Mobile Banking App Developer (iOS & Android)

PT Adi Data Informatika; Jakarta Utara; On-site; IDR 200,880,000 - 334,800,000; Full time

Job summary

PT Adi Data Informatika is seeking a Mobile Developer with 2–4 years of experience to contribute to native mobile applications for iOS and Android, focusing on banking/financial services projects. The ideal candidate will be proficient in Kotlin for Android and Swift/SwiftUI for iOS, with strong knowledge of MVVM, Clean Architecture, and RESTful API integration.

You will work in an Agile/Scrum environment, collaborating with Backend, QA, BA, Product Manager, and UI/UX Designers to deliver

Qualifications

• Minimum 2–4 years of experience as a Mobile Developer.
• Must have proven experience working on Banking / Financial Services projects, preferably Mobile Banking, Digital Banking, or Financial Applications.
• Experienced in developing and maintaining native mobile applications for iOS and/or Android.
• Strong proficiency in Kotlin for Android development.
• Experienced with Swift and/or SwiftUI for iOS development.
• Strong understanding of mobile application architecture, such as MVVM, Clean Architecture, and Repository Pattern.
• Experienced in integrating RESTful APIs and third-party services.
• Familiar with Retrofit/OkHttp for Android and networking frameworks such as URLSession/Alamofire for iOS.
• Strong understanding of Android Jetpack, Kotlin Coroutines, ViewModel, LiveData/StateFlow, Room, and Dependency Injection.
• Familiar with iOS frameworks, lifecycle, navigation, local storage, and asynchronous programming.
• Experienced in implementing authentication and authorization, including OTP, PIN, biometric authentication, session management, and device binding.
• Good understanding of mobile application security, encryption, secure data storage, and secure API communication.
• Experienced in debugging, troubleshooting, performance optimization, and crash analysis.
• Able to develop mobile applications based on Figma/UI/UX specifications with responsive and user-friendly interfaces.
• Experienced with Git and collaborative software development workflows.
• Familiar with Firebase, especially Crashlytics, Analytics, and Cloud Messaging, is a plus.
• Experience with Unit Testing, UI Testing, and automated testing is a plus.
• Familiar with CI/CD mobile application deployment is a plus.
• Experience working in an Agile/Scrum environment.
• Able to collaborate effectively with Backend Developer, QA Engineer, Business Analyst, Product Manager, and UI/UX Designer.
• Strong analytical, problem-solving, communication, and teamwork skills.

Skills

Kotlin

Swift

SwiftUI

MVVM

Clean Architecture

Repository Pattern

RESTful APIs

Android Jetpack

Kotlin Coroutines

ViewModel

LiveData/StateFlow

Room

Dependency Injection

Firebase

Git

Figma/UI/UX specs

Tools

Retrofit/OkHttp

URLSession/Alamofire

CI/CD

Job description

PT Adi Data Informatika is seeking a Mobile Developer with 2–4 years of experience to contribute to native mobile applications for iOS and Android, focusing on banking/financial services projects. The ideal candidate will be proficient in Kotlin for Android and Swift/SwiftUI for iOS, with strong knowledge of MVVM, Clean Architecture, and RESTful API integration.

You will work in an Agile/Scrum environment, collaborating with Backend, QA, BA, Product Manager, and UI/UX Designers to deliver