50 network software engineer jobs at 32 companies in Chicago, IL

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
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).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Principal Software Development Engineer (IC4) - Network Region Build (NRB)
United States or Abilene or Austin or Nashville or Chicago or Pittsburgh or Philadelphia or Saline
$115k-$235k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
6+ YOEStrong software engineering in Python/Java/Go/Rust, networking fundamentals (BGP, TCP/IP, IPv6), experience with distributed systems, Git and CI/CD, Linux production environments; 6+ years experience.
Python, Java, Go, Rust, Git, GitHub Copilot, ChatGPT Enterprise, Oracle AI, Codex, YANG, OpenConfig, NETCONF, gNMI, OCI - DNS, TCP/IP
2mo
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Senior Software Engineer, Salesforce (Global Payment Network)
Houston or Riverwoods
$147k-$168k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
3+ YOE3+ years software eng/Salesforce eng; Salesforce certified preferred; cloud experience a plus; salary in Houston or Riverwoods.
JavaScript, HTML, CSS, TypeScript, SQL, Java, Apex, VisualForce, Lightning, SOQL, REST, SOAP
2mo
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C++ Software Developer
Amsterdam or Chicago or London or New York City
OnsiteFull Time
Headlands Technologies
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.
C++, Linux
1w
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Software Engineer
Lisle, Illinois, United States
$90k-$190k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in CS/CE/EE,5+ years experience,proficiency in C/C++/Python,Windows/Linux/Unix,EMBEDDED and networking experience,TS/SCI clearance required (sponsorship available).
C, C++, Python, Windows, Linux, Unix, TCP/IP, ARM, MIPS, x86, PowerPC
3w
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Software Engineer - Trading Strategies
Chicago, Illinois, United States
$200k/yr OnsiteFull Time
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Experienced engineers with strong CS fundamentals, systems-level programming (C/C++), Linux and networking knowledge, project leadership experience, ownership mindset, and ability to work with traders and researchers.
C, C++, Linux, FPGA
1w
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Software Developer
Chicago, Illinois, United States
$225k/yr OnsiteFull Time
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
Degree in CS/Math/Physics or related expected by June 2027; proficiency in C++, Java or Python; experience with multi-threading, network programming (TCP/IP), API design, data processing, and algorithms.
C++, Java, Python, TCP/IP
5d
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Software Engineer | Market Data Systems
Chicago, Illinois, United States
$200k-$250k/yr OnsiteFull Time
Jump Trading
Jump Trading: Global proprietary trading firm specializing in algorithmic and high-frequency strategies
5+ YOE5+ years building production software in performance-critical environments; strong C++ and Rust experience; real-time streaming and low-latency systems expertise; concurrency, memory, and network programming skills.
C++, Rust, TCP, UDP, multicast, Linux
1mo
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Trading Strategy Software Engineer
Chicago, Illinois, United States
HybridFull Time
BlackEdge Capital
BlackEdge Capital: Proprietary trading firm specializing in options market making.
Strong command of modern C++ for performance-critical, low-latency systems; deep OS/memory/concurrency knowledge; ability to co-design with FPGA hardware; collaborative communication skills. FPGA, kernel-bypass networking, ML, or market microstructure experience preferred.
C++, FPGA, HLS, ef_vi, OpenOnload, DPDK
2w
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Software Engineer III, Device Connectivity
Atlanta or Boston or Chicago or Denver or Los Angeles or New York City or San Francisco or Austin or United States
$130k-$160k/yr RemoteFull Time
Flock Safety
Flock Safety: Sells AI-powered cameras and software for public safety surveillance.
3+ YOE3+ years in embedded/OS-level development, deep Android/AOSP and cellular connectivity experience, telemetry and networking proficiency, strong cross-functional collaboration and communication.
Android, AOSP, SELinux, Radio Interface Layer (RIL), AT commands, eSIM, Qualcomm, TCP/IP
1mo
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Staff Software Engineer - Scala
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or District of Columbia or Wisconsin or United States
$160k-$200k/yr HybridFull Time
NinjaTrader
NinjaTrader: Provides futures brokerage services and a trading software platform.
8+ YOEBachelor's degree in CS or related, 8+ years building reactive, message-driven distributed near real-time systems, 5+ years Scala, experience with Kubernetes and cloud (e.g., Google Cloud Platform), CI/CD (Jenkins/GitHub Actions), strong debugging and networking protocol knowledge.
Scala, Akka, Kubernetes, Google Cloud Platform, Jenkins, GitHub Actions, HTTP/HTTPS, WebSockets, TLS, DNS, TCP/IP
2w
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R&D SW Engineer
Pittsburgh or Plano or Durham or Lisle
$110k-$176k/yr OnsiteFull Time
Broadcom
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
8+ YOESenior mainframe software engineer with 8+ years z/OS development, mastery of REXX, SMF parsing, mainframe debugging tools, familiarity with network security protocols, and experience delivering production software.
z/OS, REXX, SMF, zERT, XDC, IPCS, SYSLOG, TLS, SSH, IPSEC, Assembler, Metal C, JCL, ISPF, CLIST, IBM C, RESTful API, ZOWE, Endevor, NetMaster, SOLVE, TCP/IP, RACF, ACF2, Top Secret
3w
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Senior Software Test Engineer
Oak Brook, Illinois, United States
HybridContract
FEV North America
FEV North America: Develops and tests propulsion systems and vehicle technologies.
