Reliability Engineer

Company: Two Sigma
Apply for the Reliability Engineer
Location: London
Job Description:

Responsibilities:

  • Software development of systems, services, tools and libraries.
  • Improving all aspects of software reliability, including observability, operability, scalability, and availability.
  • Building and maintaining automation focused software (primarily in Python) to enable us to craft maintainable and scalable systems
  • Demonstrating adherence to rigorous change management controls, including a commitment to continuous improvement of our tests and automated checks
  • Extensive collaboration with our software engineering teams on architectural and product design, reliability, performance, support issues and improvements to our tools, processes, and software
  • Responsibility for the daily operation and monitoring of a production-critical environment
  • Participation in a support rotation responsible for several critical production and research data pipelines

Qualifications:

  • A bachelor’s degree, equivalent or higher in computer science or another highly technical, scientific discipline.
  • Proactive approach to problem identification and resolution and continuous development and automation.
  • Proficiency with one or more object oriented scripting languages such as; Python, Ruby or JavaScript.
  • Proven track record for automating processes together with an algorithmic approach to solving problems.
  • Some knowledge of UNIX or Linux Systems.

Preferred qualifications

  • Experience working with distributed systems and low-latency applications on Linux operating systems.
  • Experience with networking fundamentals.
  • Experience working directly with counterparties on issue resolution in a trading environment.
  • Experience with Python

We are proud to be an equal opportunity workplace. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity/expression, age, status as a protected veteran, status as an individual with a disability, or any other applicable legally protected characteristics.

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Posted: October 3rd, 2026