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Senior Java Developer C2C Jobs in Wisconsin (NOW HIRING)

AE Business Solutions

Senior Java Developer

Milwaukee, WI · Hybrid

$56.50 - $72/hr

Senior Application Developer (Java) -- Hybrid AEBS is helping a client find a Senior Application ... NO C2C Inquiries, please The right person will be comfortable developing with Java/Spring Boot ...

AE Business Solutions

Senior Java Developer

Milwaukee, WI · On-site

$56.50 - $72/hr

Senior Application Developer (Java) - Hybrid AEBS is helping a client find a Senior Application ... NO C2C Inquiries, please The right person will be comfortable developing with Java/Spring Boot ...

Apex Systems

Senior Java Developer

Milwaukee, WI · On-site

$56.50 - $72/hr

Senior Application Developer (Java) PURPOSE We are seeking a Senior Application Developer responsible for designing, developing, enhancing, and supporting business-critical applications. This role ...

Socket.dev

WI · On-site

$125 - $150/hr

We are looking for a talented and experienced Senior Java Developer to join our team and play a vital role in building and maintaining our backend trading ecosystems. Responsibilities: * Design and ...

Profectus IT BVBA

WI · On-site

$100 - $125/hr

We are currently seeking an experienced Java Spring Developer with strong Angular expertise to join our growing team. This role is ideal for someone who is passionate about building scalable backend ...

ABC Groep

WI · On-site

$100 - $125/hr

Not afraid of coaching and mentoring Junior Developers * Have an Agile mindset and see yourself as a real Scrum Master * Possess knowledge of Java, Java web technologies, Spring framework, Spring ...

Contentcoffee

WI · On-site

$100 - $125/hr

Fullstack Java Developer (experienced / senior) As a Fullstack Java Developer at Content & Coffee, you will contribute to the development and evolution of business-critical applications for our ...

Dellfor Technologies

senior java developer

Madison, WI · On-site

$57.75 - $73.50/hr

Competence in using Java IDE tools of Eclipse, GGTS, Rational Application Developer (RAD), WebSphere Application Developer (WSAD) and Web Logic Workshop to develop dynamic web applications. Good ...

Dellfor Technologies

Senior JAVA Developer

Milwaukee, WI · On-site

$80K/yr

... Java, J2EE and web/internet based programming experience (both client and server side) 5+ Experience with OOA/OOD, distributed systems/software, real time processing, relational database systems ...

MIT RESOURCE

Sr. Java Developer

Madison, WI · On-site

$57.75 - $73.50/hr

TARGET PROFILES Local, Semi-Local -- Java Dev 10+yr, Tech Lead 3+years, Local, would relo, or wants to telecommute and lives w/i 180 miles of Madison, WI. Non-local -- Java Dev 12+ yrs, Tech Lead 3 ...

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 ...

Sonoma Consulting Inc.

Java Developer

Waukesha, WI · On-site

$51 - $66/hr

This Senior Java Developer will join the Global Service Technology team and will work on a Scrum team in a highly collaborative environment building next generation enterprise service platforms for ...

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 ...

SV Tech Systems Inc

Java Developer

Madison, WI · On-site

$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 ...

InterSources Inc

Sr. Java Lead Developer

Madison, WI · On-site

They are seeking a Sr. Java Lead Developer to work on Application Development and Project activities, involving the full SDLC life cycle and coordinating with offshore teams. Responsibilities : • ...

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 ...

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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Senior Java Developer C2C information

What is a senior Java developer C2C?

A Senior Java Developer C2C is an experienced software engineer who specializes in Java programming and works on a 'Corp-to-Corp' (C2C) basis. This means the developer provides services through their own corporation or business entity, rather than as a direct employee or independent contractor. Senior Java Developers are responsible for designing, developing, and maintaining complex Java applications, leading projects, and mentoring junior developers. C2C arrangements are common in IT contracting, particularly in the United States, and typically require the developer to handle their own business taxes and legal compliance.

What are the key skills and qualifications needed to thrive as a senior Java developer C2C?

To thrive as a Senior Java Developer (C2C), you need expert-level proficiency in Java, object-oriented programming, system architecture, and a solid foundation in computer science, usually supported by a bachelor’s degree or higher. Familiarity with frameworks like Spring, Hibernate, RESTful APIs, version control systems such as Git, and build tools like Maven or Gradle, along with experience in Agile methodologies, is typically required. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills and qualities are crucial for delivering robust, scalable software solutions and ensuring project success in dynamic environments.

What are some common challenges senior Java developers face when working on C2C (Corp-to-Corp) contracts?

Senior Java Developers working on C2C contracts often encounter challenges such as quickly adapting to new project environments, understanding diverse client requirements, and integrating with teams that may have established workflows or legacy systems. Additionally, they need to manage their own business operations, including invoicing and compliance, while maintaining high productivity and technical standards. Effective communication and self-management are essential, as C2C roles may offer less direct supervision compared to traditional employment.

What is the difference between Senior Java Developer C2C vs Java Software Engineer?

AspectSenior Java Developer C2CJava Software Engineer
CredentialsJava certifications, experience in Java SE/EEJava certifications, similar experience
Work EnvironmentContract-based, client-site or remote, project-focusedFull-time, in-house or remote, development team
Industry UsageFreelance/contract roles across industriesPermanent roles in tech companies or enterprises
Search IntentContract Java roles, freelance Java jobsFull-time Java developer positions

While both roles require Java expertise and similar certifications, Senior Java Developer C2C typically involves contract-based, project-specific work often on a freelance basis. Java Software Engineer usually refers to full-time, in-house roles within organizations. The choice depends on whether you're seeking flexible contract work or a permanent position.

What are the most commonly searched types of Java Developer C2C jobs in Wisconsin?

The most popular types of Java Developer C2C jobs in Wisconsin are:

What are popular job titles related to Senior Java Developer C2C jobs in Wisconsin?

For Senior Java Developer C2C jobs in Wisconsin, the most frequently searched job titles are:

What job categories do people searching Senior Java Developer C2C jobs in Wisconsin look for?

The top searched job categories for Senior Java Developer C2C jobs in Wisconsin are:

What cities in Wisconsin are hiring for Senior Java Developer C2C jobs?

Cities in Wisconsin with the most Senior Java Developer C2C job openings:

Senior Java Developer C2C jobs near you
Infographic showing various Senior Java Developer C2C job openings in Wisconsin as of August 2026, with employment types broken down into 80% Full Time, 6% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Senior Java Developer

AE Business Solutions

Milwaukee, WI • Hybrid

$56.50 - $72/hr

Contractor

Re-posted 5 days ago

Job description

Senior Application Developer (Java) — Hybrid

AEBS is helping a client find a Senior Application Developer with strong Java experience for a role combining enterprise application development, modernization, and production support. 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 REST APIs and integrations, troubleshooting production issues, and improving legacy applications. Experience with Hibernate/JPA, IBM MQ, SQL, JUnit, Git, and enterprise application support is important.

Preferred experience includes cloud platforms, Docker/Kubernetes/OpenShift, CI/CD, secure coding, Angular, and application modernization.

AE Business Solutions does not sponsor applicants for employment visas.

AE Business Solutions is an Equal Opportunity Employer.