Senior/ Engineer - Mobile App (Kotlin)

ST Engineering Mission Software & Services Pte Ltd; Singapore; On-site; SGD 60,000 - 95,000; Full time

Benefits offered by this job

Competitive remuneration

Comprehensive benefits

Job summary

ST Engineering Mission Software & Services Pte Ltd in Singapore is seeking an experienced Android Developer to design, develop, test and maintain native Android applications using Kotlin.

You will collaborate with backend engineers to integrate RESTful APIs, participate in Agile sprints, and contribute to CI/CD pipelines while delivering high-quality, reliable mobile software for Defence and Public Security sectors.

Qualifications

• 2 years of Android development experience (Kotlin) preferred.
• Strong understanding of Kotlin fundamentals (coroutines, flows, null safety).
• Experience with Android Jetpack components (ViewModel, LiveData/Flow, Navigation).
• Familiarity with Jetpack Compose or modern Android UI development.
• Experience integrating REST APIs and handling JSON data.
• Knowledge of Git version control.
• Understanding of software development lifecycle and Agile practices.
• Familiar with DevOps is value added.
• Must be hands-on and enjoy programming.
• Ability to learn new languages and technologies.
• Able to work independently and self-motivated.
• Good communication and documentation skills.
• Strong customer-service oriented and possess Can-Do attitude.
• Team Player, Willing to learn

Responsibilities

• Develop and maintain native Android applications using Kotlin.
• Build modern, responsive UIs using Jetpack Compose and Android UI frameworks.
• Write clean, maintainable, and testable code following best practices.
• Collaborate with backend engineers to integrate RESTful APIs and services.
• Participate in Agile development cycles (sprint planning, code reviews, retrospectives).
• Debug, troubleshoot, and enhance application performance and reliability.
• Contribute to CI/CD pipelines, automated builds, and testing.
• Conduct unit testing, UI testing, and support user acceptance testing (UAT).
• Continuously improve app quality through monitoring, feedback, and iteration.
• Document technical designs and implementation details

Skills

Kotlin

Android development

Jetpack Compose

REST APIs

Git

Agile practices

UI testing

CI/CD

Debugging

Job description

About ST Engineering

ST Engineeringis a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence, and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.

Our history spans more than 50 years, and our strategy is underpinned by our core values – Integrity, Value Creation, Courage, Commitment and Compassion. These 5 core values guide every aspect of our business and are embedded in our ST Engineering culture – from the people we hire, to working with each other, to our partners and customers.

About our Line of Business – Mission Software & Services

OurMission Software & Services business provides leading-edge mission critical command, control, and communications (C3) systems with secured IT infrastructure and managed services. We support our client’s innovation journey through design thinking, analytics, and AI-enabled decision support with our full suite of cloud computing solutions. We provide intelligent, actionable insights and sustainable solutions to our valued partners in diverse industries including defence, government, and commercial sectors.

Together, We Can Make A Significant Impact

Join us in the journey of a global software service provider and step into the role of a crucial Software Developer; to design, develop, test and enhance mission-critical software and systems. You are empowered to shape the future and drive technological advancement in the Defence and Public Security sector across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. Dive into the intricacies of implementing, integrating, and troubleshooting software applications, ensuring they meet and exceed expectations. Your dedication to problem-solving and analytical skills will drive our innovative projects forward, while maintaining stringent compliance and documentation standards.

Be Part of Our Success

• Develop and maintain native Android applications using Kotlin

• Build modern, responsive UIs using Jetpack Compose and Android UI frameworks

• Write clean, maintainable, and testable code following best practices

• Collaborate with backend engineers to integrate RESTful APIs and services

• Participate in Agile development cycles (sprint planning, code reviews, retrospectives)

• Debug, troubleshoot, and enhance application performance and reliability

• Contribute to CI/CD pipelines, automated builds, and testing

• Conduct unit testing, UI testing, and support user acceptance testing (UAT)

• Continuously improve app quality through monitoring, feedback, and iteration

• Document technical designs and implementation details

Qualities We Value

• 2 years of experience in Android development (Kotlin) preferred

• Strong understanding of Kotlin fundamentals (e.g. coroutines, flows, null safety)

• Experience with Android Jetpack components (e.g. ViewModel, LiveData/Flow, Navigation)

• Familiarity with Jetpack Compose or modern Android UI development

• Experience integrating REST APIs and handling JSON data

• Knowledge of Git version control

• Understanding of software development lifecycle and Agile practices

• Familiar with DevOps is value added

• Must be hands-on and enjoy programming.

• Ability to learn new languages and technologies.

• Able to work independently and self-motivated.

• Good communication and documentation skills.

• Strong customer-service oriented and possess Can-Do attitude.

• Team Player, Willing to learn

Our Commitment That Goes Beyond the Norm

• An environment where you will be working on cutting-edge technologies and architecture.

• Safe space where diverse perspectives are valued, and everyone’s unique contributions are celebrated.

• Meaningful work and projects that make a difference in people’s lives.

• A fun, passionate and collaborative workplace.

• Competitive remuneration and comprehensive benefits.