← All roles

Linux Engineer

Jane Street· Technology
Apply on company site
Hybrid (Singapore)Full-timePosted 3mo ago

About the role

Linux Engineers work with the critical infrastructure underlying the firm’s technology, focusing on deployment automation, scalable configuration management, and obsessive monitoring. The role involves maintaining and improving production trading systems, debugging, tool development, and resolving production issues in real time within a mix of in-house and open source software.

Responsibilities

  • Maintain and improve the platform powering Jane Street's production trading systems.
  • Debug kernel performance, develop management tools, and resolve production issues in real time.
  • Engage in deployment automation, scalable configuration management, and monitoring efforts.
  • Collaborate with Trading, Technology, and Operations to build and maintain systems with firm-wide scope.
  • Perform root-cause analyses and implement long-term fixes in a clean and robust way.

Qualifications

  • Bachelor's degree in Computer Science, Software Engineering or other technical discipline (or equivalent experience)
  • Clear and concise communication skills, and ability to analyze and deconstruct technical problems
  • Deep knowledge of operating system fundamentals, especially Linux
  • Fluency with the Unix command line and shell scripting
  • Practical experience with modern Linux systems and systems programming concepts (C, sockets, virtual memory, process life cycle)
  • Basic understanding of network protocols
  • Strong troubleshooting skills and knowledge of profiling/debugging tools (gdb, perf, DTrace, eBPF or SystemTap)
  • Programming experience in any language (functional languages a plus)
  • Fluent in English

Skills

Required:Unix/Linux internalsOCaml willingnessCommunicationNetworking fundamentalsProfiling/debugging toolsProgramming experience

Benefits

  • Equal Opportunity Employer
Last updated Oct 25, 2026. Interested? Apply on the company site.

About Jane Street

SIX

Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.

Machine learningquantitative tradingtechnologyresearch-drivenglobal marketsinternshipseventsprograms
Company profileWebsite

More open roles at Jane Street