Gain the job-ready skills for an entry-level mainframe programming role. Mainframe computers continue to power many mission-critical, financial, banking, and government agency systems. There are 220 billion lines of COBOL in use today. 43% of banking systems are built on COBOL, and 95% percent of ATM swipes rely on COBOL code.¹
IBM Mainframe Developer Professional Certificate
IBM Mainframe Developer Professional Certificate
Mainframe COBOL Programmer Developer Analyst. Learn and use COBOL programming language.
Instructors: LearnQuest Network
Included with 
Earn a career credential that demonstrates your expertise
(472 reviews)
Intermediate level
Recommended experience
3 months at 10 hours a week
Flexible schedule
Earn a career credential
Share your expertise with employers
Earn a career credential that demonstrates your expertise
(472 reviews)
Intermediate level
Recommended experience
3 months at 10 hours a week
Flexible schedule
Earn a career credential
Share your expertise with employers
What you'll learn
Skills you'll gain
What’s included
Shareable certificate
Add to your LinkedIn profile
Taught in English
87 practice exercises
Professional Certificate - 7 course series
What you'll learn
Identify the different architectural families, explain the enhancements for each architecture family and the functions of an operating system
Explain the concept of a Sysplex and describe methods available for z/OS security.
Define the IOCP statements for the IOCDS and explain the concept of activation profiles.
Describe the process of IPLing an operating system
Skills you'll gain
z/OS, Mainframe Computing, Computer Hardware, Hardware Architecture, Virtual Machines, Computer Systems, Computer Security, Infrastructure Architecture, Enterprise Security, IBM Cloud, Cryptography, and Virtualization
What you'll learn
Skills you'll gain
COBOL (Programming Language), Procedure Development, Program Implementation, Debugging, File Management, Program Development, Data Structures, Editing, Programming Principles, and Mainframe Computing
What you'll learn
Skills you'll gain
COBOL (Programming Language), Programming Principles, Software Testing, Numerical Analysis, Report Writing, Software Engineering, Computer Programming, Data Storage, Maintainability, Debugging, and Business Logic
What you'll learn
Skills you'll gain
Technical Documentation, Quality Assurance, Technical Support, Agile Methodology, Scrum (Software Development), Software Development Life Cycle, Software Documentation, COBOL (Programming Language), Computer Programming, Debugging, Software Development, Program Development, Code Review, and Software Quality Assurance
What you'll learn
Skills you'll gain
COBOL (Programming Language), File Management, IBM DB2, Job Control Language (JCL), Command-Line Interface, Relational Databases, Computer Programming, Databases, z/OS, Data Management, Programming Principles, Database Management Systems, Mainframe Computing, and Data Storage
What you'll learn
Skills you'll gain
COBOL (Programming Language), Debugging, Test Driven Development (TDD), Unit Testing, Software Testing, z/OS, File Management, Mainframe Computing, and Integrated Development Environments
What you'll learn
Skills you'll gain
Systems Analysis, Scrum (Software Development), Pseudocode, COBOL (Programming Language), Agile Methodology, Unit Testing, Mainframe Computing, Systems Architecture, Software Development Life Cycle, Software Development, Systems Development, Test Planning, Software Development Methodologies, z/OS, Software Design, and Programming Principles
Earn a career certificate
Add this credential to your LinkedIn profile, resume, or CV. Share it on social media and in your performance review.
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Frequently asked questions
This course is completely online, so there’s no need to show up to a classroom in person. You can access your lectures, readings and assignments anytime and anywhere via the web or your mobile device.
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Financial aid available,
¹ Median salary and job opening data are sourced from Lightcast™ Job Postings Report. Content Creator, Machine Learning Engineer and Salesforce Development Representative (1/1/2024 - 12/31/2024) All other job roles (10/1/2024 - 10/1/2025)