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106 senior software engineer jobs at 59 companies in Janesville, WI

3mo
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Senior Embedded Software Engineer-Innovation Team
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Johnson Health Tech
Johnson Health TechTaiwan Stock Exchange: 1736: Designs and manufactures commercial and residential fitness equipment.
Senior embedded software engineer with degree in CS/EE and experience in C/C++, RTOS, Python/JS, and cross-functional collaboration.
C++, C#, Java, C, Python, JavaScript, RTOS
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3mo
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Senior Software Engineer
Madison, Wisconsin, United States
$100k-$144k/yr RemoteFull Time
Resource Innovations
Resource Innovations: Provides clean energy services and software solutions for utilities.
6+ YOEExpertise in PHP, Laravel, Vue.js; 10+ years with PHP frameworks; 6+ years with Vue; API design; AWS; Git; SaaS experience; testable code with Pest/PHPUnit; agile team experience.
Laravel, Vue.js, Tailwind CSS, PHP, Pest, PHPUnit, AWS, NodeJS
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1w
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Senior Software Engineer
Rockford, Illinois, United States
$87k-$165k/yr HybridFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
5+ YOESTEM degree with 5+ years of relevant experience or advanced degree with 3+ years; embedded software lifecycle, C, requirements, verification, certification, lab testing, and aerospace standards experience required.
C, Assembly, Python, Tcl/Tk, MATLAB, Simulink, RTOS, IBM Rational Synergy, IBM Rational Change, DOORS, DXL, Texas Instruments TMS320F2812, PowerPC, CAN, Ethernet
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1d
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Senior Embedded Software Engineer
Marengo or Houston
$120k-$165k/yr HybridFull Time
Mitsubishi Logisnext Americas
Mitsubishi Logisnext AmericasTokyo Stock Exchange: 7105: Manufactures material handling equipment and automated warehouse solutions.
7+ YOEBachelor’s degree and 7+ years of embedded software engineering experience in an OEM environment. Requires software architecture, product lifecycle, integration, validation, CAN analysis, debugging, and automated testing expertise.
Git, CI/CD, CAN, CANAnalyzer, PCAN, Network analyzer, SIL/HIL, Model-in-the-Loop, RTOS, LiDAR, UWB
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Senior Staff Software Engineer
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, strong Python and ReactJS experience preferred, good SQL and database knowledge, experience with cloud (GCP preferred), technical writing, design, and mentoring skills.
Python, ReactJS, SQL, GCP
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4d
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Senior Software Engineer, Frontend Platform
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$125k-$210k/yr HybridFull Time
Roo
Roo: Digital marketplace connecting veterinary professionals with animal hospital shifts.
Significant production software experience with frontend systems; deep React and TypeScript expertise; full-stack fundamentals; React Native or mobile experience; Figma, design systems, and AI-assisted development experience.
React, TypeScript, React Native, Figma, Cursor, Claude, Storybook, style-dictionary, Framer Motion, Rive, Lottie, Expo
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2d
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Senior Software Engineer (PACS) - Full Time - Remote
Machesney Park or Illinois or Georgia or Virginia or Tennessee or South Carolina or Maryland or Nashville
$108k-$120k/yr RemoteFull Time
Experity
Experity: Software and billing services for urgent care providers.
6+ YOEBachelor's degree or equivalent experience and 6+ years of software engineering experience with C#/.NET, Windows applications, Java, React, PostgreSQL, AWS, testing, CI/CD, and production troubleshooting.
C#, .NET, Java, Spring Boot, PostgreSQL, React, TypeScript, JavaScript, REST APIs, AWS, Docker, ECS, Kubernetes, Terraform, WPF, Windows Forms, Hibernate, JPA, DICOM, HL7, ClearCanvas, Cornerstone, OHIF, Claude Code, GitHub Copilot, OpenAI Codex, Kiro, Cline
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3mo
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Principal Software Engineer
Madison, Wisconsin, United States
$153k-$259k/yr OnsiteFull Time
Exact Sciences
Exact SciencesNASDAQ: EXAS: Provides molecular diagnostic tests for early cancer detection.
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
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1mo
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Software Engineer
Sun Prairie, Wisconsin, United States
$70k-$100k/yr OnsiteFull Time
i3 Product Development
i3 Product DevelopmentNYSE: HLIO: Integrated product design and engineering firm for connected solutions.
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
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2w
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Xformative - Fintech Software Engineer
Madison, Wisconsin, United States
RemoteFull Time
TASC
TASC: Provides third-party employee benefits and compliance administration services.
5+ YOE5+ years software development experience in payments, strong Node.js and TypeScript skills, API and backend engineering, AWS experience, knowledge of payment compliance (PCI-DSS/SOC2), bachelor\u0002s degree preferred.
