---
title: 'Software Engineer, Data at IEX Group'
canonical: 'https://feeny.ai/job/software-engineer-data-iex-group-new-york-hgdb2cxzt66k'
type: 'job'
last_seen: '2026-09-09'
---

# Software Engineer, Data at IEX Group

- **Company:** IEX Group
- **Location:** New York, NY
- **Posted:** 2026-05-07
- **Last confirmed live:** 2026-09-09
- **Apply:** https://iex.io/careers/apply?gh_jid=7826190

## Job description

Software Engineer, Data

## About IEX

IEX is an exchange operator and technology company dedicated to innovating performance in capital markets. Founded in 2012, IEX launched a new kind of securities exchange in 2016 that combines a transparent business model and unique architecture designed to protect investors. Today, IEX applies its proprietary technology and experience to drive performance across asset classes, serve investors, and advocate for transparent and competitive markets.

## About the Role & Team

We are looking for a Software Engineer to join our Data Engineering Team. Data Engineering is focused on building and supporting the applications and services that powers data-intensive trading and market data systems.

In this role, you will participate in the full software development lifecycle from design and implementation through production support and continuous enhancement. You will join a collaborative team that values strong engineering fundamentals, operational ownership, learning, and modern development practices.

What You’ll Do:

- Design and develop scalable applications for our data platforms
- Maintain and support critical data services, including participating in support rotations
- Perform data maintenance, backup and security checks
- Optimize data access
- Integrate and manage third-party data sources and feeds
- Ensure data security in accordance with internal policies and procedures
- Build GUI tools to help visualize data

Your Background:

- Strong proficiency in C, C++, or other compiled language
- 3+ years of professional software engineering experience
- Experience working with data-intensive systems or large datasets
- Strong understanding of developing and troubleshooting applications in Linux environments
- Experience with modern software development practices, including code reviews, version control, automated testing, and CI/CD.
- Ability and openness to participate in operational/on-call rotations.
- Familiarity with using AI-assisted development tools and agentic coding workflows.

Nice-to-haves:

- Experience with KDB+/Q in a production environment (or openness to learn)
- Experience in Python is beneficial
- Understanding of financial markets or trading systems experience
- Exposure to working with an order management system
- Knowledge of the FIX protocol

Our job titles may span more than one career level. The starting annual base pay is between $150,000 and $175,000 for this NY-based position. The actual base pay is dependent upon many factors, such as: training, transferable skills, work experience, business needs and market demands. The annual base pay range is subject to change and may be modified in the future. This role is eligible for bonus and equity.

Here at IEX, we are dedicated to an inclusive workplace and culture. We are an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, color, creed, religion, alienage or national origin, ancestry, citizenship status, age, disability or handicap, sex, marital status, veteran status, sexual orientation, genetic information or any other characteristic protected by applicable federal, state or local laws. This policy not only complies with all applicable laws and protects workers' rights but is vital to IEX’s overall mission and values.

[Notice Regarding Use of Automated Employment Decision](https://cdn.prod.website-files.com/696f8ac812dcabe749e3aa49/6a160a88203a61c983e4e4d1_IEX%20Notice%20Regarding%20Use%20of%20AEDT%20for%20all%20job%20postings.pdf)

## About IEX Group

## Company Overview
- **One-liner**: IEX Group is a high-performance U.S. stock exchange operator and technology company dedicated to innovating for market integrity and investor protection.
- **Entity Type**: Private (operates a registered national securities exchange)
- **Headquarters**: New York, NY, USA (3 World Trade Center, 58th floor)
- **Founded**: 2012 (based on public history; IEX exchange launched in 2016)
- **Founders**: Brad Katsuyama (CEO), Ronan Ryan (COO), Rob Park (CTO)

## Core Business
- **Primary industry**: Financial services – stock exchange and trading technology; expanding into options exchange.
- **Target customers**: Institutional brokers, asset managers, retail brokers, and liquidity providers (B2B capital markets).
- **Mission/purpose**: "Think Big, Do Good" – level the playing field, protect investors, and improve market integrity through transparent, innovative trading solutions.

