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Mainframes Developer Jobs in Florida (NOW HIRING)

Centraprise

Mainframe Developer

Jacksonville, FL · On-site

$45.50 - $58.25/hr

Must Have Technical/Functional Skills • COBOL, JCL, VSAM • CICS (online processing) • DB2 ,SQL • File utilities (IDCAMS, SORT, IEBGENER) • Debugging tool (Fault Analyzer ) • Job scheduler ...

Deloitte

Automation Engineer

Tampa, FL · Hybrid

Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...

New

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)

Deloitte

Senior Automation Engineer

Tampa, FL · Hybrid

$98K - $129K/yr

Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...

New

STEPS TALENT LLC

Be Seen First

Power BI Developer

Tallahassee, FL · On-site

$64 - $72/hr

We are seeking a Power BI Developer. Important : * Must work onsite 5 days/week * Must have prior ... Mainframe FOCUS * Oracle Data Warehouse * Power Automate / Power Apps * Scrum / Agile Key ...

STEPS TALENT LLC

Be Seen First

Power BI Developer

Tallahassee, FL · On-site

$64 - $72/hr

We are seeking a Power BI Developer. Important : * Must work onsite 5 days/week * Must have prior ... Mainframe FOCUS * Oracle Data Warehouse * Power Automate / Power Apps * Scrum / Agile Key ...

Avani Technology Solutions, Inc.

Java Developer

Orlando, FL · On-site

$47.50 - $61.50/hr

Preferred Skills - Experience reverse engineering from one technology to another on a large scale HIGHLY PREFERRED * z/OS, TSO, JCL or other mainframe skills for use in legacy conversion reverse ...

JS Consulting

Senior Software Developer - W2 ONLY

Miami, FL · On-site

$52.25 - $68.75/hr

Net Developer Location: Maimi, FL (Need Local) Duration: 12+Months Interview: WebEx Client: Miami ... The consultants will be responsible for transitioning legacy systems (PEN, MS Access, Mainframe ...

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Mainframes Developer information

What does a mainframe developer do?

A mainframe developer designs, codes, tests, and maintains applications running on mainframe computers, often using languages like COBOL, PL/I, or Assembler. They work in environments that require high reliability and security, and may also handle system updates, performance tuning, and integration with other systems.

What is mainframe developer salary?

The salary for a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe environments may earn higher compensation. Many positions also offer benefits such as health insurance and retirement plans.

Can mainframe be replaced by AI?

Mainframes are large-scale computing systems used for critical enterprise applications, and while AI can automate certain tasks and improve efficiency, it does not replace the core functions of mainframes. Mainframe developers often work with legacy systems, COBOL programming, and security protocols, which require specialized skills that are not fully replaced by AI technologies.

Is mainframe still in demand?

Mainframes remain in demand for large enterprises such as banks, insurance companies, and government agencies that rely on their reliability, security, and processing power. Mainframe developers with skills in COBOL, JCL, and mainframe environments are sought after to maintain and upgrade legacy systems, though the overall demand has decreased as organizations adopt cloud and distributed computing. Certification and experience with mainframe tools can enhance job prospects in this specialized field.

What is the difference between Mainframes Developer vs Mainframes Analyst?

AspectMainframes DeveloperMainframes Analyst
Required CredentialsTypically a degree in Computer Science or related field; certifications like IBM Certified SpecialistSimilar credentials; often holds certifications in mainframe systems and analysis
Work EnvironmentDevelops, codes, and tests mainframe applications in a software development settingAnalyzes existing mainframe systems, gathers requirements, and supports system improvements
Employer & Industry UsageUsed by banks, insurance companies, and large enterprises for application developmentEmployed in similar industries for system analysis, troubleshooting, and process optimization

While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.

What are popular job titles related to Mainframes Developer jobs in Florida? For Mainframes Developer jobs in Florida, the most frequently searched job titles are:
What job categories do people searching Mainframes Developer jobs in Florida look for? The top searched job categories for Mainframes Developer jobs in Florida are:
What cities in Florida are hiring for Mainframes Developer jobs? Cities in Florida with the most Mainframes Developer job openings:
Mainframes Developer jobs near you
Infographic showing various Mainframes Developer job openings in Florida as of June 2026, with employment types broken down into 28% Full Time, and 72% Contract. Highlights an 94% In-person, and 6% Hybrid job distribution.
IBM MQ Developer/Admin

IBM MQ Developer/Admin

Lorven Technologies

Deerfield Beach, FL • On-site

Full-time

Posted 15 days ago

Job description

Role: IBM MQ Developer/Admin
Location: Deerfield Beach, FL (Hybrid)
Project description
The IBM MQ Developer/Admin is responsible for configuring, maintaining, supporting & troubleshooting message-based integration solutions using IBM MQ and related middleware technologies. The role focuses on system-to-system integration across distributed enterprise environments including mainframe.
Responsibilities
  • Design, develop, and maintain IBM MQ-based messaging solutions including queue managers, queues, channels, and listeners, cluster environments, certificate management.
  • Manage and administer MQ components including queue managers, queues, channels, listeners, topics, and subscriptions
  • Monitor MQ environments to ensure message flow, availability, and system health, and proactively address issues
  • Perform troubleshooting and root cause analysis for MQ incidents such as stuck messages, performance degradation, and connectivity failures
  • Expertise in Mainframe Z/OS , structure and libraries, logs troubleshooting
  • Develop and support message flows, integrations, and transformations using IBM MQ, IIB/ACE, Java, XML, and related technologies
  • Collaborate with application, infrastructure, and architecture teams to integrate MQ with downstream and upstream systems (Microsoft D365, mainframe Z/OS, clusters, distributed apps, cloud platforms)
  • Perform troubleshooting and root cause analysis for MQ-related issues including message delays, throughput issues, and connectivity problems

Skills Must have
  • Over five years of hands-on experience with IBM WebSphere MQ / IBM MQ
  • Knowledgeable of mainframe scripting and distributed platform e.g. Linux
  • Have knowledge of high availability on MQ & distributed platforms
  • Have knowledge of ServiceNow to log a ticket and follow up as needed
  • Comprehensive knowledge of messaging concepts, including queues, topics, channels, persistence, and transactions
  • Proficient in Java, XML, JMS, REST API's and foundational message transformation
  • Advanced troubleshooting abilities with proven expertise in analyzing MQ logs and traces

Nice to have
  • Experienced with integration middleware MuleSoft and knowledgeable in Azure
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About Lorven technologies

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Lorven Technologies, headquartered in Plainsboro, New Jersey, United States, is a reputable company in the technology industry, specializing in providing effective IT solutions and consulting services. The company's official website, lorventech.com, offers comprehensive insights into its offerings which include but are not limited to software development, IT consulting, project management, and business analysis. Since its inception, Lorven Technologies has been committed to ensuring efficiency and reliability in delivering IT services to its global clientele, establishing itself as a trusted name in the industry.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

2001

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