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Java Mainframe Developer Jobs in Florida (NOW HIRING)

SonSoft Inc.

Oracle PL/SQL Analyst

Jupiter, FL · On-site

... Scripting language, Java & MSBI would be a plus • At least 2 years of experience and ... support and performance engineering. • At least 1 years of experience in Job Monitoring ...

Sonsoft Inc

Oracle PL/SQL Analyst

Jupiter, FL · On-site

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 ...

SRI Tech solutions Inc

Solutions Architect

Tampa, FL

$59.50 - $78.50/hr

... developer and Rational software architect Expert DataPower capabilities, possible configurations ... Mainframe experience is a plus Additional Information Healthcare experience is MUST

SRI Tech solutions Inc

Solutions Architect

Tampa, FL · On-site

$59.50 - $78.50/hr

... developer and Rational software architect • Expert DataPower capabilities, possible ... Java architecture and design patterns is a plus • Hands on knowledge of multiple operating ...

RIT Solutions, Inc.

IT Application PM

Tampa, FL · On-site

... engineering. • Experience coordinating and managing change across multiple departments and ... and mainframes 2) application development languages such as .net, C, SQL, JavaScript, Java 3) ...

Transunion

Lead Data Scientist

Boca Raton, FL

$100K - $160K/yr

... Linux, PC, and mainframe computing platforms. * You will deliver analytic insights and ... other programming and data manipulation languages (SQL, Hive, Pig, Python, C/C++, Java ...

TransUnion

Lead Data Scientist

Boca Raton, FL · On-site

$100K - $160K/yr

... Linux, PC, and mainframe computing platforms. * You will deliver analytic insights and ... other programming and data manipulation languages (SQL, Hive, Pig, Python, C/C++, Java ...

Trans Union LLC

Lead Data Scientist

Boca Raton, FL · On-site

$100K - $160K/yr

... Linux, PC, and mainframe computing platforms. * You will deliver analytic insights and ... other programming and data manipulation languages (SQL, Hive, Pig, Python, C/C++, Java ...

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Java Mainframe Developer information

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How much do java mainframe developer jobs pay per hour?

As of Sep 10, 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 is a Java Mainframe Developer?

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 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 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 September 2026, with employment types broken down into 85% Full Time, 5% Part Time, and 10% Contract. Highlights an 78% Physical, 4% Hybrid, and 18% Remote job distribution, with an average salary of $82,969 per year, or $39.9 per hour.

Software Engineer III - Mainframe CICS

Tampa, FL • On-site

JPMorgan Chase & Co
Finance and Insurance • 10K+ employees
Learn more about JPMorgan Chase & Coexternal

Full-time

Medical, Retirement

Re-posted 20 days ago

Key responsibilities

  • Executes software solutions, design, development, and technical troubleshooting for mainframe applications.

  • Creates secure, high-quality production code and maintains algorithms that run synchronously with systems.

  • Produces architecture and design artifacts for complex applications and ensures design constraints are met.

JPMorgan Chase & Co. rating

7.9

Company rating: 7.9 out of 10

Based on 500 frontline employees who took The Breakroom Quiz

Job description

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. 

As a Software Engineer III at JPMorganChase within the Payments Technology Group, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives.

Job responsibilities

  • Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
  • Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems
  • Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development
  • Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems
  • Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture
  • Contributes to software engineering communities of practice and events that explore new and emerging technologies
  • Adds to team culture of diversity, opportunity, inclusion, and respect

Required qualifications, capabilities, and skills:

  • Formal training or certification on software engineering concepts and 3+ years applied experience
  • Demonstrated knowledge of software applications and technical processes within the mainframe technical discipline (COBOL, DB2, JCL) and hands on experience in Java Spring boot and REST services is mandatory.
  • Hands-on practical experience in system design, application development, testing, and operational stability
  • Proficient in coding in one or more languages
  • Overall knowledge of the Software Development Life Cycle
  • Solid understanding of agile methodologies such as CI/CD, Applicant Resiliency, and Security

Preferred qualifications, capabilities, and skills

  • Experience in the core accounting or financial services industry
  • Familiarity with MQ, DB2 Stored Procedures, AWS, Kafka
  • Exposure to cloud technologies
JPMorganChase, one of the oldest financial institutions, offers innovative financial solutions to millions of consumers, small businesses and many of the world's most prominent corporate, institutional and government clients under the J.P. Morgan and Chase brands. Our history spans over 200 years and today we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing and asset management.

We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions. We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. 

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

JPMorgan Chase & Co. is an Equal Opportunity Employer, including Disability/Veterans

J.P. Morgan's Commercial & Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial & Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world. 

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