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Java Mainframe Developer Jobs (NOW HIRING)

System One Holdings, LLC

Java Mainframe Developer

Vienna, VA · Remote

$57.50 - $73.25/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One Holdings, LLC

Java Mainframe Developer

Vienna, VA · On-site

$57.50 - $73.25/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$57.50 - $73.25/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

Apex Informatics

Software Engineer (Java, Mainframe)

$53 - $72.75/hr

... Software developer, supporting change the bank - taking business demand requests and making ... skills of mainframe Cobol, Distributed Java Flex Skills/Nice to Have: • Endevor Years of ...

Saransh Inc

Mainframe Developer - Onsite

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Work Location: Columbus, OH Duration ... Longterm * 8 to 10 Yrs of experience in the Mainframe & Java Modernization space. * The Candidate ...

Mastech Digital

Mainframe Developer

Merrimack, NH · Remote

$65/hr

... or Java programming is a plus. - Specific Certifications: Relevant certifications in mainframe and distributed technologies are desirable. - Skills: Effective communication, collaboration, and ...

Mastech Digital

Mainframe Developer

Merrimack, NH

$65/hr

... or Java programming is a plus. - Specific Certifications: Relevant certifications in mainframe and distributed technologies are desirable. - Skills: Effective communication, collaboration, and ...

Dexian DISYS

Mainframe Developer

Westlake, TX · Hybrid

$47 - $60.50/hr

Mainframe Developer Job details Posted 13 May 2026 Location Westlake, TX Reference 1004045 ... Experience in Distributed Technologies such as Java and service based architecture via RESTful APIs ...

Purple Drive Technologies

Mainframe Developer

Columbus, OH · On-site

$47.25 - $60.75/hr

Overview: * 6 to 10 Yrs of experience in the Mainframe & Java Modernisation space. * The Candidate has experience in understanding the requirements for the Mainframe Modernization and Legacy ...

Compunnel

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Job Summary We are seeking an experienced Mainframe Developer to support high-volume, business ... Experience with distributed technologies such as Java and RESTful API-based architectures

Compunnel

Mainframe Developer

Westlake, TX

$47 - $60.50/hr

Job Summary We are seeking an experienced Mainframe Developer to support high-volume, business ... Experience with distributed technologies such as Java and RESTful API-based architectures

eTeam

Cards Mainframe Developer

Rosemont, IL

$49.25 - $63.50/hr

Cards Mainframe Developer Location: Chicago Mainframe Developer (4 to 8 Years Experience) We are ... Java for extended automation or backend integrations. • Additional mainframe skills such as: o ...

New

Dexian

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Mainframe Developer Westlake, TX Onsite Hybrid Experience: * 7-10 years of software development ... Experience in Distributed Technologies such as Java and service based architecture via RESTful APIs ...

Dexian DISYS

Mainframe Developer

Westlake, TX · Hybrid

$47 - $60.50/hr

Mainframe Developer Westlake, TX Onsite Hybrid Experience: * 7-10 years of software development ... Experience in Distributed Technologies such as Java and service based architecture via RESTful APIs ...

Fidelity TalentSource

Mainframe Developer

Roanoke, TX

$47 - $60.50/hr

We are currently sourcing for a Mainframe Developer to work in Westlake, TX! The Team We use ... Java, Web Services, and SQL. * Experience in the development and deployment of Batch and CICS ...

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Java Mainframe Developer information

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How much do java mainframe developer jobs pay per hour?

As of Jun 3, 2026, the average hourly pay for java mainframe developer in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is a Java Mainframe Developer job?

A Java Mainframe Developer is responsible for developing, maintaining, and optimizing applications that run on mainframe systems using Java and related technologies. They often work with legacy systems, integrating Java-based applications with COBOL, DB2, CICS, or other mainframe technologies. Their role includes enhancing system performance, troubleshooting issues, and ensuring seamless communication between modern and legacy systems. They may also work on migration projects, moving applications from mainframes to cloud or distributed environments.

What are the key skills and qualifications needed to thrive in the Java Mainframe Developer position, and why are they important?

