Front Office SRE at Selby Jennings

Position Front Office SRE
Posted 31 Jul 2026
Expired 30 Aug 2026
Company Selby Jennings
Location London | GB
Job Type Full Time

Job Description:

Latest job information from Selby Jennings for the position of Front Office SRE. If the Front Office SRE vacancy in London matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Selby Jennings for the position of Front Office SRE below matches your qualifications.

Our client, a world-leading hedge fund, is seeking a Front Office SRE / Production Support Engineer to join a newly formed team in their London office. This is a high-impact role supporting mission-critical, low-latency trading systems, working directly alongside traders and engineering teams. You will play a key role in maintaining system reliability and performance, while also developing tooling and driving automation to enhance production support capabilities in a fast-paced, front-office environment.

The ideal candidate will come from a top-tier financial institution with strong exposure to front-office trading environments and a deep understanding of highly distributed, latency-sensitive systems. A clear communicator with a strong commercial mindset, you will be comfortable interacting with traders and stakeholders. You will also bring expert-level knowledge of UNIX/Linux systems, strong command-line proficiency, and a solid grasp of networking concepts within applications, enabling you to troubleshoot and optimise complex trading infrastructure effectively.

Responsibilities:
  • Ensure real‑time trading systems remain stable and performant, proactively monitoring, diagnosing, and resolving issues that could impact trading or market connectivity.
  • Act as the first line of defence for production incidents, leading live troubleshooting, performing root‑cause analysis, and preventing recurrence in a highly distributed, low‑latency environment.
  • Partner closely with trading, engineering, and infrastructure teams to plan capacity, execute upgrades, and safely migrate applications with zero or minimal disruption.
  • Improve system reliability and efficiency through automation, leveraging Python, Bash, and SQL to streamline operational workflows and reduce manual intervention.
  • Continuously tune and optimise systems and networks, applying deep OS, networking, and performance knowledge to support the demands of a high‑frequency trading environment.
Requirements:
  • Understandings of supporting around low latency trading systems and trading workflows
  • Experience with real‑time production support, root‑cause analysis, and distributed systems for senior candidates
  • Excellent collaboration, communication, multitasking, and problem‑solving skills
  • Preferred exposure to trading systems, intermediate Python development, and OS performance tuning

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Job Info:

  • Company: Selby Jennings
  • Position: Front Office SRE
  • Work Location: London
  • Country: GB

How to Submit an Application:

After reading and understanding the criteria and minimum qualification requirements explained in the job information Front Office SRE at the office London above, immediately complete the job application files such as a job application letter, CV, photocopy of diploma, transcript, and other supplements as explained above. Submit via the Next Page link below.

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Desc: Our client, a world-leading hedge fund, is seeking a Front Office SRE / Production Support Engineer to join a newly formed team in their London office. This is a high-impact role supporting mission-cr...

Company: Selby Jennings | Location: London