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Sr Java Developer Jobs in Pennsylvania (NOW HIRING)

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 ...

CGI Inc.

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$117K - $151K/yr

Senior Java API Developer - Backend Category: Software Development/ Engineering Main location: United States, Pennsylvania, Pittsburgh Alternate Location(s): United States, Ohio, Cleveland United ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$49 - $63.25/hr

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 ...

System One

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

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 ...

Trilogy

Senior Java Full Stack Developer

Pittsburgh, PA · On-site

$49 - $63.25/hr

Individual contributor; no direct supervisory responsibilities POSITION SUMMARY Trilogy NextGen is seeking a Senior Java Full Stack Developer to design, develop, enhance, and support enterprise ...

New

AllSTEM Connections

Java Developer Contractor

Malvern, PA · On-site

$93K - $104K/yr

Senior Full-Stack Java Developer - Contract Role Overview We are seeking a highly accomplished and technically secure Senior Full-Stack Java Developer to join an enterprise project team on a contract ...

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 ...

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All JobsSr Java Developer JobsSr Java Developer Jobs in Pennsylvania

Sr Java Developer information

See Pennsylvania salary details

$11

$62

$86

How much do sr java developer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for sr java developer in Pennsylvania is $62.98, according to ZipRecruiter salary data. Most workers in this role earn between $55.19 and $70.38 per hour, depending on experience, location, and employer.

What does a Sr Java Developer do?

A Sr Java Developer is an experienced software engineer who designs, develops, and maintains complex applications using the Java programming language. They lead technical projects, mentor junior developers, and ensure code quality and best practices. Their role often includes collaborating with cross-functional teams, troubleshooting performance issues, and staying updated on new Java technologies to implement efficient solutions.

What are the typical collaboration dynamics for a Sr Java Developer within a software development team?

As a Sr Java Developer, you'll frequently collaborate with cross-functional teams including frontend developers, QA engineers, DevOps specialists, and project managers. You're often expected to provide technical leadership, review code, and mentor junior developers, while also participating in architectural discussions and sprint planning. Effective communication and the ability to translate complex technical concepts for non-technical stakeholders are essential. This collaborative structure helps ensure project alignment, code quality, and timely delivery of features.

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

To thrive as a Sr Java Developer, you need expert knowledge of Java, object-oriented programming, and software development principles, typically backed by a degree in computer science or related experience. Proficiency with frameworks like Spring, build tools (Maven/Gradle), version control (Git), and familiarity with CI/CD pipelines and cloud platforms is essential. Strong problem-solving, leadership, and communication skills help in mentoring junior developers and collaborating with cross-functional teams. These skills and qualities ensure robust software delivery, technical leadership, and successful project outcomes in complex development environments.

What is the difference between Sr Java Developer vs Java Software Engineer?

AspectSr Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelopment teams, project-based, collaborativeDevelopment teams, project-based, collaborative
Employer & Industry UsageIT companies, software firms, tech departmentsIT companies, software firms, tech departments
Common Search & ComparisonYesYes

The main difference between a Sr Java Developer and a Java Software Engineer lies in their roles' focus and experience level. Sr Java Developers typically have more leadership responsibilities and extensive experience, while Java Software Engineers may focus more on designing and implementing Java applications. Both roles require similar credentials and work in comparable environments, often within IT and software industries.

What are popular job titles related to Sr Java Developer jobs in Pennsylvania? For Sr Java Developer jobs in Pennsylvania, the most frequently searched job titles are:
What job categories do people searching Sr Java Developer jobs in Pennsylvania look for? The top searched job categories for Sr Java Developer jobs in Pennsylvania are:
Sr Java Developer jobs near you
Sr.Java API Developer

Sr.Java API Developer

System One

Pittsburgh, PA • On-site

$170/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted 8 days ago

Job description

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

Overview
Leave 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.

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