Explore 3 java full stack developer jobs from 3 hiring companies in Janesville, WI, US. Filter by remote, salary, experience, and company, then open any listing to apply.

java-full-stack-developer

Java Full Stack Developer

Beloit

Whitewater

Milton

Stoughton

Madison

Rockford

Machesney Park

Fort Atkinson

Loves Park

South Beloit

Roscoe

Fitchburg

Belvidere

Edgerton

Rockton

Sun Prairie

Delavan

Elkhorn

Middleton

Java Full Stack Developer Jobs

Sentry Insurance

Uline

WPS Health Solutions

Onsite

Hybrid

<div>Senior Software Developer - JavaPay from $96,000 to $148,000 per yearCorporate Headquarters12575 Uline Drive, Pleasant Prairie, WI 53158Are you ready to design, innovate and lead in a collaborative, cutting-edge tech environment? Uline is seeking a Senior Java Software Developer to spearhead the development, deployment and maintenance of sophisticated Java applications. Your expertise will shape the tech landscape for our growing North American company!Careers Packed with Potential. Backed by 45&#43; years of success, Uline offers opportunities to grow your career with stability you can count on.Position Responsibilities</div><div><div><div><div><div><div><div><div><div><ul><li>Craft, test and deploy robust Java applications aligned with business needs using industry-leading technologies and coding standards.</li><li>Conduct code reviews, optimize performance and ensure application responsiveness while maintaining top-notch quality.</li><li>Assist in architectural design reviews and project planning, lending your insights for strategic advancements.</li><li>Guide and mentor fellow developers, exhibiting leadership in cross-functional development practices.</li><li>Collaborate closely with the development team to ensure consistent processes and timely deliverables.</li></ul>Minimum Requirements<ul><li>Bachelor&#39;s degree in Computer Science, Software Engineering or relevant programming education and experience.</li><li>7&#43; years of hands-on Java full stack development, with a strong track record in enterprise solutions using Spring framework.</li><li>Extensive experience in REST web services, microservice environments, Git, JPA, SQL, JSON, SOAP, XML and code versioning tools.</li><li>Working knowledge of caching, service discovery, CI / CD tools and familiarity with Agile methodologies.</li><li>Uline does not participate in the H1-B lottery.</li></ul><div>Benefits<ul><li>Complete health insurance coverage and 401(k) with 6% employer match that starts day one!</li><li>Multiple bonus programs.</li><li>Paid holidays and generous paid time off.</li><li>Tuition Assistance Program that covers professional continuing education.</li></ul>Employee Perks<ul><li>On-site café and first-class fitness center with complimentary personal trainers.</li><li>Over four miles of beautifully maintained walking trails.</li></ul><div>About UlineUline, a family-owned company, is North America’s leading distributor of shipping, industrial, and packaging materials with over 9,800 employees across 14 locations.Uline is a drug-free workplace. All new hires must complete a pre-employment hair follicle drug screening. All positions are on-site.EEO/AA Employer/Vet/Disabled#LI-MT1#CORP(#IN-PPITL3)#ZR-HQIT</div></div></div></div></div></div></div></div></div></div></div>Our employees make the difference and we are committed to offering exceptional benefits and perks!  Explore <a href="https://www.uline.jobs/#working-here" target="_blank">Uline.jobs</a> to learn more!

Senior Software Developer - Java

Senior Software Developer

7+ 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.

