Position Details

Salary $120K – $140K USD / year

Type Full-Time

Experience senior

Exp. Years Not specified

Education Not specified

Category Software Engineering

About this role

Senior C++ developer focused on building low-latency market data systems in a FinTech environment. Onsite in Miami, requiring strong Linux programming, profiling, and market data expertise.

Key Responsibilities

Design and implement low-latency C++ services
Optimize networking/OS layers for throughput
Profile and debug performance issues
Collaborate with quant/trading teams
Maintain high reliability in market data pipelines

Technical Overview

High-performance C++ software for trading/market data, Linux-based, low-latency networking, with strong profiling and optimization skills. Involves OS-level tuning and hardware-aware optimizations.

Ideal Candidate

The ideal candidate is a senior C++ developer with deep experience in low-latency, high-throughput trading systems and market data distribution. Strong Linux systems programming skills, profiling/tuning expertise, and a track record in finance or trading environments are required.

Must-Have Skills

Strong proficiency in modern C++ (C++17/20 or later)Experience with Market DataConcurrency and synchronization (lock-free / low lock patternsatomics)Real-time / low-latency systems experienceLinux systems programming (socketsepollthreadsmemory managementCPU affinity)

Nice-to-Have Skills

Kernel bypass / user-space networking (DPDKRDMAVMA)Market data distribution / order routingMulticast / low latency networkingPTP clock synchronizationNUMA / cache optimizationSIMD / vectorizationTelemetry / monitoring tools

Tools & Platforms

GitCMakeNinjaperfvalgrindflame graphs

Required Skills

C++17/20Low-latencyLinux systems programmingSocketsepollThreadsMemory managementCPU affinityProfiling tools (perfvalgrindflame graphs)GitCMakeNinjaMarket Data

Hard Skills

C++17/20Low-latencyLinux systems programmingSocketsepollThreadsMemory managementCPU affinityProfiling toolsperfvalgrindflame graphsGitCMakeNinjaMarket Data

Soft Skills

Problem-solvingAttention to detailTeamworkCommunication

Industry & Role

Industry Fintech

Job Function Develop high-performance trading data infrastructure in C++

Role Subtype Senior C++ Developer

Tech Domains Linux, Market Data, Python, Git

Keywords for Your Resume

c++17c++20low-latencymarket datalinuxepollsocketsthreadscpu affinityperfvalgrindflame graphsgitcmakeninjaddskernel bypassdpdkrdmaptpnumavectorizationmultiprocessonsitemiamiC++17C++20Low-latencyMarket DataLinuxPerfValgrindGitCMake

Deal Breakers

Must be able to work onsite in Miami, 5+ years experience with C++ in finance/trading domains, Experience with market data distribution / order routing

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Senior C++ Developer (with Low-Latency experience)

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