Full-Stack Developer

Compunnel, Inc.; New York (NY); On-site; USD 150,000 - 210,000; Full time

Job summary

Compunnel, Inc. is seeking a senior, hands‑on Full‑Stack Developer to join our core Equities Engineering team. You will design, develop, and implement our applications to support front office and operations groups.

You will work cross‑functionally with various stakeholders, trading systems, and running operational procedures to ensure our applications are managed efficiently and systematically. You will take a hands‑on approach to understanding business drivers and the products we work with.

Qualifications

• Bachelor’s degree in computer science or a related discipline, or equivalent work experience.
• 10+ years of experience in business analysis and software development with trading systems.
• 10+ years of software development experience.

Responsibilities

• Build, design trading channels and interfaces with venues using industry standard protocols.
• Operate mission‑critical systems and deliver day‑to‑day enhancements across front office and operations.
• Design and develop core components in Java using Kafka and MQ.
• Coordinate internal system testing procedures.
• Collaborate and deliver within a platform operating model.
• Delivery & maintenance for applications within Equities domain.

Skills

Java

SQL

Git

Kafka

MQ

FIX

FpML

Spring

Spring Boot

Spring Integration

Cloud

DevOps

Windows

Linux

Equity products

AI coding tools

Python

Angular

Education

Bachelor's degree in computer science or related discipline

Job description

Execution Services Platform is responsible for application development and support for more than 150+ critical applications including Order Management, Execution, Pricing, Risk & PnL Platforms in the capacity as a broker dealer or in an agency model. The Platform provides technology management and application development for Foreign Exchange (FX), Buy Side Trading, Regulator Reporting, Markets Insight and Fixed Income & Equities businesses.

Job Description

We are seeking a senior, hands‑on Full‑Stack Developer to join our core Equities Engineering team. You will design, develop, and implement our applications to support front office and operations groups. You will work cross‑functionally with various stakeholders, trading systems, and running operational procedures to ensure our applications are managed efficiently and systematically. You will take a hands‑on approach to understanding business drivers and the products we work with. You will drive innovation and continuous improvements within our development and operational practices. You will help re‑engineer, modernize our platform and drive migration to a scalable microservice, cloud‑based architecture using AI and other cutting edge development tools.

Job Responsibilities

• Build, design, trading channels, messaging channels interfacing with other venues and exchanges using industry standard protocols.
• Operate mission‑critical systems and deliver day‑to‑day enhancements across front office and operations.
• Design and develop core components in Java using messaging systems like Kafka and MQ.
• Coordinate internal system testing procedures.
• Collaborate and deliver through terms in a platform operating model.
• Delivery & maintenance for the applications within Equities domain.

Required Qualifications

• Bachelor’s degree in computer science or a related discipline, or equivalent work experience required, advanced degree preferred.
• 10+ years of experience in business analysis and software development with trading systems analysis and administration experience required.
• 10+ years of experience in software development required.
• Strong proficiency with Java, SQL, and Git.
• Strong proficiency of industry standard messaging protocols like Kafka, MQ, FIX, FpML, etc.
• Proficiency with data standards and data modelling.
• Proficiency with Spring‑based frameworks, including Spring, Spring Boot and Spring Integration.
• Comfort with cloud environments and DevOps.
• Familiarity with Windows and Linux environments.
• Knowledge of Equity products and instruments.
• Familiarity with one or more AI vibe‑coding and coding‑assist tools (e.g., GitHub Copilot, Cursor, Windsurf, Claude Code).

Desired Skills and Experience

• Experience in the securities or financial services industry with focus on Equities.
• Hands‑on experience and working knowledge of order management systems (OMS), smart order routers (SOR).
• Previous experience designing and implementing new systems and features across platforms.
• Management of trade data feeds and feeds to downstream systems.
• Understanding of trade life cycles for Equities.
• Understanding of regulatory landscape from a developer perspective.
• Brings production support experience and can troubleshoot issues under pressure.
• Previous experience with application profiling and debugging.
• Familiarity with Angular & Python is a plus.
• Strong communication and organization skills.