Sentry Insurance is seeking a Senior Software Engineer to join our team in our Middleton, WI office location.The Senior Software Engineer leads and provides in-depth input into the identification and development of insurance business applications.At Sentry, we’re more than just insurance—and we can offer you more than just a job. We want you to enjoy a career with us, where you’re in the driver’s seat of your career path with access to resources to help you succeed personally and professionally.<h2></h2><h2>What You’ll Do </h2>You’ll be a valuable contributor to our team. As a Sentry associate, we believe in your skills and knowledge. Your input and participation matters. You’ll have the opportunity to:<ul><li>Innovate: Through our agile development process, you’ll have the opportunity to apply your creativity and innovation to drive new solutions.</li><li>Learn: Sentry provides several resources to help you further your career and continue your personal development, including Sentry University, LinkedIn Learning, and peer-led educational sessions and communities.</li></ul><ul><li>Grow: Sentry provides many opportunities to grow in your career. Through meaningful, ongoing conversations around growth and development, we encourage all associates to take ownership in their career path.</li><li>Contribute: You’ll work in a full-stack, cloud-first, development environment where you&#39;ll have the chance to work in many industry-leading technologies. In this role, you will:<ul><li>Lead the development, implementation, and enhancement of new and existing client and server-side applications based on in-depth insurance domain and product knowledge.</li><li>Develop audit testing procedures, debugging procedures, and coordination with other Information Technology personnel to communicate information to facilitate compatibility of all systems throughout Sentry.</li><li>Respond to application production problems by analyzing the problem, formulating a solution, and changing or repairing the applications to avoid costly interruption of services to users.</li><li>Ensure continuous operations of existing applications.</li><li>Ensure complete and accurate documentation of applications.</li><li>Work collaboratively with other developers and engineers to ensure best practices are followed.</li><li>Review and recommend changes to code updates that are introduced into the applications.</li></ul></li><li>What it Takes:<ul><li>Bachelors Degree in Computer Science, Engineering, or a related field.</li><li>Minimum of 5 years of progressive computer programming experience.</li><li>As part of the 5 years of progressive computer programming experience required, the individual must have:<ul><li>4 years experience with OOAD design principles and modeling tools.</li><li>4 years experience in JEE technologies including: JSP, Servlets, Spring, Spring Boot, JDBC, JPA (JPQL), Hibernate, jQuery, Javascripts and SOAP and REST Web Services.</li><li>4 years experience with SQL Server, SQL and stored procedures.</li><li>5 years of Guidewire Configuration and Integration experience, with at least 1 year of experience in Guidewire BillingCenter (version 8.0 or 10), or 1 year of experience in Guidewire PolicyCenter (version 8.0 or 10)</li></ul></li></ul></li></ul>If you have experience in the required skills listed above, please consider joining our Sentry team!<h2>What You’ll Receive </h2>You can enjoy a complete benefits package, including generous paid time off, 8% 401(k) match, matching charitable gift program, bonus plan based on company performance, meal stipends, associate discounts, volunteer time off and more!<h2></h2><h2>About Sentry </h2>Our Background: We’re part of one of the largest and most financially secure mutual insurance groups in the nation. We’ve earned an A&#43; rating from AM Best every year since 1992. Our associates bring together diverse backgrounds, experiences, and skillsets to make Sentry who we are. We’re honored to earn a spot on Forbes list of America&#39;s Best Midsize Employers, joining a select group of 400 companies. We’re in the business of helping others, and that includes the communities where we live and work. Our annual United Way campaign has raised more than $1 million for the past several years.  <h2>How You’ll Apply </h2>We’d love for you to join us. Please complete your online application and upload your resume on our Careers site. If you have applied with us before, you only need to provide your email address and password. If this is your first time applying with Sentry, please create an account.If you have specific questions regarding the position, application process, or are interested in learning more about Sentry, please reach out to Katelynne Rivera, Talent Acquisition Specialist Sr.Get ready to own your future at Sentry. Your opportunity awaits.Talent Acquisition SpecialistThank you for your interest in Sentry!Katelynne Rivera<a href="mailto:Katelynne.Rivera&#64;Sentry.com" target="_blank">Katelynne.Rivera&#64;Sentry.com</a>Equal Employment OpportunitySentry is an Equal Opportunity Employer. It is our policy that there be no discrimination in employment based on race, color, national origin, religion, sex, disability, age, marital status, or sexual orientation.

Senior Software Engineer

5+ 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.

