Jane Street has 31 active AI-related job listings. The majority of these roles are focused on data (29%) and pre-training (26%), with a significant number also in serving infrastructure (23%). Research roles represent the largest functional area, with hiring concentrated in Hong Kong and the United States. Frequent tech tags include fine-tuning, model serving, and pretraining.
Currently tracking 29 active AI roles, with 38 new openings in the last 4 weeks. Primary focus: Pretrain · Research.
Jane Street currently has 18 active AI-related roles in our index. The most common open titles are: Machine Learning Researcher (5), Quantitative Researcher (4), Machine Learning Engineer (3), Machine Learning Performance Engineer (3), Machine Learning Educator. Most positions are in Research and Engineering.
Jane Street's active AI hiring is concentrated in: serving infrastructure (39%), pre-training (28%), data (28%). These categories follow a seven-stage AI lifecycle: data, pre-training, post-training, serving infrastructure, agents, evaluation, and application.
Jane Street is hiring AI talent in: Hong Kong (8 roles), United States (5 roles), United Kingdom (4 roles), Singapore (1 role).
Job postings at Jane Street most frequently mention: Machine Learning, Statistics, GPU Computing, Real-Time Systems, Distributed Training.
In the past 30 days, Jane Street has posted 0 new AI-related roles.
| Title | Stage | AI score |
|---|---|---|
| Technical Product Manager Seeking a Technical Product Manager to provide organization and coordination for engineering initiatives in a core technology role within a financial trading firm. The role involves managing projects through their lifecycle, defining goals, tracking milestones, managing developer time, identifying risks, and communicating with stakeholders. Requires strong communication, strategic thinking, and the ability to handle ambiguity and competing priorities in a fast-paced environment. | — | 0 |
| FTR Trader Experienced FTR trader to trade congestion products, conduct research, and design trading strategies in multiple ISO/RTOs. Requires strong market knowledge, analytical skills, and experience with strategy lifecycle and risk management. | — | 0 |
| Linux Engineering Manager Seeking a Linux Engineering Manager to lead a team responsible for maintaining and improving the platform powering Jane Street's production trading systems. The role involves both individual technical contributions and people management, with an emphasis on leadership by example, problem-solving, and collaboration. | — | 0 |
| Data Engineer Data Engineer to turn messy, real-world datasets into reliable inputs for research and trading. Build pipelines that ingest and transform external data, working closely with trading desks to identify data needs and evaluate datasets. Requires strong programming, SQL/DataFrame proficiency, and data investigation skills. | — | 0 |
| Technical Programme Manager Technical Programme Manager to provide organisation and coordination support for engineering initiatives in a fintech trading technology company. The role involves leading projects through their lifecycle, managing timelines, risks, and communication across teams, and contributing to the design, deployment, and support of trading infrastructure. Requires strong technical background, communication skills, strategic thinking, and comfort with ambiguity. | — | 0 |
| Trading Desk Operations Engineer This role focuses on building and maintaining desk infrastructure, supporting trading systems, and implementing solutions for trading and operational issues within a fast-paced financial environment. It requires strong technical, organizational, and communication skills, with an emphasis on hands-on problem-solving and collaboration. | — | 0 |
| Data Centre Engineer Data Centre Engineer responsible for designing, building, scaling, and maintaining data centre infrastructure, including hardware, cabling, and network equipment, ensuring security, organization, and operational efficiency. | — | 0 |
| Low-Latency Engineer Software Engineer with experience in high-performance, low latency systems to work on fast-trading systems. Experience with low level systems programming and optimization is critical. Knowledge of OCaml is not required but can be taught. | — | 0 |
| Network Security Engineer Experienced Network Engineer to join the Network Security team, focusing on running, scaling, and improving network security infrastructure. Responsibilities include hands-on operations, design, implementation, managing network segmentation, evaluating new platforms, collaborating on threat mitigation, and enhancing observability. Requires strong networking fundamentals and experience with security appliances. | — | 0 |
| Front End Software Engineer Software engineer focused on front-end development, UI design, and typed functional programming for trading infrastructure tools. The role involves designing and implementing next-generation browser-based tools for expert users, maintaining a high UX bar, and creating flexible, powerful tools. Opportunities exist to develop libraries, abstractions, and improve firm-wide UI development practices. Requires strong web technology background (CSS, DOM, UI frameworks), practical experience with sophisticated UIs, and an interest in typed functional programming (Elm, ReasonML, Purescript, Typescript are a plus). The role may involve working across the stack (front-end, back-end, middleware, databases) and collaborating with traders. Fluency in English is required. | — | 0 |
