Senior iOS Engineer
ION Group
New York, NY • 21m ago • On-site
Senior
On-site
150,000 - 200,000 USD/yr
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Quick Facts
Role: Senior iOS Engineer (iOS)
Focus: Building and maintaining commercial-grade iOS applications for financial services clients
Location: On-site (WTC area, New York City)
Description
You will design and develop robust iOS applications and help ship new features by collaborating with product, UI/UX, and backend teams. The role emphasizes clean, maintainable Swift code (with architectural best practices like MVVM), quality through unit/integration testing, and ongoing performance troubleshooting. You will also stay current with mobile technologies and trends.
Responsibilities
Develop and maintain robust iOS applications using Swift and SwiftUI/ UIKit
Collaborate with product managers, UI/UX designers, and backend developers to define and ship new features
Write clean, maintainable, and efficient code following best practices and architectural patterns such as MVVM
Perform unit and integration testing
Troubleshoot, debug, and optimize application performance
Stay up-to-date with the latest mobile technologies, frameworks, and industry trends
Requirements
8+ years of experience designing and building complex, commercial-grade software systems
Proficiency in Swift and experience with native iOS development tools such as SwiftUI and/or UIKit
Experience with SwiftData and Swift Concurrency (async/await)
Experience in financial services
Familiarity with integrating RESTful APIs and third-party libraries
Experience with agile development methodologies
Knowledge of CI/CD pipelines for mobile applications
Understanding of mobile UI/UX principles and best practices
Excellent communication skills to influence both technical and non-technical stakeholders
Benefits
Discretionary bonus based on company and individual performance
Paid holidays
401(k)
Comprehensive medical, dental, and vision coverage
Life insurance, short- and long-term disability
Commuter FSA
Family Building Benefits
Salary range: $150,000–$200,000 (based on experience and skills)
Total rewards program supporting employee well-being and professional growth
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