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Java Contract Jobs in Wisconsin (NOW HIRING)

Laiba Technologies LLC

Java Developer

Waukesha, WI · On-site

$51 - $66/hr

Java Developer Experience : 8+ Contract Must Have Medical device / Healthcare domain Job Requirements Essential Job Functions * Software design and development of applications and frameworks using ...

Sonoma Consulting Inc.

Java Developer

Waukesha, WI

$51 - $66/hr

Qualifications Long term or contract to hire Application Development (Java/JEE, C++, scripting, and databases) Maintaining Design Specifications in compliance with GEHC's Quality Management System ...

Varsity Tutors

Java Tutor

Milwaukee, WI · Remote

$40/hr

Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...

Varsity Tutors

Java Tutor

Madison, WI · Remote

$40/hr

Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...

AE Business Solutions

Senior Java Developer

Milwaukee, WI · Hybrid

$56.50 - $72/hr

This is a hybrid, contract-to-hire role in Milwaukee that requires 3 days onsite per week. *NO C2C Inquiries, please The right person will be comfortable developing with Java/Spring Boot, supporting ...

AE Business Solutions

Senior Java Developer

Milwaukee, WI · On-site

$56.50 - $72/hr

This is a hybrid, contract-to-hire role in Milwaukee that requires 3 days onsite per week. *NO C2C Inquiries, please The right person will be comfortable developing with Java/Spring Boot, supporting ...

Dellfor Technologies

Java Architect

Milwaukee, WI · On-site

$60K/yr

Java EE framework and system development * Experience with use cases, process flows, and UML ... Job Type: Contract Salary: $60,000.00 /year Required education: * Bachelor's Required experience:

Apex Systems

Senior Java Developer

Milwaukee, WI · On-site

$56.50 - $72/hr

This is a contract to hire opening. If you are interested please apply with resume to . Location: Milwaukee, WI (3 days onsite/days remote). Senior Application Developer (Java) PURPOSE We are seeking ...

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 ...

Luminoustec LLC

Java Developer

Milwaukee, WI · On-site

$50.25 - $65/hr

Contract to Hire (6 months) Location: Menominee Falls, Wisconsin What we look for here are the ... JAVA, SQL and JQuery/AJAX 3. Demonstrated experience showing the following: a. Ability to create ...

Dellfor Technologies

Java ATG Developer

Milwaukee, WI · On-site

$60K/yr

Experience with ATG, Java and J2EE technologies . Experience with XML/HTTP and or Restful Web ... W2/Contract Salary: $60,000.00 /year Required education: * Bachelor's Required experience:

Luminoustec LLC

Java Developer

Milwaukee, WI · On-site

$50.25 - $65/hr

Contract to Hire (6 months) Location: Menominee Falls, Wisconsin What we look for here are the ... JAVA, SQL and JQuery/AJAX 3. Demonstrated experience showing the following: a. Ability to create ...

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All JobsJava Contract JobsJava Contract Jobs in Wisconsin

Java Contract information

What is a Java contract?

A Java contract job is a temporary position where a programmer is hired to work on projects using the Java programming language for a fixed period, rather than as a permanent employee. Contractors are often brought in to fill skill gaps, complete specific projects, or handle increased workloads. These roles can be full-time or part-time and typically last from a few months to over a year, depending on the project's needs. Contractors may work onsite or remotely and are usually paid hourly or by project milestone. Java contract jobs offer flexibility and the opportunity to work with a variety of companies and technologies.

What are the key skills and qualifications needed to thrive as a Java contract, and why are they important?

To thrive as a Java Contractor, you need strong proficiency in Java programming, experience with object-oriented design, and a solid understanding of software development methodologies, often supported by a relevant degree or certifications like Oracle Certified Professional Java Programmer (OCPJP). Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and frameworks such as Spring or Hibernate is typically required. Excellent problem-solving, adaptability, and communication skills help you collaborate with diverse teams and quickly respond to project changes. These skills ensure high-quality, maintainable code and successful completion of contract-based software projects.

What are some common challenges faced by Java contracts and how can they be managed effectively?

Java contractors often work on short-term projects or fill skill gaps in development teams, which can present challenges such as quickly adapting to new codebases and varying team dynamics. To manage these effectively, it’s important to have strong communication skills, a proactive approach to understanding project requirements, and the ability to rapidly learn existing systems. Building rapport with permanent team members and maintaining thorough documentation can also help ease the transition. Staying current with Java frameworks and tools further ensures you can contribute value from day one.

What is the difference between Java Contract vs Java Developer?

AspectJava ContractJava Developer
CredentialsTypically requires Java certifications, experience in contract rolesRequires Java certifications, degree in computer science or related field
Work EnvironmentProject-based, short-term assignments, flexible hoursFull-time, ongoing employment, structured work hours
Employer & Industry UsageUsed by companies for specific projects, consulting firmsEmployed directly by companies, tech firms, or agencies
Search & Comparison IntentOften compared for contract opportunities, flexibilityCompared for full-time roles, career growth

Java Contract roles are typically project-based, offering short-term assignments with flexible schedules, ideal for those seeking variety or freelance work. Java Developers usually work full-time, with ongoing responsibilities and career development opportunities. Both roles require Java certifications and experience, but differ mainly in employment type and work environment.

What are the most commonly searched types of Java jobs in Wisconsin?

The most popular types of Java jobs in Wisconsin are:

What are popular job titles related to Java Contract jobs in Wisconsin?

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

What job categories do people searching Java Contract jobs in Wisconsin look for?

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

What cities in Wisconsin are hiring for Java Contract jobs?

Cities in Wisconsin with the most Java Contract job openings:

Java Contract jobs near you
Infographic showing various Java Contract job openings in Wisconsin as of August 2026, with employment types broken down into 87% Full Time, 4% Part Time, and 9% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution.

Java Developer

Waukesha, WI • On-site

Laiba Technologies LLC
See more jobs at Laiba Technologies LLCexternal

$51 - $66/hr

Other

Posted 5 days ago

Job description

Location: Waukesha, WI

Job Title : Java Developer

Experience : 8+

Contract

Must Have Medical device / Healthcare domain

Job Requirements

Essential Job Functions

  • Software design and development of applications and frameworks using Java/JEE, Swagger/OpenAPI and Springboot/Spring
  • Understand / learn Microservices based software architecture and design of existing enterprise applications developed mainly using Java/JEE, Swagger/OpenAPI and Springboot/Spring, but also having understanding in Linux, Scripting, Perl / Python)
  • Experience working with medical device / any hardware / devices software development
  • Technical communication with internal and external stake holders and collaborate with global team


Work Experience

Required Skills:

  • 6 to 10 years of experience in design and development of software applications and frameworks using Java/JEE, Swagger/OpenAPI and Springboot/Spring
  • Good understanding microservices Architecture and hands on experience with Kubernetes, Docker, Spring Boot in a Microservices environment
  • Good hands on experience in unit test frameworks and writing unit test using Junit, BDD, Cucumber
  • Understanding of CI / CD pipelines like Jenkins and source control tools like Git or similar
  • Should be able to understand / learn architecture and design of existing enterprise applications developed mainly using Java/JEE, but also having understanding in Unix/ Linux based programming
  • Technical communication with internal and external stake holders and collaborate with global team
  • Good understanding of Linux and Linux scripting
  • Good knowledge in Medical Devices, Healthcare or Devices domain experience
  • Excellent analytical, problem solving and debugging skills

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