WEB DEVELOPER

Company Overview

Spark Systems is a Singapore-based FinTech firm building smart, low-latency electronic trading platforms for institutional FX markets. We enhance user experience with stable, fast execution, data-driven analytics, and innovative technology for diverse buy-side clients.

Job Summary

Spark Systems seeks a Web Developer passionate about building high-performance, scalable web applications for a low-latency electronic trading platform, solving complex technical challenges, and collaborating across teams to deliver impactful trading solutions.

Responsibilities

• Build and enhance responsive, scalable web applications for a low-latency electronic trading platform to support global FX markets
• Develop maintainable frontend and non-UI components that improve platform stability and user experience
• Integrate REST APIs and real-time data streams using WebSocket to enable seamless data flow and execution
• Collaborate closely with Product, QA, and Engineering teams to deliver high-quality features from design through production release
• Participate in code reviews, testing, deployment, and continuous improvement to ensure production-quality code
• Investigate performance bottlenecks and optimize application responsiveness and scalability for end users
• Take ownership of feature development, demonstrating initiative and accountability throughout the software lifecycle

Preferred competencies and qualifications

• Proficiency in JavaScript / TypeScript for building dynamic web applications
• Experience with React.js to create interactive user interfaces
• Knowledge of HTML5 and CSS3 for responsive design implementation
• Familiarity with REST APIs and WebSocket protocols for real-time data integration
• Use of Redux Toolkit or other state management libraries to manage application state effectively
• Competence in Git version control and browser developer tools for debugging and collaboration
• Problem-solving and debugging skills applied to complex technical challenges in a fast-paced environment
• Bonus skills include Java, Canvas API, Web Workers, Jenkins, Maven, monorepo environments, and experience with financial markets or trading platforms

Why Join Spark Systems?

• Work on mission-critical technology used in global financial markets
• Solve real-time, high-performance engineering challenges
• Join a collaborative and innovative engineering culture
• Learn from experienced professionals in FinTech and Capital Markets
• Have a direct impact on product development and client success

Application Requirements

• Submit your CV/Resume
• Provide GitHub profile (if available)
• Share portfolio or project links
• Include examples of web applications you have built