Full-Time

Python Software Engineer

Confirmed live in the last 24 hours

Old Mission

Old Mission

51-200 employees

Global market maker for illiquid ETFs

Compensation Overview

$175k - $225k/yr

+ Bonus

Junior, Mid

New York, NY, USA

Category
Backend Engineering
Software Engineering
Required Skills
Python
MySQL
Postgres
Linux/Unix
Requirements
  • Bachelor's degree in Computer Science, Mathematics, or a related Engineering/Science discipline
  • A minimum of 2 years of professional Python experience in a production environment
  • High proficiency in Python on Linux Platforms
  • Familiarity with relational databases (e.g. PostgreSQL, MySQL, etc.)
  • Experience working with Asyncio
  • Exceptional written and verbal communication skills
  • A collaborative team player with a knack for owning and driving exciting projects
  • Thrives in a fast-paced work environment, showcasing effective problem-solving abilities
Responsibilities
  • Refinement and advancement of trading systems and mission-critical applications
  • Collaboration with quants, traders, and research teams to bolster systems' adaptability and scalability
  • Contribution to the development of innovative trading applications

Old Mission operates as a market maker in the financial sector, focusing on multi-asset trading, particularly in hard-to-price and illiquid exchange-traded funds (ETFs). The company provides liquidity, which means it helps facilitate the buying and selling of these financial products, making it easier for large institutions to manage and transfer risk. Old Mission's approach combines a team of skilled traders and technology experts who work together to ensure efficient operations and high-quality service. Unlike many competitors, Old Mission emphasizes a collaborative and approachable culture, prioritizing long-term relationships with clients and a strong commitment to problem-solving. The company's goal is to support major financial institutions by providing the necessary liquidity and expertise to navigate complex market conditions.

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

  • Rising demand for ESG-focused ETFs aligns with Old Mission's expertise.
  • AI-driven trading algorithms enhance Old Mission's market-making efficiency.
  • Thematic ETFs create new liquidity opportunities for Old Mission.

What critics are saying

  • Increased competition in illiquid ETFs may erode Old Mission's market share.
  • DeFi platforms offer alternative liquidity solutions, threatening traditional market makers.
  • Regulatory scrutiny on automated trading could increase compliance costs for Old Mission.

What makes Old Mission unique

  • Old Mission specializes in hard-to-price and illiquid ETFs.
  • The company has a collaborative and approachable team culture.
  • Old Mission provides trillions of dollars in liquidity to global institutions.

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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

MarketBeat
May 24th, 2025
Immutep (NASDAQ:IMMP) Upgraded by Wall Street Zen to "Hold" Rating

OLD Mission Capital LLC acquired a new stake in Immutep in the fourth quarter worth approximately $36,000.

ETF Daily News
Apr 30th, 2025
NewEdge Advisors LLC Acquires 10,541 Shares of iShares Latin America 40 ETF (NYSEARCA:ILF)

OLD Mission Capital LLC purchased a new stake in iShares Latin America 40 ETF in the 4th quarter worth about $13,204,000.

MarketBeat
Apr 26th, 2025
Bit Digital (NASDAQ:BTBT) Trading 3.2% Higher - Here's What Happened

OLD Mission Capital LLC acquired a new stake in Bit Digital in the 4th quarter worth approximately $31,000.

MarketBeat
Mar 13th, 2025
WisdomTree Emerging Markets Quality Dividend Growth Fund (NASDAQ:DGRE) Sees Large Decline in Short Interest

OLD Mission Capital LLC acquired a new stake in WisdomTree Emerging Markets Quality Dividend Growth Fund in the fourth quarter worth $2,431,000.

MarketBeat
Mar 10th, 2025
Cadeler A/S (NYSE:CDLR) Shares Gap Up - Still a Buy?

Finally, OLD Mission Capital LLC purchased a new stake in Cadeler A/S in the fourth quarter worth about $435,000.