React Native Developer — United States — LinkedIn — 4489989211

About The Company

Sterling Trading Tech (Sterling) provides cloud-based trading infrastructure, including trading platforms, order management systems (OMS), and risk products for buy-side and sell-side firms. Its clients include clearing firms, broker-dealers, proprietary trading groups, and hedge funds in more than 20 countries. Sterling’s systems currently process over 10% of all matched U.S. equities. Following its acquisition by L Squared Capital Partners, Sterling is entering a new phase of expansion and innovation, with plans to grow its teams, develop new technology, and release additional cloud services. The company is also expanding its asset-class offerings and international coverage. Join a growing fintech organization building next-generation trading technology for clients around the world.

About The Role

Sterling is seeking a Senior React Native Developer to build and maintain mobile applications for iOS and Android. In this role, you will collaborate with product managers, designers, and backend engineers to deliver secure, responsive applications with reliable performance and a clear user experience. You will contribute across the development lifecycle, from technical design and implementation through testing, production support, and app-store releases. The successful candidate will help deliver dependable mobile features, maintain readable and testable code, resolve production issues, and improve application performance and release processes.

Qualifications

Required qualifications include three or more years of professional software development experience, including hands-on React Native development, and strong proficiency in TypeScript, JavaScript, React, and React Native. You should understand React hooks, component lifecycles, state management, API integration, and asynchronous operations. Experience with iOS and Android development tools, build processes, and platform differences is essential, along with familiarity with Git, code reviews, automated testing, and CI/CD pipelines. You should also understand mobile security, accessibility, and performance optimization and bring strong troubleshooting, communication, and collaboration skills.

Preferred qualifications include experience delivering applications published in the Apple App Store or Google Play and familiarity with Expo or native React Native build workflows. Experience with Redux Toolkit, Zustand, TanStack Query, or similar libraries is helpful. Additional assets include knowledge of Swift, Kotlin, or native module integration; OAuth 2.0, OpenID Connect, or identity platforms such as Keycloak; and push notifications, deep linking, or offline functionality. Familiarity with Docker, Kubernetes, Linux, and cloud platforms such as AWS or Azure is beneficial. Experience with financial applications, trading interfaces, or frequently updating data is also an advantage.

Responsibilities

Develop and maintain mobile applications using React Native and TypeScript. Build reusable components and implement designs across screen sizes and devices. Integrate REST APIs, WebSocket connections, and authentication services, and manage application state, data synchronization, loading states, and error handling. Optimize startup time, rendering, memory usage, and network performance. Implement secure sign-in, token storage, biometric authentication, and session management. Write appropriate automated tests, participate in code reviews, and contribute to technical design, estimates, and development standards. Troubleshoot production issues using logs, crash reports, and performance monitoring. Support application builds, releases, and submissions to the Apple App Store and Google Play.

Benefits

This opportunity offers the chance to contribute to a growing fintech company during a period of expansion and product development. You will work with cross-functional colleagues on mobile experiences connected to trading technology used by financial firms internationally. The role provides opportunities to contribute to new technology, strengthen engineering practices, and support the delivery of additional cloud services. Specific compensation, benefits, and work arrangements can be discussed during the hiring process.

Equal Opportunity

Sterling Trading Tech is committed to fair and inclusive hiring. Employment decisions are made based on qualifications, skills, and business needs, without discrimination on any characteristic protected by applicable law. We welcome applicants from diverse backgrounds and encourage candidates who meet the role requirements to apply.