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
(474 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
(474 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
Mainframe Computing, z/OS, Virtualization, Infrastructure Architecture, Enterprise Security, Computer Security, IBM Cloud, Computer Systems, Cryptography, Hardware Architecture, Virtual Machines, and Computer Hardware
What you'll learn
Skills you'll gain
COBOL (Programming Language), Debugging, File Management, Program Implementation, Program Development, Editing, Mainframe Computing, Procedure Development, Programming Principles, and Data Structures
What you'll learn
Skills you'll gain
COBOL (Programming Language), Programming Principles, Report Writing, Data Storage, Business Logic, Maintainability, Numerical Analysis, Computer Programming, Software Testing, Debugging, and Software Engineering
What you'll learn
Skills you'll gain
Technical Support, Software Development Life Cycle, Agile Methodology, COBOL (Programming Language), Scrum (Software Development), Software Documentation, Technical Documentation, Quality Assurance, Software Development, Program Development, Code Review, Computer Programming, Software Quality Assurance, and Debugging
What you'll learn
Skills you'll gain
COBOL (Programming Language), File Management, Job Control Language (JCL), Command-Line Interface, IBM DB2, Relational Databases, Programming Principles, Data Storage, Mainframe Computing, Data Management, Databases, Database Management Systems, Computer Programming, and z/OS
What you'll learn
Skills you'll gain
COBOL (Programming Language), Debugging, Test Driven Development (TDD), Unit Testing, z/OS, Mainframe Computing, Software Testing, Integrated Development Environments, and File Management
What you'll learn
Skills you'll gain
COBOL (Programming Language), Mainframe Computing, Agile Methodology, Systems Analysis, Scrum (Software Development), Software Development Life Cycle, Unit Testing, Systems Architecture, Pseudocode, z/OS, Software Development Methodologies, Systems Development, Programming Principles, Software Development, Software Design, and Test Planning
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)