## Products & Services
- **IEX Exchange**: A U.S. stock exchange offering equitable, high-performance trading with unique features like the D-Limit (discretionary limit) order type. Top 3 in quote presence among 16 U.S. exchanges (Russell 3000). Notional value traded using D-Limit exceeded $8.6 trillion since inception.
- **IEX Options (coming soon)**: A new options exchange designed to arm liquidity providers with risk management technology and reduce adverse selection.

## Market Standing
- **Valuation/Market Cap**: Not publicly available (private company)
- **Key Metric**: $8.6 trillion notional value traded on IEX Exchange using D-Limit since inception; daily traded volume data disclosed quarterly.
- **Notable Investors/Partners**: IEX has strong relationships with brokers and investors across the financial industry. Board and advisory committees include diverse industry stakeholders.
- **Growth Signals**: Expanding into options exchange; maintaining top-3 quote presence; continuous innovation in order types and market structure.

## Competitive Advantages
- **Transparent, broker-neutral exchange model** – no conflict of interest from proprietary trading or data monetization.
- **Proprietary technology** – D-Limit and other innovative order types reduce information leakage and improve execution quality.
- **Proven track record** – $8.6 trillion notional traded on D-Limit demonstrates adoption by sophisticated market participants.
- **Culture of high performance** – attracts top engineering, product, and finance talent.

## Strategic Focus
- **Options launch** – entering the options market with a differentiated, technology-first offering.
- **Continued innovation** in market structure and order types to benefit all participants.
- **Talent growth** – building teams across engineering, data infrastructure, security, finance, and product.

## Why Work Here
- **Culture**: "Think Big, Do Good" – emphasis on innovation, growth mindset, resilience, and teamwork. Celebrated for diversity, equity, inclusion, and belonging.
- **Hybrid work**: Flexible environment – teams decide how and where to work (home, road, office).
- **Office**: NYC headquarters with stunning views, in-office gym (weights, Peloton, showers), and lunch-and-learns.
- **Benefits**:
  - 100% employer-paid medical, dental, vision premiums for employees, spouses, and dependents.
  - 16 weeks paid parental leave for primary and secondary caregivers.
  - Unlimited PTO with a flexible vacation policy.
  - $5,000 annual learning stipend + $1,000 non-profit donation match.
  - Competitive compensation packs (equity, bonus, 401k with company match).
  - One Medical membership covered.
- **Internal mobility**: Encouraged to learn across departments; internship and early career programs available.
- **Open roles** (as of search): Software Engineer for Test, Market Operations Specialist (Options), Commercial Counsel, Senior Data Infrastructure Engineer, Senior Software Engineer, FP&A Associate, Senior Network Engineer, Senior Systems Reliability Engineer, Risk Management Associate.

## Sources
1. [iex.io – Home](https://www.iex.io/)
2. [iex.io – About Us](https://www.iex.io/about)
3. [iex.io – Careers](https://www.iex.io/careers)
4. [iex.io – Benefits Guide](https://www.iex.io/article/iex-benefits-package)
5. [LinkedIn – IEX Group Open Positions](https://www.linkedin.com/company/iex-group-inc-)

## Other roles at IEX Group

- [Market Operations Specialist – Options](https://feeny.ai/job/market-operations-specialist-options-iex-group-new-york-3921s4sr5tpj) — New York, NY
- [Revenue Operations](https://feeny.ai/job/revenue-operations-iex-group-new-york-q4pvbhesp2kp) — New York, NY
- [Trading Analytics Specialist, Options](https://feeny.ai/job/trading-analytics-specialist-options-iex-group-new-york-fbna319by2x3) — New York, NY
- [Staff Accountant](https://feeny.ai/job/staff-accountant-iex-group-new-york-krnymx64ftn8) — New York, NY
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