3mo
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C# Developer
New York, New York, United States
$100k-$150k/yr OnsiteFull Time
3+ YOE3-5 years of C#/.NET full-stack development; SQL Server; REST/SOAP Web services; Unix/Linux scripting; OOD in .NET; hedge fund knowledge preferred.
C#, .NET, SQL Server, Web API, REST, SOAP, Unix, Linux, T-SQL, Stored Procedures, Geneva
3w
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C# Developer
London or New York City or Europe or Asia
HybridFull Time
Strong C#/.NET development experience, Redis Cluster, TDD and automated testing, CI/CD pipeline experience, distributed/real-time systems knowledge, strong CS fundamentals and stakeholder communication.
C#, .NET, Redis Cluster, Rx .NET, TDD, CI/CD
2mo
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C++ Developer
New York, New York, United States
$175k-$250k/yr OnsiteFull Time
2+ YOE2+ years in HFT platforms; strong C/C++ in Linux; profiling/optimization; OOP, multithreading, IPC; BS in CS/CE or related field
C++, Linux, Profiling tools
2mo
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C++ Developer
Jersey City, New Jersey, United States
$180k-$220k/yr RemoteFull Time
2+ YOE2-5 years in C++ programming; college degree in computer science or related field; strong C++ knowledge; experience with Git; able to work independently and in a team.
C++, Git, Linux, Windows, Multithreaded programming, Network Programming
2mo
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Software Developer C/C++ (Fintech / Payments)
New York, New York, United States
$120k-$130k/yr HybridFull Time
5+ YOE5+ years C++ experience; legal working rights in the United States.
1mo
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Senior C++ Engineer
Krakow or Hyderabad or New York City or Chicago or London or Singapore or Hong Kong or Tokyo
HybridFull Time
4+ YOEBachelor's in Computer Science/Engineering (2:1) or equivalent, 4+ years development experience, expert C++ on Linux, Python, shell scripting, makefiles, multithreading, automated testing, gdb/Valgrind, and IP networking knowledge.
C++, Python, shell scripting, makefiles, Linux, gdb, Valgrind
1mo
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Junior C++ Developer
Chicago or London or New York
$150k-$200k/yr OnsiteFull Time
Strong foundation in algorithms, data structures, distributed systems, and software design; proficiency in low-level C++; familiarity with automated testing and CI/CD; strong communication and collaboration skills.
C++, CI/CD
1mo
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Junior C++ Developer
New York or Chicago or London
$150k-$200k/yr OnsiteFull Time
Strong foundation in algorithms, data structures, distributed systems, and software design; desire to learn low-level C++; familiarity with automated testing and CI/CD; excellent communication skills.
C++, CI/CD, Order Management System (OMS)
3mo
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Senior C++/Rust Developer
New York, New York, United States
$150k-$250k/yr RemoteFull Time
7+ YOESeven+ years in software development; five+ years building production systems in C++ or Rust; BS in Computer Science; latency-sensitive, high-throughput systems; PostgreSQL experience; strong independence and problem-solving.
PostgreSQL, Redis, FIX Protocol, ZeroMQ, AWS
2w
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Senior Software Engineer, C++
Amsterdam or New York City
$185k-$225k/yr OnsiteFull Time
Flow Traders: Provides liquidity and market making across global financial markets.
5+ YOE5+ years C++ development experience, strong algorithms and multithreading skills, BSc/MSc/PhD in CS or Mathematics, experience with low-latency systems and exchange connectivity.
C++, Rust, Python, TypeScript, FIX, WebSocket, HTTP, TLS
3mo
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C++ Software Engineer - Trade Capture
New York, New York, United States
$160k-$250k/yr OnsiteFull Time
7+ YOEBachelor's in CS or related, 7+ years C++ Linux server-side development, real-time/event-driven and network programming experience, SQL knowledge; financial product knowledge preferred.
