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Site Reliability Engineer; Trading Technology

Job in City Of London, Central London, Greater London, England, UK
Listing for: Hamilton Barnes ?
Full Time position
Listed on 2026-02-28
Job specializations:
  • IT/Tech
    Cloud Computing, Systems Engineer, IT Support, SRE/Site Reliability
Salary/Wage Range or Industry Benchmark: 100000 - 125000 GBP Yearly GBP 100000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Site Reliability Engineer (Trading Technology)
Location: City Of London

Job Title – Site Reliability Engineer (Trading Technology)

Do you thrive in a fast-paced, cutting-edge environment where milliseconds matter?

We are working with a pioneering High Frequency Trading Company who have a very exciting opening in their Trading Systems team! You’ll have the chance to work with some of the brightest minds in the field, collaborating on challenging projects, and making a tangible impact on the performance of the companies trading systems.

If the thought of pushing the boundaries of technology and automation within the financial markets interests you, this could be the perfect opportunity to take your career to the next level!

About the role:

You will play a crucial role in ensuring the reliability, performance, and efficiency the companies trading platforms. This is not your average Dev Ops role - this position focuses on site reliability, where you'll be troubleshooting, supporting traders, and interacting with multiple teams to ensure systems stay resilient and fast.

Responsibilities:
  • Support traders and trading applications, providing real-time troubleshooting to keep systems running at peak performance.
  • Collaborate with traders, developers, and other key stakeholders to address system challenges, from low-latency issues to new system rollouts.
  • Plan and execute exchange migrations, ensuring minimal downtime and seamless transitions in this critical environment.
  • Build, release, and support new trading systems, continuously improving the infrastructure.
  • Drive automation and operational excellence by leveraging your Linux expertise, Kubernetes, and Python scripting skills.
  • Monitor and ensure high availability and reliability of trading applications while being on top of system alerts and incidents.
Key Requirements:
  • 3+ years working experience in a fast paced environment
  • Solid experience with Linux Systems administration and troubleshooting.
  • Hands-on experience with Kubernetes for container orchestration.
  • Proficient in Python or Bash scripting for automation and system management.
  • A mindset focused on reliability and performance.
  • Strong troubleshooting skills and a proactive approach to problem-solving.
  • Experience with in Fin Tech (Capital Markets, Investment Management, Banking, Payments)
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