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673 software systems engineer jobs at 330 companies in Illinois

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Systems Software Engineer
Chicago, Illinois, United States
$145k-$185k/yr OnsiteFull Time
DRW
DRW: Global proprietary trading firm investing across diverse asset classes.
3+ YOERequires 3+ years of software engineering experience, strong systems programming, Linux administration, networking, server hardware, Ansible, Git, CI/CD, Bash or scripting, and production support experience.
C++, Python, Rust, Ruby, Ansible, Linux, RHEL, DPDK, Git, Kubernetes, Flux, Helm, Bash, perf, eBPF, flamegraphs, tcpdump, CI/CD, GitOps, NUMA, TCP/IP
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1mo
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Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Computing platform for AI and accelerated graphics.
15+ YOEBS, MS, or PhD in computer science, computer engineering, or related field; 15+ years of software development experience; strong distributed systems and C++, Java, and/or Scala skills.
Java, Scala, CUDA, C++, Apache Spark, RAPIDS Spark, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, cuDF, Apache Iceberg, Delta Lake, Unity Catalog, CCCL, UCX, Velox, Presto, Apache Arrow, Apache DataFusion, Parquet, ORC, JSON
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1mo
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Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Computing platform for AI and accelerated graphics.
15+ YOE15+ years software development experience; strong C++, Java or Scala skills; CUDA/C++ experience; distributed systems and OSS data platform familiarity; BS/MS/PhD or equivalent.
Apache Spark, Velox, Presto, Apache Arrow, Apache DataFusion, cuDF, CCCL, UCX, CUDA, C++, Java, Scala, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, RAPIDS
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1mo
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Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Computing platform for AI and accelerated graphics.
15+ YOE15+ years software development experience; strong C++, Java, or Scala skills; experience designing distributed systems; familiarity with Apache Spark and OSS data platform ecosystem; BS/MS/PhD in CS or related (or equivalent experience).
Java, Scala, CUDA/C++, C++, cuDF, CCCL, UCX, RAPIDS Spark, Apache Spark, Parquet, ORC, JSON, Apache Iceberg, Delta Lake, Unity Catalog, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, Velox, Presto, Apache Arrow, Apache DataFusion
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1w
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Systems Engineer/Principal Systems Engineer - Integration & Test
Rolling Meadows, Illinois, United States
$88k-$163k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
2+ YOERequires an engineering degree, 2+ years of related experience for Systems Engineer or 5+ years for Principal level, hardware/software/firmware testing, technical presentations, US citizenship, and Secret clearance eligibility.
DOORS, MATLAB, C, C++, Java, Python, Cameo, Model Based Systems Engineering (MBSE), Verification Cross Reference Matrices (VCRMs), Electromagnetic Interference (EMI), Digital Signal Processing (DSP)
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4w
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Software Engineer, AI & Product Systems
Naperville, Illinois, United States
$80k-$150k/yr OnsiteFull Time
MedPro Disposal
MedPro Disposal: U.S. medical waste disposal and healthcare compliance serving healthcare providers with waste, destruction, and training services.
3+ YOERequires 3+ years shipping production software; Node.js, Next.js 14+, TypeScript, PostgreSQL or Supabase, APIs, LLM integration, real-time systems, testing, CI/CD, and security experience.
Node.js, Next.js, TypeScript, PostgreSQL, Supabase, REST, OAuth2, JWT, WebSockets, SSE, Supabase Realtime, Claude, OpenAI, GitHub Actions, Vercel, Salesforce, Gong, Google Sheets, Velocify, Twilio, Vapi, Bland, n8n, Claude Code, Cursor, jsforce, Puppeteer, React-PDF, Retell, SOQL, CORS
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1mo
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Software Engineer | Market Data Systems
Chicago, Illinois, United States
$200k-$250k/yr OnsiteFull Time
Jump Trading
Jump Trading: Privately held proprietary trading firm using research and technology to trade global financial markets.
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
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2mo
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Senior Software Engineer, Agentic Systems
Chicago or United States
$169k-$208k/yr RemoteFull Time
Horizon3.ai
Horizon3.ai: Horizon3.ai is a private cybersecurity providing organizations with continuous autonomous penetration testing.
5+ YOE5+ years building production software with strong Python; hands-on experience building LLM-powered agents, prompt/context engineering, production LLM reliability, evaluation harnesses, testing and observability.
Python, LLM, AWS Bedrock, Neo4j, NodeZero
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1w
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Quantum Software Engineer - Compiler & Control Systems
Chicago, Illinois, United States
$145k-$170k/yr HybridFull Time
Infleqtion
InfleqtionNYSE: INFQ: Public quantum-technology building neutral-atom computers, precision sensors, and software for governments, enterprises, and research institutions.
Bachelor’s degree in computer science, engineering, physics, or related field; strong programming skills; complex software systems experience; testing, debugging, CI/CD, communication, and collaborative problem-solving abilities.
Python, C++, Rust, CI/CD, Superstaq, Cirq, Qiskit, Stim, FastAPI, PostgreSQL, SQLAlchemy, GCP, AWS, HTML/CSS, React, PyQt
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5d
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Software Engineer
Chicago, Illinois, United States
$120k-$140k/yr HybridFull Time
Arrive Logistics
Arrive Logistics: Private freight brokerage and technology arranging multimodal transportation for shippers and carriers across North America.
