70 sr java developer jobs at 16 companies in Belvidere, IL
2mo
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Principal/Sr. Principal Modeling & Simulation Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yr OnsiteFull Time
5+ YOEUS citizen able to obtain/maintain Secret clearance; BS/MS/PhD in STEM with 5+ / 3+ / 1+ years (Principal) or 8+ / 6+ / 4+ years (Sr Principal); experience developing algorithms and performance models; proficiency in MATLAB, Python, and C/C++.
MATLAB, Python, C/C++, Java, AFSIM
1w
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Senior Software Engineer
Schaumburg, Illinois, United States
$92k-$164k/yr RemoteFull Time
6+ YOE6+ years developing enterprise applications with Java, Spring Boot, REST APIs, and microservices; cloud, messaging, observability, databases, Agile/Scrum, and AI-assisted development experience required.
Java, Spring Boot, Docker, Kubernetes, Kafka, JMS, GitHub Copilot, Microsoft Copilot, Splunk, Dynatrace, Grafana, Azure, AWS, GCP, NCPDP, HIPAA
1w
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Senior Developer - Good Sam AI
Lincolnshire, Illinois, United States
$92k-$141k/yr HybridFull Time
Strong full-stack development experience with Node or Java, database proficiency, integration design knowledge, version control, AI coding assistants, prompt engineering, and rapid delivery experience.
Claude, Claude Code, Node, Java, SQL, MySQL, PostgreSQL, Oracle, Git, GitHub Copilot, Cursor, Azure, Harness, Kubernetes
1mo
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Senior Developer - IT
Arlington Heights, Illinois, United States
$112k-$147k/yr OnsiteFull Time
4+ YOEBachelor's in CS/CE/EE/MIS,4+ years software development experience, AWS and backend API experience (Java/Node/Python), CI/CD, Kubernetes, Git, cloud platforms, Agile, strong communication; must be authorized to work in the US.
AWS Lambda, AWS Step Functions, Amazon CloudWatch, Amazon CloudFront, Amazon Cognito, Amazon Route 53, Amazon DynamoDB, Amazon ECS, Amazon EC2, Amazon S3, Amazon RDS, Amazon RDS - Aurora Postgres, Active MQ, Secrets Manager, Parameter Store, Amazon EFS, Git, Python, Bash, PowerShell, Node.js, Java, Springboot, Angular 15, Github, Harness, Artifactory, Kubernetes, Microsoft .Net Framework, Microsoft .Net Core, SQL, NoSQL, JSON, XML, OAuth, Claude, Agentic AI, CoPilot, AWS, Azure, GCP, Jira, Confluence, Microsoft Azure DevOps
2mo
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Android Developer Experience Lead
Holtsville or Lincolnshire or Austin or Kennesaw
$139k-$208k/yr HybridFull Time
10+ YOELead Android Developer Experience; 10+ years with Bachelor's or 7+ years with Advanced Degree; Android platform expertise; API/SDK design; Java and Kotlin proficiency.
Android Studio, Gradle, Java, Kotlin, APIs, SDKs
3w
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Staff Software Development Engineer
Arizona or Buffalo Grove or Richardson
$118k-$237k/yr RemoteFull Time
7+ YOE7+ years large-scale software development, 2+ years technical lead, experience with Java/React/Angular/Spring Boot and cloud-native apps; CI/CD, containers, and cloud platform experience preferred.
Java, React, Angular, Spring Boot, REST API, JPA, Jenkins, CircleCI, GitHub, GitLab, Docker, Kubernetes, Azure, GCP, AWS, CI/CD
1w
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Sr. Distinguished Engineer - Global Payment Network (Remote Eligible)
Chicago or Richmond or United States or Riverwoods or McLean or Dallas
$286k-$359k/yr RemoteFull Time
9+ YOEBachelor’s degree and 9+ years of software engineering experience, including 7+ years designing distributed systems and using public cloud technologies; expertise in coding, system lifecycle, payments, and AI tooling.
Java, Python, Go, JavaScript, TypeScript, Swift, PCI-DSS
2mo
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Senior Web/App Engineer
Janesville, Wisconsin, United States
$118k-$142k/yr OnsiteFull Time
5+ YOE5+ years software development experience; proficiency in Java, C#, Python, JavaScript; strong system architecture, design patterns, data modeling, cloud and application security knowledge; bachelor's in CS/Engineering preferred; experience with SaaS platforms (Adobe, Oracle) preferred.
Java, C#, Python, JavaScript, Adobe, Oracle
1d
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Senior Software Engineer
Elgin, Illinois, United States
$87k-$116k/yr OnsiteFull Time
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
2w
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Principal Software Engineer II (Cloud)
Deerfield, Illinois, United States
$166k-$282k/yr OnsiteFull Time
8+ YOEBachelor's degree and 8+ years or high school diploma/GED and 11+ years; complex application coding, Unix/Linux, C++/Java/Node, SOA, team leadership, mentoring, and financial decision experience.
