Senior Mobile Engineer — Flutter/React Native with Security

Leadingnation

Hong Kong

On-site

HKD 420,000 - 660,000

Full time

14 days+

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Benefits offered by this job

Competitive Basic Salary

Performance Bonus

Healthcare Benefits

Professional development & training

Job summary

Leadingnation is seeking an experienced Mobile Application Engineer to design, develop, and maintain enterprise-grade mobile applications for iOS and Android. The role emphasizes cross-platform development with Flutter and React Native, and strong focus on security including Promon Shield, app attestation, and anti-tampering.

You'll work with backend engineers, UX/UI designers, product owners, and security teams, participate in code reviews and CI/CD improvements, and help optimize performance

Qualifications

Bachelor's degree in CS/SE or related field.
3+ years hands-on mobile development experience.
Strong Flutter (Dart) and React Native experience.
Experience publishing apps to App Store/Play Store.
Familiarity with mobile security and SDK integration.

Responsibilities

Design, develop, test, and deploy mobile apps for iOS and Android.
Build cross-platform apps using Flutter and React Native.
Integrate RESTful APIs, GraphQL, and third-party SDKs.
Implement mobile security controls and protection mechanisms.
Collaborate with backend, UX/UI, product, and security teams.

Skills

Flutter (Dart)

React Native

RESTful APIs

CI/CD

Git

Agile methodologies

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

Promon Shield

App Attestation

RASP

Job description

You'll work with backend engineers, UX/UI designers, product owners, and security teams, participate in code reviews and CI/CD improvements, and help optimize performance

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