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Senior Java J2Ee Developer Jobs in Pennsylvania (NOW HIRING)

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

System One

Mid Java API Developer

Pittsburgh, PA · On-site

$49.50 - $64/hr

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United ... At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON ...

CGI Inc.

Senior Java API Developer

Pittsburgh, PA · On-site

$55.50 - $70.75/hr

Senior Java API Developer Category: Software Development/ Engineering Main location: United States, Pennsylvania, Pittsburgh Position ID:J0526-1907 Employment Type: Full Time Position Description:

V2Soft

Sr Data Architect

Pittsburgh, PA · On-site

$65.25 - $87.25/hr

The Sr Data Architect will be responsible for designing and developing J2EE based web applications, as well as architecting Java backend solutions and REST services. Responsibilities : • Prior ...

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 ...

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All JobsJava J2Ee Developer JobsSenior Java J2Ee Developer JobsSenior Java J2Ee Developer Jobs in Pennsylvania

Senior Java J2Ee Developer information

See Pennsylvania salary details

$27

$54

$76

How much do senior java j2ee developer jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for senior java j2ee developer in Pennsylvania is $54.61, according to ZipRecruiter salary data. Most workers in this role earn between $46.29 and $63.16 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior Java J2EE developer?

To thrive as a Senior Java J2EE Developer, you need advanced expertise in Java, J2EE frameworks (such as Spring or Hibernate), object-oriented programming, and a relevant degree in computer science or related fields. Familiarity with version control systems (like Git), build tools (such as Maven or Gradle), and cloud platforms, along with relevant certifications, is often required. Strong problem-solving, leadership, and communication skills help you collaborate effectively and mentor junior developers. These skills and qualities are essential for delivering robust, scalable applications and leading successful development projects.

What does a senior Java J2EE developer do?

A Senior Java J2EE Developer is responsible for designing, developing, and maintaining enterprise-level applications using Java and Java 2 Platform, Enterprise Edition (J2EE) technologies. They lead the development process, perform code reviews, and ensure the application is robust, scalable, and secure. Additionally, they collaborate with cross-functional teams to gather requirements, provide technical guidance, and resolve complex software issues.

What is the difference between Senior Java J2Ee Developer vs Java Software Engineer?

AspectSenior Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDevelops Java applications, may work on various project sizes
Industry UsageCommon in finance, healthcare, enterprise sectorsUsed across tech, finance, startups, and enterprise
Search & Comparison IntentOften compared for experience level and responsibilitiesCompared for entry to mid-level Java development roles

The main difference between a Senior Java J2Ee Developer and a Java Software Engineer lies in experience and responsibilities. Senior developers typically lead complex projects and mentor junior staff, while Java Software Engineers focus on developing Java applications across various environments. Both roles require similar educational backgrounds and certifications, but seniority impacts scope and leadership expectations.

What are some common challenges faced by senior Java J2EE developers when working on large-scale enterprise applications?

Senior Java J2EE Developers often encounter challenges such as managing complex codebases, ensuring scalability and performance, and integrating with legacy systems or third-party services. Balancing new feature development with ongoing maintenance and refactoring can also be demanding. Effective communication and collaboration with cross-functional teams, such as DevOps, QA, and front-end developers, are essential to ensure smooth project delivery and address issues promptly.
What cities in Pennsylvania are hiring for Senior Java J2Ee Developer jobs? Cities in Pennsylvania with the most Senior Java J2Ee Developer job openings:
Infographic showing various Senior Java J2Ee Developer job openings in Pennsylvania as of August 2026, with employment types broken down into 75% Full Time, 10% Part Time, 14% Contract, and 1% Nights. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $113,579 per year, or $54.6 per hour.

Mid Java API Developer

System One

Pittsburgh, PA • On-site

$49.50 - $64/hr

Full-time

Re-posted 12 days ago

Job description

Mid Java API Developer Job Type: Permanent Full Time Location: Pittsburgh, Pennsylvania, United States Description: Mid Java API Developer Position Description This role must be performed in Pittsburgh, PA -or- Dallas, TX on the client site 5 days per week. For this role on this particular client engagement, employer sponsorship of immigration?related visa and/or green card status as part of the PERM process will not be available. Your future duties and responsibilities . Design, maintain and implementation of API, microservices and backend components . Work with API developers across the team to build new features at large scale . Improve API standards and services . Development and unit testing of Java RESTful services that integrates with external client systems . Working Knowledge and hands on experience in DEVOPs tools like Jenkins, uDeploy and GIT . Review Design Documents and provide feedback on approach and estimates . Creates technical designs for new systems, and/or modifications to existing systems. . Translates detailed requirements into functional system designs. . Ability to prioritize work and meet deadline and also establish and maintain effective working relationships with clients, project team members, supervisors, and employees from other departments. . Work closely with internal and external design, business, and technical counterparts . Excellent interpersonal skills including the ability to work closely with diverse personality types and understand technical issues. . Research and recommend functional libraries to expedite development. Required qualifications to be successful in this role . At least 4+ years overall experience Java/J2EE development with REST API, Spring Boot, XML, JSON, Swagger . 4+ years of experience developing and consuming SOAP and REST web services for an operational/production environment . Work with API developers across the teams to build new API features at large-scale . Improve API standards and services . Experience working with OpenShift, Containerization and Microservices . 3+ years of GitHub, Jenkins and CI/CD server . Knowledge of client-side technologies like Node JS, Angular 8+ . Experience in Kubernetes, Apache Kafka and MongoDB. . Experience integrating Java based applications with Oracle / SQL Server . Hands on experience working REST API development using Spring Boot & Spring framework. . Experience coding to prevent hacking and other vulnerabilities. . Strong collaboration and communication skills within distributed project teams and in an Agile environment. . Excellent oral and written communication skills. #M1 #DI-CB2 #L1 - KB1

Ref: #404-IT Pittsburgh