Microsoft Azure, OpenStack, Harness IDP, Infrastructure as Code, Kubernetes, Azure Kubernetes Service (AKS), Istio, Terraform, Ansible, Unix/Linux, C++, Java, Node, Service Oriented Architecture (SOA)
4w
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Senior Lead Software Engineer, Full Stack
McLean or Plano or Houston or Riverwoods
$209k-$262k/yr OnsiteFull Time
6+ YOE1+ Mgmt6+ years software engineering, 1+ year cloud experience, bachelor’s required, people management and cloud/AWS experience preferred, proficiency in JavaScript/Java/TypeScript/SQL/Python/Go.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
2mo
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Pampered Chef LTD - Senior Software Engineer
Addison, Illinois, United States
$125k-$135k/yr HybridFull Time
Senior full-stack engineer with strong JavaScript/TypeScript skills (React, Next.js, Angular), backend experience (Node.js, Java), AWS and Kafka familiarity, plus tooling experience (Jenkins, Bitbucket, Jira); able to lead code reviews and influence architecture.
React, Next.js, Angular, TypeScript, Node.js, Java, REST APIs, Kafka, AWS (EC2, S3, CloudFormation, Lambda), Jenkins, Bitbucket, Jira, Dynatrace, Snyk, AI-assisted development tools, Hybris
1mo
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Senior Software Engineer (55220)
Vernon Hills, Illinois, United States
$108k-$127k/yr HybridFull Time
8+ YOEBachelor's in CS/Engineering,8+ years developing commercial B2B software for web/mobile/cloud/desktop,expertise with C#/.NET and Microsoft Full Stack,Azure experience,Git/DevOps,CI/CD,strong design and problem-solving skills.
C#, .NET, Microsoft Full Stack, Microsoft Azure, Git, DevOps, MFC, Java, React, AWS, Google Cloud
1mo
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Senior Lead Software Engineer, Full Stack (Global Payment Network)
Houston or McLean or Riverwoods
$209k-$262k/yr OnsiteFull Time
6+ YOE1+ MgmtBachelor's degree, 6+ years of software engineering experience, 1+ year of cloud experience, and proficiency in JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, or Go. People management experience preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL
2w
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Forward Deployed Engineer
Schaumburg, Illinois, United States
RemoteFull Time
10+ YOE10+ years in full-stack or frontend SaaS/startup development; TypeScript and Next.js expertise; commercial P&C insurance underwriting knowledge; scalable systems, communication, autonomy, and customer travel skills.
TypeScript, JavaScript, Python, Java, C++, Next.js, tRPC, Tailwind, shadcn/ui, Mantine, CI/CD, React
2mo
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Senior DevOps Engineer (US REMOTE)
Waltham or Culver City or Richmond or West Valley City or Lexington or Little Rock or Allen or Phoenix or Mesa or Scottsdale or Beltsville or Birmingham or Chicago or Brentwood or Plantation or Schaumburg or Atlanta
$140k-$170k/yr RemoteFull Time
8+ YOEU.S. citizen required. 8+ years cloud infrastructure experience, 5+ years software engineering, 2+ years Kubernetes/Docker. Experience with AWS, Terraform, Helm, MySQL, CI/CD, Git, Linux/Bash, and security/compliance frameworks; ability to obtain required security clearance.
Terraform, Helm, MySQL, Kubernetes, CI/CD, GitHub, BitBucket, Azure DevOps, Git, Linux, Bash, Docker, AWS, WireShark, TCPDump, SNGrep, nslookup, SIP/RTP, Artifactory, Sonar, Gradle, Prometheus/Grafana, ELK Stack, OWASP, NIST, CIS, Prisma Cloud/Twistlock, Mend/WhiteSource, Java
1mo
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Site Reliability Engineer
Riverwoods, Illinois, United States
$110k-$120k/yr HybridFull Time
6+ YOE6+ years SRE experience with AWS, monitoring/observability, Linux/Unix, scripting, CI/CD, and building automated reliability and performance solutions.
AWS, AWS Lambda, Linux/Unix, Datadog, Dynatrace, Grafana, Kibana, ELK, APM tools, Python, Java, Shell Scripting, Go, Ansible, Jenkins, CI/CD, Kubernetes, OpenShift, JIRA, ServiceNow (SNOW), SQL, MySQL
1mo
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System Design Engineer
Dallas or Ottawa or Naperville or Westford or Canada
$108k-$154k/yr HybridFull Time
5+ YOEMaster's in Engineering/Computer Science/Physics,5+ years industry experience,carrier-class networking knowledge,WDM/IP/MPLS/GMPLS/Ethernet,proficiency with scripting and planning tools,strong analytical and problem-solving skills.
Microsoft Excel, Matlab, Python, OPNET, VPISystems, RSoft, Wandl, Cariden, SQL, Perl, C++, Java, Visual Basic