299 c software engineer jobs at 160 companies in Elmhurst, IL
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
GTS: Electronic market maker providing liquidity to global financial markets.
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.
Headlands Technologies: A global proprietary trading firm utilizing quantitative algorithms.
Strong C++ ability, fundamentals of software engineering, experience building scalable distributed systems, network programming, and performance optimization; computing degree preferred or extensive professional experience.
DRW: Technology-driven principal trading firm operating in global financial markets
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.
Balyasny Asset Management: Global multi-strategy investment firm managing diverse financial assets.
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.
Balyasny Asset Management: Global multi-strategy investment firm managing diverse alternative asset classes.
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.
Krakow or Hyderabad or New York City or Chicago or London or Singapore or Hong Kong or Tokyo
HybridFull Time
Pico: Provides managed infrastructure and data services to financial markets.
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.
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.
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOEBachelor's or Master's in a technical field, minimum 3 years software engineering, proficiency in C/C++ and Linux/Unix, ability to obtain TS/SCI clearance, strong communication and problem-solving skills.
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor’s in CS/CE/EE (or equivalent),3+ years software engineering,proficiency in C/C++ and Linux/Unix,ability to obtain TS/SCI clearance,strong communication and problem-solving skills.
(Senior) Software Engineer - Data Management ( C#, Go or C++)
Munich or Chicago or Heidelberg or San Diego or Tel Aviv
HybridFull Time
Snke OS: Orchestrating healthtech for efficient and patient-centered care.
3+ YOE3+ years software development experience; proficiency in C#, Go or C++; experience with automated testing, HTTP/REST/JSON, gRPC/Protobuf, microservices; familiarity with healthcare standards (DICOM, HL7, FHIR); very good English.
C++ Software Engineer- 2 Days Onsite- Chicago- FreeWheel
Chicago, Illinois, United States
$110k-$165k/yrHybridFull Time
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
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.
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
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.
DKW Communications: Provides IT modernization and cybersecurity services for government agencies.
5+ YOEU.S. citizen able to obtain Secret clearance; Bachelor's in engineering/computer science; 5+ years software development for modeling and simulation; experience with Windows and Linux; proficiency in Assembly, C/C++, .NET, Java; CompTIA Security+ preferred.
Assembly, C, C++, Microsoft .Net, C#, VB, Java, Microsoft Windows, Windows 7, Windows 10, Windows Server 2008R2, Windows Server 2012R2, Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Linux
Principal Software Developer - Full Stack (Unity, C#)
Austin or San Mateo or Carlsbad or Chicago or Eugene or Toronto
$114k-$180k/yrOnsiteFull Time
Zynga: Develops and publishes social and mobile video games globally.
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
JLLNYSE: JLL: Global commercial real estate and investment management services.
Bachelor's in CS/Engineering/MIS or equivalent; proficiency in C, C++, C#, SQL, Transact-SQL, ASP.NET, HTML/CSS/JavaScript/jQuery; experience with RDBMS/Microsoft SQL Server and IIS; strong OOP and DB design skills.
C, C++, C#, SQL, Transact-SQL, ASP.NET, HTML, CSS, JavaScript, jQuery, RDBMS, Microsoft SQL Server, Microsoft IIS, Android, iOS
PMA Consultants: Provides project management and construction consulting services for infrastructure projects.
3+ YOE3+ years software engineering experience including C# and C++; experience with MFC, SmartBear, database-integrated applications, Jira, version control, and automated testing; Bachelor’s in CS or related required.
C++, C#, Microsoft Foundation Class, SmartBear, Jira, TestComplete
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBS in Electrical/Computer Engineering (or related STEM) with 2+ years experience (or MS with 0+ years). Experience with C#, C, Java or LabWindows CVI; troubleshooting hardware/software/firmware; test software development; ability to obtain Secret clearance; US citizenship required.
Federal SignalNYSE: FSS: Manufacturer of infrastructure maintenance and public safety equipment.
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.
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor's in ECE/Computer Engineering or related STEM with 2+ years (or MS with 0+ years). Experience with C#, C, Java, SQL, version control, Agile tools; US citizenship and ability to obtain Secret clearance.