Node.js, TypeScript, AWS, AWS CloudWatch, PCI-DSS, SOC2
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3mo
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Senior Structural Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
Walbec Group
Walbec Group: Provides heavy civil engineering, construction, and material supply services.
6+ YOEBachelor's in Civil Engineering preferred; 6-15 years in structural engineering; PE preferred; valid driver's license; knowledge of heavy civil/construction engineering; CAD/Civil 3D; related software.
AutoCAD, Civil 3D, Midas Civil, Risa 3D, Civiltech Shoring, Civiltech AllPile
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4w
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Leo Cancer Care: Senior Software Engineer – Interoperability
Middleton, Wisconsin, United States
HybridFull Time
Centaur Health Holdings
Centaur Health Holdings: Developing innovative radiotherapy and veterinary diagnostic imaging solutions.
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
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1mo
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Sr. Software Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
GE HealthCare
GE HealthCareNasdaq: GEHC: Develops and sells medical imaging and diagnostic technology.
8+ YOEBachelor's in CS/STEM, 8+ years software design and implementation experience, Unix/Linux programming, version control/build tools (Gradle, Maven, Perforce, Git), BDD with Cucumber/Gherkin, microservices, CI (Jenkins, Artifactory).
Unix/Linux, Gradle, Maven, Perforce, Git, Cucumber/Gherkin, Jenkins, Artifactory, Python, Cypress
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2w
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Senior Mobile Software Developer
Watertown, Wisconsin, United States
RemoteFull Time
URUS
URUS: Provides cattle genetics and reproductive services for dairy producers.
6+ YOE6+ years mobile app experience with React Native, offline-first architecture, BLE integrations, synchronization, and mentorship/technical leadership experience.
React Native, Bluetooth Low Energy (BLE), Jira, Gitflow, CI/CD
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1mo
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Senior Software Engineer - IBM App Connect Enterprise
Irving or Middleton or Denver or Seattle
$95k-$150k/yr HybridFull Time
Paradigm
Paradigm: A software transforming residential and construction industries with modern engineering and cloud-native integration solutions.
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
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3mo
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Senior Backend Software Engineer, Solve Voice
Austin or Madison or San Francisco
$145k-$217k/yr HybridFull Time
Zendesk
Zendesk: Provides cloud-based software for customer service and support.
3+ YOE3+ years backend engineering; real-time systems (WebRTC/SIP); Python or equivalent; API design; async architectures; frontend basics.
Python, WebRTC, WebSockets, SIP, APIs, Async frameworks
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2mo
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Software Engineer
Delafield, Wisconsin, United States
OnsiteFull Time
Evans Transportation Services
Evans Transportation Services: Provides third-party logistics and end-to-end transportation management solutions.
5+ YOE5+ years backend development experience with C#/.NET, building REST APIs and SQL databases; experience with Git, cloud (Azure/AWS) and Docker preferred; Bachelor\u0002s degree in CS or equivalent experience.
C#, .NET, .NET 9, REST APIs, SQL, Git, Microsoft Azure, Microsoft Azure SQL, AWS, Docker
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2mo
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Chief Principal Software Engineer- Cloud
Greenville or Remote or Remote
$119k-$204k/yr HybridFull Time
Oshkosh
OshkoshNYSE: OSK: Manufacturer of specialty trucks, military vehicles and access equipment.
8+ YOE8+ years backend cloud software development; Azure cloud; C#/.NET; IoT/cloud data platforms; containerization; CI/CD; security and observability.
Azure, C#, NET Core, Docker, Kubernetes, Terraform, GitHub Actions, Event Grid, Event Hub, Azure Functions, CosmosDB, Redis, Azure Monitor, Application Insights
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5d
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Principal Software Engineer
Madison, Wisconsin, United States
$129k-$259k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.
Bachelor's degree in a relevant field or high school diploma with 12 years of relevant experience; expertise in object-oriented programming, databases, REST services, cloud frameworks, and Agile tools.
RESTful web services, Postgres, SQL Server, JPA2, Hibernate, Entities Framework, Azure, Amazon AWS Services/SDKs, JIRA, Confluence, C, C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit, HL7, FHIR, Kafka
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Software Engineer-SEA
Madison, Wisconsin, United States
$85k/yr HybridFull Time
University of Wisconsin–Madison
University of Wisconsin–Madison: Public research university providing academic programs and clinical healthcare.
Extensive Oracle PeopleSoft development and PeopleTools expertise, data management and analysis, communication, problem-solving, teamwork, and continuous learning. Associate's degree preferred.
Oracle PeopleSoft, PeopleTools, Application Engine, PeopleCode, Integration Broker, SQR, Atlassian Jira, Atlassian Confluence, Informatica, RESTful APIs, Gideon Taylor eForms
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