42 java developer jobs at 26 companies in Columbus, WI
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Senior Java Engineer (Hybrid)
Madison or Boston
$99k-$167k/yr HybridFull Time
5+ YOE5+ years AWS-backed Java development experience building Spring Boot and RESTful APIs; proficiency with Python and SQL; experience with integration, SDLC, testing, and cloud services; insurance experience preferred; ability to travel up to 10%.
Java, Spring Boot, RESTful API, Python, SQL, AWS, Microsoft Copilot, Claude Code
3w
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Senior Java Developer
Madison, Wisconsin, United States
$61k-$104k/yr HybridFull Time
Experience with microservices, AWS, JDK 17, JUnit, Spring Boot, Postgres, Docker, Git/GitLab/GitHub, CI/CD, Sonar; payments domain and project lead experience preferred; testing with JMeter/Playwright; AI tool (Claude) preferred.
Microservices, AWS, JDK 17, JUnit, Spring Boot, Postgres, Sonar, CICD, Docker, GitHub, GitLab, Git, JMeter, Playwright, Claude
1mo
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Software Engineer 2- (Java/Spring Boot/DevOps)
Atlanta or Charlotte or Chicago or Gresham or Cincinnati or Englewood or Brookfield or Minneapolis or Irving or Earth City
$98k-$116k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years relevant experience, strong Java/Spring Boot and microservices experience, REST/API design, cloud-native and DevOps practices, strong communication and debugging skills.
Java, J2EE, Spring Boot, Spring Cloud, Hibernate, JPA, RESTful API, REST, GraphQL, Azure, AWS, GCP, Apache Kafka, Spark, PostgreSQL, MS SQL, Cassandra, MongoDB, Jenkins, Cloud bees, Apigee, Kubernetes, Rancher, OAuth, JWT
2mo
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Technical Lead Software Engineer (Java, React, Spring boot)
Minnetonka or Madison or St Louis or Omaha
$100k-$150k/yr OnsiteFull Time
5+ YOE5+ years product-related work experience; proficient with Java and React.
Java, React, Spring Boot, Oracle, SQL Server, Azure DevOps, GitHub, Jenkins, CI/CD
4w
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Software Engineer
Sun Prairie, Wisconsin, United States
$70k-$100k/yr OnsiteFull Time
5+ YOEBachelor's degree,5+ years professional software development experience,proficiency with Java,Python or C#,REST/SOAP,cloud platforms (AWS/Azure/GCP),Git,CI,Agile and strong communication.
Java, Python, C#, RESTful, SOAP, AWS, Microsoft Azure, Google Cloud, Git
1d
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Integration Developer (840017)
Pewaukee or Illinois or Iowa or Michigan or Minnesota
$1/yr HybridFull Time
2+ YOEBachelor’s degree in Computer Science, Information Systems, or related field; 2+ years of API/SDK integration experience; proficiency in Python, PHP, JavaScript, Java, JSON, REST APIs, Git, and integration tools.
Python, JSON, RESTful APIs, PHP, Postman, Bruno, Swagger/OpenAPI, Git, JavaScript, Java, OAuth, OpenID Connect, SQL, ETL, WCAG, FERPA, Banner, Ellucian
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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
2mo
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Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles or Virginia or Sun Prairie
OnsiteFull Time
2+ YOEActive Top Secret/SCI clearance, bachelor’s degree in STEM, 2+ years backend development with Python/Node.js/Java, experience with ArcGIS Enterprise, containerization, API design, and geoprocessing workflows.
ArcGIS Enterprise, Python, Node.js, Java, Docker, Kubernetes, PostgreSQL/PostGIS, SQL Server, Azure, AWS, GCP
5d
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Sr. Software Engineer
Madison, Wisconsin, United States
$78k-$156k/yr OnsiteFull Time
4+ YOEBachelor's in a related field or equivalent experience; strong Java and Spring Boot skills; experience with REST, relational databases, cloud frameworks, agile tools; able to mentor others and work independently.
Java, Spring Boot, Spring, Maven, Kafka, HL7, FHIR, Postgres, SQL Server, JPA2, Hibernate, Entities Framework, Azure, Amazon AWS Services/SDKs, JIRA, Confluence, C++, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit, RESTful web services
3d
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Production Support Developer Specialist
Madison, Wisconsin, United States
$46-$49/hr HybridFull Time
Requires experience with at least two listed programming languages, IT project development, complex applications, production troubleshooting, and mentoring software developers.
