CareerPlan

Trading Systems Performance Engineer – EMO – Experienced Hire

Dublin, IrelandFull-time2026-04-20 → 2026-11-11

Core

Optimize low latency trading systems and network infrastructure by analyzing production data, running lab experiments, and implementing performance enhancements.

Role type

Senior IC low latency trading systems performance engineer

Builds

Optimized trading system performance and network topologies for global markets

Domain

Financial trading / Low latency networking

Required skills

C/C++, C#, Python, network protocols (BGP, TCP, UDP, IP), computer internals, OS optimization, data analysis, testing automation

Preferred skills

FPGA development, kernel bypass technologies, DC operations experience

Technologies

C/C++, C#, Python, Jupyter Notebooks, BGP, IGMP, PIM, Ethernet, IP, UDP, TCP, LLDP, Solarflare, FPGA

Responsibilities

Recreate complex low latency trading topologies in lab environments; analyze production and lab network data; identify and implement optimizations in production trading environment; drive testing automation efforts; collaborate with traders, researchers, and network engineers to solve challenging performance problems.

Seniority

Senior, hands-on IC