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# Lead Mobile Trading App Developer

- **Company:** Hermitage Info Tech, LLC.
- **Location:** Hermitage, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), HTML5, Cascading Style Sheets (CSS), Software Debugging, Software Design Patterns, Mobile Application Software, Node.Js, Selenium, Software Engineering, Systems Integration, TypeScript, User Interface Testing, WebSocket, ReactJS, Backend, Information Technology, Playwright, Restful APIs
- **Published:** August 20, 2026
- **Apply:** https://www.dice.com/job-detail/e03b3469-08f6-4769-9b37-1e0990a7c494

## About the Role

We are seeking an experienced Lead Mobile Trading App Developer to design, develop, and maintain mission-critical, real-time Trading and Risk Management Mobile applications.
Required

 * Bachelor''s degree in Computer Science, Software Engineering, or a related technical field.
 * 5+ years of experience developing software within the financial services industry, preferably in front-office trading or risk management environments.
 * Experience working in a dynamic, fast-paced environment with close interaction between technology and business teams.
 * Expert-level proficiency in:
 * ReactJS
 * TypeScript / JavaScript
 * Node.js
 * HTML5 / CSS3
 * Browser APIs
 * Deep understanding of React architecture, component design patterns, state management, and modern JavaScript design patterns.
 * Experience integrating frontend applications with backend systems written in KDB/q and Java, including development and debugging of REST APIs and WebSocket communications.
 * Experience implementing automated UI testing using frameworks such as Playwright or Selenium.



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