Microsoft .NET, C#, VB.NET, ASP.NET, Java, PL/SQL, SQL, LAN, Microsoft Word, PDF
5d
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Sr. Software Engineer
Madison, Wisconsin, United States
$78k-$156k/yr OnsiteFull Time
4+ YOEBachelor's in CS/data science/engineering or HS+4yrs experience, strong Java and OOP skills, Spring/Spring Boot, REST, databases, cloud experience, EMR of healthcare interoperability (HL7/FHIR) preferred.
Java, Spring Boot, Spring, Maven, Kafka, HL7, FHIR, RESTful web services, Postgres, Microsoft SQL Server, JPA2, Hibernate, Entities Framework, Azure, Amazon AWS Services/SDKs, JIRA, Confluence, C++, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit
1mo
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Sustaining Software Engineer
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Experience with OOP (C++, C#, Java, Kotlin), scripting (Python, JavaScript), unit testing, technical documentation, cross-team communication, and willingness to travel domestically and internationally.
C++, C#, Java, Kotlin, Python, JavaScript
2mo
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Fullstack Engineer
Madison, Wisconsin, United States
OnsiteFull Time
Develop and maintain software for a complex medical device; design, test, and integrate software with hardware; collaborate across disciplines; BS in CS/CE; proficient in OO languages; travel <10%.
C#, Java, C++, Python, DICOM, HL7v2, FHIR
1mo
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Backend Software Engineer
Madison, Wisconsin, United States
$130k-$140k/yr HybridFull Time
3+ YOE3+ years backend engineering, Bachelor’s or Master’s in CS/Software Engineering, proficiency in Python/Go/Java, PostgreSQL/MongoDB, cloud (AWS/GCP/Azure), Docker/Kubernetes, CI/CD, Git, and familiarity with HIPAA/GDPR.
Python, Go, Java, PostgreSQL, MongoDB, AWS, GCP, Azure, Docker, Kubernetes, CI/CD, Git, HL7, FHIR, DICOM, Claude
3w
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Senior Software Engineer - IBM App Connect Enterprise
Irving or Middleton or Denver or Seattle
$95k-$150k/yr HybridFull Time
4+ YOE4+ years software engineering with hands-on IBM App Connect Enterprise, ESQL/Java, integration patterns, APIs, messaging (MQ/Kafka), Kubernetes/OpenShift, CI/CD and strong troubleshooting skills.
IBM App Connect Enterprise, ACE, ESQL, Java, REST, SOAP, IBM MQ, MQ, Kafka, DFDL, JSON, XML, Docker, Kubernetes, Red Hat OpenShift, Git, Jenkins, Tekton, UrbanCode, AppDynamics, Splunk, ELK, HTTP(S), JDBC
2w
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Leo Cancer Care: Senior Software Engineer – Interoperability
Middleton, Wisconsin, United States
HybridFull Time
5+ YOEDeep DICOM-RT interoperability experience, medical device software under IEC 62304, network integration, 5+ years domain experience, strong Python and C++/C#/Java skills, Linux and Git proficiency, HL7/FHIR familiarity.
DICOM-RT, HL7, FHIR, UML, Python, C++, C#, Java, Linux, Git, gRPC, REST
2mo
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Software Engineer - AI & Cloud Engineering (Early to Mid Career, WI Based)
Madison, Wisconsin, United States
OnsiteFull Time
3+ YOE3-6 years software engineering; strong programming in Python/C++/Rust/Go/Java/JavaScript; backend systems/APIs/distributed services; Linux/Git; ability to drive projects; degree in technical field
Python, C++, Rust, Go, Java, JavaScript, Linux, Git, Docker, Kubernetes, AWS, GCP, Azure
3mo
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Principal Software Engineer
Madison, Wisconsin, United States
$153k-$259k/yr OnsiteFull Time
Senior individual contributor with expertise in OO languages, REST/DB, cloud, Agile, and enterprise-scale digital engineering.
C, C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit, JPA, Hibernate, Azure, AWS, JIRA, Confluence
1mo
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Sustaining Engineer – Computer / Software
Madison, Wisconsin, United States
OnsiteFull Time
Bachelor's in engineering required. Strong LabVIEW, NI TestStand, Python, C++/Java skills; experience with automated test systems, industrial PCs, embedded systems, GitHub, SDLC, RCA/CAPA, and FDA/GMP regulated environments.
LabVIEW, NI TestStand, Python, C++, Java, Windows 11, GitHub, DAQ modules, Industrial PCs
2mo
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Lead Systems Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
6+ YOEBachelor’s in CS/ STEM; 6+ years engineering; 3+ years product development/design control; 1+ years programming; on-site 3 days/week in Waukesha; US work authorization; no visa sponsorship.
Docker, Kubernetes, REST Web Services, Cloud deployment, SaaS/PaaS/IaaS, C/C++, C#, Java, Python
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