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1,733 senior software developer jobs at 600 companies in Illinois

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Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr OnsiteFull Time
Warrior Insurance Network
Warrior Insurance Network: Private insurance marketing organization serving independent agents and member carriers with personal and commercial auto products.
5+ YOEBachelor's degree or equivalent experience, 5+ years of software development, and advanced proficiency with C#, .NET, React, Git, Agile, CI/CD, software architecture, testing, and AI-assisted development tools.
C#, .NET, React, Git, Agile, CI/CD, Microsoft Azure, AWS, SQL, REST APIs, Claude Code, Codex, GitHub Copilot
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1mo
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Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr HybridFull Time
Preferred Risk Insurance Services
Preferred Risk Insurance Services: Insurance-services providing accounting, marketing, legal, claims, and technology support to insurance businesses.
5+ YOE5+ years professional software development experience; advanced proficiency with C#, .NET, React; Git; CI/CD and automated testing experience; bachelor's in CS/Engineering or equivalent.
C#, .NET, React, Git, Microsoft Azure, AWS, Claude Code, Codex, GitHub Copilot, SQL
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6d
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Senior Software Engineer
Chicago, Illinois, United States
RemoteFull Time
Independence Pet Holdings
Independence Pet Holdings: Private U.S. pet health holding serving pet parents through insurance, education, and lost-pet recovery services.
Senior experience with JavaScript/TypeScript, React, a full-stack React framework, .NET/C#, Node.js, PostgreSQL, Drizzle ORM, RESTful APIs, Git, software architecture, and security practices.
JavaScript, TypeScript, React, Next.js, Remix, React Router 7, SvelteKit, .NET, C#, Node.js, PostgreSQL, Drizzle ORM, RESTful APIs, Git
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1w
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Senior Software Engineer
Elgin, Illinois, United States
$87k-$116k/yr OnsiteFull Time
Teledyne LeCroy
Teledyne LeCroy: Teledyne LeCroy is a test-and-measurement manufacturer serving engineers who design and validate electronic devices.
7+ YOERequires 7+ years developing embedded software with Qt and C++, 3+ years with Qt/QML, Linux multithreaded development, UX experience, and a BSCS, BSCE, or BSEE degree.
Qt, QML, C++, Linux, Java, Python, Linux kernel, TCP/IP
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Senior Software Engineer
United States or California or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or New York or New York City or Vermont or Washington or Washington
$150k-$180k/yr RemoteFull Time
Credly
Credly: A global education focused on creating learning materials and digital education services.
5+ YOE5+ years software development experience; deep expertise in software architecture, system design, scalability, cloud-native design, security; proficiency with Ruby on Rails, React, AWS, and PostgreSQL; strong communication and mentoring skills.
Ruby on Rails, React, AWS, PostgreSQL
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Senior Software Engineer
Chicago, Illinois, United States
HybridFull Time
Attune
Attune: Healthcare voice AI platform automating patient and member engagement for health plans, providers, and value-based care organizations.
7+ YOERequires 7+ years of software development experience, web, backend, and AI expertise, leadership and mentoring ability, and proficiency with listed programming languages, frameworks, APIs, databases, AWS EKS, and Kubernetes.
LangGraph, LangChain, MCP, LLMs, RAG, Typescript, React, NextJs, Python, Java, WebSockets, SSE, REST APIs, service workers, Spring, Redis, Postgres, AWS EKS, Kubernetes
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1w
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Senior Software Engineer
Menlo Park or New York City or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
HybridFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides brokerage, crypto, advisory, and banking services.
5+ YOERequires 5+ years of software engineering experience, strong Python or Go coding skills, distributed systems expertise, and experience with load testing, fault injection, chaos engineering, or developer infrastructure.
