Jane Street

• Research-driven trading firm where people work together on deep, complex problems.
• Blends human intuition, developed over more than twenty years of experience, with cutting-edge quantitative research.
• Known for technical excellence and a culture of collaborative problem solving and puzzle solving.

What Jane Street does

• Acts as a global market maker and liquidity provider across many asset classes.
• Trades continuously on more than 200 electronic exchanges and trading venues around the world.
• Has grown from early expertise in domestic and international ETFs into major activity in:
• Equities
• Bonds
• Options
• Other related products.

Technology and research

• Technology is central to the firm's work, including low-latency networks, distributed systems, and advanced tooling for traders.
• Builds almost all critical trading and risk management software in-house, primarily in the statically typed functional programming language OCaml.
• Uses machine learning extensively as part of quantitative research, analyzing large datasets and applying a variety of modeling techniques.
• Machine learning models are used to price and trade a variety of financial instruments, with trading providing rapid feedback for experimentation.

Culture and way of working

• Open, collaborative environment where trading, research, and technology teams work closely together.
• Problems often combine domain expertise, sophisticated mathematics, and large-scale data analysis.
• The firm emphasizes persistence, humility, and curiosity, and has grown consistently in team size, capital, and global presence over more than two decades.

Global presence

Jane Street operates globally, with trading teams and offices in:

• New York
• London
• Hong Kong
• Singapore
• Amsterdam

These locations support a cross-continental exchange of ideas and help the firm stay at the center of global markets.

• Acts as a leading market maker and liquidity provider in today's markets.
• Focuses on solving clients' most difficult trading challenges.
• Provides deep liquidity and works to minimize market impact, including in complex products and market conditions.
• Holds and manages risk over longer time periods to execute complicated trades with less market impact.
• Combines traders, product specialists, and market structure experts to offer customized solutions and share trading insights.

Global footprint

• More than 25 years of trading experience.
• Hundreds of dedicated traders.
• Trades continuously on more than 200 trading venues in over 45 countries.

Cross-asset liquidity and products

Exchange-Traded Funds (ETFs) and ETPs

• Widely recognized as one of the world's leading ETF liquidity providers.
• Prices and trades more than 10,000 ETFs globally.
• Active in both primary and secondary ETF markets.
• Provides liquidity across a wide variety of ETPs with equity, fixed income, commodities, and crypto asset underliers.

Equities

• Provides liquidity in all major equity markets around the world.
• Active both on-exchange and off-exchange.
• Registered market maker in many large market centers and trades in additional regions through local brokers.
• Uses a global risk book and experience with correlated assets to support trading across order books, auctions, and quote-driven platforms.
• In the US, trades directly with many of the biggest retail brokerage firms via its wholesaling unit.
• In Europe, provides liquidity via its systematic internaliser JX-EU, streaming liquidity to trading firms.

Fixed income

• Trades more than $900 billion with clients globally in 2025.
• Provides bond liquidity across major electronic trading platforms and via direct OTC trading.
• Prices more than 25,000 bonds.
• Maintains a leading position in portfolio trading and on major electronic platforms.
• Combines fixed income, ETF, and portfolio trading expertise with a disciplined approach to risk management to remain a consistent liquidity provider in different market environments.

Options

• Actively prices and trades options on approximately 3,800 unique tickers.
• Trades index, ETF, and single-stock options.
• Supports a wide range of client needs, from complex tactical allocation to customized downside protection.
• Options expertise is integrated with the broader cross-asset offering, helping clients manage risk across fixed income, equities, and ETFs.

Electronic trading offering

Jane Street operates a range of proprietary electronic trading platforms that draw on its experience as a global liquidity provider.

Key elements include:

• Execution quality – Customized solutions designed around specific execution priorities.
• Competitive pricing – Access to inventory and pricing expertise derived from its equities and ETF trading.
• Proprietary technology – Platforms built on Jane Street's technology and routing infrastructure.

Examples of electronic platforms

• US equity single-dealer platform (launched 2014) providing access to Jane Street's proprietary liquidity.
• JX – An efficient, cutting-edge system allowing clients to access Jane Street's proprietary liquidity.
• EU and UK equity single-dealer platform (launched 2017), including JX-EU, a systematic internaliser that electronically streams indications of interest (IOIs).
• Digital assets single-dealer platform (JCX) – Launched 2018, offers 24/7 trading and daily net settlement in the most actively traded crypto tokens, providing integrated liquidity in digital assets.
• US equities wholesale market making (launched 2019) – Provides customized liquidity and commits firm capital to offer competitive pricing, with experience in pricing more than 10,000 securities.

Recognition and industry awards

Jane Street has received numerous industry awards for liquidity provision across regions and asset classes, including for ETF market making and ETF liquidity provision in the Americas, Europe, and Asia.

