Full-Time
Linux Engineer
Confirmed live in the last 24 hours
Jane Street
1,001-5,000 employees
Liquidity provider and market maker trading globally
Entry
London, UK
- Bachelor's degree in Computer Science, Software Engineering, or other technical discipline, or equivalent experience
- Experience managing/troubleshooting Linux systems in a home, work, or school environment
- Exposure to Linux environments through past experience in either software development, IT operations (Helpdesk, Technical Support, DevOps, etc.), or a similar field
- Interested in systems programming and administration and a desire to expand these skills
- Willing to learn OCaml, our programming language of choice (no prior experience with OCaml is required, though)
- Able to analyze and deconstruct technical problems
- Knowledgeable about operating system fundamentals, especially Linux
- Confident with the Unix command line and basic shell scripting
- Has a basic understanding of network protocols and can perform basic troubleshooting
- Comfortable with fundamental programming concepts
- Practical experience with modern Linux systems and systems programming concepts (e.g., C, sockets, virtual memory, process life cycle)
- Intermediate/advanced knowledge of troubleshooting tools and techniques (e.g., gdb, perf, DTrace, or SystemTap) is a plus
- Intermediate/advanced programming experience in any language is a plus
- Intending to start full-time employment in 2025
- Fluency in English required
- Maintaining and improving the platform that powers Jane Street's production trading systems
- Debugging kernel performance
- Developing management tools
- Resolving production issues in real time
- Automating work to reduce error rate and overall workload
- Working directly with colleagues in trading, technology, and operations to build and maintain systems
- Resolving production issues quickly
- Performing comprehensive root-cause analyses
- Integrating long-term fixes in a clean and robust way
Jane Street operates as a liquidity provider and market maker, trading on over 200 venues in 45 countries. The company uses technology and quantitative analysis to facilitate trading and support global markets. Their offices in major cities like New York, London, Hong Kong, and Amsterdam foster a collaborative environment where employees from diverse backgrounds share ideas and strategies. Jane Street emphasizes teamwork and humility, believing that these qualities enhance their ability to innovate in trading strategies and technology. They invest in employee development through training, guest lectures, and a focus on continuous learning. The goal of Jane Street is to solve complex problems and build systems that contribute to the efficiency of financial markets, while also nurturing long-term careers for their employees.
Company Stage
Debt Financing
Total Funding
$1.1B
Headquarters
New York City, New York
Founded
2000
Simplify's Take
What believers are saying
- Opportunities for long-term career growth due to the constant need for new trading strategies, technologies, and processes.
- The company's collaborative and supportive work environment can lead to high job satisfaction and personal development.
- Jane Street's strong emphasis on technology and quantitative analysis provides employees with cutting-edge tools and resources.
What critics are saying
- The competitive nature of the finance industry means that Jane Street must continuously innovate to stay ahead, which can be demanding for employees.
- Legal disputes, such as the recent lawsuit against Millennium Management, could create a tense work environment and distract from core activities.
What makes Jane Street unique
- Jane Street's unique culture emphasizes humility, kindness, and teamwork, setting it apart from the often cutthroat nature of the finance industry.
- Their heavy investment in teaching and training, including in-office libraries and classrooms, fosters continuous learning and intellectual growth.
- Jane Street's global presence and encouragement of inter-office travel promote diverse perspectives and innovative ideas.
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