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Full Time Java Mainframe Developer Jobs in Philadelphia, PA

Lorven Technologies

Mainframe Developer

Wilmington, DE · On-site

$50 - $55/hr

Mainframe Developer Location : Wilmington, DE OR Jersey City, NJ Exp: 15+ Yrs Rate: $50-55/hr on W2 ... Java tech Please look for experienced persons ( 15+ ) * Mainframe Modernization experience

Northern Base

Mainframe Developer

Pennington, NJ · On-site

$49.50 - $63.50/hr

Mainframe Developer Location: Pennington, NJ (Onsite) Employment Type: Full-Time Visa Type: USC / GC Only Must Have Technical/Functional Skills Primary Skill: COBOL, DB2, JCL, VSAM Secondary: SQL ...

Hirekeyz Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Job Title: Mainframe Developer Location : Wilmington DE Job Type: W-2/Full Time Required Skills: * Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VSAM Working on enterprise-wide applications, Agile ...

Infosys

Mainframe Developer

Pennington, NJ · On-site

$49.50 - $63.50/hr

EEO/About Us Benefits Along with competitive pay, as a full-time Infosys employee you are also ... Required Skill and Experience • Experience in Mainframe technologies. • Experience in software ...

HCL Global Systems Inc

Sr. Cobol Developer

Trenton, NJ · On-site

Required : • Senior Mainframe Developer / COBOL Senior Consultant • Evaluate existing systems and user needs • Analyze, design, recommend, and implement information system changes • Full-time ...

DEW Softech Inc

Sr Cobol Developer

Trenton, NJ · On-site

$50 - $65/hr

Senior Mainframe Developer / COBOL Senior Consultant Location: Trenton, NJ (Onsite) Duration ... This position will be a full-time contract role and is onsite in Trenton, NJ. What You'll Do

Hirekeyz Inc

Mainframe IMS and CICS

Wilmington, DE · On-site

$47.50 - $61.25/hr

Wilmington, DE ( 5 Day Onsite ) Duraction: Full Time Required Skills: * Programming Languages: Strong proficiency in COBOL * Mainframe Operating Systems: In-depth knowledge of z/OS * Database ...

Hirekeyz Inc

Mainframe IMS and CICS

Wilmington, DE · On-site

$47.50 - $61.25/hr

W-2/Full Time Required Skills: * Programming Languages: Strong proficiency in COBOL * Mainframe Operating Systems: In-depth knowledge of z/OS * Database Technologies: Expertise in IMS database ...

Staffingine LLC

Mainframe IMS DB Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe IMS DB Developer Job Location: Wilmington, DE Job Type: Full-Time * Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or ...

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How much do full time java mainframe developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for full time java mainframe developer in Philadelphia, PA is $53.86, according to ZipRecruiter salary data. Most workers in this role earn between $47.55 and $61.11 per hour, depending on experience, location, and employer.

What is a full time Java mainframe developer?

A Full Time Java Mainframe Developer is a professional who specializes in developing, maintaining, and enhancing applications that run on mainframe systems using the Java programming language. These developers often integrate modern Java-based applications with legacy mainframe systems, ensuring seamless data flow and system compatibility. Their responsibilities may include coding, debugging, testing, and optimizing applications for performance on mainframe platforms, as well as collaborating with other IT professionals to support business operations. This role typically requires knowledge of both Java and mainframe technologies like COBOL, JCL, and CICS.

What are some common challenges faced by full time Java mainframe developers when integrating modern Java applications with legacy mainframe systems?

A common challenge for Full Time Java Mainframe Developers is ensuring seamless communication between modern Java-based applications and existing mainframe systems, which often use older technologies and data formats. Developers need to address issues such as data mapping, protocol compatibility, and performance optimization to maintain reliable and efficient integration. Additionally, understanding both Java and mainframe environments is crucial, as troubleshooting can require knowledge of mainframe batch jobs, COBOL code, or CICS transactions alongside Java frameworks. Collaborative work with mainframe specialists and clear documentation are essential for overcoming these challenges.

What are the key skills and qualifications needed to thrive as a full time Java mainframe developer, and why are they important?

To thrive as a Full Time Java Mainframe Developer, you need proficiency in Java programming, mainframe technologies like COBOL or JCL, and a relevant degree in computer science or a related field. Familiarity with mainframe development tools (e.g., IBM z/OS, TSO/ISPF), version control systems, and sometimes certifications such as IBM Certified System Programmer are typically required. Strong problem-solving, communication, and teamwork skills help developers translate business needs into robust mainframe solutions and collaborate across diverse IT teams. These capabilities ensure the reliable modernization, maintenance, and integration of enterprise-level legacy systems with new Java applications.

What is the difference between Full Time Java Mainframe Developer vs Mainframe Developer?

AspectFull Time Java Mainframe DeveloperMainframe Developer
Required SkillsJava, Mainframe (COBOL, JCL), DB2, CICSCOBOL, JCL, DB2, CICS
Work EnvironmentBanking, Finance, Insurance sectors with Java and Mainframe integrationLegacy systems in banking, government, insurance
CertificationsJava certifications, Mainframe certifications (e.g., IBM Certified)Mainframe certifications (e.g., IBM Certified)

Full Time Java Mainframe Developers combine Java programming with traditional Mainframe skills, working on integrated systems in finance and banking. Mainframe Developers focus primarily on legacy systems using COBOL and JCL. The former often requires Java certifications, while the latter emphasizes Mainframe-specific credentials. Both roles are vital in industries maintaining legacy systems but differ in technical focus and skill set.

What are popular job titles related to Full Time Java Mainframe Developer jobs in Philadelphia, PA?

For Full Time Java Mainframe Developer jobs in Philadelphia, PA, the most frequently searched job titles are:

What job categories do people searching Full Time Java Mainframe Developer jobs in Philadelphia, PA look for?

The top searched job categories for Full Time Java Mainframe Developer jobs in Philadelphia, PA are:

Full Time Java Mainframe Developer jobs near you
Infographic showing various Full Time Java Mainframe Developer job openings in Philadelphia, PA as of July 2026, with employment types broken down into 82% Full Time, 6% Part Time, 1% Temporary, and 11% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $112,035 per year, or $53.9 per hour.

Mainframe Developer

Pennington, NJ • On-site

Avani Technology Solutions, Inc.
IT Services • 201 - 500 employees
Learn more about Avani Technology Solutions, Inc.external

$49.50 - $63.50/hr

Full-time

Re-posted 6 days ago

Job description

Role: Mainframe Developer
Location: Pennington, NJ
Duration: Full Time
Primary Skills : Cobol, JCL, DB2 & CICS
Required Skills:
5-7 years of expert COBOL, DB2, and CICS experience
Outstanding communication skills
Leadership qualities
Agile experience
Excellent customer support skills
Desired Skills:
Java, MQ, NSP Financial industry experience

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