Senior Mobile Developer (Flutter)

Finonex is a long-standing, stable trading platform company, delivering advanced online trading technology to global partners for over a decade.

Join our Mobile R&D team and help build high-scale mobile trading applications used by customers worldwide.

As a Senior Flutter Developer, you will design, develop, and maintain cross-platform mobile applications while contributing to architecture, performance, and engineering best practices in a fast-paced fintech environment.

On this role you will

• Develop and maintain Flutter applications for Android and iOS.
• Contribute to architecture, scalability, performance, and code quality initiatives.
• Build and integrate REST APIs, WebSockets, and third-party SDKs.
• Collaborate with Product, Design, Backend, QA, and DevOps teams.
• Support release processes, deployments, and production troubleshooting.
• Improve application stability, performance, and user experience.
• Mentor team members and participate in code reviews.

Requirements

• 7+ years of software development experience.
• 5+ years of hands-on Flutter development in production environments.
• Strong knowledge of Dart, Flutter architecture, and state management.
• Experience with native Android and/or iOS development.
• Experience with Android and iOS build configuration, signing, and SDK integrations.
• Experience with CI/CD pipelines and mobile release processes.
• Experience working with REST APIs and real-time communication technologies.
• Proven experience publishing applications to Google Play and the App Store.
• Strong problem-solving skills and excellent communication skills.
• Fluent Hebrew and English.

Nice to Have

• Experience in fintech, trading, forex, or regulated industries.
• Experience with Firebase (Crashlytics, Analytics, Remote Config).
• Experience with Mixpanel, AppsFlyer, Braze, or similar tools.
• Experience with WebSocket/SignalR implementations.
• Familiarity with FVM, monorepo environments, and automated testing.
• Knowledge of OWASP Mobile security standards.

About the Team

The product is a multi-brand, multi-regulation mobile trading platform serving global markets from a shared Flutter codebase.

The team works extensively with Flutter while also maintaining and integrating native mobile code where required. This is an opportunity to join a highly impactful team and play a key role in shaping the future of the mobile platform.