4,281 software jobs at 1,540 companies in Crystal Lake, IL
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Software Engineer
Chicago, Illinois, United States
OnsiteFull Time
Software engineering role in the Information Technology department based in Chicago.
1mo
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Software Developer
Chicago, Illinois, United States
$135k-$232k/yr OnsiteFull Time
7+ YOEBachelor's or Master's in CS/Software Engineering/IT, 7+ years programming experience (Python, C++, Java, JavaScript, SQL), CI/CD and source control, industrial software and cloud deployments, secure coding, diagnostics, willingness to travel ~20%, authorized to work in the US without sponsorship.
Python, C++, Java, JavaScript, SQL, WinCC OA, UNS, MTP, Edge, InsightHub, CI/CD, AI/ML
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Associate Software Engineer / Software Engineer
Chicago or Dallas or Toronto
$60k-$125k/yr HybridFull Time
Degree in computer science or equivalent; foundational software engineering knowledge; familiarity with cloud, CI/CD, automated testing, Agile, Jira/Confluence; eagerness to learn and grow.
Go, React, C#, Python, gRPC, SQL, REST APIs, Google Cloud Platform, Kubernetes, Terraform, Jira, Confluence, AI tools
2d
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Remote Software Developer
Chicago or Canada or Europe
$200-$300/hr RemoteContract
3+ YOE3+ years of software engineering experience; full-stack development and scalable production software expertise; strong architecture, debugging, code review, and communication skills.
Python, JavaScript, ReactJS, C, C++, Java, Rust, Go
1d
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Senior Software Engineer
Chicago or Peoria or Irving
$113k-$183k/yr OnsiteFull Time
Strong software development and SDLC expertise; Python, OOP, CI/CD, Git, AWS, Snowflake, software architecture, testing, and AI coding assistant experience preferred.
Python, Git, Jenkins, GitHub Actions, Azure DevOps, AWS Lambda, Amazon Kinesis, Amazon EventBridge, Amazon CloudWatch, AWS CloudFormation, Amazon DynamoDB, AWS Fargate, Amazon S3, Amazon SageMaker, AWS IAM, Amazon RDS, Snowflake, GitHub Copilot, Claude Code
1w
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Software Developer
Bannockburn, Illinois, United States
$105k-$115k/yr HybridFull Time
3+ YOEBachelor's in CS or related, 3+ years software development with .NET emphasis, proficiency in C#, VB.Net, MVC, SQL, web technologies, Visual Studio and Azure DevOps.
.NET, C#, VB.Net, MVC, SQL, HTML, CSS, JavaScript, jQuery, AJAX, API, SOA, Visual Studio, Azure DevOps, CI/CD, Telerik UI for ASP.NET AJAX/MVC, NetSuite
6d
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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
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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Software Engineer
Des Plaines, Illinois, United States
$90k-$150k/yr OnsiteFull Time
Bachelor's or Master's degree preferred; proficiency in Python, OOP, Linux (RHEL a plus); hardware/software troubleshooting; ability to obtain US security clearance (US citizenship required).
Python, Tkinter, JIRA, Confluence, BitBucket, C++, JavaScript, Linux, RHEL
1w
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Software Engineer
Chicago or New Jersey or Atlanta or Dallas
$54k-$122k/yr HybridFull Time
Experienced software engineer with Scala, functional programming, microservices, RESTful APIs, cloud platforms, big data, stream processing, frontend frameworks, CI/CD, and distributed systems expertise.
Scala, Akka, Play Framework, Spark, Java, RESTful APIs, AWS, Microsoft Azure, Google Cloud Platform, React, Angular, Vue.js, Kafka, Spark Streaming, Akka Streams
5d
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Software Engineer
Schaumburg, Illinois, United States
$73k-$130k/yr RemoteFull Time
3+ YOEBachelor's degree in computer science or engineering; 3+ years full-lifecycle software development; 2+ years HTMX; 1+ year Go building services, APIs, and web applications.
Go, HTMX, Microsoft .NET, React, Tailwind, Microsoft Azure, GitHub Copilot, Microsoft 365, Terraform, Helm, Flux, Kubernetes, Splunk, Grafana, Prometheus, Dynatrace, Application Insights, OWASP, HIPAA, MS SQL, PostgreSQL
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Software Developer - DevOps
Montreal or Chicago
OnsiteFull Time
3+ YOERequires 3–7 years building and operating software systems, strong Python, Kubernetes, CI/CD, Linux, PostgreSQL, RabbitMQ, software engineering, testing, communication, and independent project leadership.
