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Java Developer Jobs in Janesville, WI, US
30 java developer jobs from 19 companies hiring in Janesville, WI, US.
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Lead Java Software Engineer
Madison or North America
$85k-$160k/yr RemoteFull Time
8+ YOE8+ years in software development; strong Java, Spring Boot; cloud & DevOps; microservices; communication and collaboration skills.
Java, Spring Boot, MySQL, NoSQL, OpenSearch, Elasticsearch, APM, Apache Camel, RabbitMQ, AWS, Kubernetes, CI/CD, Jira, Confluence, Git, REST, SOAP, SQL
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Senior Software Developer - Java
Pleasant Prairie or Kenosha or Milwaukee
$96k-$148k/yr OnsiteFull Time
7+ YOE7+ years Java full-stack development, Spring, REST/microservices, Git, JPA, SQL, JSON, SOAP/XML; CI/CD; Agile; Bachelor's in CS or related field; H1-B not supported.
Java, Spring, REST, Microservices, Git, JPA, SQL, JSON, SOAP, XML, CI/CD
1mo
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Senior Telephony Engineer
Madison, Wisconsin, United States
$99k-$167k/yr HybridFull Time
Hands-on Java and API development; telephony platforms; system design; SDLC; leadership.
Java, Genesys, API development, Cloud
3w
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Staff Software Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
6+ YOEBachelor’s in STEM and 6+ years software development; frontend Angular; Windows/Unix; Java/Spring; CI/CD tools.
Angular, TypeScript, HTML, CSS, Windows, Unix/Linux, Java, Spring Boot, Swagger/OpenAPI, BDD/Cucumber, Git, Artifactory, Gradle/Maven, Docker, Jenkins
2mo
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Software Engineer III
Waterloo, Wisconsin, United States
OnsiteFull Time
Java Spring development; REST, OAuth2; Git; Linux; CI/CD with Jenkins; SAP/HYBRIS experience a plus; AI-forward approach; strong collaboration.
Java, Spring, Hybris, Git, Linux, Jenkins, REST, OAuth2, CI/CD, SAP Commerce Cloud, Azure, SQL
2w
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Software Engineer Senior
Milwaukee or Jacksonville or Atlanta
HybridFull Time
5+ YOE5+ years software engineering; 3+ years Java (Spring Boot) and Python; AWS experience; CI/CD; Front-end and back-end development; on-call availability.
Java, Spring Boot, Python, AWS, Jenkins, GitHub Actions, AWS CodePipeline, Harness, Dynatrace, Splunk, CloudWatch, Jira, Docker, Kubernetes
3w
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Sr. Staff Software Engineer
Dallas or Waukesha
$130k-$190k/yr HybridFull Time
12+ YOE12+ years in software development with Java, Spring Boot, WebFlux, Kafka; microservices; cloud-native SaaS; leadership; Azure expertise.
Java, Spring Boot, WebFlux, Project Reactor, Kafka, Azure, Kubernetes, Docker, MongoDB, PostgreSQL, MySQL, Elasticsearch, Spark, Terraform, ARM templates, GIT, REST API, OAuth
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Software Engineer II
Madison, Wisconsin, United States
$84k-$138k/yr HybridFull Time
4+ YOEBachelor’s degree in CS/IS/Engineering or equivalent experience; 4+ years of software development; strong Java; REST/gRPC/SOAP experience; PostgreSQL with ORM (JPA/Hibernate); cloud experience (AWS/GCP/Azure); Scrum/Agile; eligible to work without sponsorship.
Java, Spring Boot, Spring, REST, gRPC, SOAP, PostgreSQL, JPA, Hibernate, AWS, GCP, Azure, JIRA, Confluence, CI/CD, Microservices
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Software Development Engineer Intern
Belvidere, Illinois, United States
$25-$35/hr OnsiteInternship
0+ YOEPursuing BS/MS in Computer Science/Computer Engineering; strong communication; analytical; OOAD knowledge; basic Python/Java/C++.
Python, Java, C++
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Ignition Developer
Bannockburn or Chicago or Crystal Lake or Mokena or Naperville or Peoria
$100k-$120k/yr HybridFull Time
5+ YOE5+ years experience designing and developing HMI/SCADA with Ignition; SQL, Python, Java; PLC/IT/OT knowledge; ISA 101; BS in CS/EE/related field; 100k-120k; multiple IL locations.
