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Sr IOS Developer

VIIS Global Inc.New York, NY🇺🇸United StatesPosted 10 Sept 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
New York, NY, United States
Posted
Yesterday
Objective-CSwiftSwiftUIGitRESTUIKitXcodeiOS

Job Description

Title: Sr IOS Developer

Location: New York City 3 days/week onsite

Job Description:

We are seeking a skilled iOS/Swift Developer to design, develop, test, and maintain high-quality mobile applications for Apple platforms. The ideal candidate has strong experience with Swift and iOS development, a solid understanding of software engineering principles, and a passion for creating intuitive, reliable, and high-performing mobile experiences.

Key Responsibilities

  • Design and develop iOS applications using Swift and Apple development frameworks.
  • Build responsive, scalable, and user-friendly mobile interfaces.
  • Collaborate with product managers, designers, backend developers, and QA engineers to deliver new features.
  • Translate business and technical requirements into well-structured, maintainable code.
  • Integrate RESTful APIs, third-party services, and backend systems.
  • Write unit tests, UI tests, and integration tests to ensure application quality.
  • Troubleshoot, debug, and resolve performance and application issues.
  • Participate in code reviews and contribute to engineering best practices.
  • Optimize applications for performance, stability, security, and battery efficiency.
  • Ensure applications comply with Apple s design guidelines and App Store requirements.
  • Support application releases, deployment, and ongoing maintenance.
  • Stay current with emerging iOS technologies, tools, and industry trends.

Required Qualifications

  • Bachelor s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
  • 6+ years of professional experience developing iOS applications.
  • Strong proficiency in Swift and familiarity with Objective-C.
  • Experience with Xcode, Swift Package Manager, and Git.
  • Solid knowledge of UIKit and/or SwiftUI.
  • Experience working with REST APIs, JSON, and asynchronous programming.
  • Understanding of iOS architecture patterns such as MVVM, MVC, or VIPER.
  • Experience with unit testing and UI testing frameworks.
  • Strong understanding of Apple s Human Interface Guidelines.
  • Knowledge of memory management, application lifecycle, and performance optimization.

Ability to troubleshoot problems and work effectively

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