Low-Latency Systems Engineer for High-Frequency Trading
3 days ago
A challenging opportunity has arisen for a seasoned Linux Platform Engineer with expertise in ultra-low latency systems to join a leading quant and systematic hedge fund in London or Singapore.
This role involves providing low-latency infrastructure solutions consistently across 400+ servers at 22+ global sites, collaborating with business partners, application owners, clients, vendors, and internal teams to deliver systems based on Linux (CentOS and Rocky) in response to requirements and day-to-day requests.
Key Responsibilities- Project delivery, support escalations, monitoring, automation, security, documentation, and capacity management
- Collaboration with cross-functional teams to design, implement, and maintain high-performance computing infrastructure
- Taking the initiative to automate routine tasks and promote the practice of Infrastructure as Code
Requirements:
- 5+ years' experience working with Linux (RHEL/CentOS/Rocky preferred) in a large environment focused on operations, systems engineering, and systems performance
- Experience in server management and support: HP, SuperMicro, Dell, various overclock servers
- Proficiency with low-latency network interfaces and kernel bypass (configuration and optimization): Solarflare with onload, Mellanox with VMA
- In-depth knowledge of server network stack configuration, tuning, and troubleshooting including TCP, UDP (unicast/multicast), NTP, PTP, wireshark/tshark
- Bachelor's degree in Engineering, Computer Science (or related)
- Excellent critical and analytical problem-solving skills
Nice to have:
- Good knowledge of system hardware/OS tuning and performance troubleshooting, understanding of CPU architectures
- Experience with build and configuration management tools, specifically Chef or Ansible
- Experience with observability tools, in particular Grafana & Prometheus
- Experience with scripting & automation (Python, Ruby, Bash)
Benefits
- Market-leading compensation (£80,000 - £110,000 per annum) plus generous benefits package
- Relaxed, friendly culture with regular social events
- Hybrid working flexibility
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