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Java Mainframe Developer Jobs in Florida (NOW HIRING)

StradIT

Mainframe Developer - US

Tampa, FL · On-site

$46.25 - $59.50/hr

Strong mainframe developer using COBOL, CICS, & JCL * Strong SQL expertise with DB2 background ... Knowledge or Java, J2EE, CWF Methodology, Javascript, and WAS 8.5 a plus Requirements Defines test ...

Avani Technology Solutions, Inc.

Java Developer

Orlando, FL · On-site

$47.50 - $61.50/hr

ROLE: Sr. Java Developer Location: Orlando, FL Duration: 6+months (24 Month Project) Industry: GPS ... or other mainframe skills for use in legacy conversion reverse engineering * Ability to adapt ...

Tech Tammina LLC

Sr Backend Java Developer

Tampa, FL · On-site

$113K - $147K/yr

Modernization - re-write mainframe legacy applications into modern Java-based microservices to ... up of mostly Java developers. * Will be moving everything to AWS at one point next year so ...

Donato Technologies, Inc

Mainframe Tester

Tampa, FL · On-site

$50 - $52/hr

Job Title: Mainframe Tester Location : Tampa, FL ( need Local Profile only) Position ID: TBD ... Java programming and experience with test automation frameworks (e.g., Selenium, TestNG, JUnit)

Sonsoft Inc

Oracle PL/SQL Analyst

Jupiter, FL

At least 1 years of experience in Scripting language, Java & MSBI would be a plus * At least 2 ... At least 2 years of experience in technical Skills - Mainframes - COBOL, DB2, JCL and CICS, Web ...

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Java Mainframe Developer information

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How much do java mainframe developer jobs pay per hour?

As of Jul 31, 2026, the average hourly pay for java mainframe developer in Florida is $39.89, according to ZipRecruiter salary data. Most workers in this role earn between $35.19 and $45.29 per hour, depending on experience, location, and employer.

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.

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 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 popular job titles related to Java Mainframe Developer jobs in Florida? For Java Mainframe Developer jobs in Florida, the most frequently searched job titles are:
What job categories do people searching Java Mainframe Developer jobs in Florida look for? The top searched job categories for Java Mainframe Developer jobs in Florida are:
Java Mainframe Developer jobs near you
Infographic showing various Java Mainframe Developer job openings in Florida as of July 2026, with employment types broken down into 65% Full Time, and 35% Contract. Highlights an 80% In-person, 5% Hybrid, and 15% Remote job distribution, with an average salary of $82,969 per year, or $39.9 per hour.

Mainframe Developer - US

StradIT

Tampa, FL • On-site

$46.25 - $59.50/hr

Contractor

This job post has expired today. Applications are no longer accepted.

Job description

  • Demonstrates strong analytical and communication skills
  • Demonstrates strong customer service orientation
  • Strong mainframe developer using COBOL, CICS, & JCL
  • Strong SQL expertise with DB2 background
  • Understands concepts of Software Development Lifecycle and software Change Management.  Knowledge of the Agile process is a plus.
  • Ability to author functional & technical documents preferred
  • MQ, FTP and NDM knowledge preferred
  • SWIFT ISO, XML knowledge preferred
  • AQT Knowledge a plus
  • Knowledge or Java, J2EE, CWF Methodology, Javascript,  and WAS 8.5 a plus

Requirements

       Defines test cases, scenarios and scripts to ensure applications quality

       Reviews and refines usability testing scenarios, and administers portions of the testing process

       Creates test transactions and runs component, assembly, and system tests for conformance to standards and adherence to design specifications

       Prepares the test environment

       Analyzes results of testing sessions and presents results

       Works with users to review test results to ensure they meet expected results

       Conforms to quality assurance test standards

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