Android Developer

JD.COM; Greater London; On-site; GBP 60,000 - 90,000; Full time

Job summary

JD.COM, based in Greater London, seeks an Android engineer to design architecture, develop features, and iterate versions of a cross-border e-commerce Android app. Responsibilities include performance optimisation, multi-device compatibility, and secure data handling for UK/European markets.

Requirements include 2+ years in native Android development with Kotlin/Java, Jetpack, and Google Play familiarity, plus excellent English communication and a degree in CS/SE.

Qualifications

• Bachelor's degree or above in Computer Science, Software Engineering or related field.
• 2+ years native Android development experience, e-commerce app exp preferred.
• Proficient in Kotlin/Java and Android SDK components.
• Familiar with Android performance optimisation and multi-device adaptation.
• Knowledge of Google Play release process and security/compliance.
• Fluent in written and spoken English for cross-functional collaboration.

Responsibilities

• Conduct requirement analysis, technical solution design, code development and QA for the Android app.
• Lead Android architecture optimisation, performance tuning, memory management and multi-device adaptation.
• Integrate with backend APIs, ensure stable network requests and secure data transmission.
• Troubleshoot crashes and lag to improve app stability and UX.
• Support European localisation needs, including multi-language, multi-currency and payment method adaptation, plus Google Play release.

Skills

Kotlin/Java

Android architecture

Performance optimization

Multi-device compatibility

Google Play release

English communication

Education

Bachelor's degree in CS/SE

Tools

Android Studio

Jetpack

Android SDK

Google Play Console

Job description

You will be responsible for architecture design, feature development and version iteration of our cross-border e-commerce Android application, covering core journeys such as product browsing, shopping transactions, payment settlement, user operations and push notifications. You will continuously optimise app performance, adapt to multiple device models and system versions, support localised operations in the UK and European markets, and ensure stable and efficient product operation. Our company welcomes applications from talents at all stages during the development phase. Positions from P5 to P9 are open, and the salary range corresponds to the job level and is negotiable. If a work visa is required, you will need to travel to Beijing Landing during the visa processing period.

Key Responsibilities

• 1.Conduct requirement analysis, technical solution design, code development and quality assurance for the Android application
• 2.Lead Android architecture optimisation, performance tuning, memory management and multi-device compatibility adaptation
• 3.Integrate with backend service APIs, complete business joint debugging, and ensure stable network requests and secure data transmission
• 4.Troubleshoot and resolve online issues such as crashes and lagging, to improve app stability and user experience
• 5.Support European localisation needs, including multi-language, multi-currency and payment method adaptation, as well as Google Play compliant release

Requirements

• 1.Bachelor's degree or above in Computer Science, Software Engineering or a related discipline is preferred
• 2.2+ years of native Android development experience, with e-commerce or retail app development experience preferred
• 3.Expertise in Kotlin/Java, and proficiency in development frameworks and components such as Jetpack and Android SDK
• 4.Familiar with Android system principles, UI rendering and performance optimisation, with multi-device adaptation experience
• 5.Familiar with Google Play release process and review guidelines, with understanding of Android security and compliance requirements
• 6.Fl ... fluent in written and spoken English, able to collaborate cross-functionally as a working language

Preferred Qualifications

• 1.Full-cycle R&D and launch experience of cross-border e-commerce or overseas e-commerce apps
• 2.Familiar with Android hybrid development (Flutter/React Native), with cross-platform development practice
• 3.Experience in integrating Google Pay, overseas third-party payment, FCM push and other systems
• 4.Understanding of e-commerce business logic, with development experience in product, transaction, marketing and user system modules
• 5.Experience in overseas team collaboration and international product R&D