Simplex Trading

Algorithmic Trader - Delta One

Simplex Trading · Chicago

Posted today · $150,000 to $200,000

or apply directly on Simplex Trading's site. We never take the application ourselves.

Is this posting real?

This role has been open
0 days
Simplex Trading's roles stay open a median of 87 days
Reposted
No
Salary listed
Yes
100% of Simplex Trading's roles list one
Ghost-job risk at Simplex Trading
high
5 stale, 0 reposted of 6 open
Hiring momentum
6 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-29

Measured from postings appearing on and disappearing from Simplex Trading's own greenhouse board since 2026-08-03. Full hiring picture for Simplex Trading.

About this role

As an Algorithmic Trader at Simplex, you will focus on developing and executing short-horizon trading strategies for CME equity index futures. Your responsibilities will include building predictive signals from market data, designing market-making strategies, and collaborating with developers to implement your strategies in a low-latency environment. You will also be tasked with measuring and improving latency and ensuring the accuracy of trading signals and pipelines.

Our read on this posting5.0out of 5
benefits
5/5
freshness
5/5
career value
5/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Simplex Trading as an employer.

What you need

  • 2+ years trading or researching CME equity index futures (ES/NQ) at a proprietary trading firm with sub-millisecond systems
  • Hands-on experience with CME MDP 3.0 order-by-order market data
  • Built microprice or alpha models that ran live at microsecond horizons
  • Fluent in lead/lag analysis, half-lives, markouts, and adverse selection
  • Passive quoting experience on FIFO futures markets
  • Python research stack (polars or pandas, numpy, gradient-boosted trees, SQL)

Nice to have

  • Experience with index basis and roll (cash, futures, BTIC)
  • Knowledge of SPX options
  • Familiarity with microwave network latency

What you get

  • Annual base salary ranging from $150,000 to $200,000
  • Annual discretionary bonus
  • Health/dental/vision insurance
  • 401(k) contributions
  • Excellent a la carte Medical/Dental/Vision (free employee coverage!)
  • 401(k) match

Worth weighing

  • No specific mention of remote work options; the role is described as in-office
  • The salary range is broad and influenced by qualifications and experience
  • The role involves complex and high-pressure trading environments that may not suit everyone

Summarised from Simplex Trading's posting. Read the full original.

Listed by Simplex Trading on their greenhouse job board, last confirmed open on 2026-10-29. PitchMeAI is not the employer.

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