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Senior Java Developer C2C Jobs in Pennsylvania (NOW HIRING)

2T Consulting

Senior Java Developer

Pittsburgh, PA · On-site

$55.50 - $70.75/hr

Design, develop, and maintain scalable microservices using Java and Spring Boot. * Develop and ... Collaborate with business, QA, DevOps, and other technical teams throughout the SDLC. * Follow ...

JPC Partners

Senior Java Developer

Audubon, PA

$54.50 - $69.75/hr

JPC Partners is looking for a Java Application Developer that will be responsible for understanding the requirements of the business units and supporting the project and support teams by developing ...

ClifyX

Sr. Java Developer

Pittsburgh, PA · On-site

$53.50 - $68.25/hr

Java Fullstack developer Location: Pittsburgh, PA (Onsite) Type: Fulltime Must Have Technical/Functional Skills: Deep Understanding and experience with Java including frameworks like Spring Boot ...

Dellfor Technologies

senior java developer

Harrisburg, PA · On-site

$56.50 - $72/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 ...

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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 Pennsylvania?

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

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

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

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

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

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

Cities in Pennsylvania 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 Pennsylvania 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 Full Stack Developer

System One

Pittsburgh, PA • On-site

$51 - $65.75/hr

Other

Re-posted 25 days ago

Job description

Position Title: Senior Java Full Stack Developer Position Location - Pittsburgh, PA ; Duration – Direct Hire Employment Type – No C2C or third party vendors at this time Required qualifications to be successful in this role : 6+ years of strong hands-on experience with: o Java (Java 8/11/17+) o Spring Boot o REST API development o Microservices architecture . 6+ years of experience with: o Hibernate / JPA o Distributed systems and asynchronous processing . Strong understanding of: o Object-oriented programming o Design patterns o Secure application development Frontend Development . 6+ years of strong experience with modern frontend technologies such as: o Angular o React o JavaScript / TypeScript . 6+ years of experience building: o Responsive web applications o Enterprise UI components . Understanding of: o State management o API integration o Frontend performance optimization Database & Integration Skills . Strong SQL and database skills: o Oracle o SQL Server o PostgreSQL o DB2 . 6+ years of experience integrating with: o APIs o External enterprise systems o Authentication and authorization services DevOps & Engineering Practices . Experience with: o Git and version control o CI/CD pipelines o Jenkins/GitHub Actions/GitLab . Familiarity with: o Docker o Kubernetes o Linux/Unix environments Please apply to the job if you are interested and have the required experience to raghu.ganesan@systemone.com #L1 - RG1 #M1 Ref: #404-IT Pittsburgh

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About System One

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System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US

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