Equity Derivatives Quant Developer — Front-Office Systems

CLSA; Hong Kong; On-site; HKD 900,000 - 1,500,000; Full time

Job summary

CLSA in Hong Kong is seeking an experienced Quant Developer to join our Equity Derivatives desk. You will design, develop, and maintain front-office applications and services supporting trading, execution, pricing, and risk management.

You will work closely with traders, structurers, and quantitative teams to deliver production‑ready solutions. Expect to build high‑performance Python and TypeScript tools, integrate with FIX, Redis, WebSocket, and various databases, and improve system

Qualifications

• Master’s degree or above in a quantitative field such as Computer Science, Mathematics, Physics, Engineering, Statistics or Financial Engineering.
• 4+ years of experience developing trading, execution, or risk-management systems.
• Strong Python and TypeScript development skills; experience with Java, C++, or C# is a plus.
• Experience building high-performance, real-time, or distributed systems.
• Solid software engineering fundamentals: design, testing, CI/CD, Git, Linux, debugging, and performance optimization.

Responsibilities

• Design, develop, and maintain front-office applications and services supporting the Equity Derivatives business.
• Build high-performance systems for trading, execution, market-data processing, pricing analytics, hedging, and risk management.
• Partner with traders, structurers, quantitative analysts, and technology teams to deliver production-ready solutions.
• Develop scalable Python- and TypeScript-based applications, including backend services, APIs, workflow tools, and user-facing interfaces.
• Integrate applications with trading platforms, market-data services, risk systems, and connectors.
• Work with middleware and messaging technologies, including FIX, Redis, WebSocket, message queues, and databases.
• Improve performance, reliability, observability, and resilience of existing trading and risk-management systems.
• Implement robust software engineering practices: automated testing, code review, CI/CD, version control, release management, production monitoring.
• Investigate and resolve production incidents, trading-support issues, data-quality problems, and system-performance bottlenecks.
• Contribute to technical architecture and long-term evolution of the desk technology platform.

Skills

Python

TypeScript

Distributed systems

Problem solving

Linux

Education

Master's degree in a quantitative field

Tools

FIX

Redis

WebSocket

CI/CD

Job description

CLSA in Hong Kong is seeking an experienced Quant Developer to join our Equity Derivatives desk. You will design, develop, and maintain front-office applications and services supporting trading, execution, pricing, and risk management.

You will work closely with traders, structurers, and quantitative teams to deliver production‑ready solutions. Expect to build high‑performance Python and TypeScript tools, integrate with FIX, Redis, WebSocket, and various databases, and improve system