C++, Linux, SQL
1mo
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C++ Algo Developer| Options Trading | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years developing performance-sensitive C++ code, experience with distributed systems/microservices, strong numerical/HPC background; C# or Python a plus; Bachelor's in CS/Math required (MS/PhD preferred); leadership experience preferred.
C++, C#, Python
2mo
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C++ Developer | Options Market Making | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
2+ YOE2+ years in modern C++, performance-critical code, real-time systems, plus knowledge of TCP/UDP networking or exchange protocols.
C++, TCP/IP, Networking
1mo
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Senior Software Engineer C++
New York City or Chicago
$150k-$225k/yr HybridFull Time
7+ YOEExpert in low-latency Linux C++ trading systems with 7+ years software engineering experience; proficiency with Git, gdb, Valgrind, Python, bash; BS/MS in engineering/computing/science; strong communication skills.
C++, Linux, Git, gdb, Valgrind, Python, bash
2mo
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C++ Developer | Options Market Making | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteAll Commitments Available
2+ YOE2+ years in modern C++, performance-critical code, real-time systems, collaboration with traders/researchers; knowledge of TCP/UDP or exchange protocols a plus; degree in CS/Engineering/Math or related field.
C++, Networking, Exchange protocols
3mo
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C++ Trading & Simulator Engineer (USA)
New York, New York, United States
$175k-$200k/yr HybridFull Time
2+ YOE2+ years in production C++ (C++17/20), low-latency systems, data pipelines; degree in CS/Engineering/Math; Python a plus.
C++, Python, Data pipelines, Low-latency systems, Trading systems
2mo
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Software Developer - C/C++, C#, Java, Visual Basic, MATLAB, and Labview
Philadelphia, Pennsylvania, United States
$75k-$85k/yr OnsiteFull Time
2+ YOEDevelop software across C/C++, C#, Java, VB, MATLAB, LabVIEW; cybersecurity and embedded systems; Linux; DB/GUI; bachelor degree; 2+ years experience; Secret clearance preferred/obtainable.
C, C++, C#, Java, Visual Basic, MATLAB, LabVIEW, Linux, Cameo System Modeler, SQL, Microsoft Access, CSV, RDF, OWL, AllegroGraph, GATE, NLTK
1mo
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C++ Software Engineer (Senior, Staff, or Lead)
Philadelphia, Pennsylvania, United States
$135k-$185k/yr OnsiteFull Time
5+ YOEStrong modern C++ (C++17/20) production experience, Linux, Git, GitLab CI/CD, CMake, debugging, concurrency, and system design. Senior+ levels require 5+ years (Staff 8+, Lead 10+) and permanent U.S. residency; clear background checks required.
C++17, C++20, Linux, Git, GitLab CI/CD, CMake, Docker, ROS, ROS 2, Python
1mo
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Senior Developer I - Full Stack C# Developer (Private Wealth Technology)
New York, New York, United States
$110k-$150k/yr HybridFull Time
4+ YOE4+ years C#/.NET development experience, Microsoft SQL Server, Angular, SOAP/REST integrations, Agile experience; degree in CS/Engineering or equivalent experience; strong communication and ownership mindset.
C#, Microsoft .NET, Microsoft SQL Server, Angular, SOAP, REST, XML, JSON, Charles River OMS, Microsoft Azure, Git, CI/CD, GitHub Copilot, Cursor
1mo
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Senior Developer I - Full Stack C# Developer (Private Wealth Technology)
New York City, New York, United States
$110k-$150k/yr HybridFull Time
4+ YOE4+ years C#/.NET development (4–8 years preferred), .NET 6+ and Microsoft SQL Server proficiency, Angular, SOAP/REST with XML/JSON, Agile experience, Bachelor's/Master's or equivalent, strong communication and problem-solving.
C#, .NET, .NET 6+, Microsoft SQL Server, Angular, SOAP, REST, XML, JSON, GitHub Copilot, Cursor, Microsoft Azure, Git, CI/CD pipelines, Charles River OMS