Jane Street

Quantitative trading firm
Last updated:
January 5, 2026
Company details
HQ
New York, NY
HEADCOUNT
3000-9999
ORG TYPE
Corporate
SECTOR
Finance
About the company
Jane Street is a quantitative trading firm and liquidity provider that makes markets across a broad range of asset classes. Jane Street builds much of the company’s technology in-house, with software engineering and research tightly linked to trading. Jane Street also runs a public engineering blog and open-source work that reflects a deep focus on programming languages, performance, and data systems. Jane Street serves institutional clients through trading and liquidity services alongside proprietary trading activity.
Locations and presence
Jane Street has major offices in New York, London, Hong Kong, Singapore, Amsterdam, and a presence in Chicago. Hiring is office-centered for most roles, with many processes culminating in in-person final rounds in a Jane Street office.
Palpable Score
87.0
/ 100
Jane Street offers unusually strong early-career access through recurring internships and multiple entry programs, backed by clear pay transparency and high compensation. The strongest signals are hands-on training, mentorship, and real project ownership for interns and new grads, plus benefits that reduce early-career financial stress. The main limiter is that Jane Street does not publish cohort outcomes like promotion rates or internship-to-full-time conversion rates, so outcomes scoring relies on indirect public signals.
Pillar 1: Early-career access

Score

18.6
/ 20
  • The company runs recurring internships (typically 10–12 weeks) across New York, London, and Hong Kong, plus off-cycle options tied to academic calendars.
  • Jane Street offers several additional early-career entry points beyond standard internships, including JSIP, INSIGHT, IN FOCUS, SEE, and AMP.
  • The company publishes “internship by the numbers” details for the 2025 intern class (including representation across 103+ colleges/universities and 24+ home countries), which signals repeatable early-career intake rather than one-off hiring.

Pillar 2: Hiring fairness and transparency

Score

15.4
/ 20
  • The company states that every application is reviewed by a human and that every applicant receives a response, with an “ideally within about a week” expectation.
  • Jane Street explains the SWE process in plain language, including an initial technical interview over Zoom and in-person final rounds focused on collaborating through coding problems.
  • The company sets clear expectations about assessment scope for SWE candidates (real code, no mental-math or logic puzzles, any language allowed, and no advantage for using OCaml), but public candidate logs still show mixed experiences on consistency and feedback.

Pillar 3: Learning and support

Score

18.2
/ 20
  • The company’s internship structure includes scheduled classes, interactive discussions, and recurring mentor check-ins alongside project work, rather than leaving learning to chance.
  • Jane Street runs JSIP as a multi-week software engineering skill-building program taught by full-time engineers, covering housing, travel, meals, and activities, and including a $12,500 scholarship.
  • The company supports continued learning with internal classroom training (trainings, bootcamps, and classes) and substantial tuition reimbursement for work-related continuing education.

Pillar 4: Pay fairness and stability

Score

19.1
/ 20
  • The company publishes salary ranges on key roles, including a NYC Software Engineer listing with a $200,000–$300,000 base salary plus discretionary bonus.
  • Jane Street provides benefits that materially improve early-career stability, including medical/dental/vision coverage at no cost for employees and dependents and 12 weeks of fully paid parental leave for all parents.
  • The company also invests in day-to-day financial wellbeing through meals/snacks and additional development support like 90% tuition reimbursement, which reduces out-of-pocket costs early in a career.

Pillar 5: Early-career outcomes

Score

15.7
/ 20
  • The company’s employee-review aggregate shows very high overall satisfaction and recommendation rates, suggesting many people stay beyond the initial ramp-up despite demanding work.
  • Jane Street points to former interns now working as full-time employees and features intern-to-full-time reflections via the company’s podcast, indicating a visible internship-to-career pathway.
  • The company publishes annual engineering write-ups on intern work that describe interns shipping meaningful projects, but Jane Street does not publish hard outcome metrics like conversion rates, promotion timelines, or retention by cohort, which caps confidence in outcomes scoring.

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