Ignition, SQL, Python, Java, MQTT, Modbus, DNP3
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Senior Software Engineer
Madison or Middleton
OnsiteFull Time
5+ YOE5+ years software development experience; BS in Computer Science or Engineering; OOAD; JEE tech stack; SQL Server; Guidewire BillingCenter/PolicyCenter experience; strong full-stack, cloud-first capabilities.
Java EE, Spring, Hibernate, JSP, Servlets, JDBC, JPA, JQuery, JavaScript, SOAP, REST, SQL Server, Guidewire
2mo
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Software Engineer – Team Lead
Cottage Grove, Wisconsin, United States
OnsiteFull Time
3+ YOELead software team; Android development; 3-5 yrs; 7-10 yrs OO programming; 6 yrs UI; mentoring; travel.
Android, Java, C++, C#, UI development, Unit testing
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Technical Architect/Staff Software Engineer
Minnetonka or Madison
$113k-$194k/yr OnsiteFull Time
7+ YOELead architecture and hands-on software engineering in Python/Java; 7+ years experience; healthcare domain a plus.
Python, Java, AWS, Azure, Docker, Kubernetes
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Platform Engineer Intern - Hybrid Summer 2026
Madison, Wisconsin, United States
HybridAll Commitments Available
Pursuing a computer science/Software Engineering degree; U.S. citizenship; internship involving data workflows, full-stack development, and DevOps in Agile environment.
React, Vite, Java, C#, Azure, DevOps, OpenText, Ricoh Process Director, ABBYY Vantage, JavaScript
2mo
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Automation Engineer
Nashotah, Wisconsin, United States
OnsiteFull Time
BS/BA in engineering or related field; knowledge of hardware, networks, and basic programming; PLC, robotics, HMI, vision systems; strong communication and self-motivation.
Allen-Bradley PLC, Robot programming, Motoman, HMI, AutoCAD, AutoCAD LT, 3D CAD (Solid Edge), AutoCAD/AutoCAD LT, Python, Java, PERL, Vision systems (Keyence, Cognex, Dalsa), Microsoft Office, PLC Ladder Logic
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Cybersecurity Application Security Engineer
Centennial or Lincoln or Madison
$90k-$125k/yr HybridFull Time
2+ YOE2–4 years app security; CI/CD tooling; OWASP Top 10; risk communication; technical reporting; strong code review.
SAST, DAST, SCA, CI/CD, container scanners, secrets-detection tools, AI-security tooling, Python, Bash, Node, Java, JavaScript/TypeScript
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Automation Engineer - Power Automate Unattended
Saint Paul or Atlanta or Hopkins or Charlotte or Chicago or Gresham or Cincinnati or Brookfield or Irving or Earth City
$105k-$124k/yr OnsiteFull Time
7+ YOE7+ years programming/automation experience; 2+ years Power Automate Unattended (RPA)
Power Automate, Automation Anywhere, Java, Python, Microsoft Azure, Office 365
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Senior Specialist, Systems Engineering
Rockford, Illinois, United States
$90k-$130k/yr HybridFull Time
5+ YOE5+ years in developing and operating embedded device fleets; strong C++ skills; IoT/distributed systems experience (Kafka, MQTT, NATS); backend/cloud familiarity (AWS, Docker, MySQL, Kafka); driven to improve systems and apply AI-native tooling.
C++, PHP, Java, MySQL, PostgreSQL, AWS, IoT, EC2, EKS, Yocto, Kafka, MQTT, NATS, Docker
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Senior Technical Specialist - Engine Dynamometer Lab Systems Support (Wauwatosa, WI, US)
Wauwatosa, Wisconsin, United States
$75k-$112k/yr OnsiteFull Time
5+ YOE5+ years in product development/testing; strong knowledge of sensors, data acquisition, and lab equipment; programming skills a plus.
Oscilloscopes, Meters, Waveform generators, Data acquisition, C#, Python, Java, SQL, PLC, Vehicle CAN, FEV test automation systems
HiringCafe market data
Java Developer Jobs market signals in Janesville, WI, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
30
Hiring companies
19
Fresh sample
63% new in 30d
Salary visibility
67% show pay
Companies appearing in this market
American Family InsuranceGE HealthCareExact SciencesResource InnovationsMedicaAnritsuBaxter & WoodmanBlue Yonder
Work location mix in visible results
Onsite: 15Hybrid: 12Remote: 3