Software Engineer, Java
About IEX
IEX is an exchange operator and technology company dedicated to innovating for 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
IEX is looking for a Software Engineer to join the team building and supporting the high-performance Java systems that deliver accurate, reliable equities market data from the exchange to the broader market.
This is a strong opportunity for an engineer who enjoys solving complex technical problems in a fast-paced market environment. Prior market data or trading experience is helpful but not required.
What You’ll Do
- Design, build, and maintain Core Java applications that support IEX’s market data publishing systems.
- Contribute to application frameworks, messaging APIs, data structures, reliability, and recovery mechanisms.
- Build and support distributed systems that process and publish high-volume, real-time market data.
- Participate across the software development lifecycle, including development, testing, build and deployment processes, packaging, and dependency management.
- Partner with Product to define and develop the future state of market data publishing systems within the Equities business.
- Help support systems across the exchange, including market data, order entry, post-trade processing, monitoring, and reporting.
- Troubleshoot and resolve production issues in a fast-paced, highly collaborative environment.
Your Background
- 3+ years of professional Java development experience, ideally supporting high-performance, real-time, or low-latency systems.
- Strong understanding of core Java concepts, including multithreading, concurrency, data structures, and application design.
- Familiarity with network programming and distributed systems concepts.
- Comfort working with lower-level programming concepts, including bit shifting and signed versus unsigned data types.
- Experience working in a Linux environment.
- Strong problem-solving skills and a collaborative approach to working across technical and operational teams.
- Comfortable debugging and supporting production systems.
- Nice to Have
- Experience with electronic trading systems, including FIX Protocol, market data feeds, or SIP feeds.
- C++ experience.
- KDB+ experience.
- Experience using Codex or other AI-assisted coding tools.
- Familiarity with Python, Shell, or other scripting languages.
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.
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About IEX Group
IEX is an equity trading venue owned exclusively by buy-side investors, including mutual funds, hedge funds, and family offices.
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