full time

Job summary

Insight Global is seeking an experienced iOS Developer for a high-visibility role in mobile authentication and security initiatives. The ideal candidate will be a senior-level native iOS engineer with strong Swift, OAuth, and secure development expertise.

You will collaborate with fraud prevention and security teams to deliver authentication experiences used by customers, owning features from design through deployment in a fast-paced environment.

Qualifications

• Strong native iOS development experience using Swift.
• Experience with OAuth and identity/access management.
• Background in authentication and security protocols.
• Proven ability to work with backend services and security teams.
• Knowledge of memory management, concurrency, and performance optimization.

Responsibilities

• Develop and enhance native iOS applications using Swift
• Build and support authentication, authorization, and secure login functionality
• Collaborate with fraud, security, and identity access management teams
• Design and implement scalable mobile solutions integrated with backend services
• Troubleshoot and resolve application crashes, memory leaks, and performance issues
• Write and maintain automated tests for mobile applications
• Participate in CI/CD processes and source control best practices
• Take ownership of key features from design through deployment
• Contribute to technical discussions, architecture decisions, and code reviews
• Ensure security and compliance standards are met across mobile applications

Skills

Swift

Objective-C

OAuth

IAM

Backend integration

CI/CD

Git

Xcode

Automated testing

Memory management

Tools

CocoaPods

Carthage

Swift Package Manager

Git

Job description

Insight Global is seeking an experienced iOS Developer for a high-visibility role in mobile authentication and security initiatives. The ideal candidate will be a senior-level native iOS engineer with strong Swift, OAuth, and secure development expertise.

You will collaborate with fraud prevention and security teams to deliver authentication experiences used by customers, owning features from design through deployment in a fast-paced environment.