C++ Software Engineer

Fintal Partners; New York (NY); On-site; USD 130,000 - 190,000; Full time

Job summary

Fintal Partners is seeking experienced C++ Software Engineers to design and optimize latency-sensitive, high-performance systems supporting a global trading environment.

The role focuses on close-to-the-system development across C++, Linux, networking, and CPU performance in a demanding engineering-driven setting.

Qualifications

• 2+ years of professional software engineering experience.
• Strong understanding of computer science and software engineering fundamentals.
• Experience working in Linux/UNIX environments.
• Knowledge of systems performance, networking, concurrency, or distributed systems.
• Strong debugging and problem-solving ability.
• Ability to reason about software at both the architectural and implementation level.
• Interest in performance optimization and technically challenging systems.

Responsibilities

• Building and optimizing high-performance C++ systems.
• Developing low-latency market data, execution, and trading infrastructure.
• Profiling and optimizing production code for latency and throughput.
• Working with Linux, networking, and performance-critical systems.
• Improving system and processor-level performance.
• Building scalable infrastructure supporting technical and research workflows.

Skills

Modern C++

Linux/UNIX

Networking

Distributed systems

Performance optimization

Debugging

Job description

We are partnered with a leading quantitative trading firm looking to hire experienced C++ Software Engineers to work on highly performant, latency-sensitive systems supporting its global trading environment.

This is a core engineering role for someone who enjoys working close to the system level and solving challenging problems across C++, Linux, networking, CPU performance, and distributed systems.

What You’ll Work On:

• Building and optimizing high-performance C++ systems


• Developing low-latency market data, execution, and trading infrastructure


• Profiling and optimizing production code for latency and throughput


• Working with Linux, networking, and performance-critical systems


• Improving system and processor-level performance


• Building scalable infrastructure supporting technical and research workflows

Engineers have significant ownership and work closely with other highly technical teams to design, build, optimize, and troubleshoot production systems.

What They’re Looking For

• 2+ years of professional software engineering experience


• Strong professional experience with modern C++


• Strong understanding of computer science and software engineering fundamentals


• Experience working in Linux/UNIX environments


• Knowledge of systems performance, networking, concurrency, or distributed systems


• Strong debugging and problem-solving ability


• Ability to reason about software at both the architectural and implementation level


• Interest in performance optimization and technically challenging systems

The Opportunity

You’ll join an engineering-driven environment where software performance has a direct and measurable impact. The problems span everything from application-level architecture down to operating systems, networking, CPU behavior, and hardware interaction.