Full-Time

Front End Software Engineer

Old Mission

Old Mission

51-200 employees

Global market maker for illiquid ETFs

Compensation Overview

$125k - $225k/yr

+ Discretionary Bonus

Chicago, IL, USA

In Person

Category
Software Engineering (1)
Required Skills
JavaScript
React.js
Redux.js
Jest
TypeScript
Webpack
Requirements
  • At least 5+ years of experience developing and shipping web applications using modern, component-based JavaScript frameworks like React
  • Industry experience within a global trading firm or hedge fund
  • A desire to work closely with users, gather feedback, and understand their problems
  • Experience shipping products from start to finish
  • Great communication skills along with a team player mentality
  • Keep up with modern front end best practices including trends in performance, usability, and security
  • Write high quality, well tested code
Responsibilities
  • Articulate and contribute towards a long term technical direction for maintaining and scaling our frontend systems
  • Build out performant & intuitive trading interfaces using modern web tools like Typescript, React, Redux, Jest, and Webpack
  • Mentor and train other developers on coding standards and design philosophy
  • Design internal tools to increase efficiency of data mining, risk management, and more
Desired Qualifications
  • Experience with automated testing and building
  • Experience with Websockets & Protocol Buffers
  • Experience with Linux, Postgres
  • Experience building multi-window frontend applications, web workers, OpenGL, Canvas API

Generating company summary.

Company Size

51-200

Company Stage

Private

Total Funding

N/A

Headquarters

Chicago, Illinois

Founded

2008

Simplify Jobs

Simplify's Take

What believers are saying

  • Single-dealer platform captures institutional volume from clients seeking direct liquidity.
  • Illiquid ETF focus provides defensible market position with limited competition.
  • Trillions in historical liquidity provision demonstrates deep client relationships and trust.

What critics are saying

  • Platform launch delays erode competitive advantage against Jane Street and Citadel.
  • FINRA regulatory scrutiny over illiquid ETF positions risks trading restrictions.
  • Talent poaching by Jump Trading and larger firms threatens core pricing capabilities.

What makes Old Mission unique

  • Specializes in hardest-to-price, most illiquid ETFs where competitors avoid.
  • Launched single-dealer platform in late 2025 under Eugene Davidovich's leadership.
  • Global presence across Chicago, New York, and London offices enables multi-asset operations.

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Benefits

Competitive Salary

Discretionary bonus

Top tier Medical, Dental, Vision, Disability and Life Insurance paid for by the firm

401(k) with employer match

Full stocked kitchen, free breakfast and lunch everyday on-site

Tuition reimbursement

Flexible Spending Plan

Commuter Benefit Program

Company News

ETF Daily News
Sep 27th, 2025
SPDR Nuveen ICE Short Term Municipal Bond ETF $SHM Holdings Cut by Eagle Global Advisors LLC

Ameriflex Group Inc. purchased a new stake in SPDR Nuveen ICE Short Term Municipal Bond ETF in the 4th quarter worth approximately $27,000.

ETF Daily News
Sep 17th, 2025
Parallel Advisors LLC Grows Position in iShares Short-Term National Muni Bond ETF $SUB

OLD Mission Capital LLC purchased a new position in shares of iShares Short-Term National Muni Bond ETF in the first quarter valued at about $8,875,000.

Yahoo Finance
Sep 9th, 2025
Old Mission Capital Hires Eugene Davidovich to Lead Launch of Single-Dealer Platform

CHICAGO, Sept. 9, 2025 /PRNewswire/ - Old Mission Capital, a leading global market maker in exchange-traded funds (ETFs), today announced that Eugene Davidovich has joined the firm to lead the development of its first single-dealer trading platform, expected to launch by the end of 2025.

ETF Daily News
Jul 30th, 2025
Valley Forge Investment Consultants Inc. ADV Trims Stake in Schwab Emerging Markets Equity ETF (NYSEARCA:SCHE)

Finally, OLD Mission Capital LLC acquired a new stake in Schwab Emerging Markets Equity ETF in the fourth quarter valued at approximately $20,734,000.

ETF Daily News
Jul 28th, 2025
Global X Silver Miners ETF (NYSEARCA:SIL) Shares Acquired by Kestra Private Wealth Services LLC

Finally, OLD Mission Capital LLC acquired a new stake in Global X Silver Miners ETF in the 4th quarter valued at $948,000.