Python, Go, Kubernetes, CI/CD
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2w
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Senior Software Engineer
Portland or North Dakota or Montana or Maine or Ohio or Nebraska or Phoenix or Louisiana or Texas or Nevada or Georgia or Tampa or Mississippi or Colorado or Denver or Wyoming or Wisconsin or West Virginia or Vermont or Richardson or Arkansas or Dallas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or Plano or New Mexico or New Hampshire or Kentucky or Alabama or Philadelphia or South Carolina or Austin or Illinois or Atlanta or Missouri or Iowa or Tennessee or Boulder or North Carolina or Minnesota or Kansas or Houston or Alaska or Chicago or Rhode Island or Washington or Virginia or Utah or Oregon or Florida or Miami or Oklahoma
$139k-$204k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Global leader in networking, cybersecurity, and cloud-native technology solutions.
5+ YOEBachelor's degree with 5+ years, master's with 3+ years, or PhD with 1+ year; production software development, testing, troubleshooting, code reviews, technical design, scalability, reliability, and security experience.
AI/ML, generative AI, LLMs, AI agents
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3w
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Senior Software Engineer
Illinois, United States
$60k-$100k/yr RemoteFull Time
Streamline Healthcare Solutions
Streamline Healthcare Solutions: Private behavioral-health EHR software serving providers and state and local health departments.
5+ YOEBachelor's degree in computer science, computer engineering, or related field; 5+ years of .NET development; healthcare EDI, SQL Server, SSRS, ASP.NET, C#, jQuery, and software testing experience.
Azure DevOps, SQL Server, SQL Server Reporting Services (SSRS), .NET, ASP.NET, C#, jQuery, ADO.NET, EDI, CMS, HIPAA, PPACA, Medicaid, Medicare, UB04
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1mo
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Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr RemoteFull Time
RB Global
RB GlobalNYSE: RBA: Omnichannel marketplace for commercial assets and vehicles.
10+ YOEBachelor's in CS/IT, 10+ years software development with backend Java experience; proficiency in Python/Go, Spring Framework, cloud platforms, containerization, relational databases, CI/CD, and strong communication.
Java, Python, Go, Spring Framework, Spring Boot, Spring Data, Spring Security, MySQL, PostgreSQL, AWS, Azure, GCP, Docker, Kubernetes, React, Angular
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2w
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Senior Software Developer - Web
Waukegan, Illinois, United States
$96k-$148k/yr OnsiteFull Time
Uline
Uline: North America's leading distributor of shipping and packaging materials.
5+ YOEBachelor's degree in computer science, information technology, or related field; 5+ years of software development experience; web or e-commerce development using .NET, Java, JavaScript, or TypeScript; SQL experience.
.NET, Java, JavaScript, TypeScript, SQL
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2mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k-$183k/yr HybridFull Time
Caterpillar Inc.
Caterpillar Inc.NYSE: CAT: Global manufacturer of construction and mining equipment and engines.
5+ YOEBachelor's in computer science/IT/software engineering,5 years SFMC developer experience,Salesforce Marketing Cloud certification,experience with email marketing,AMPscript,GTL,CSS,HTML,SQL,SDLC,Agile tools.
Salesforce Marketing Cloud, AMPscript, GTL, CSS, HTML, SQL, SDLC, Azure DevOps, JIRA
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2w
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*Senior Software Engineer
Schaumburg, Illinois, United States
$155k/yr HybridFull Time
Zurich North America
Zurich North AmericaSIX Swiss Exchange: ZURN: Zurich U.S. is a private commercial and specialty insurance provider serving businesses across the United States.
5+ YOEBachelor's degree in computer science, software engineering, or related field plus 5 years' experience. Requires Python, JavaScript, API and front-end development, Git, Agile, and Azure, AWS, and GCP experience.
Python, JavaScript, GIT, Azure, AWS, GCP
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$140k-$160k/yr OnsiteFull Time
Supernova Technology
Supernova Technology: Private fintech providing cloud-based securities-based lending software to banks, wealth managers, and financial advisors.
