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Senior Trading Desk Operations Engineer (OCaml Experience)

Jane Street
Full Timesenior
New York, New York, United StatesPosted 5 days ago

Role Overview

Jane Street is hiring a Senior Trading Desk Operations Engineer (OCaml Experience). This is a full-time role in New York, New York. Part of Jane Street's Trading hiring, posted 5 days ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.

Salary Context

Salary is not disclosed in this posting. Market median for Senior-level Trading roles is $150k-$200k (based on 32 comparable listings). Many employers share specifics during the interview process or after an initial screen.

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PythonBashUnixPostgreSQLExcelORComplianceTrading

Job description

Senior Trading Desk Operations Engineer

The position duties are as follows: Responsible for understanding the trading desk's operational workflows, designing and maintaining technological infrastructure and automated solutions to improve these systems, and coordinating with internal and external parties to ensure accurate trade booking, monitoring, and resolution of operational issues. Day-to-day job duties include: 

  • Work closely with Traders, using discretion to identify relevant market information, independently monitor the proper functioning of proprietary trading systems, maintain complex spreadsheets and databases that are crucial to real time pricing, interpret and present large datasets, develop new workflows in collaboration with trading desk heads for new trading strategies, and identify and build tools or processes that improve the firm’s ability to trade financial instruments across global markets; 
  • Leverage deep knowledge of Ocaml, Python, PostgreSQL, Bash, Unix, Excel, VBA, and internal development systems to identify inefficiencies in and create quantitative tools to improve the firm’s technological infrastructure, and liaise with internal tech teams to ensure collaborative progress on larger technological projects; 
  • Monitor and actively improve the trading desk’s operational efficiency by supporting the facilitation of many different kinds of trades and orders, owning certain procedural workflows such as making sure transactions are booked correctly and settled, managing communications with internal groups such as Operations, Post-trade, Compliance, Finance and Margin, P&L, Reconciliation, various tech teams, and other trading desks, evaluating interactions with external groups such as Prime Brokers, Clearing Firms and trading counterparties with an eye towards identifying and rectifying operational inefficiencies, and proposing general improvements to operational methodology; and 
  • Train Junior TDOEs on the trading desk’s operational structure, technological infrastructure and culture, and participate in recruiting. 

The position requires a 3 or 4 year Bachelor’s degree in Mathematics, Quantitative Finance, Computer Science or a closely related quantitative field or foreign equivalent plus two (2) years of experience as a Trading Desk Operations Specialist, Trading Desk Operations Engineer, or related position at a quantitative trading firm. Experience must include:

  • 2 years of experience applying knowledge of trading desk activities including operational issues and booking and reporting of trades, monitoring trade settlement, locating stock loans, instructing creations and redemptions of ETF units, and reconciling positions between the firm and external parties; 
  • 2 years of experience developing software using OCaml, including utilizing algebraic data types and pattern matching; applying functional programming principles; implementing concurrent operations; understanding async and deferred; and utilizing RPCs for server/client communications;
  • 2 years of experience collecting market information to pass through to Traders, and monitoring technology systems that facilitate trading of financial instruments across global markets;
  • Series 7, Series 57, and Series SIE licenses required;
  • All technical requirements for this role may be subject to employer conducted testing to assess minimum proficiency.

Part time telecommuting may be permitted with manager approval.

Ref. STDOE26

About Jane Street

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Jane Street

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Frequently Asked Questions

How do I apply for the Senior Trading Desk Operations Engineer (OCaml Experience) position at Jane Street?

Use the Apply button above to submit your application directly to Jane Street. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Senior Trading Desk Operations Engineer (OCaml Experience) position at Jane Street located?

This position is based in New York, New York. Jane Street has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Senior Trading Desk Operations Engineer (OCaml Experience) at Jane Street earn?

Jane Street has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Senior Trading Desk Operations Engineer (OCaml Experience) role at Jane Street posted?

This role was posted on July 7, 2026 (5 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

How much experience does the Senior Trading Desk Operations Engineer (OCaml Experience) role at Jane Street require?

This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Jane Street lists their specific requirements in the description below, so review the must-have qualifications closely before applying.

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