5+ YOEBachelor's in engineering/computer science, 5+ years in embedded software test automation, strong Python, experience with CANoe/CANalyzer, Qt/QML/Squish, virtualization/emulation, network protocols (ISO11783, J1939, ISO25119, NMEA 2000), and git/CI/CD.
Python, CANoe, CANalyzer, Qt, QML, Squish, Robot Framework, Yocto, git, CI/CD, C++, ISO11783, J1939, ISO25119, NMEA 2000
3w
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Cross Platform Embedded Software Developer
Lincolnshire, Illinois, United States
$100k-$130k/yr OnsiteFull Time
Snap-on
Snap-onNYSE: SNA: Designs and manufactures professional tools and diagnostic equipment.
5+ YOE5+ years C/C++ embedded experience with RTOS, familiarity with Android, strong debugging and communication skills, experience with multi-threading, ARM-based designs, and embedded networking protocols.
C, C++, Android, IAR Integrated Development Environment, Visual Studio, Windows SDKs, Android Studio, Android SDK, SMX RTOS, RTOS, ARM, Cortex-M7, STM32H7, Tara Systems Embedded Wizard, GitHub Copilot, Bluetooth, Wi-Fi, HTTPS, Sockets
1mo
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Sr. Programmatic RTB Software Engineer
Reston or Chicago or New York City
$130k-$213k/yr RemoteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
3+ YOEBachelor's degree preferred, 3+ years relevant experience, C++ and Python experience, distributed systems and network programming, DB design, Open RTB familiarity, SDLC/Agile knowledge, ability to work global/variable hours.
C++, Python, Open RTB, Agile, SDLC
1mo
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Principal Systems Engineer (Chicago, IL, US)
Chicago, Illinois, United States
OnsiteFull Time
SES
SESEuronext Paris: SESG: Provides global satellite-based video and data connectivity services.
4+ YOELead design and development of IFEC systems and related networks; define system requirements; collaborate with product, software, and hardware teams.
Docker, VMs, Jama Connect, QUIC, TCP/IP, HTTP, 802.11, SD-WAN, firewalls, networking protocols
1w
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Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
Kranze Technology Solutions
Kranze Technology SolutionsNYSE: SPXC: Develops countermeasure systems and networking solutions for military aircraft.
10+ YOEBachelor's degree in engineering with 10+ years experience, strong networking and routing knowledge, Linux and C/C++ proficiency, hardware/software troubleshooting, ability to obtain US security clearance and to travel.
Linux, C/C++, MANET, HAIPE
2mo
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Field Service Engineer 2
Chicago, Illinois, United States
$110k-$120k/yr OnsiteFull Time
Solutech
Solutech: Independent service provider for radiotherapy and diagnostic imaging systems.
Electro-mechanical engineering experience; micro-computer/PC systems; customer-focused; fluent in English and local language; good documentation and software/network skills; able to diagnose mechanical, software and imaging issues.
1w
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Industrial Project Engineer
Chicago or Farmington
$34-$42/hr OnsiteFull Time
TRUMPF
TRUMPF: Manufactures industrial machine tools and laser technology systems.
1+ YOEBachelor's degree in engineering or related field,1-2 years relevant experience,knowledge of MS SQL Server,Windows Server,system networking and client-server software;CAD/CAM and ERP/MRP integration desirable.
Oseon, TruTops Boost, MS SQL Server, Windows Server, CAD/CAM
1mo
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Field Service Engineer IL
Chicago or Israel
$32-$38/hr FieldFull Time
UVeye
UVeye: Automated AI-driven vehicle inspection and diagnostic systems.
4+ YOE4+ years field engineering experience installing hardware/software, leading on-site teams, strong civil/electrical/mechanical and networking skills, Linux and AutoCAD experience, valid driver’s license, willingness to travel up to 90% across the US.
Linux, AutoCAD, Autodesk
1w
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Application Developer
Oakbrook Terrace, Illinois, United States
$97k-$130k/yr OnsiteFull Time
Spotless Brands
Spotless Brands: Operates regional car wash and automotive detailing service brands.
5+ YOE5+ years software development experience, bachelor's degree, proficiency in C#, Java or C++, Python, strong SQL and cloud (Azure/AWS) skills, SDLC/Git and networking knowledge.
C#, Java, C++, Python, SQL Server, MySQL, PostgreSQL, Microsoft Azure, AWS, Git, POS, ERP, HCM/HRIS