Software Developer

ABS CONNECT PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ABS CONNECT PTE. LTD. is seeking a skilled Mobile Software Developer to design, develop, test, and secure native apps for Android or iOS. You will contribute to enterprise-grade mobile solutions while collaborating with cross-functional teams.

The role emphasizes MVVM or Clean Architecture, REST API integration, security controls, CI/CD pipelines, and performance optimization for reliable, scalable apps.

Qualifications

• Minimum 5 years of hands-on native mobile development.
• Strong experience in Android or iOS development.
• Experience with MVVM or Clean Architecture.
• REST API integration, networking, and local data storage.
• Security controls: encryption, secure storage, SSL pinning, biometric auth.
• Experience with unit/UI testing and performance optimization.
• Git and CI/CD practices familiar.

Responsibilities

• Design, develop, enhance, and maintain native mobile apps for Android or iOS.
• Develop scalable apps using modern architecture and coding standards.
• Integrate with RESTful APIs and backend services.
• Implement secure coding practices and authentication mechanisms.
• Develop and execute unit, UI, and integration tests.
• Troubleshoot issues and optimize performance across devices.
• Collaborate with backend, QA, DevOps, and product teams.
• Maintain CI/CD pipelines and source code with Git.

Skills

Android development

iOS development

Kotlin

Java

Swift

MVVM

Clean Architecture

REST API integration

Security best practices

Unit/UI testing

Tools

Android Studio

Xcode

Gradle

CI/CD pipelines

Git

Jetpack Compose

SwiftUI

Job description

Software Developer - Mobile Developer (Android / iOS)

Job Summary

We are seeking an experienced Mobile Software Developer with strong hands‑on expertise in either Android or iOS application development. The successful candidate will be responsible for designing, developing, testing, securing, and supporting high‑quality mobile applications used in enterprise environments.

The role requires strong knowledge of modern mobile development practices, mobile architecture, API integration, application security, testing, performance optimization, and CI/CD.

Key Responsibilities

• Design, develop, enhance, and maintain native mobile applications for Android or iOS platforms.
• Develop scalable and maintainable mobile applications using modern architecture and coding standards.
• Android: Kotlin, Java, Android SDK, Jetpack Compose, MVVM/Clean Architecture.
• iOS: Swift, iOS SDK, SwiftUI/UIKit, MVVM/Clean Architecture.
• Integrate mobile applications with RESTful APIs, backend services, and third‑party services.
• Implement networking, asynchronous programming, local database/storage, caching, and offline‑first capabilities.
• Develop secure mobile applications using encryption, secure storage, SSL/TLS, certificate/SSL pinning, biometric authentication, and secure coding practices.
• Implement appropriate authentication and authorization mechanisms for mobile applications.
• Develop comprehensive unit, UI, integration, and regression tests.
• Troubleshoot application defects, production issues, crashes, performance bottlenecks, and memory‑related issues.
• Perform application profiling and performance optimization across supported mobile devices and operating systems.
• Participate in code reviews and ensure adherence to coding, security, and architectural standards.
• Manage source code using Git and build/dependency management using Gradle, Xcode, or equivalent tools.
• Develop and maintain CI/CD pipelines for automated build, testing, quality checks, and deployment.
• Collaborate with backend developers, QA engineers, DevOps teams, business analysts, product teams, and other stakeholders.
• Provide production support, root‑cause analysis, defect resolution, and continuous improvement.
• Contribute to technical documentation, architecture decisions, development standards, and engineering best practices.

Mandatory Requirements

• Minimum 5 years of hands‑on experience in native mobile application development.
• Strong practical experience in either Android or iOS development.
• Strong hands‑on experience with modern mobile application architecture such as MVVM or Clean Architecture.
• Strong experience in REST API integration, networking, asynchronous programming, and local data storage.
• Practical experience implementing mobile application security controls, including encryption, secure storage, SSL/certificate pinning, and biometric authentication.
• Experience in unit testing, UI testing, debugging, and performance optimization.
• Hands‑on experience with Git and CI/CD practices.
• Strong understanding of software development lifecycle, Agile methodology, code quality, and version control.
• Strong analytical and problem‑solving skills with the ability to troubleshoot complex mobile application issues.

Preferred Qualifications

• Experience in Banking, Financial Services, FinTech, Payments, or other regulated industries.
• Experience developing applications supporting high transaction volumes and enterprise‑scale environments.
• Knowledge of payment technologies, digital banking, mobile wallets, authentication, or financial applications.
• Experience with mobile application monitoring, crash analytics, and production observability tools.
• Exposure to cloud‑based application ecosystems and enterprise API platforms.
• Experience working in Agile/Scrum development teams.