5+ YOE2+ Mgmt5+ years software development experience, 2+ years people leadership; strong Java and Python skills; experience with Spring Boot, ETL/data pipelines, Docker, CI/CD, production operations, and client-facing delivery.
Java, Python, Spring Boot, Docker, AWS, Azure, CI/CD
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2mo
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Senior Software Engineer
North Chicago, Illinois, United States
OnsiteFull Time
DKW Communications
DKW Communications: Small disadvantaged IT and telecommunications contractor serving more than 40 U.S. federal government customers.
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
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Senior Software Engineer
San Francisco or Miami or Atlanta or Salt Lake City or Phoenix or Washington D.C. or Los Angeles or Seattle or Chicago or Boston or Austin or New York City
$153k-$205k/yr RemoteFull Time
Circle Internet Group, Inc.
Circle Internet Group, Inc.NYSE: CRCL: Public financial technology providing stablecoin, digital-asset, payments, and blockchain infrastructure to businesses and developers.
6+ YOE6+ years professional software development with Java and Go; bachelor’s in CS or equivalent; led small technical teams; experience with payment systems, RESTful APIs, cloud services, and SQL; strong system design, testing, and communication skills.
Java, Go, AWS, Google Cloud, Microsoft Azure, SQL, NoSQL, RESTful API
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2mo
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Senior Software Engineer
New York City or Asbury Park or Boston or Chicago or Baltimore
$160k-$180k/yr HybridFull Time
Solar Landscape
Solar Landscape: Commercial rooftop solar developer that builds, owns, and operates solar and storage infrastructure for owners and communities.
5+ YOE5+ years software engineering experience; lead full-stack development with TypeScript, Node.js, Python, Next.js, Tailwind CSS; experience with Microsoft Azure, Azure DevOps, GitHub, Jira, EMU/AI-enabled features, and leading/mentoring engineers.
TypeScript, Node.js, JavaScript, Next.js, Tailwind CSS, Python, Microsoft Azure, Microsoft Azure DevOps, GitHub, Jira, Figma, Microsoft Dynamics, Microsoft Business Central, Microsoft PowerApps, Microsoft Power BI
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Senior Software Engineer
Chicago, Illinois, United States
$153k-$183k/yr HybridFull Time
Caterpillar Inc.
Caterpillar Inc.NYSE: CAT: Global manufacturer of construction and mining equipment and engines.
5+ YOEBachelor's in CS/IT/Software Engineering or related and 5+ years as a Salesforce Marketing Cloud developer; SFMC certification(s); experience with email marketing, customer journeys, AMPscript, GTL, CSS, HTML, SQL, SDLC, and Agile tools (Azure DevOps or JIRA).
Salesforce Marketing Cloud, AMPscript, GTL, CSS, HTML, SQL, Azure DevOps, JIRA
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2w
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Senior Software Developer - Web
Waukegan or Glenview
$96k-$148k/yr OnsiteFull Time
Uline
Uline: North America's leading distributor of shipping and packaging materials.
5+ YOEBachelor's degree in computer science, information technology, or related field; 5+ years of software development experience; web application experience with .NET, Java, JavaScript, or TypeScript; SQL proficiency.
.NET, Java, JavaScript, TypeScript, SQL
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Senior Software Engineer, Middleware
Oak Brook, Illinois, United States
$160k/yr HybridFull Time
Chamberlain Group
Chamberlain Group: Private global manufacturer of intelligent access hardware and cloud-connected solutions for homes, businesses, and communities.
5+ YOEBachelor's degree in computer science, computer engineering, or related field; 5 years of software development experience; Microsoft technology stack, cloud development, CI/CD, Agile/Scrum, and technical documentation skills.
.NET, C#, Microsoft Azure, SQL, Microsoft Visual Studio, GIT, NoSQL, RabbitMQ, Azure Service Bus, AWS EventBridge, RESTful services, CI/CD, Agile, Scrum, ISO 27001
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