KnowQaunt

Live vacancy · Ref KQ-FD07C1

Senior Software Engineer, Treasury and Reference Data (Java/Ruby/Python)

An established proprietary trading firm · Chicago, United States · first seen today

What is the Senior Software Engineer, Treasury and Reference Data (Java/Ruby/Python) role in Chicago, United States?

An established proprietary trading firm is hiring a Senior Software Engineer, Treasury and Reference Data (Java/Ruby/Python) in Chicago, United States. It is a Senior level software engineer seat, and the advert asks for Distributed systems, Java, Python.

Advertised base salary

$200k – $275k

USD

Median for Software engineer

$170k – $225k

63 advertised ranges

Seniority

Senior

Software engineering

Status

Open

Ref KQ-FD07C1

Base salary range stated in the source advert.

Medium confidencen=63

Based on 63 live vacancies across 63 employers, as observed on 6 September 2026. Counts come from employer-operated job boards we read directly; classification is rule-based and inspectable.

About the employer

This vacancy is with an established proprietary trading firm. We hold the employer's identity confidential until we have spoken with you about the role, so the advert below is written by our research team from the facts stated in the live posting — never copied from it.

What you would do

  • ·Own software engineer work end to end, from idea to production.
  • ·Work directly with traders, researchers and engineers on the same P&L.
  • ·Measure, monitor and defend the performance of what you build.
  • ·Publish your reasoning so decisions can be checked by other people.

What they are asking for

  • ·A strong quantitative background — mathematics, statistics, physics, computer science or equivalent.
  • ·Practical experience with Distributed systems, Java, Python.
  • ·Comfort with probability, statistics and precise reasoning under time pressure.
  • ·Evidence of shipping work that other people relied on.

Skills in this advert

Distributed systemsJavaPython

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Quant jobs in ChicagoHiring firms, pay and role mix in this marketDistributed systems demandHow often employers ask for it, and what it pays

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