Senior Mobile Developer Closing date 20-October 2026

Position Title:Senior Mobile Developer

Duty Station:Islamabad

Contract Duration:1 year (extendable)

Number of Position : 01

1. OBJECTIVE

The Senior Mobile Developer would be responsible to design develop integrate maintain and enhance software applications and information/data flows on mobile and handheld devices. The successful candidate will be responsible for delivering secure reliable scalable and high-performance mobile solutions and will provide technical guidance to junior developers.

• Design develop test deploy maintain and enhance Android applications and modules supporting and projects.
• Take primary ownership of Android application architecture development maintenance and performance optimization.
• Develop and maintain iOS applications and provide support when required.
• Translate business and technical requirements into reliable mobile solutions.
• Integrate mobile applications with backend systems REST APIs databases and other enterprise services.
• Develop applications supporting offline operation data synchronization caching and intermittent network connectivity where required.
• Ensure applications perform reliably across different devices screen sizes and supported operating system versions.
• Hands-on experience integrating mobile applications with device hardware and sensors including:
  • Barcode and QR Code scanning/generation Biometric authentication fingerprint Face ID/Touch ID Android Biometric APIGPS and
  • Location Services Facial Recognition / Face Verification Camera and image capture Bluetooth/BLE and other device integrations where required Handheld rugged scanning or field devices

• Strong hands-on experience with Kotlin Android SDK Android Studio Jetpack and modern Android development.
• Experience with Jetpack Compose MVVM/Clean Architecture Kotlin
• Coroutines/Flow Room Retrofit/Ok Http and dependency injection is highly desirable.

• Ability to maintain and enhance existing Android applications including applications developed using Java.
• Strong understanding of Android application lifecycle permissions background processing local storage networking and performance optimization.
• Practical experience with Swift SwiftUI and/or UIKit Xcode and iOS SDK.
• Perform unit integration UI functional regression performance and device compatibility testing. Develop automated tests using appropriate Android/iOS testing frameworks.
• Diagnose and resolve application crashes ANRs memory leaks performance issues API failures synchronization problems and device-specific issues. Use debugging profiling crash reporting and monitoring tools to identify and resolve production issues.
• Ensure applications meet defined quality security and performance standards. Apply secure mobile application development practices.
• Follow relevant OWASP Mobile Security principles and organizational security standards.
• Use Git and established branching pull-request code-review and release-management practices. Participate in CI/CD processes for automated builds testing and deployment. Manage Android and iOS application builds and releases.
• Prepare and publish applications with & without Google Play Store and Apple App Store must have experience with firebase.
• Document application architecture technical design data flow APIs configurations deployment procedures and troubleshooting procedures.
• Work effectively with backend developers QA engineers UI/UX teams business analysts project managers and other stakeholders.
• Perform any other technical or project-related duties assigned by the reporting manager.
• Bachelors degree in computer science Software Engineering Information Technology Computer Engineering or related field.
• Minimum 5 years of professional experience in mobile application development.
• Strong professional experience in Android development.
• Practical experience developing and maintaining iOS applications.
• Strong experience with Kotlin and Android SDK.
• Strong knowledge of Java for Android application maintenance.
• Experience with Swift and iOS SDK would be a plus.
• Strong experience integrating REST APIs and backend services.
• Experience with mobile hardware/device integration.
• Experience with Barcode QR Code Biometric GPS Camera and Facial Recognition/Verification technologies.
• Experience with modern mobile testing debugging profiling and performance optimization and experience with Git/version control and CI/CD.
• Strong technical documentation and software architecture skills.

• Bachelors degree in computer science Software Engineering Information
  Technology Computer Engineering or related field.
• Minimum 5 years of professional experience in mobile application
  development.
• Strong professional experience in Android development.
• Practical experience developing and maintaining iOS applications.
• Strong experience with Kotlin and Android SDK.
• Strong knowledge of Java for Android application maintenance.
• Experience with Swift and iOS SDK would be a plus.
• Strong experience integrating REST APIs and backend services.
• Experience with mobile hardware/device integration.
• Experience with Barcode QR Code Biometric GPS Camera and Facial
  Recognition/Verification technologies.
• Experience with modern mobile testing debugging profiling and performance
  optimization and experience with Git/version control and CI/CD.
• Strong technical documentation and software architecture skills.

Kotlin Java Android SDK Android Studio Jetpack Jetpack Compose MVVM Clean Architecture Coroutines/Flow Room Retrofit/OkHttp Hilt/Dagger/Koin.

Swift SwiftUI UIKit Xcode iOS SDK XCTest/XCUITest.

JUnit Mockito/MockK Espresso Compose UI Testing XCTest/XCUITest API testing regression testing performance testing.

Git GitHub/GitLab/Bitbucket CI/CD Jenkins/GitHub Actions/GitLab CI/Azure DevOps.

REST APIs JSON GPS/Location Services Barcode/QR Code Biometrics Facial Recognition Camera Bluetooth/BLE offline synchronization.

OWASP Mobile Security encryption secure storage Firebase Crashlytics/Sentry or equivalent.