# senior ios developer

> Weekday AI · Mumbai, India · Part-time · Posted 2026-07-06

**Salary:** INR 1,200,000–1,800,000

**Workplace:** on_site

**Department:** Weekday's Client via platform

## Description

**This role is for one of the Weekday's clients**

**Salary range: Rs 1200000 - Rs 1800000 (ie INR 12-18 LPA)**

Experience: 4+ yrs

Location: Mumbai

Job Type: Full-Time

We are looking for a highly skilled and passionate **Senior iOS Developer** to join our engineering team and build secure, scalable, and high-performance mobile applications. This role is ideal for professionals with strong expertise in **iOS development, Swift, and MVVM architecture**, along with experience developing feature-rich applications that deliver exceptional user experiences.

As a Senior iOS Developer, you will play a key role in designing, developing, and maintaining modern iOS applications using the latest Apple technologies and engineering best practices. You will collaborate closely with Product Managers, Designers, Backend Engineers, and QA teams to deliver robust mobile solutions while ensuring application performance, security, scalability, and maintainability. This role offers the opportunity to work on complex mobile features, integrate third-party services, implement secure coding practices, and contribute to the complete application lifecycle from development through App Store deployment.

## Requirements

### Key Responsibilities

-   Design, develop, and maintain high-quality iOS applications using Swift and modern iOS frameworks.
-   Build reusable, modular, and scalable mobile components following MVVM and Clean Architecture principles.
-   Collaborate with cross-functional teams to deliver intuitive, secure, and high-performing mobile applications.
-   Integrate RESTful APIs, third-party SDKs, and external services into iOS applications.
-   Develop application features that support seamless user experiences, real-time data processing, and efficient workflows.
-   Implement secure coding practices including encryption, secure storage, Keychain integration, SSL pinning, and biometric authentication.
-   Optimize application performance by improving memory management, responsiveness, startup time, and crash reduction.
-   Write and maintain unit, integration, and UI test cases using XCTest to ensure application quality.
-   Participate in code reviews and enforce coding standards, design patterns, and development best practices.
-   Monitor application stability using analytics and crash reporting tools such as Firebase Crashlytics.
-   Contribute to CI/CD pipelines, automated testing, and App Store release management.
-   Explore AI-assisted development tools and modern engineering practices to improve productivity and application capabilities.

### What Makes You a Great Fit

-   2+ years of professional experience in **iOS Development** with strong hands-on expertise in **Swift**.
-   Strong understanding of **Model-View-ViewModel (MVVM)**, Clean Architecture, and modular application design.
-   Experience working with UIKit, SwiftUI, Auto Layout, Xcode, and modern iOS development frameworks.
-   Solid knowledge of RESTful APIs, networking libraries, JSON parsing, offline storage, and synchronization.
-   Strong understanding of iOS application lifecycle, multithreading, concurrency, and memory management.
-   Hands-on experience implementing mobile security features including Keychain, encryption, SSL pinning, and biometric authentication.
-   Experience using Git, Swift Package Manager (SPM), CocoaPods, CI/CD pipelines, and Firebase Crashlytics.
-   Proficiency in writing unit tests, UI tests, and integration tests using XCTest.
-   Familiarity with AI-assisted development tools such as GitHub Copilot, ChatGPT, Claude, Gemini, or Cursor is an added advantage.
-   Exposure to payment SDKs, Kotlin Multiplatform (KMP), App Store deployments, or intelligent mobile features is a plus.
-   Strong analytical, debugging, communication, and collaboration skills with a passion for delivering high-quality mobile applications.

## Apply

[Apply at Weekday AI](https://apply.workable.com/weekday-1/j/3CAE439742/apply)

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