Senior Backend Engineer (Trading Infrastructure)

Star Global Recruitment Agency; Hong Kong; On-site; HKD 600,000 - 900,000; Full time

Job summary

Star Global Recruitment Agency is seeking an elite Backend Engineer to architect the high-performance backbone of our centralized exchange, owning the core matching engine and order management system to deliver sub‑millisecond latency and precise trade execution.

You will design the engine, implement real-time risk logic, optimize performance, build fast market-maker connectors via FIX or binary APIs, and ensure data integrity with event sourcing and WAL, using Go, C++, or Rust along with Redis,

Qualifications

• Expert proficiency in Go, C++, or Rust.
• Proven track record in building CEX matching engines, HFT platforms, or electronic brokerage systems.
• Deep experience with Redis, Kafka, and low-latency gRPC communication.
• Proficiency in PostgreSQL and time-series data management.
• Hands-on experience with Docker, Kubernetes, and AWS/GCP cloud networking.
• Strong understanding of multi-threaded programming, memory management, and lock-free data structures.
• Proficiency in Chinese language is highly preferred.
• Open to relocation or extended business trips.

Responsibilities

• Engine Architecture: Design and develop the core Matching Engine and Order Management System (OMS) using high-concurrency patterns.
• Risk Logic: Implement a robust Risk Engine to manage real-time margin requirements, unrealized PnL tracking, and automated liquidations.
• Performance Optimization: Profile and tune the backend to minimize latency and maximize order throughput (TPS).
• Liquidity Integration: Build and maintain high-speed connectors for external Market Makers via FIX Protocol or binary APIs.
• Data Integrity: Ensure atomicity of the internal trade ledger using event-sourcing and write-ahead logging (WAL) strategies.

Skills

Go

C++

Rust

CEX matching engines

HFT platforms

electronic brokerage systems

Redis

Kafka

gRPC

PostgreSQL

time-series data

Docker

Kubernetes

AWS/GCP

multi-threaded programming

memory management

lock-free data structures

Chinese language

relocation / travel

Tools

Redis

Kafka

gRPC

Job description

We are seeking an elite Backend Engineer to architect the high-performance "brain" of our centralized exchange. This role is responsible for the core matching engine and order management systems, ensuring sub-millisecond latency and absolute precision for our trading products.

Job Responsibilities

• Engine Architecture: Design and develop the core Matching Engine and Order Management System (OMS) using high-concurrency patterns.
• Risk Logic: Implement a robust Risk Engine to manage real-time margin requirements, unrealized PnL tracking, and automated liquidations.
• Performance Optimization: Profile and tune the backend to minimize latency and maximize order throughput (TPS).
• Liquidity Integration: Build and maintain high-speed connectors for external Market Makers via FIX Protocol or binary APIs.
• Data Integrity: Ensure atomicity of the internal trade ledger using event-sourcing and write-ahead logging (WAL) strategies.

Requirements

• Programming: Expert proficiency in Go (Golang), C++, or Rust.
• Domain Experience: Proven track record in building CEX matching engines, HFT platforms, or electronic brokerage systems.
• Infrastructure: Deep experience with Redis (in-memory data), Kafka (messaging), and low-latency gRPC communication.
• Database: Proficiency in PostgreSQL and time-series data management.
• DevOps: Hands‑on experience with Docker, Kubernetes, and AWS/GCP cloud networking.
• Systems Design: Strong understanding of multi-threaded programming, memory management, and lock-free data structures.
• Proficiency in Chinese language is highly preferred (due to internal stakeholders)
• Open to consider relocation OR willing to travel on extended business trips