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Machine Learning Researcher

Janestreet
United States
Posted Jun 04, 2026

Summary:

About the Position We’re looking for smart and curious individuals to join our growing team and drive our ML work. On our Machine Learning team, you'll build the deep learning models that power our trading strategies, supported by our rapidly growing computing cluster with tens of thousands of high-

Machine Learning Researcher

Janestreet
United Kingdom
Posted Jun 04, 2026

Summary:

About the Position We’re looking for smart and curious individuals to join our growing team and drive our ML work. On our Machine Learning team, you'll build the deep learning models that power our trading strategies, supported by our rapidly growing computing cluster with tens of thousands of high-

Machine Learning Researcher

Janestreet
China
Posted Jun 04, 2026

Summary:

About the Position We’re looking for smart and curious individuals to join our growing team and drive our ML work. On our Machine Learning team, you'll build the deep learning models that power our trading strategies, supported by our rapidly growing computing cluster with tens of thousands of high-

Financial Resource Management Specialist

Janestreet
United States
Posted Jun 03, 2026

Summary:

About the Position We are looking for skilled analysts to join our Finance group. Our team, like the rest of Jane Street, are critical thinkers and problem solvers. We are ultimately responsible for managing the capital base the firm uses for trading. Much of what we do is constrained optimization –

Senior Weather Analyst/ML Researcher

Janestreet
United States
Posted Jun 03, 2026

Summary:

About the Position We are looking to hire a strongly motivated individual who is excited to work in a fast paced, collaborative environment. We are looking for someone who wants to work on applied research on our weather team, embedded within the commodities trading desk. We invite graduate students

Senior Weather Analyst/ML Researcher

Janestreet
United Kingdom
Posted Jun 03, 2026

Summary:

About the Position We are looking to hire a strongly motivated individual who is excited to work in a fast paced, collaborative environment. We are looking for someone who wants to work on applied research on our weather team, embedded within the commodities trading desk. We invite graduate students

Credit Financing Specialist

Janestreet
United States
Posted Jun 02, 2026

Summary:

About the Position We’re looking for a Credit Financing Specialist to support and develop Jane Street’s US corporate bond financing capabilities. To thrive in this role, you’ll need prior experience in corporate bond financing and securities lending at a bank or buy-side firm and meaningful external

MacOS Software Engineer

Janestreet
United States
Posted Jun 02, 2026

Summary:

About the Position We're looking for an experienced Software Engineer with deep macOS software experience who is also willing to work in other languages and on other platforms. In this role, you’ll help build and maintain macOS internal applications and services used by our colleagues across the fir

Quantitative Trader

Janestreet
United States
Posted Jun 02, 2026

Summary:

About the Position At Jane Street, quantitative traders identify market signals, analyze and execute strategies, construct quantitative models, conduct statistical analyses, build algorithmic trading systems, manage risk, develop new businesses, and more. Our trading desks are central to our collabo

Quantitative Researcher

Janestreet
United States
Posted Jun 02, 2026

Summary:

About the Position We are looking for Quantitative Researchers to help us build models, strategies, and systems that price and trade financial instruments. You’ll work side by side with experienced researchers who are committed to teaching, guiding, and supporting our newest hires, learning how we t

Fixed Asset Accountant

Janestreet
United States
Posted Jun 02, 2026

Summary:

About the Position We’re looking for a Fixed Asset Accountant to join our Accounting team. In this role, you will assist in the design, implementation, and oversight of our financial accounting and reporting for all costs and accounting matters related to fixed assets and leasing arrangements. You’l

Quantitative Researcher

Janestreet
United States
Posted Jun 01, 2026

Summary:

About the Position We are looking for Quantitative Researchers to help us build models, strategies, and systems that price and trade financial instruments. You’ll work side by side with experienced researchers who are committed to teaching, guiding, and supporting our newest hires, learning how we t

IT Logistics and Warehouse Specialist

Janestreet
United Kingdom
Posted May 28, 2026

Summary:

About the Position We’re looking for an experienced logistics and supply chain professional to help manage equipment inventory, delivery, installation and deployment for our offices, data centres and co-locations, and to track assets throughout their lifecycle. This role is based in London but cover

HR Generalist

Janestreet
Singapore
Posted Apr 30, 2026

Summary:

About the Position We're looking for an HR Generalist to support our employees in Singapore as part of our regional Asia HR team. This role is for someone who loves helping people and solving problems, particularly through making HR processes work seamlessly. You'll be the first point of contact for

ASIC Physical Design Engineer

Janestreet
United Kingdom
Posted Apr 30, 2026

Summary:

About the Position We are looking to hire an ASIC Physical Design Engineer to help us design, test and deploy advanced hardware. As part of our Ultra Low Latency team, you'll have the opportunity to collaborate with people in areas across the firm, including trading, networking and research infrastr

Quantitative Trader

Janestreet
United Kingdom
Posted Apr 29, 2026

Summary:

About the Position Our trading is based on our own proprietary models and on busy days we engage in over a million trades. Traders work in teams to seek out and trade on pricing inefficiencies, develop models, manage risk, investigate new products, and push into new business areas. Experienced Trade

Software Engineer

Janestreet
United States
Posted Apr 29, 2026

Summary:

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

Software Engineer

Janestreet
United Kingdom
Posted Apr 29, 2026

Summary:

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

Programming Language Engineer

Janestreet
United States
Posted Apr 29, 2026

Summary:

About the Position We're looking to hire an experienced Software Engineer with a background working on programming languages to join us. Jane Street's OCaml Language team focuses on improving OCaml as a foundation for our ever-growing technology stack, in collaboration with the greater OCaml communi

Linux Engineer

Janestreet
United States
Posted Apr 29, 2026

Summary:

About the Position Linux Engineers work with the critical infrastructure underlying the rest of the firm’s technology. Members of this group are hard-working Systems Engineers, Administrators and Programmers, tasked with maintaining and improving the platform that powers Jane Street's production tra

Windows Engineer

Janestreet
United States
Posted Apr 29, 2026

Summary:

About the Position We are looking to hire a talented engineer to help run our internal Windows infrastructure. We are open to applicants with strong experience in areas such as infrastructure, applications, automation, and server or desktop operating systems in Windows environments. Windows is our p

Machine Learning Researcher

Janestreet
United States
Posted Apr 29, 2026

Summary:

About the position We’re looking for smart and curious individuals to join our growing team and drive our ML work. On our Machine Learning team, you'll build the deep learning models that power our trading strategies, supported by our rapidly growing computing cluster with tens of thousands of high-