To thrive as a Java Mainframe Developer, you need a strong background in Java programming, mainframe technologies (such as COBOL, JCL, and CICS), and experience with database systems like DB2. Familiarity with version control tools, middleware, and frameworks used for modernization—plus certifications like Oracle Java Programmer or IBM Mainframe—are often essential. Strong problem-solving skills, effective communication, and the ability to collaborate with cross-functional teams set standout candidates apart. These skills ensure successful integration of modern applications with legacy systems, seamless project delivery, and efficient teamwork in complex enterprise environments.

What are some typical daily responsibilities for a Java Mainframe Developer?

A Java Mainframe Developer typically spends their day designing and coding Java applications that interface with mainframe systems, often working with legacy code in languages like COBOL. They are responsible for troubleshooting and debugging issues, performing system integrations, and ensuring data flows correctly between distributed systems and the mainframe. Collaboration with business analysts, QA testers, and infrastructure teams is common to gather requirements and ensure smooth deployments. Additionally, they may participate in code reviews, document technical solutions, and support ongoing modernization efforts. This diverse set of tasks creates a dynamic work environment with opportunities to learn and grow technically.
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Java Mainframe Developer jobs near you
Infographic showing various Java Mainframe Developer job openings in the United States as of May 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.
Java/Mainframe Developer

Java/Mainframe Developer

Nava Software Solutions

Berkeley Heights, NJ • Hybrid

$53.25 - $69/hr

Other

Posted 17 days ago

Job description

NAVA Software solutions is looking for a Java/Mainframe Developer
Details:
Java/Mainframe Developer - 10 roles
Location: Berkeley Heights, Alpharetta, Coral Spring, Delaware, Omaha - Hybrid
Duration: 12 months
Job Description:
Ensures adherence to established standards and capable to develop highly efficient and scalable Java applications that run on zOS and integrate with existing mainframe applications. Consults with project teams and functional units on the design of important projects or services. Supports existing business systems applications. Performs additional job duties as required. Participates in 7x24 on-call system support.
Job Specific needs & Responsibilities:
  • Experience with developing the complex Java application adhering to low latency, high through-put and multi-threading requirements.
  • Experience with developing Java web Development (RESTful APIs using JAX-RS) using JAVA, J2EE, EJB, Java Transaction, and JPA
  • Knowledge of the use of Java application containers
  • Experience with Angular, JavaScript, HTML, CSS
  • Experience and knowledge in Java internals - Garbage collection, Application tuning, Java dump analysis would be preferred.
  • Experience with running Java on IBM mainframe would be an added advantage.
  • Knowledge of Java build tools
  • Experience using Java testing tools for finished code.
  • Proficiency in DevOps tools as part of SDLC
  • Excellent problem-solving skills, strong analytical, troubleshooting and issue resolution skills.
  • Good verbal and written communication and interpersonal skills
  • Should be able to support production and should be available to support on call, as needed.
  • Experience with the IBM mainframe technologies like CICS, MVS, ISPF, VSAM, DB2, and MQ will be an added advantage.
  • Experience with the IBM mainframe platform i.e., understanding about LPARs, SYSPLEX, CICSPlex, CEC, CPU types, USS environment is a plus.
  • Shell scripting experience is a plus.
Candidate Requirements:
  • Expert in multiple languages and tools. Some knowledge in emerging technologies (cloud).
  • Possesses strong knowledge of application development technologies, tools, and methodologies.
  • Good understanding of how technology relates to business, market and industry and applies such knowledge to support the needs of the business.
  • Strong understanding of complex internal business processes or functions.
  • Works on moderate to complex projects and issues within functional area.
  • Works more independently with IT functional units and business units. Recommends strategies for improving system applications.
  • Coaches and leads less experienced IT staff and business managers.
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About NAVA Software Solutions

Sourced by ZipRecruiter

NAVA is a strategic partner for companies seeking to develop or customize software and products. Our team of experts leverages cutting-edge technology and deep industry knowledge to provide customized solutions that drive business success. Whether you're looking to improve your operations, increase efficiency, or bring a new product to market, NAVA has the expertise and resources to help you achieve your goals. Trust us to be your partner in software and product development.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Rocky Hill, CT, US

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