Mobile Developer (Bilingual English/Mandarin)

ETO Group; Willoughby City Council; On-site; AUD 180,000 - 240,000; Full time

Job summary

ETO Group, an award-winning Australian FX & CFD trading platform regulated by ASIC, seeks a Frontend Tech Lead to oversee cross-platform development (React Native/Next.js) and native mobile engineering (iOS/Android) for a secure, high‑performance trading experience.

Lead architecture, native integration, and performance optimization; build hybrid mobile solutions with React Native, integrate native modules, and collaborate with backend and design teams to deploy scalable APIs and robust CI/CD on

Qualifications

• Experience building production-grade cross‑platform trading or fintech apps.
• Strong ability to integrate native SDKs (payments, biometrics, market data).
• Experience with real-time, low-latency data streaming and high concurrency.

Responsibilities

• Lead the development of cross‑platform trading applications with focus on performance and scalability.
• Architect and implement hybrid mobile solutions using React Native with native module integration.
• Develop, optimize, and maintain native iOS and Android components and ensure interoperability with React Native.
• Collaborate with backend teams to design secure, high‑performance APIs for trading operations.
• Drive CI/CD pipelines, automated tests, and containerized deployments (Docker, GitHub Actions, Jenkins).
• Coordinate with designers to ensure UI/UX aligns with Material Design principles.

Skills

React Native

Flutter

Native iOS/Android

Leadership

APIs & Integration

CI/CD

Tools

AWS

Vercel

Docker

GraphQL

REST APIs

Jenkins/GitHub Actions

Job description

We are an awarded Australian online FX & CFD trading platform. Since 2013, ETO Group has been fully regulated by ASIC. We are seeking a highly skilled Frontend Tech Lead with expertise in cross-platform development (React Native/Next.js) and native mobile engineering (iOS/Android) to build a large-scale trading platform similar to Futu NiuNiu or Interactive Brokers. You will lead architecture design, native integration, and performance optimization to deliver a secure, high-performance trading experience across mobile and web.

Responsibilities

Lead the development of cross-platform trading applications, ensuring performance, scalability, and user experience meet enterprise-grade standards.

Architect and implement hybrid mobile solutions with React Native, while integrating native modules for advanced functionalities (biometrics, push notifications, low-latency data feeds, in-app payments, real-time charts).

Develop, optimize, and maintain native components in iOS (Swift/Objective-C) and Android (Kotlin/Java), ensuring smooth interoperability with React Native.

Collaborate with backend teams to design secure and efficient APIs for trading operations (stocks, futures, CFDs, crypto).

Deploy and manage cloud infrastructure with AWS (ECS, Fargate, Lambda, Aurora, CloudWatch) and Vercel.

Implement CI/CD pipelines, automated testing, and containerized deployments (Docker, GitHub Actions, Jenkins).

Work closely with designers to deliver UI/UX consistent with Material Design principles and optimized for financial trading.

Requirements

Deep expertise in React Native and Flutter, with strong experience building production-grade apps.

Proven ability to integrate native SDKs (payment gateways, biometric authentication, market data feeds, analytics) into hybrid apps.

Familiarity with low-latency, real-time data streaming and high-concurrency systems (critical for trading apps).

Strong knowledge of cloud platforms (AWS, Vercel) and containerization (Docker).

Hands-on experience with REST APIs, GraphQL, and API lifecycle management.

Excellent leadership, communication, and problem-solving skills.

Strong sense of ownership and accountability.

Mandarin Chinese proficiency is highly desirable for team collaboration.

Nice-to-Haves

Prior experience building or leading development of trading/fintech apps (stocks, futures, CFDs, crypto).

Knowledge of financial regulations, data compliance, and security in fintech environments.

Contributions to open-source or fintech-related projects.

What We Offer

The opportunity to build a world-class multi-asset trading platform from the ground up.

A collaborative environment with global and cross-cultural teams.

Competitive compensation and career growth opportunities.