Senior Java Developer: Low-Latency Trading & Risk

IO Tech Solutions Limited; Hong Kong; On-site; HKD 600,000 - 1,200,000; Full time

Benefits offered by this job

Relocation support

Visa sponsorship

Global team in Hong Kong

Job summary

IO Tech Solutions is seeking a Senior Java Developer to build and optimize a low‑latency risk & pricing platform for flow volatility products, collaborating with traders, quants, and sales in Hong Kong.

You will own end‑to‑end delivery of a high‑performance pricing and risk system, work with Linux and low‑latency messaging, and apply deep derivatives knowledge to real‑time analytics and post‑trade reporting.

Qualifications

• Advanced Core Java with multithreading expertise.
• 6+ years of hands‑on development (VP level).
• Solid understanding of equity derivatives and trading workflows.
• Fluent English – Cantonese/Mandarin a plus.

Responsibilities

• Own end‑to‑end delivery of a high‑performance pricing and risk system – from multithreaded Java code and unit tests to production support
• Partner closely with traders and quants to implement auto delta hedging, vega roll strategies, and real‑time trade capture
• Apply deep equity derivatives knowledge (pricing, risk, order management) to build volatility fitting, visualization, and pre/post‑trade analytics
• Work with Linux, distributed messaging (Solace, ZeroMQ, or similar), and low‑latency techniques – live ticking data and regulatory reporting
• Zero‑garbage‑collection experience is a strong plus, as is a background in high‑frequency or low‑latency trading systems

Skills

Core Java

Multithreading

Equity derivatives

English fluency

Tools

Linux

Solace

ZeroMQ

Job description

IO Tech Solutions is seeking a Senior Java Developer to build and optimize a low‑latency risk & pricing platform for flow volatility products, collaborating with traders, quants, and sales in Hong Kong.

You will own end‑to‑end delivery of a high‑performance pricing and risk system, work with Linux and low‑latency messaging, and apply deep derivatives knowledge to real‑time analytics and post‑trade reporting.