Senior iOS and Android Developer, Banking App

Бенгалуру

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Client

Our client is building a modern, cross-border financial platform designed to make banking seamless, secure, and fully mobile. The product supports users across multiple regions and covers key financial operations such as identity verification (KYC), money transfers, card management, and transaction tracking.

Project overview

We are looking for a Senior iOS and Android Developer to take ownership of mobile applications across both platforms and contribute to a high-performance, security-critical fintech product.

In this role, you will be responsible for the full lifecycle of features, from understanding business requirements to implementation, monitoring, and continuous improvement.

Position overview

We are looking for a Senior iOS and Android Developer to take ownership of mobile applications across both platforms and contribute to a high-performance, security-critical fintech product.

In this role, you will be responsible for the full lifecycle of features, from understanding business requirements to implementation, monitoring, and continuous improvement.

You will work on complex financial flows where reliability, performance, and user experience are essential, and help shape scalable mobile architecture.

Technology stack

iOS: Swift, SwiftUI, UIKit, Combine, CoreData, Keychain
Android: Kotlin, Jetpack Compose, XML, Coroutines/Flow, Room, DataStore
Architecture: MVVM, Clean Architecture, Repository pattern
Networking: URLSession / Alamofire, Retrofit / OkHttp
Analytics: Mixpanel, RudderStack
CI/CD: GitHub Actions, Fastlane
Testing: XCTest, XCUITest, JUnit, Espresso

Responsibilities

Develop and maintain core mobile features across iOS and Android
Build and evolve applications using modern frameworks (SwiftUI, Jetpack Compose)
Ensure high standards of security (authentication, biometrics, encryption, session handling)
Design and maintain scalable architecture (MVVM, Clean Architecture, separation of concerns)
Optimize performance (startup time, responsiveness, memory usage, crash-free rate)
Implement analytics and monitoring to track user behavior and system reliability
Collaborate closely with product, design, backend, and cross-platform teams
Deliver consistent product features across platforms with platform-specific excellence
Proactively identify issues, improve UX, and ensure high-quality releases

Requirements

4+ years of experience in mobile development (iOS and/or Android)
Strong proficiency in Swift and/or Kotlin
Experience with SwiftUI and/or Jetpack Compose
Solid understanding of MVVM, Clean Architecture, and scalable app design
Experience building security-sensitive applications (authentication, biometrics, secure storage)
Strong focus on performance optimization and debugging
Experience with CI/CD pipelines (e.g., GitHub Actions, Fastlane)
Hands-on experience with analytics tools (e.g., Mixpanel, RudderStack)
Strong attention to detail and user experience
Ownership mindset and ability to make technical decisions

Nice to have

Experience in fintech, banking, or regulated environments
Experience with UIKit ↔ SwiftUI or XML ↔ Compose migrations
Familiarity with modularized or multi-module projects
Understanding of accessibility and localization best practices
Ability to collaborate on backend/API design and troubleshoot integrations

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