Python, Kubernetes, PostgreSQL, RabbitMQ, Linux, CI/CD
1d
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Associate Software Engineer
Rolling Meadows, Illinois, United States
$73k-$109k/yr OnsiteFull Time
1+ YOEBachelor's degree in computer science, computer engineering, or similar engineering discipline; 1+ year software engineering experience; C++, scripting, embedded systems, software architecture, and version control familiarity; U.S. citizenship required.
C++, Python, Bash, Batch, Git, GitLab, GitHub, Bitbucket, ClearCase, Rally, Jira, Linux, VxWorks, Waterfall Methodology, Agile
3w
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Software Engineer
Chicago, Illinois, United States
$110k-$130k/yr OnsiteFull Time
3+ YOE3+ years software development; proficiency in Java and Python; experience with Spring Boot, RESTful APIs, microservices, Docker, Kubernetes, CI/CD, Git, and cloud platforms (AWS/Azure). Strong communication and production ops skills.
Java, Spring Boot, AWS, Python, Git, Docker, Kubernetes, CI/CD, Azure
1mo
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Software Engineer
Chicago or Toronto
$100k-$125k/yr HybridFull Time
4+ YOE4+ years professional software engineering experience, strong Java (Spring Boot preferred), REST API and event-driven service experience, familiarity with relational databases/MyBatis, CI/CD and automated testing, and strong communication skills.
Java, Spring Boot, MyBatis, CI/CD
2mo
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Software Engineer
Chicago, Illinois, United States
$74k-$137k/yr OnsiteFull Time
3+ YOE3+ years software development in distributed environments; proficient in Scala, Python or Java; experience with Apache Spark, Hadoop, Hive; experience with cloud platforms (AWS, Azure, GCP, Databricks); BA/BS in CS or related field preferred.
Scala, Python, Java, Apache Spark, Hadoop, Hive, Databricks, AWS, Azure, GCP, Kubernetes, Docker, Airflow
3w
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Software Engineer
Boston or Chicago or New York City
OnsiteFull Time
7+ YOE7+ years software engineering experience; full-stack with TypeScript, React, Python; REST/GraphQL APIs; cloud (Azure/AWS/GCP); Git and CI/CD; AI-assisted tools; consulting and client-facing experience; bachelor's degree required.
TypeScript, React, Python, REST APIs, GraphQL, Azure, AWS, GCP, Git, CI/CD, Cursor, Copilot, Claude
2mo
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Software Developer
Chicago, Illinois, United States
$135k-$232k/yr OnsiteFull Time
7+ YOEBachelor's or Master's in CS/SE/IT; 7+ years programming (Python, C++, Java, JavaScript, SQL); experience with source control, CI/CD, industrial software stacks, cloud deployment, mission-critical systems; willing to travel 20%; authorized to work in the US without sponsorship.
Python, C++, Java, JavaScript, SQL, WinCC OA, UNS, MTP, Edge, InsightHub, CI/CD, APIs, SDKs, AI/ML
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Sr. Software Developer
Pleasant Prairie, Wisconsin, United States
$143k/yr OnsiteFull Time
5+ YOEBachelor's in Computer Engineering or related plus 5+ years progressive software development experience; experience with databases, web applications, software security, version control, scalable system design, SQL/NoSQL, Linux/Windows/Mobile/Web platforms, CI/CD, containerization, and cloud services.
Database software, SQL, NoSQL, Version Control Software, Linux, Windows, CI/CD, containerization, cloud services
2w
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Staff Software Engineer
Chicago or San Francisco or Boston
$150-$180/yr RemoteFull Time
Proven software engineering experience with AI agents and full-stack development, architecture ownership, cloud platform experience, and strong communication skills.
Claude Code, GitHub Copilot, AWS Agent Core, Azure AI Foundry, Google Vertex AI Agents, Model Context Protocol (MCP), LangChain, LangGraph, AutoGen, CrewAI, Semantic Kernel, Python, React, Vue.js, Angular, AWS, Azure, GCP, Pinecone, Weaviate, pgvector, LangSmith, Arize, Weights & Biases, Docker, Kubernetes, GitHub Actions
2mo
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Senior Software Engineer
Chicago, Illinois, United States
OnsiteFull Time
3+ YOEExperience in software engineering; low-latency C++ at major exchanges; Python/Bash; Linux; multithreading; IPC; SQL; strong communication skills.
C++, Python, Bash, Linux, SQL, Gitlab CI/CD, Solarflare network stack, multithreading, IPC