Senior C++ Trade Capture Engineer - Real-Time Systems

Millennium; New York (NY); On-site; USD 175,000 - 250,000; Full time

Job summary

Millennium is seeking an experienced Software Engineer to design and implement high-performance, server-side C++ applications in a Linux environment focused on post-trade data processing. You will work on the Trade Platform Engineering team, building scalable systems that ingest, validate, and publish trade data from electronic, voice, and manual workflows.

You will design, implement, test, and deploy features supporting trade lifecycle events, reconciliation, and client-level data isolation.

Qualifications

• 5+ years of experience developing server-side C++ applications on Linux.
• Experience designing real-time, event-driven software systems.
• Strong knowledge of network programming, Linux internals, concurrency, memory management, OO design.
• Experience with SQL and relational databases.
• Clear communication with business stakeholders and technical teams.

Responsibilities

• Design and implement components that ingest, enrich, validate, allocate, and publish trade data from various workflows.
• Build reliable, event-driven processing for trade lifecycle events.
• Contribute to a common commissions and fees framework across asset classes.
• Develop and evolve APIs, schemas, and integrations for complete trade data delivery.
• Migrate workflows from legacy platforms and support cutovers.
• Create operational capabilities for trade-status visibility, exception management, and corrections.
• Own features from design to testing, deployment, and production support.
• Collaborate with business and technology partners to clarify requirements and deliver practical solutions.

Skills

Server-side C++

Linux

Real-time/event-driven

Network programming

SQL databases

Education

Bachelor's degree in CS/Engineering

Job description

Millennium is seeking an experienced Software Engineer to design and implement high-performance, server-side C++ applications in a Linux environment focused on post-trade data processing. You will work on the Trade Platform Engineering team, building scalable systems that ingest, validate, and publish trade data from electronic, voice, and manual workflows.

You will design, implement, test, and deploy features supporting trade lifecycle events, reconciliation, and client-level data isolation.