Senior Android Developer

The Role:

We are looking for a Software Development Engineer (iOS) to join our Core Payments team at Razorpay. In this role, you will be responsible for developing and scaling our iOS SDK, the critical integration point used by thousands of merchants to process payments across multiple geographies.

You will work closely with product and backend engineering teams to design high-performance features, ensuring the SDK remains secure, lightweight, and developer-friendly. This role offers the opportunity to solve complex engineering challenges involved in building financial infrastructure that operates at massive scale.

Responsibilities:

• SDK Development: Contribute to the development of our native iOS SDK, ensuring high availability and seamless payment experiences for a diverse merchant base.
• Engineering Excellence: Write clean, maintainable, and modular code. Architect solutions that are resilient across different host app environments.
• Automation: Design and implement robust automation for tests, builds, and performance profiling. If a task is repetitive, you are expected to automate it.
• Instrumentation: Build deep telemetry within the SDK to provide real-time insights into success rates and latency, enabling data-driven product decisions.
• Security: Implement industry-standard security protocols, including SSL pinning and runtime integrity checks, to protect sensitive transaction data.

Mandatory Qualifications:

• 2+ years of experience in native iOS development using Swift.
• Systems Design: Solid understanding of OOPS principles and architectural patterns (e.g., MVVM, VIPER, or Clean Architecture).
• Cross-Platform Knowledge: Practical experience with bridge-based frameworks such as Flutter, React Native, or Cordova.
• Technical Depth: Strong proficiency in GCD, Swift Concurrency, and UIKit/SwiftUI lifecycles.
• Debugging: Proficiency in using Xcode Instruments for memory management, CPU profiling, and network debugging.

Good to Have:

• Android Stack Experience: Familiarity with Kotlin or Java is highly preferred to help maintain feature parity and align API design across platforms.
• Deployment & Tooling: Knowledge of CocoaPods, Swift Package Manager (SPM), or Fastlane for automated distribution.
• Open Source: Active contributions to GitHub or a portfolio of apps published on the App Store.

What do we do?

About MobileFirst: Mobile design & development studio focusing on great mobile app experiences. We have great exposure working with Startups, Enterprises and Design Studios. MobileFirst has worked with customers from the USA, India, UK, Kenya, and Israel.

We have catered to clients in Automobiles, Paints, Fashion, Sports, Transportation, Food, Music, Coupons, Smart Parking, Uber for X, etc.

What are we looking for?

• Android Developer with passion working on Android & Android NDK related challenges
• Exposure on Android Application development and deployment 
• Minimum 2+ years experience is required on Android 
• Must have uploaded 3 to 4 Android Applications
• Great command over Android Studio (Gradle-based development) 
• Understanding of Android UI and new UI/ UX trends
• Understanding of Play Store, FCM is required
• Exposure to Kotlin is a plus.

What should you have?

• Amazing debugging skills and problem-solving abilities
• Skills of designing and developing advanced applications for the Android platform
• Bug fixing and improving application performance
• Knowledge of Opensource Libraries & Frameworks  
• Command over algorithms, design trends & knowledge about popular applications on App 
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Solid understanding of the full mobile development life cycle.

Who are we looking for?

• Tech Savvy. Fast learner. Leader. 
• Creative self-starter who is comfortable with both taking initiatives and working in collaboration.
• We don't see your college degree or we don't care if you are a dropout. 

Job Perks

• Great Fun Learning exposure
• Training and Seminars on new Technologies
• Startup Experience
• Flexible timings and "work from home" options
• Assignment Incentives
• Training on Vocabulary, Soft Skills, and Personality development
• Team Lunches, Team Outings, Hangouts, and Movies

• Have experience  in iOS/Android apps  with Flutter. Either deployed on the AppStore/Google Play or available on Github;
• 3+ years in mobile software development minimum.
• Two year’s developing Flutter applications for mobile
• Experience with third-party libraries and APIs;
• Understanding of the Agile development life-cycle;
• Experience with automated testing and building;
• Experience with Git, SVN, or other version control tools;
• Proven experience in writing readable code, creating extensive documentation for existing code, and refactoring previously written code

• Java/Swift experience;
• Understanding of Android Keyboard API;
• Experience with optimizing applications for Material Design.

- B.E/M.C. A Or B.C.A Degree in Computer Science, Engineering, MIS, Or Similar Relevant Field

- Strong Knowledge of Android SDK, Different Versions of Android, And How to Deal with Different Screen Sizes

- Familiarity with RESTful APIs To Connect Android Applications to Back-End Services

- Strong Knowledge of Android UI Design Principles, Patterns, And Best Practices

- Experience With Offline Storage, Threading, And Performance Tuning

- Ability to Design Applications Around Natural User Interfaces, Such As “Touch”

 - Familiarity with The Use of Additional Sensors, Such as Gyroscopes and Accelerometers

 - Knowledge of The Open-Source Android Ecosystem and The Libraries Available for Common Tasks

- Ability to Understand Business Requirements and Translate Them into Technical Requirements

- Familiarity with Cloud Message APIs And Push Notifications

- A Knack for Benchmarking and Optimization

- Understanding of Google’s Android Design Principles and Interface Guidelines

- Proficient Understanding of Code Versioning Tools, Such as Git

- Familiarity with Continuous Integration - Good Knowledge of Kotlin.

- At Least Publish 3-4 Application in the Play Store

 - Knowledge of Cross-Platform And iOS Development Will Be an Advantage.
-  Knowledge of health care and e-commerce domain will be good.