ZipRecruiter

Log In

1

Senior Java Developer C2C Jobs in Pittsburgh, PA

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java API Developer

Pittsburgh, PA · On-site

$170/hr

Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite - onsite Hours: 40.0 Security Clearance: Not specified ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

CGI

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$112K - $146K/yr

We are seeking an experienced Sr Java API Developer to drive the design, development, and delivery of scalable, high performance API solutions. The ideal candidate will have deep expertise in Java ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

System One

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

previous page

Showing results 41-60

All JobsJava Developer C2C JobsSenior Java Developer C2C JobsSenior Java Developer C2C Jobs in Pittsburgh, PA

Senior Java Developer C2C information

See Pittsburgh, PA salary details

$10

$60

$83

How much do senior java developer c2c jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for senior java developer c2c in Pittsburgh, PA is $60.99, according to ZipRecruiter salary data. Most workers in this role earn between $53.46 and $68.12 per hour, depending on experience, location, and employer.

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 popular job titles related to Senior Java Developer C2C jobs in Pittsburgh, PA?

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

What job categories do people searching Senior Java Developer C2C jobs in Pittsburgh, PA look for?

The top searched job categories for Senior Java Developer C2C jobs in Pittsburgh, PA are:

What cities near Pittsburgh, PA are hiring for Senior Java Developer C2C jobs?

Cities near Pittsburgh, PA with the most Senior Java Developer C2C job openings:

Senior Java Developer C2C jobs near you

Sr.Java API Developer

Pittsburgh, PA • On-site

System One
Business Consulting Services • 5 - 10K employees
Learn more about System Oneexternal

$170/hr

Other

Medical, Dental, Vision, Life, Retirement

Re-posted 11 days ago

Job description

Job Title: Sr.Java API DeveloperLocation: Pittsburgh, Pennsylvania, United StatesType: Direct HireCompensation: $170.00Work Model: Onsite – onsiteHours: 40.0Security Clearance: Not specified

OverviewLeave placeholder text here for recruiter to input

Responsibilities

  • Design, build, and deploy Java RESTful services and microservices to support client applications.
  • Develop API standards, improve existing services, and collaborate with API developers across teams to build new features at large scale.
  • Create and review technical design documents, and translate detailed requirements into functional system designs.
  • Utilize DEVOPs tools such as Jenkins, uDeploy, and GIT to streamline deployment processes.
  • Work with open-source and library components to expedite development and enhance system capabilities.
  • Integrate applications with Oracle / SQL Server databases and work with containerization tools like OpenShift and Kubernetes.
  • Adhere to security best practices by coding to prevent hacking vulnerabilities.
  • Participate in Agile teams, providing technical expertise and effective communication across diverse groups.
Requirements
  • At least 6+ years of experience in Java API development, REST APIs, Spring Boot, XML, JSON, and Swagger.
  • Proven experience developing and consuming SOAP and REST web services in a production environment.
  • Experience working with OpenShift, Containerization, and Microservices architecture.
  • 3+ years of experience with GitHub, Jenkins, and CI/CD pipelines.
  • Knowledge of client-side technologies such as Node.js and Angular 8+.
  • Hands-on experience with Kubernetes, Apache Kafka, and MongoDB.
  • Strong understanding of integrating Java applications with Oracle or SQL Server databases.
  • Excellent collaboration, communication, and writing skills in an Agile environment.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M-#LI-

System One logo

About System One

Sourced by ZipRecruiter

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

View All System One Jobs