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# Software Engineer

- **Company:** Capstone LLC
- **Location:** Fairfield, CT, United States
- **Contract:** Internship / Graduate position
- **Skills:** Java (Programming Language), Unit Testing, C Sharp (Programming Language), Python (Programming Language), Object-Oriented Software Development, Standard Sql, Software Engineering, Concurrency, Event Driven Architecture, Information Technology, Functional Programming, Windows Client, Programming Languages
- **Published:** November 2, 2026
- **Apply:** https://www.juju.com/job/2_168126221

## About the Role

* Bachelor's degree in computer science or a related field
 * 1-5 years of relevant software development experience; strong recent graduates with relevant internship, academic, or project experience will also be considered. Prior financial services or investment management experience is not required
 * Strong object-oriented programming xrbllit skills; C# is preferred, but strong candidates with experience in Java, Python, or another modern programming language will also be considered
 * Experience with or strong knowledge of concurrency, automated unit testing, and SQL
 * Strong communication skills and the ability to collaborate with developers and business users throughout the software development life cycle
 * Strong attention to detail and a commitment to developing reliable, thoroughly tested software
 * Experience with event-driven architecture (messaging), F#, or functional programming (preferred)

## Description

Fairfield County Hedge Fund is seeking a junior-to-mid-level Software Developer to join its Trading Technology team in support of continued growth across its quantitative and discretionary trading businesses. The role will focus primarily on maintaining, enhancing, and supporting critical Windows client and server applications, while also contributing to new development projects. The successful candidate will work within a small, collaborative team and interact closely with development peers, the quantitative trading team, and other business users, with meaningful autonomy in developing technical solutions.
To be considered for an interview, please make sure your application is full in line with the job specs as found below.

Responsibilities

 * Working closely with developers and business users, primarily within the quantitative trading team, to gather requirements and scope projects
 * Maintaining, enhancing, and updating existing Windows client and server applications, while also contributing to new development projects
 * Analyzing existing systems for robustness and performance improvements
 * Presenting ideas for system improvements, both technical and business-related
 * Producing product specifications and training peers and users on system use and maintenance
 * Performing unit, integration, and functional testing
 * Maintaining and supporting business-critical pre-trade signal and order generation systems through UAT and production, with a focus on accuracy, reliability, and timely processing