| Front End Software Engineer Software engineer passionate about front-end development, user-interface design, and typed functional programming to build next-generation browser-based tools for trading infrastructure. Focus on high UX, flexibility, and power for expert users, with opportunities to create libraries, abstractions, and improve development practices. Requires strong web technologies background, practical experience with sophisticated UIs, and interest in typed functional programming. Role involves working across the stack and closely with traders. | — | 0 |
| Data Specialist Data Specialist role focused on understanding, improving, and maintaining data for trading operations. Responsibilities include analyzing, onboarding, validating, and producing large datasets, collaborating with engineers and traders, and interfacing with exchanges and data vendors to resolve issues. Requires strong data analysis, debugging, programming, and SQL skills. | — | 0 |
| Tools and Compilers Research and Development Research internships in Tools and Compilers group focusing on improving OCaml, including type systems, optimizers, and toolchain enhancements. Projects involve applying state-of-the-art research to a production codebase. | — | 0 |
| Tools & Compilers Research and Development Research internship in Jane Street's Tools and Compilers group, focusing on improving OCaml. Projects involve type systems, superoptimization, and compiler testing, applying state-of-the-art research to a production codebase. | — | 0 |
| Production Engineer Jane Street is hiring Production Engineers in Hong Kong and Singapore. This role involves both software development and providing support for critical trading systems. Production Engineers work within software teams, focusing on creating and running great software systems, with a strong emphasis on functional programming (OCaml). They interact with various departments, solve real-time issues, and impact the firm-wide operations by owning the architecture and design of monitoring and support systems. The role requires a blend of development and support rotation, offering broad knowledge and collaboration opportunities. Candidates should be strong, curious, collaborative programmers who enjoy problem-solving and can communicate clearly under pressure. | — | 0 |
| Production Engineer Production Engineers at Jane Street are software developers who split their time between developing software and providing high-quality support for critical trading systems. They work alongside application developers, taking ownership of the architecture and design of systems that monitor and support the firm's trading, and design/develop their own tools. The role requires strong programming skills, intellectual curiosity, and excellent communication, particularly during production incidents. OCaml is the primary development language. | — | 0 |
| Linux Engineering Manager Seeking a Linux Engineering Manager to lead a team responsible for maintaining and improving the platform powering Jane Street's production trading systems. The role involves both individual technical contributions and people/project management, with a focus on Linux systems, Unix command line, and systems programming. | — | 0 |
| Linux Engineer Jane Street is seeking Linux Engineers to maintain and improve the critical infrastructure underlying the firm's technology. This role involves debugging kernel performance, developing management tools, resolving production issues, and focusing on deployment automation, configuration management, and monitoring. The ideal candidate has deep knowledge of Unix internals and the Linux ecosystem, with practical experience in systems programming concepts. | — | 0 |
| Linux Engineer Linux Engineers at Jane Street are responsible for maintaining and improving the critical infrastructure that powers the firm's production trading systems. This involves debugging kernel performance, developing management tools, resolving production issues, and focusing on deployment automation, scalable configuration management, and monitoring. The role requires deep knowledge of Unix internals and the Linux ecosystem, systems programming concepts, and strong troubleshooting skills. | — | 0 |
| Linux Engineer This role focuses on maintaining and improving the critical Linux infrastructure that powers Jane Street's production trading systems. Responsibilities include debugging kernel performance, developing management tools, resolving production issues, and implementing deployment automation, configuration management, and monitoring. The ideal candidate has deep knowledge of Unix internals, Linux systems, and systems programming concepts. | — | 0 |
| Production Engineer Jane Street is hiring Production Engineers in London. This role involves both software development and providing support for critical trading systems. Production Engineers work embedded in software teams or in standalone teams, collaborating with application developers. The role emphasizes functional programming, OCaml, and solving real-time issues to make a firm-wide impact. They own the architecture and design of monitoring and support systems, and develop their own tools. The role requires strong programming skills, intellectual curiosity, and excellent communication, especially during production incidents. | — | 0 |
