Execution Engineer

Selby Jennings; New York (NY); On-site; USD 140,000 - 230,000; Full time

Job summary

Selby Jennings in New York City seeks an Execution Developer to join the front-office trading technology team, building execution algorithms and trading infrastructure.

You design and develop high-performance Java applications for electronic trading and create distributed systems that process market data with low latency.

Work closely with traders, portfolio managers, and other engineers throughout the SDLC to deliver reliable, scalable solutions in a fast-paced hedge fund.

Qualifications

• 5+ years of hands-on Java development experience.
• Experience in hedge funds, multi-manager platforms, market making, prop trading or electronic trading environments.
• Experience building execution algorithms, electronic trading systems, or front-office trading applications.
• Strong understanding of concurrent, multi-threaded, and high-performance development.
• Ability to work with traders, portfolio managers and business stakeholders.
• Excellent communication and collaborative skills.

Responsibilities

• Build and enhance execution trading algorithms used across the firm's platform.
• Design and develop high-performance Java applications supporting electronic trading workflows.
• Develop distributed systems that process large volumes of market and trading data.
• Improve system performance, scalability, reliability and efficiency.
• Partner with traders, portfolio managers and engineering teams to deliver business-critical solutions.
• Participate in the full software development lifecycle from design to deployment.

Skills

Java development

Concurrent programming

High-performance trading

Distributed systems

Front-office trading

Stakeholder collaboration

Job description

A leading multi-manager hedge fund is looking to add a Execution Developer to its front-office trading technology team. This group is responsible for building and enhancing the firm's execution algorithms and trading infrastructure, partnering directly with traders, portfolio managers, and technology leaders to deliver best-in-class execution across the platform.

What You'll Do

• Build and enhance execution trading algorithms used across the firm's investment platform
• Design and develop high-performance Java applications supporting electronic trading workflows
• Develop distributed systems that process large volumes of market and trading data
• Improve system performance, scalability, reliability, and efficiency
• Partner closely with traders, portfolio managers, and other engineering teams to deliver business-critical solutions
• Participate throughout the full software development lifecycle, including design, development, testing, and deployment

Must have:

• 5+ years of hands-on Java development experience
• Current experience within a hedge fund, multi-manager platform, market maker, prop trading firm, or electronic trading environment
• Experience building execution algorithms, electronic trading systems, or front-office trading applications
• Strong understanding of concurrent, multi-threaded, and high-performance application development
• Ability to work closely with traders, portfolio managers, and business stakeholders
• Excellent communication skills and a collaborative mindset

Why Consider It?

• Direct impact on trading performance and execution quality
• Front-office role with significant interaction across trading and investment teams
• Opportunity to build business-critical systems at a leading hedge fund
• Small, highly technical team with strong ownership and visibility
• Exposure to large-scale distributed systems and electronic trading infrastructure

Location: New York City (Onsite)

Tech Stack: Java, Distributed Systems, Electronic Trading, Execution Algorithms, Multi-Threading, Low Latency, Trading Technology