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Mainframe Developer Jobs in Wesley Chapel, FL (NOW HIRING)

Java Full Stack Developer-W2

Tampa, FL · On-site

$47.75 - $61.75/hr

... Mainframe. • Troubleshoot, debug and upgrade software • Testing and fixing bugs or other coding issues • Adds value to team delivery and works with team to complete tasks to high quality and ...

New

You will work across a broad technology stack (mainframe, distributed systems, cloud, databases, ETL) and partner closely with engineering, infrastructure, and business teams to ensure seamless ...

Senior Application Support Engineer (SRE)

Tampa, FL · On-site

$53.75 - $71.50/hr

... Mainframe technologies and troubleshooting concepts across COBOL, JCL, DB2, DB2 Stored Procedures, CICS, SPUFI, and File-AID. • Strong understanding of security, risk, and operational controls ...

... mainframe workloads to distributed Java/Linux platforms. Practical understanding of automated code-conversion tooling, its limitations, and where Assembler requires manual re-engineering. Ability to ...

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

Solutions Architect

Tampa, FL · On-site

$59.50 - $78.50/hr

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

Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent work experience. Proven experience as a Rust Developer, with a strong portfolio of completed projects. Solid ...

DEVELOPER L3

Tampa, FL · On-site

$45 - $121/hr

The engineer will manage full‑stack coding and implementation responsibilities, adhering to best practices in modern cloud‑based software development, agile methodology, code quality, and tool ...

Snowflake Developer Remote 4+ months duration; Strong likelihood of extension Develops, runs tests, and maintains current computer programs that provide instructions computers must follow to perform ...

Snowflake Developer Remote 4+ months duration; Strong likelihood of extension Develops, runs tests, and maintains current computer programs that provide instructions computers must follow to perform ...

Applications Developer

Tampa, FL · On-site

$100K - $125K/yr

Applications Developer Position Summary We are seeking a Software Engineer with strong experience in C# and .NET development to design, build, and maintain scalable software applications. The ideal ...

Application Developer Tampa, FL- onsite 6-12 month contract to hire- USC only Onsite interview Strong programming in C# or Python, expertise in machine learning frameworks (ML.NET, Scikit-Learn ...

Application Developer Tampa, FL- onsite 6-12 month contract to hire- USC only Onsite interview Strong programming in C# or Python, expertise in machine learning frameworks (ML.NET, Scikit-Learn ...

Showing results 41-60

Mainframe Developer information

See Wesley Chapel, FL salary details

$8

$46

$62

How much do mainframe developer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for mainframe developer in Wesley Chapel, FL is $46.45, according to ZipRecruiter salary data. Most workers in this role earn between $41.01 and $52.69 per hour, depending on experience, location, and employer.

What is a mainframe developer?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

What are the key skills and qualifications needed to thrive as a mainframe developer?

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.

What are some common challenges mainframe developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

Is a mainframe developer a good career?

A mainframe developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL, but it may require ongoing learning of evolving mainframe tools and certifications. Overall, it can be a good career for those interested in enterprise computing and system stability.

Is a mainframe developer hard to learn?

Mainframe developers typically need to learn specialized programming languages like COBOL and understand mainframe environments, which can have a steep learning curve for beginners. However, with prior programming experience and training, acquiring the necessary skills is achievable, and many employers offer on-the-job training or certification programs.

Is mainframe developer still in demand?

Mainframe developers are still in demand in industries such as finance, insurance, and government, where legacy systems remain critical. They typically work with COBOL, JCL, and mainframe environments, and demand depends on the organization's reliance on mainframe technology and ongoing maintenance needs.

What are popular job titles related to Mainframe Developer jobs in Wesley Chapel, FL?

For Mainframe Developer jobs in Wesley Chapel, FL, the most frequently searched job titles are:

What job categories do people searching Mainframe Developer jobs in Wesley Chapel, FL look for?

The top searched job categories for Mainframe Developer jobs in Wesley Chapel, FL are:

What cities near Wesley Chapel, FL are hiring for Mainframe Developer jobs?

Cities near Wesley Chapel, FL with the most Mainframe Developer job openings:

Infographic showing various Mainframe Developer job openings in Wesley Chapel, FL as of August 2026, with employment types broken down into 86% Full Time, 4% Part Time, and 10% Contract. Highlights an 78% Physical, 5% Hybrid, and 17% Remote job distribution, with an average salary of $96,611 per year, or $46.4 per hour.

Java Full Stack Developer-W2

Keylent

Tampa, FL • On-site

$47.75 - $61.75/hr

Other

Posted 3 days ago

New


Job description

Role: Java FSD
Tampa - FL
Onsite
Client Interview - Inperson at JPMC office
Job Description/ Responsibilities
• Involve in various phases of Software Development Life Cycle (SDLC) and work in a highly dynamic Agile environment
• Hands on Java ,XML ,IBM MQ , Kafka , SQL , Oracle,Spring Boot and Apache Camel.
• Banking Experience with Swift/ISO Payment Message formats
• Experience in development leveraging Github copilot and Claude Code.
• Exposure to Mainframe.
• Troubleshoot, debug and upgrade software
• Testing and fixing bugs or other coding issues
• Adds value to team delivery and works with team to complete tasks to high quality and actively learns new skills.
Required Skills:
• 6+ years of software development experience
• Proficiency in Hands on Java ,XML ,IBM MQ , Kafka , Database , Oracle,Spring Boot,Spring Security.XML knowledge is Must.
• Very Strong in IBM MQ,Kafka
• Java + IBM MQ + Spring Boot + KAFKA + Apache Camel + XML
• Self Learner , Take ownership of the deliverables without micro management.
• Exposure to Banking Payment ISO/SWIFT Message Standards.


Keylent logo

About Keylent

Sourced by ZipRecruiter

Keylent Inc, based in Wilmington, DE, US, operates in the dynamic IT services and solutions industry. Their official platform, keylent.com, further details their robust suite of services which primarily comprise software consulting, quality assurance, project management, and business intelligence. Keylent Inc has been an integral part of the industry since its inception, serving diverse clients with their specialized, innovative IT solutions. This customer-centric firm is founded on the core values of reliability, integrity, and zealous innovation. Their mission is to empower businesses in navigating the complex technological landscape with ease, efficiency, and confidence. Notably, Keylent Inc has been recognized for its commitment to exceptional service delivery and the profound impact of its solutions in facilitating business growth.

Industry

Internet and it

Company size

11 - 50 Employees

Headquarters location

Wilmington, DE, US

Year founded

2010

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