Jane Street
Quant · Quantitative trading firm
Jane Street currently has 25 active AI-related job listings. The hiring is distributed across several stages, with serving infrastructure and data each comprising 28% of the roles, followed by pre-training at 24% and post-training at 20%. The dominant function is Research, with 18 roles, and hiring is concentrated in Hong Kong, the United States, and the United Kingdom. Frequent tech tags include model_serving, recommender_systems, and inference_infra, suggesting a focus on deploying and optimizing AI models.
Quant · Quantitative trading firm
Currently tracking 23 active AI roles, with 16 new openings in the last 4 weeks. Primary focus: Serve · Research.
Jane Street currently has 25 active AI-related roles in our index. The most common open titles are: Machine Learning Researcher (7), Quantitative Researcher (7), Machine Learning Engineer (3), Machine Learning Performance Engineer (3), Senior Weather Analyst/ML Researcher (2). Most positions are in Research and Engineering.
Jane Street's active AI hiring is concentrated in: serving infrastructure (28%), 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 (9 roles), United States (8 roles), United Kingdom (7 roles), Singapore (1 role).
Job postings at Jane Street most frequently reference: model serving, fine tuning, recommender systems, frontier research, pretraining.
In the past 30 days, Jane Street has posted 4 new AI-related roles.
| Title | Stage | AI score |
|---|---|---|
| Linux Engineer Seeking Linux Engineers to maintain and improve the critical infrastructure for Jane Street's production trading systems. Responsibilities include debugging kernel performance, developing management tools, resolving production issues, and focusing on deployment automation, configuration management, and monitoring. The role involves working with a mix of in-house and open-source software, collaborating with trading, technology, and operations teams, and performing root-cause analyses. Training is provided for smart problem solvers with a Bachelor's degree in a technical discipline or equivalent experience, and exposure to Linux environments. | — | 0 |
| FPGA Engineer FPGA Engineer with experience in both software and hardware design to build FPGA-based applications. The role involves using programming language technology to improve hardware design, testing, and validation processes, primarily using OCaml & Hardcaml for RTL design and testing, with exposure to Verilog and C. Experience with FPGA vendor tools and building FPGA projects is expected. | — |
| 0 |
| Software Engineer Software Engineer role at Jane Street, focusing on designing and building systems and tools across various firm functions including trading, accounting, and infrastructure. The role primarily uses OCaml and increasingly Python for data analysis, visualization, and machine learning. Experience in any programming language is welcome, with an emphasis on strong programming skills, intellectual curiosity, and a willingness to learn. | — | 0 |
| IT Operations Engineer Seeking an IT Operations Engineer to support, configure, and maintain systems including desktop environments, network infrastructure, and application platforms. Responsibilities include responding to tech support requests, building and configuring systems, supporting Windows domain infrastructure, monitoring critical systems, and optimizing operations through automation. The role requires strong problem-solving, troubleshooting, and communication skills, with collaboration across global IT Operations. | — | 0 |
| Cybersecurity Engineer - Threat Modelling Cybersecurity Engineer focused on threat modeling, vulnerability identification, and implementing secure solutions for applications, data, and infrastructure within a fintech firm. | — | 0 |
| Experienced Hire Recruiter, Non-Technology Recruiter to support the experienced hire team for non-technical professionals in the New York office. Responsibilities include candidate management, improving sourcing methods, pipelining, and positioning the firm in a competitive market. Requires 5+ years of recruiting experience. | — | 0 |
| Power Analyst/Trader Seeking an experienced Power Analyst/Trader with 5+ years in power markets to price and execute trades, develop cross-commodity correlation models, simulate strategy returns, and enhance desk strategies. Requires strong analytical, probability, and statistics skills, with coding skills preferred. | — | 0 |
| Financial Resource Management Specialist This role is within the Finance team, focusing on managing and improving daily activities and processes related to the firm's capital base. Responsibilities include monitoring capital usage, reconciling models, executing funding trades, operating position management systems, and automating workflows. The role involves quantitative analysis, problem-solving, and decision-making under pressure, with opportunities for growth and long-term improvement implementation. | — | 0 |
| Macro Analyst Experienced Macro Analyst to provide macroeconomic and geopolitical insights to global trading and research teams, focusing on developing well-reasoned views and expanding trading opportunities. Responsibilities include macro updates, quantitative analysis, aggregating research, and deep dives into specific topics. | — | 0 |
| Software Engineer / Writer Software Engineer / Writer role focused on creating and improving documentation, building tools that support documentation, developing training materials, and writing longer-form content like tutorials and blog posts. Requires strong writing skills and sufficient programming ability to navigate codebases and understand technical concepts. Experience with functional programming, OCaml, or finance is not required. | — | 0 |
| Domain Specific Language Engineer Software Engineer to improve and maintain a custom ML-like programming language framework used for financial modeling, risk calculation, and alerting at Jane Street. The role involves working on core language features, standard library, and editor integrations, balancing support for existing uses with driving new functionality. | — | 0 |
| Procurement Specialist, IT Services Procurement Specialist for IT Services, focusing on SaaS, cloud, IT, co-location, and telecom. Responsibilities include end-to-end sourcing, vendor management, negotiation, RFP execution, and purchase order processing. Requires 5-10 years of experience with RFPs, MSAs, SOWs, strong negotiation skills, and proficiency in P2P systems. | — | 0 |
| Procurement Specialist, IT Hardware Procurement Specialist role focused on sourcing IT hardware (servers, networking, storage, desktop equipment) for offices, data centers, and colocation facilities. Responsibilities include managing the entire procurement process from RFQ and negotiation to order placement, shipment tracking, and invoice review. Requires collaboration with vendors and internal teams, strong attention to detail, and excellent communication skills. | — | 0 |
| Cybersecurity - Senior Incident Responder and Forensic Investigator Senior Incident Responder and Forensic Investigator to join the Cybersecurity team, focusing on responding to external cyber incidents and investigating insider threats. The role involves using forensic analysis to determine attack vectors and scope, with an interest in automation and scripting. | — | 0 |
| Statistical Arbitrage Research Analyst Seeking a Statistical Arbitrage Research Analyst to apply math and statistical methods to develop trading strategies across various asset classes. Role involves analyzing diverse datasets, assessing data quality, feature engineering, and collaborating with a team. Experience in quantitative research and statistical/ML modeling is preferred. | — | 0 |
| 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 |
| 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 |
| OxCaml Educator Jane Street is seeking an experienced educator to develop and deliver courses for their internal educational programs, focusing on teaching engineers how to effectively use OxCaml, a performance-engineered branch of OCaml. The role involves creating materials, expanding existing bootcamps, developing tutorials for advanced features, and mentoring other teachers, while also contributing to the development of OxCaml itself through coding. | — | 0 |
| Language and Runtime Engineer Software Engineer with experience in language compilers and runtimes to maintain a framework for financial modeling, risk calculation, and custom alerting. Focus on performance, scalability, distribution, scheduling, and resource usage measurement. | — | 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 |
| 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 |
| 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 |
| 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 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 |
| 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 |
| 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 |
| Commercial Contracts Attorney | — | — |