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Senior Java Engineer Jobs in Wisconsin (NOW HIRING)

SonSoft Inc.

Java With Docker (GC--USC)

Milwaukee, WI · On-site

$50 - $64.75/hr

They are seeking a Senior Java Developer with extensive experience in technology consulting and solutions architecture, particularly with Java and Docker technologies. Responsibilities : • At least ...

ULINE

Senior Software Developer - Java

Milwaukee, WI · On-site

$96K - $148K/yr

Senior Software Developer - Java Pay from $96,000 to $148,000 per year Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you ready to design, innovate and lead in a ...

ULINE

Senior Software Developer - Java

Kenosha, WI · On-site

$96K - $148K/yr

Senior Software Developer - Java Pay from $96,000 to $148,000 per year Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you ready to design, innovate and lead in a ...

Santander

Senior Java Application Developer

Madison, WI · On-site

$175K - $220K/yr

Senior Java Application Developer Country: United States of America It Starts Here: Santander is a global leader and innovator in the financial services industry and is evolving from a high-impact ...

Inlineblue

WI · On-site

$80 - $100/hr

Vanaf ongeveer 5 jaar ervaring in Java development. * Teamspeler. Je leert aan en van collega's en werkt in een team waar communicatie en overleg centraal staat. * Proactief, verantwoordelijk en ...

Hyphen Solutions, LLC

WI · On-site

$150 - $200/hr

Drive engineering standards, microservices adoption, cloud strategy, DevOps practices, and AI ... Design enterprise Java 21+ architectures and contribute directly to coding * Lead the development ...

Elasticsearch B.V.

WI · On-site

$100 - $125/hr

We are on the lookout for a Senior Software Engineer to join our Elasticsearch - Distributed ... You have strong skills in core Java and are conversant in the standard library of data structures ...

Luminoustec LLC

Java Developer

Milwaukee, WI

$50.25 - $65/hr

Senior Java Programmer Job Type: Contract to Hire (6 months) Location: Menominee Falls, Wisconsin What we look for here are the following: 1. Very strong communication skills, especially over the ...

Luminoustec LLC

Java Developer

Milwaukee, WI · On-site

$50.25 - $65/hr

Senior Java Programmer Job Type: Contract to Hire (6 months) Location: Menominee Falls, Wisconsin What we look for here are the following: 1. Very strong communication skills, especially over the ...

Qualysoft

$60.25 - $76.75/hr

Fur ein langfristiges Projekt in Wien suchen wir ab sofort einen erfahrenen Java Developer (m/w/d) mit Schwerpunkt auf LibreOffice-Entwicklung und Verfahrensautomation. In dieser Rolle arbeiten Sie ...

ENTICO ICT

WI · On-site

$100 - $125/hr

Minstens 5 jaar ervaring als Technical Analyst, Technical Designer of Senior Java Developer met analytische verantwoordelijkheden. * Ervaring met technische en/of functionele analyse binnen Agile ...

SV Tech Systems Inc

Java Developer

Madison, WI

$51.50 - $66.50/hr

Java Developer Location : Madison, WI Duration : 6 months A Madison, WI client is looking for a ... senior management to collect requirements, describe software product features, and technical ...

ABC Groep

WI · On-site

$80 - $100/hr

You engage in dialogue with Senior Developers and closely follow the latest technologies. * SQL ... Our Java developers like to capitalize on their knowledge. You hold the OCP (Oracle Certified ...

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Wisconsin

Senior Java Engineer information

See Wisconsin salary details

$11

$63

$87

How much do senior java engineer jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for senior java engineer in Wisconsin is $63.42, according to ZipRecruiter salary data. Most workers in this role earn between $55.58 and $70.87 per hour, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

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For Senior Java Engineer jobs in Wisconsin, the most frequently searched job titles are:

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The top searched job categories for Senior Java Engineer jobs in Wisconsin are:

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Cities in Wisconsin with the most Senior Java Engineer job openings:

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Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Wisconsin as of August 2026, with employment types broken down into 89% Full Time, 6% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $131,904 per year, or $63.4 per hour.

Senior Java Backend Developer

Madison, WI • On-site

HTC Global Services
IT Services • 10K+ employees
Learn more about HTC Global Servicesexternal

$121K - $157K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Senior Java Backend Developer - Spring Boot & Microservices
Position Overview
Build and support scalable backend systems using Java, Spring, and Spring Boot while working with RESTful APIs, microservices architecture, and cloud-based applications. This role offers the opportunity to design and develop backend services, integrate with external systems, and contribute to application performance, security, reliability, and deployment processes.
What You'll Do / Key Responsibilities
  • Design, develop, and maintain backend services using Java, Spring, and Spring Boot.
  • Build robust and scalable RESTful APIs for web and mobile applications.
  • Develop microservices-based architecture and integrate with external systems.
  • Collaborate with frontend developers, DevOps teams, and product stakeholders.
  • Ensure high performance, security, and reliability of applications.
  • Implement authentication and authorization mechanisms using JWT and OAuth2.
  • Write clean, efficient, and well-documented code.
  • Participate in code reviews and enforce coding standards.
  • Troubleshoot, debug, and optimize existing systems.
  • Contribute to CI/CD pipelines and deployment processes.

Required Qualifications
  • 10+ years of experience in Java development.
  • Strong experience with Spring Framework, including Spring Core, Spring MVC, and Spring Boot.
  • Hands-on experience building RESTful APIs.
  • Proficiency with Java 8+ features, including Streams and Lambda expressions.
  • Experience with ORM frameworks such as Hibernate and JPA.
  • Knowledge of relational databases such as MySQL, PostgreSQL, or Oracle.
  • Familiarity with microservices architecture.
  • Experience with build tools such as Maven or Gradle.
  • Understanding of version control systems, including Git.
  • Basic knowledge of cloud platforms such as AWS, Azure, or GCP.

Preferred Qualifications
  • Experience with Spring Security.
  • Knowledge of messaging systems such as Kafka or RabbitMQ.
  • Familiarity with containerization tools such as Docker and Kubernetes.
  • Experience with API documentation tools such as Swagger or OpenAPI.
  • Exposure to NoSQL databases such as MongoDB.
  • Understanding of caching mechanisms such as Redis or Ehcache.

What Makes HTC A Great Place To Build Your Future
HTC Global Services wants you to join our team. Come build new things with us and advance your career. At HTC Global, you'll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together. You'll have long-term opportunities to grow your career and develop skills in the latest emerging technologies.
At HTC Global Services, our employees have access to a comprehensive benefits package. Benefits can include Group Health (Medical, Dental, and Vision), Paid Time Off, Paid Holidays, 401(k) matching, Group Life and Disability insurance, Professional Development opportunities, Wellness programs, and a variety of other perks.
Our success as a company is built on inclusion and diversity. HTC Global Services is committed to providing a workplace free from discrimination and harassment, where every employee is treated with dignity and respect. We celebrate differences and believe that diverse cultures, perspectives, and skills drive innovation and success. HTC is an Equal Opportunity Employer and a proud National Minority Supplier. We seek to empower each individual, fostering an environment where everyone feels valued, included, and respected.
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