
Government Systems Technologies Inc. (GSTi)
Jersey City, New Jersey • Today
Easy Apply
Third Party, Contract
Depends on Experience
48 results (9 new)

Government Systems Technologies Inc. (GSTi)
Jersey City, New Jersey • Today
Easy Apply
Third Party, Contract
Depends on Experience


Government Systems Technologies Inc. (GSTi)
Jersey City, New Jersey • 6d ago
Easy Apply
Third Party, Contract
Depends on Experience


TATA Consultancy Services Limited
Parsippany-Troy Hills, New Jersey • 21d ago
Easy Apply
Full-time
100,000 - 140,000








Guardian Life Insurance Company
Holmdel, New Jersey • Today
Full-time
USD 99,150.00 - 162,885.00 per year






Job Title: Java Developer with Mainframe Experience
Location: Jersey City, NJ
Job Type: Contract
Job Description:
We are looking for an experienced Java Developer with Mainframe experience to design, develop, enhance, and maintain enterprise applications. The ideal candidate should have strong hands-on experience in Java development, backend technologies, and integration with legacy mainframe systems.
Key Responsibilities:
Design, develop, test, and maintain Java-based enterprise applications.
Develop backend services and REST APIs using Java, Spring Boot, and Microservices.
Work on mainframe systems, including application integration, data processing, and legacy system modernization.
Integrate Java applications with mainframe technologies such as COBOL, JCL, DB2, CICS, and VSAM.
Analyze existing mainframe applications and support migration or modernization initiatives.
Troubleshoot production issues, perform root cause analysis, and implement solutions.
Collaborate with architects, business analysts, QA teams, and other developers.
Participate in code reviews, unit testing, integration testing, and deployment activities.
Work with relational databases and optimize SQL queries for application performance.
Follow coding standards, security practices, and Agile development methodologies.
Required Skills:
Strong experience in Core Java, J2EE, and object-oriented programming.
Hands-on experience with Spring Boot, REST APIs, and Microservices.
Experience working with mainframe technologies such as COBOL, JCL, DB2, CICS, or VSAM.
Knowledge of Java-to-mainframe integration and legacy application support.
Experience with SQL and relational databases.
Familiarity with Git, Maven, Jenkins, and CI/CD pipelines.
Strong debugging, problem-solving, and communication skills.
Experience working in Agile/Scrum environments.
Preferred Qualifications:
Experience in mainframe modernization or migration to Java-based applications.
Exposure to IBM z/OS and mainframe batch processing.
Experience with banking, financial services, or other enterprise applications.
Familiarity with cloud platforms such as AWS or Azure.
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Jersey City, New Jersey
•
5d ago
Mainframe Developer Location: Jersey City, NJ (Onsite) Job Type: Contract Job Description: We are seeking a skilled Mainframe Developer with experience in designing, developing, testing, and maintaining mainframe applications. The ideal candidate should have strong expertise in COBOL, JCL, CICS, DB2, and related mainframe technologies, along with a good understanding of the Software Development Life Cycle (SDLC). Key Responsibilities: Develop, enhance, and maintain mainframe applications.
Easy Apply
Contract, Third Party
$60 - $60
New York, New York
•
12d ago
Job Description: Java DeveloperLocation: Plano, TX/New York/New Jersey Duration: Contract to Hire Job Title: Java Developer Job SummaryWe are seeking a skilled Java Developer to design, develop, test, and maintain scalable enterprise applications. The ideal candidate will have strong hands-on experience with Java/J2EE, Spring Boot, SQL, and messaging technologies such as Kafka or MQ. The candidate should have experience working in a large corporate environment, contributing across the Software D
Easy Apply
Contract
70 - 75
New York, New York
•
28d ago
Role: Senior Java Developer| 10+ Years of Experience Location: New York City, NY Onsite / Face-to-Face Interview Local Candidates Only Position Overview We are seeking an experienced Senior Java Developer with 10+ years of hands-on experience in enterprise application development using Java/J2EE technologies. The ideal candidate will have strong expertise in Core Java, Spring, Hibernate, web services, and database technologies, along with a solid understanding of software architecture, design
Easy Apply
Contract, Third Party
63
Hybrid in New York, New York
•
14d ago
Role: Sr. Java full stack Developer Location:Pittsburgh, PA / NYC, NY(Onsite/Hybrid) Duration: Long-termContract Employment Type: W2 Domain: Preferred exp. With Banking/Financial Domain Job Description: 8+ years of Java/J2EE development experience Strong Core Java, Java 8/11/17+ Spring Boot / Spring Framework Strong Oracle SQL, PL/SQL, database development Hands-on experience with IBM MQ / WebSphere MQ Strong experience developing and integrating REST APIs Microservices architecture Experience
Easy Apply
Contract
Depends on Experience