| Production Engineer Jane Street is hiring Production Engineers in New York. This role involves a split between OCaml software development project work and a support rotation, where engineers resolve live issues in critical trading systems. Production Engineers interact with various departments, own system architecture and design for monitoring and support, and develop internal tools. The role requires strong programming skills, intellectual curiosity, and excellent communication, particularly during production incidents. The firm emphasizes functional programming and OCaml. | — | 0 |
| Data Center Engineer Seeking an experienced Senior Data Center Engineer to design, build, scale, and maintain data center infrastructure, ensuring data safety and accessibility. Responsibilities include hands-on work, process optimization, project management, and collaboration with various internal and external teams. | — | 0 |
| Technical Program Manager Seeking a Technical Program Manager to provide organization and coordination for engineering initiatives in a core technology business. The role involves leading projects through their lifecycle, defining goals, managing timelines, tracking milestones, identifying risks, and communicating status. Requires strong communication, strategic thinking, and the ability to manage competing priorities in a fast-paced, flexible environment. Experience with software development project management and planning tools is essential. | — | 0 |
| Quantitative Trader Quantitative Trader role at Jane Street, a technology-focused trading firm. Responsibilities include developing models, managing risk, and trading on pricing inefficiencies using proprietary systems. The role emphasizes a strong quantitative background and collaborative problem-solving, with technology being central to their approach. OCaml is the primary development language. | — | 0 |
| Quantitative Trader Quantitative Trader role at Jane Street, a trading firm that heavily relies on technology and proprietary models. The role involves seeking and trading on pricing inefficiencies, developing models, managing risk, and investigating new products. It emphasizes a strong quantitative mind and collaborative problem-solving. New traders receive training and increasing responsibility. The firm uses OCaml as its primary development language. | — | 0 |
| Infrastructure Automation Specialist This role focuses on automating infrastructure processes within a financial trading environment, involving coding, process optimization, and tool development. It requires understanding trading cycles and regulatory considerations. | — | 0 |
| Windows Engineer Seeking an engineer to manage and automate internal Windows infrastructure, including servers and desktops, focusing on performance and reliability. Requires scripting experience (PowerShell, Python, C#) and collaboration within a global IT Engineering team. | — | 0 |
| Windows Engineer Engineer to manage and automate internal Windows infrastructure, including servers and desktops, focusing on performance and reliability. Requires scripting/programming experience (PowerShell, Python, C#) and collaboration within a global IT Engineering team. | — | 0 |
| Software Engineer Software Engineer role at Jane Street, a trading firm that uses technology at the core of its business. The role involves working with OCaml and Python, with Python being used for data analysis, visualization, and machine learning. The company values open-source software and collaborative work. No prior experience in functional programming, OCaml, Python, or finance is expected, as training will be provided. | — | 0 |
| Software Engineer Software Engineer role at Jane Street, a trading firm that uses technology at the core of its operations. The role involves using OCaml and Python for data analysis, visualization, and machine learning. The company values open source and collaboration. No prior experience in functional programming, OCaml, Python, or finance is expected, as training is provided. | — | 0 |
| Quantitative Trader Quantitative Trader role at Jane Street, a technology-driven trading firm. Focuses on developing models, managing risk, and executing trades using proprietary technology and a functional programming language (OCaml). The role involves learning and growing within a collaborative, problem-solving environment. | — | 0 |
| Linux Engineer This role focuses on maintaining and improving the critical Linux infrastructure that powers Jane Street's production trading systems. Responsibilities include debugging kernel performance, developing management tools, resolving production issues, and implementing deployment automation, configuration management, and monitoring. The ideal candidate has deep knowledge of Unix internals and Linux, with practical experience in systems programming and troubleshooting. | — | 0 |
| Programming Language Engineer Jane Street is hiring an experienced Software Engineer to join their OCaml Language team. This role focuses on improving OCaml for their technology stack, collaborating with the OCaml community. Responsibilities include enhancing the type system, optimizing code performance, improving compiler speed and usability, and developing toolchain tools for profiling, debugging, and documentation. Most work is open-source. | — | 0 |