Python Developer Internship Jobs in Caldwell, NJ

Position: Volatility Trading Developer Intern (Summer 2027)

Location: New York, NY

Firm Overview:

Walleye Capital is a ~$16 billion+ multi-strategy investment firm headquartered in New York City, with over 350 employees across five main offices. Founded in 2005 as an options market maker, we have organically grown into a global investment firm specializing in Fundamental Equities, Quant, and Volatility strategies. 

At Walleye, we continuously innovate by focusing on three core principles: approach, platform, and people. Our approach is to allocate risk capital where we believe there is not only a compelling opportunity, but also a clear ability to define our tangible edge. We seek to leverage the mathematical benefits of diversification while utilizing sophisticated infrastructure, technology, and our balance sheet to do so in a structurally advantageous way. Our platform, developed over two decades, is central to our operations, evolving alongside business complexities and technological advancements to support our team's success. Our people are our greatest asset, and we've cultivated an environment that attracts top talent by balancing autonomy with collaboration, and intelligence with integrity.

Position Overview:

Walleye Capital is seeking Volatility Trading Developer Interns for Summer 2027 to support the Equity Volatility business. As an intern, you'll work closely with Volatility traders, software developers, quants, and operational teams to help develop and optimize tools that support daily trading operations and infrastructure. You'll tackle real-world challenges, help ideate and design creative solutions, and learn how a volatility trading business functions from end-to-end. This internship offers the opportunity to enhance your skill set through hands-on, high-impact projects and direct mentorship. 

The internship is 10 weeks in length and will take place in New York City from June to August 2027.

Responsibilities:

• Collaborate with traders to help implement and scale trading strategies, build bespoke datasets, automate execution workflows, and develop tools that integrate trading signals into the execution stack.
• Design and maintain tools supporting daily trading inputs, including earnings, dividends, interest rates, and quant model parameters; design and manage critical trade lifecycle processes, including Early Exercise and Expiration workflows.
• Assist in modernizing legacy systems across risk, P&L, operations, execution, and trading system monitoring to improve reliability, scalability, and performance.
• Explore the financial and technical context of project work through research and inquiry, ensuring design decisions reflect the real-world domain.
• Utilize AI to drive efficiency, enhance processes, and improve workflows.

We seek individuals who:

• Are pursuing an undergraduate or non-MBA master's degree in mathematics, computer science, engineering, or a related field, with an expected graduation date between December 2027 and June 2028.
• Demonstrate quantitative and analytical skills, with a strong foundation in programming (Python, Java, or C++), problem-solving capabilities, and a passion for technological innovation; leverage AI tools to enhance productivity, drive efficiency, and improve workflows.
• Are self-motivated, adaptable, and detail-oriented, with the ability to manage multiple priorities in a fast-paced environment.
• Communicate ideas clearly and effectively, both in writing and verbally, while maintaining accuracy and thoroughness.
• Thrive in a collaborative culture that values intellectual humility, creativity, and continuous learning.

Pay Range:

The expected monthly pay for this position is $14,000/month. Interns will also receive a $10,000 housing stipend and transportation to and from New York City (domestic travel only).  

The deadline to apply for this opportunity is Friday, July 31 at 11:59pm ET. For questions about the process, please review our Campus FAQs.

Walleye is an equal opportunity employer. Individuals seeking employment are considered without regard to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, sexual orientation, or any other category protected by applicable law.

If you require a reasonable accommodation to participate in any part of our hiring process, please contact HR@walleyecapital.com.   

Personal data you provide will be processed in accordance with Walleye Capital LLC's Privacy Notice available at: https://www.walleyecapital.com/.