285 c software engineer jobs at 154 companies in Orland Park, IL
5d
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C++ Software Engineer
Chicago or New York City
$175k-$225k/yr OnsiteFull Time
2+ YOEBachelor’s or Master’s degree in computer science, computer engineering, or related field; 2+ years using modern C++ in low-latency environments; hardware platform development experience.
C++, ASICs, FPGAs
1d
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C++ Software Engineer, Trading Platform
Chicago, Illinois, United States
$100k-$140k/yr OnsiteFull Time
2+ YOEBachelor's degree in computer science, computer engineering, or equivalent experience; 2+ years of software development experience; C++ experience; algorithms, data structures, and concurrent programming knowledge.
C++
3mo
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C++ Software Developer
Amsterdam or Chicago or London or New York City
OnsiteFull Time
Strong C++ ability, fundamentals of software engineering, experience building scalable distributed systems, network programming, and performance optimization; computing degree preferred or extensive professional experience.
C++, Linux
2mo
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Senior Software Engineer C++
New York or Chicago
$150k-$225k/yr HybridFull Time
7+ YOEExpertise in Linux C++ low-latency systems, 7+ years software engineering, BS/MS in engineering/computing/science, Git, gdb, valgrind, Python/bash, networking knowledge.
Linux, C++, Git, gdb, valgrind, Python, bash
2d
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Principal C Engineer
Hyderabad or New York City or Chicago or London or Singapore or Tokyo or Hong Kong
HybridFull Time
10+ YOEBSc/MSc in relevant engineering, 10+ years' relevant experience including 5+ in electronic trading, strong C on Linux, capital markets and FIX knowledge, high-performance and multithreaded systems, testing and Jenkins.
C, Linux, FIX, Jenkins, gdb, valgrind, Python, Java, Wireshark
2mo
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Senior Software Engineer, C++ (Algo)
Chicago, Illinois, United States
$150k-$250k/yr OnsiteFull Time
10+ YOE10+ years building high-availability server-side systems; 3+ years with modern C++ or Rust; strong multithreading and hardware/software interaction; bachelor's in CS/Engineering; strong communication and AI tooling familiarity.
C++, Rust, Java, Python, JavaScript, Ruby, TCP, UDP, IPV4
4d
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C# Developer Intern
Chicago, Illinois, United States
$7k/mo OnsiteInternship
C# fundamentals, object-oriented programming, async/await, .NET, data structures, algorithms, systems concepts, Linux and Windows familiarity, communication, and collaborative problem-solving; projects or coursework accepted.
C#, .NET, Linux, Windows, Windows Forms, WPF, C++, Python, JavaScript, SQL, Git, Docker, REST, HTTP, 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)
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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Senior Software Engineer, C++
Amsterdam or New York City or Chicago
$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 knowledge, interest in high-performance systems, and good communication skills.
C++, Rust, Python, TypeScript, FIX, WebSocket, HTTP, TLS
1d
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Software Engineer II - C#/.NET and Java
Chicago or Jersey City
$100k-$125k/yr OnsiteFull Time
3+ YOERequires 3+ years of software engineering experience, C#/.NET and Java Spring Boot expertise, SQL/database experience, system design, testing, operational stability, agile methods, and secure AI-assisted development.
C#, .NET, .NET Core, Java, Spring Boot, ASP.NET, SQL Server, Oracle, T-SQL, Pivotal Cloud Foundry, Microsoft Azure DevOps, CI/CD
1mo
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C++ Software Engineer- 2 Days Onsite- Chicago- FreeWheel
Chicago, Illinois, United States
$110k-$165k/yr HybridFull Time
5+ YOEBachelor's preferred, 5+ years software engineering experience, strong C++ and compiled-language skills, Linux experience, systems-at-scale, performance optimization, observability, on-call participation, and strong communication.
C++, Java, Rust, Go, Linux
1mo
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Software Engineer (Entry-Level) - C++
Chicago, Illinois, United States
$145k/yr OnsiteFull Time
Pursuing a technical bachelor's/master's/PhD (graduating by Aug 2027), experience with modern C++, familiarity with distributed/asynchronous systems, debugging and profiling tools, strong problem solving and communication skills.
C++, Python, Shell, perf, gprof, vtune, GDB, Valgrind, AddressSanitizer
1mo
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Principal Software Developer - Full Stack (Unity, C#)
Austin or San Mateo or Carlsbad or Chicago or Eugene or Toronto
$114k-$180k/yr OnsiteFull Time
6+ YOEB.Sc. or equivalent, 6+ years game/mobile software experience, expert C#, 3+ years Unity, shipped mobile titles, experience with performance profiling, AWS, Kubernetes, Datadog, and git.
Unity, C#, AWS, Kubernetes, Datadog, git, Claude Code
5d
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Software Developer | Core Order Management System | C++ | Experienced Hire
Chicago, Illinois, United States
OnsiteFull Time
Deep modern C++ proficiency, software engineering fundamentals, and knowledge of data structures, algorithms, concurrency, and distributed systems; experience with trading or financial markets preferred.
C++, FIX protocol
1mo
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Senior Engineer - Software
University Park, Illinois, United States
$78k-$134k/yr OnsiteFull Time
5+ YOEBachelor's in software engineering,5+ years engineering experience,web and mobile service development,proficiency with SQL,C#,C++,JavaScript/.NET,REST APIs,strong communication and design skills.
SQL, JavaScript, Angular, React, JQuery, Vue, C#, C++, ASP, .NET Core Framework, REST APIs, Atlassian, SIP, SMS, SMTP, SNMP, HTTPS, RS232, RS485, VoIP, SCADA
5d
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Software Developer | Core Order Management System | C++ | Experienced Hire
Chicago, Illinois, United States
OnsiteFull Time
Deep modern C++ proficiency; strong software engineering, algorithms, concurrency, distributed systems, analytical, debugging, communication, and collaboration skills. Financial markets or trading systems experience preferred.
C++, FIX protocol
1mo
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Embedded Software Engineer III
Buffalo Grove, Illinois, United States
$79k-$113k/yr OnsiteFull Time
6+ YOEABET-accredited bachelor's in computer/software engineering, 6+ years relevant experience, embedded software design knowledge, APQP/NPD and DFMEA experience, proficiency with Linux, C/C++, RTOS; familiarity with C#, Python, JavaScript, HTML, React.
Linux, C, C++, RTOS, C#, Python, JavaScript, HTML, React
1w
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C++ Software Engineer (DV Commodities - Chicago)
New York or London or Chicago
$180k-$250k/yr OnsiteFull Time
7+ YOE7+ years C++ development experience, low-latency trading systems, exchange connectivity knowledge, Linux and networking proficiency, Python/NumPy/pandas familiarity, strong communication and judgment.
C++, C++17, C++20, iLink 3, MDP 3.0, FIX, SBE, Linux, git, Python, NumPy, pandas, Onload, VMA, DPDK, TCP, UDP, SQL, NoSQL
1mo
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Software Engineer (C++ or Python) – 2027 Grads
New York City or London or Singapore or Austin or Chicago
$300k/yr OnsiteFull Time
BS/MS in CS or related; proficient in C/C++ or Python, strong CS fundamentals, Linux/UNIX knowledge, excellent debugging and problem-solving, eligible for full-time roles in 2027.
C/C++, Python, UNIX, Linux
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