3+ YOERequires 3+ years of software engineering experience, strong computer science fundamentals, system design, debugging, analytical problem-solving, large-scale enterprise software, technical documentation, monitoring, and alerting experience.
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23h
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Senior Software Engineer
Florida or California or Alabama or Arizona or Arkansas or Colorado or Connecticut or Georgia or Hawaii or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Nevada or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Vermont or Virginia or Washington or Wisconsin
$148k-$185k/yr RemoteFull Time
Fuze Health
Fuze Health: Private U.S. healthcare technology providing home diagnostics, genomics, digital pharmacy, and clinical services to healthcare partners.
10+ YOEBachelor's degree in engineering or equivalent experience and 10+ years of software engineering experience. Requires backend or full-stack expertise, system design, resilient systems, and modern production engineering practices.
Ruby on Rails, TypeScript, JavaScript, PostgreSQL, Python
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2mo
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Senior Software Engineer - AI/Computer Vision (Camera Systems)
Waltham or Chicago or Boston or Vancouver or Krakow
$140k-$170k/yr HybridFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Global leader in mission-critical communications and security technology.
4+ YOEBachelor's degree and 4+ years software engineering experience with 3+ years C++ development. Experience with camera systems, embedded Linux, model deployment on embedded platforms, Python, Git, and strong problem-solving and communication skills.
C++, Python, OpenCV, TensorFlow, PyTorch, ONNX Runtime, GitHub Actions, Azure DevOps, Git, Linux
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1mo
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Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
Kranze Technology Solutions
Kranze Technology Solutions: Defense technology providing digital interoperability, tactical networking, and infrared countermeasure systems to U.S. military customers.
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
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8h
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Engineer, Software
East Moline, Illinois, United States
$75k-$112k/yr OnsiteFull Time
John Deere
John DeereNYSE: DE: Global leader in agricultural and construction equipment manufacturing.
Bachelor's degree in computer science, electrical, computer, or software engineering preferred; experience with C/C++ or MATLAB/Simulink, embedded Linux or real-time systems, and strong problem-solving and communication skills.
C, C++, MATLAB, Simulink, Stateflow, embedded Linux, Qt, QML, Python, Git
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Software Engineer, Wallet
Menlo Park or New York City or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
$166k-$195k/yr HybridFull Time
Robinhood Crypto
Robinhood CryptoNASDAQ: HOOD: Wholly owned U.S. crypto subsidiary providing retail customers cryptocurrency trading, custody, transfers, and staking.
2+ YOE2+ years of software development experience; backend expertise in Go, Python, or Java; cloud-native architecture, system design, data modeling, and software engineering fundamentals required.
Go, Python, Java, EVM blockchains, smart contracts
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1mo
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Principal/Sr. Principal Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$204k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
5+ YOESTEM degree with 5+ years (Principal) or 8+ years (Sr Principal) experience, proficiency in systems thinking, model-based systems engineering, simulation/mission modeling, and listed software/tools; U.S. citizenship and active government clearance required.
MATLAB, C, C++, CUDA, VHDL, OpenCL, SysML, Python, Cameo, Rhapsody, AFSIM, STK, BRAWLER, ATCOM, ONESAF, DOORS, ClearCase, ClearQuest
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Software Engineer I
Columbus or Alaska or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Hawaii or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Vermont or Washington or West Virginia or Wisconsin or Wyoming
$82k-$101k/yr HybridFull Time
Cummins Inc.
Cummins Inc.NYSE: CMI: Global power leader in engines, powertrains, and energy solutions.
Bachelor's degree in computer science, engineering, or related field; software engineering experience preferred. Requires AWS, APIs, databases, cloud, Agile, testing, and distributed systems familiarity.
AWS, APIs, databases, telemetry, logging platforms, Microsoft Excel
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6d
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Principal Software Engineer
United States or Chicago or Hawaii
$153k-$205k/yr RemoteFull Time
iManage
iManage: AI knowledge-work software helping legal, accounting, and financial-services organizations manage documents, email, and governed knowledge.
7+ YOEBachelor's degree in engineering, computer science, or related field and 7 years of software engineering experience, including .NET, C# or Python, databases, distributed systems, Linux, and CI/CD in cloud environments.
Microsoft .NET, C#, Python, Linux, CI/CD, AKS
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2w
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Senior Software Engineer
Illinois, United States
$126k-$190k/yr HybridFull Time
Relativity
Relativity: Private legal data intelligence providing AI-powered e-discovery software to law firms, corporations, and government agencies.
5+ YOEBachelor's degree or equivalent practical experience, 5+ years in software engineering, cloud-native or distributed systems expertise, and experience with production ownership, multi-tenant systems, CI/CD, testing, observability, and incident response.
React, .NET, GitHub Copilot, Cursor, Claude Code
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1w
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Senior Software Engineer
Dallas or Chicago
HybridFull Time
Newmark
NewmarkNASDAQ: NMRK: Global commercial real estate advisory and service provider.
12+ YOERequires 12+ years of software engineering experience, full-stack architecture expertise, cloud-native distributed systems knowledge, agentic AI experience, and leadership across multiple engineering teams. Bachelor's degree preferred.
JavaScript, TypeScript, React, Next.js, C#, Node.js, Java, REST, GraphQL, Azure, AWS, GCP, LangChain, AutoGen, Semantic Kernel, MCP, SQL, CI/CD, Docker, Kubernetes, Kafka, Event Hubs, Kinesis
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