Low-Latency C++ Trading Developer (Buy-Side)

DJRecruit Asia

Hong Kong

On-site

HKD 900,000 - 1,300,000

Full time

2 days ago

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Job summary

Our client, a global buy-side firm based in Hong Kong, is expanding its trading technology team. You will develop and enhance production systems that support trading workflows, focusing on performance, reliability and maintainability.

You will collaborate with trading and quant stakeholders and work with engineers to deliver live improvements that impact trading operations. The role requires 5+ years in financial services, C++17+, and strong Linux production engineering experience.

Qualifications

5+ years of relevant experience in financial services, especially on trading.
Bachelor’s Degree in computer science, engineering, or related field.
C++17 or above (required).
Strong production engineering experience in trading systems.
Solid knowledge of concurrency/multithreading and robust system design.
Experience with Linux and debugging real-time systems.
Language: Cantonese or Mandarin fluent and English professional proficiency.

Responsibilities

Develop and maintain C++17+ trading applications/services used in production.
Work on core platform capabilities including market data processing and event handling.
Manage order lifecycle/state logic and workflow reliability.
Develop execution-related components where latency matters and correctness is critical.
Integrations with internal trading infrastructure.
Optimize systems for low latency and high throughput while preserving stability.
Diagnose and resolve production issues, including structured root-cause analysis.
Support engineering best practices: code reviews, testing, documentation, and clear communication.
Contribute to technical improvements through refactoring, performance tuning, and system hardening.