<h3 style="text-align: center;">U.S. Citizenship is required for this position due to Department of Defense restrictions.</h3>
The Internship Program with WPS Health Solutions is comprised of two key components. The first component involves gaining practical experience to supplement academic coursework and prepare for future career pursuits. This will be comprised of a hands-on role within a functional area related to a relevant field of study. Each internship incorporates responsibilities and tasks which support the business objectives and client service offerings, while providing ongoing collaboration with experienced departmental colleagues and exposure to "real world" business demands. The second element centers on exposure to corporate culture and professional development.
Interns will participate in discussions focused on building soft-skills and business acumen. As an intern in this role, you will gain hands-on experience building data workflows and developing features for our customer portal while learning from senior engineers in an Agile environment.
Start Date: June 2, 2026 Pay Rate:  $22.00/hour The base pay rate offered for this position may vary within the posted range based on your job-related knowledge, skills, and experience. Hybrid Work This position will be hybrid, having the regional availability to come into our office three days a week. Our office location: WPS Corporate Center Building - 1717 W. Broadway in Madison, WI, 53713.
What you will do as a Platform Engineer Intern: 
<ul>
<li>Workflow Development: Assist in building and configuring data extraction and print management processes using platforms like Ricoh Process Director (RPD), ABBYY Vantage, or OpenText.</li>
<li>Support Portal Development: Help deliver full-stack features using React/Vite (Frontend) and Java or C# (Backend).</li>
<li>Explore Cloud & DevOps: Gain exposure to Azure infrastructure, including monitoring and deployment pipelines.</li>
<li>Agile Collaboration: Participate in Scrum ceremonies and track tasks in Azure DevOps.</li>
<li>Technical Documentation: Help document technical decisions and configuration steps to support team knowledge sharing.</li>
</ul>
How do I know this opportunity is right for me?  If you:  
<ul>
<li>Are interested in building and optimizing workflows, especially around data extraction, document processing, or automation platforms.</li>
<li>Want hands-on experience with full-stack development (React on the frontend, Java/C# on the backend) in a real product environment.</li>
<li>Are curious about cloud infrastructure and DevOps practices, particularly within Azure (deployments, monitoring, pipelines).</li>
<li>Enjoy working in Agile teams, collaborating through Scrum ceremonies while contributing to technical documentation and shared knowledge.</li>
</ul>
Minimum Qualifications  
<ul>
<li>U.S. Citizenship is required for this position due to Department of Defense restrictions.</li>
<li>Currently pursuing a degree in Computer Science, Software Engineering, or a related field.</li>
</ul>
Preferred Qualifications  
<ul>
<li>Basic knowledge of Java, C#, or JavaScript/React.</li>
</ul>
Remote Work Requirements
<ul>
<li>High speed cable or fiber internet</li>
<li>Minimum of 10 Mbps downstream and at least 1 Mbps upstream internet connection (can be checked at <a href="https://speedtest.net" target="_blank" rel="noopener">https://speedtest.net</a>)</li>
<li>Please review <a href="https://secure.wpsic.com/files/remote-work-faqs.pdf" target="_blank" rel="noopener">Remote Worker FAQs</a> for additional information</li>
</ul>
Benefits
<ul>
<li>Hybrid work</li>
<li>Holiday pay and On-demand PTO</li>
</ul>
Who We Are
<a href="https://www.wpshealthsolutions.com/about/index.shtml" target="_blank" rel="noopener">WPS, a health solutions company,</a> is a leading not-for-profit health insurer and federal government contractor headquartered in Madison, Wisconsin. WPS offers health insurance plans for individuals, families, seniors and group health plans for small to large businesses. We process claims and provide customer support for beneficiaries of the Medicare program and manage benefits for millions of active-duty and retired military personnel across the U.S. and abroad. WPS has been making healthcare easier for the people we serve for nearly <a href="https://www.wpshealthsolutions.com/75/" target="_blank" rel="noopener">80 years</a>. Proud to be military and veteran ready.
Culture Drives Our Success
WPS’ culture is where the great work and innovations of our people are seen, fueled and rewarded. We accomplish this by creating an open and empowering employee experience. We recognize the benefits of employee engagement as an investment in our workforce—both current and future—to effectively seek, leverage, and include differing and unique perspectives that fuel agility and innovation on high-performing teams. This results in people bringing their authentic selves to work every day in an organization that successfully adapts to business changes and new opportunities.
We are proud of the recognition we have received from local and national organization regarding our culture and workplace:  <a href="https://www.wpshealthsolutions.com/news/?c=awards" target="_blank" rel="noopener">WPS Newsroom - Awards and Recognition.</a>
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FOLLOW US!
<a href="https://www.instagram.com/wpshealthsolutions/" target="_blank" rel="noopener">Instagram</a> <a href="https://www.linkedin.com/company/wps-health-solutions/" target="_blank" rel="noopener">LinkedIn</a> <a href="https://www.facebook.com/WPSHealthSolutions/" target="_blank" rel="noopener">Facebook</a> <a href="https://www.facebook.com/WPSHealthSolutions/%22%20/t%20%22_blank%22%EF%BF%BDHYPERLINK%20%22https:/www.wpshealth.com/blog/" target="_blank" rel="noopener">WPS Health Blog</a>  This position may from time to time provide support to federal health care programs and other governmental or regulated industries. In accordance with law and/or contractual requirements, individuals in this role are or may be subject to all applicable federal regulations, agency contract requirements, and WPS internal policies, including but not limited to standards for data security, privacy, confidentiality, and program integrity. WPS and its personnel are subject to mandatory enhanced screening and background investigation prior to being granted access to information systems and/or sensitive data in order to safeguard regulated information and government resources that provide critical services.

Platform Engineer Intern - Hybrid Summer 2026

Platform Engineer Intern

Pursuing a computer science/Software Engineering degree; U.S. citizenship; internship involving data workflows, full-stack development, and DevOps in Agile environment.

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Java Full Stack Developer Jobs in Janesville, WI, US

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