New York (United States)

• Entity: Jane Street
• Address: 250 Vesey Street, New York, NY 10281, United States
• Telephone: +1 646 759 6000

London (United Kingdom)

• Entity: Jane Street Europe Limited
• Address: 2 and A Half Devonshire Square, Premier Place, London, EC2M 4UJ, United Kingdom
• Telephone: +44 (0)20 3787 3200

Hong Kong

• Entity: Jane Street Asia Limited
• Address: 10th Floor, Chater House, 8 Connaught Rd. Central, Central, Hong Kong
• Telephone: +852 3900 7300

Amsterdam (Netherlands)

• Entity: Jane Street Netherlands BV
• Address: WTC Tower Ten - L19, Strawinskylaan 1657, 1077 XX Amsterdam, Netherlands
• Telephone: +31 (0)20 794 3100

Singapore

• Entity: Jane Street Singapore Pte. Limited
• Address: IOI Central Boulevard Towers (West Tower), 2 Central Boulevard #43-01, Singapore 018916
• Telephone: +65 6393 6000

Email contacts

Media inquiries

• Email: media@janestreet.com

Sponsorship inquiries

• Email: sponsorship-inquiries@janestreet.com

Privacy and cookie policy inquiries

For questions about the Ad and Cookie Policy and related privacy matters published on the website, Jane Street lists the following contact details:

• Email: privacy-policy@janestreet.com
• Mailing address:
• Jane Street Group, LLC
• 250 Vesey Street
• New York, NY 10281
• United States

Notes

• For current job openings, internships, and other opportunities, visitors are directed on the website to view open roles.
• For other types of inquiries not specifically listed here, the public website does not publish a dedicated email address; contacting the appropriate regional office by phone or using the website's contact options is suggested.

• Jane Street describes itself as a place where curious people work together on deep problems in trading, research, and technology.
• The firm emphasizes collaborative problem solving, technical excellence, and a supportive community.
• Visitors are encouraged to explore open roles through the careers section of the website.

Immersive internships

• Jane Street offers immersive internships designed to strengthen problem-solving skills.
• Features mentioned on the site include:
• Direct mentorship.
• Real-world projects.
• A week abroad as part of certain internship programs.

Events

• The firm hosts events such as:
• Meet-ups featuring puzzles.
• Technical talks and discussions.
• Games and other interactive activities.
• These events are oriented toward people interested in quantitative trading, technology, and problem solving.

Multi-day programs, scholarships and stipends

• Jane Street runs multi-day programs aimed at learners at different stages.
• The website notes that these can include scholarships and stipends for participants.

How to find current opportunities

• Specific program details, dates, and eligibility criteria are not listed in detail in the pages summarized here.
• For up-to-date information on roles, internships, events, and educational programs, visitors are directed to use the careers and programs sections of the Jane Street website.

• The firm's capital base is internally funded.
• This provides flexibility and the ability to support strategies across different market cycles.
• Emphasis on capital stability, risk management expertise, and a disciplined investment approach.

Capital Markets Group

• Helps diversify the firm's capital into longer-term, fundamentally driven positions.
• Invests in both private and public companies.
• Draws on the broader firm's multidisciplinary expertise to price large and complex transactions.

Fundamental research

• A dedicated Fundamental Research team is central to this activity.
• Experienced analysts provide detailed feedback and valuation perspectives.
• Fundamental insights complement quantitative and trading expertise.

Global presence and partnerships

• Founded in 2000, Jane Street operates globally with offices in New York, London, Amsterdam, Hong Kong, and Singapore.
• Partners with businesses across different stages of their lifecycle and capital structure.

Example focus area: Debt Capital Markets

• Activities include primary issuance and subsequent trading in corporate (investment grade and high-yield) and preferred markets, as described in the firm's capital markets materials.

• The policy applies to websites and mobile applications ("Sites") operated by Jane Street, including www.janestreet.com and other Sites that incorporate this policy.

Use of cookies and similar technologies

• The Sites use cookies and similar technologies such as web beacons, pixels, tags, flash cookies, and web server logs (collectively "Cookies").
• Cookies may be used to provide basic site functionality, support security, perform analytics, and remember preferences and consents.
• Use of certain Cookies may involve processing personal information; users are directed to the online Privacy Notice for more information.

Types of cookies described

Strictly necessary cookies

• Required for the Sites to operate properly and to provide basic features.
• Support functions such as authentication, session management, and remembering certain settings and consents.
• This category should not be disabled; turning these cookies off in a browser may affect site functionality and security.

Analytics cookies

• Used to collect information about how visitors interact with the Sites, such as:
• Pages visited.
• Time spent on pages.
• Whether pages displayed correctly or encountered errors.
• Help Jane Street improve services, performance, and user experience.
• The policy notes the use of third-party analytics services, including Google Analytics.

User choices and controls

• Where required by law, the Sites do not use non-strictly necessary Cookies unless the user consents via the cookie banner.
• Users can revisit the Ad and Cookie Policy to withdraw consent or change preferences.
• Browser settings can be used to manage or block Cookies, though doing so may prevent use of all site features.
• The policy provides links to resources for managing cookies in popular browsers and for managing certain third-party cookies.

Additional notes

• The Sites are not designed to respond to "Do Not Track" signals.
• For questions about the Ad and Cookie Policy, users may contact Jane Street Group, LLC at the email and postal address listed in the full policy on the website.

Ask anyway — the agent will say plainly that it is not published rather than guess.