Front Office SRE: Real-Time Trading Reliability Engineer

Selby Jennings; Greater London; On-site; GBP 110,000 - 150,000; Full time

Job summary

Selby Jennings seeks a Front Office SRE / Production Support Engineer to join a newly formed team in our London office. You will support mission-critical, low-latency trading systems, working closely with traders and engineering to maintain reliability and performance.

You will bring UNIX/Linux expertise, strong command-line skills, and solid networking knowledge to troubleshoot complex trading infrastructure and drive automation in a fast-paced front-office environment.

Qualifications

• Understandings of supporting low-latency trading systems and workflows.
• Real-time production support experience with root-cause analysis in distributed systems.
• Excellent collaboration, communication, multitasking, and problem-solving skills.
• Preferred exposure to trading systems and intermediate Python development.

Responsibilities

• Ensure real-time trading systems remain stable and performant, monitoring and resolving issues.
• Lead live troubleshooting as first line of defence for production incidents in a distributed, low-latency environment.
• Collaborate with traders, engineering and infrastructure teams to plan upgrades with minimal disruption.
• Develop tooling and automation using Python, Bash, and SQL to streamline operations.
• Continuously tune OS, networking, and performance to support high-frequency trading demands.

Skills

Unix/Linux

Command-line

Networking concepts

Python

Bash

SQL

Job description

Selby Jennings seeks a Front Office SRE / Production Support Engineer to join a newly formed team in our London office. You will support mission-critical, low-latency trading systems, working closely with traders and engineering to maintain reliability and performance.

You will bring UNIX/Linux expertise, strong command-line skills, and solid networking knowledge to troubleshoot complex trading infrastructure and drive automation in a fast-paced front-office environment.