Mainframe Developer
Cognizant
Mainframe Developer
Job Description
About the role
As a Mainframe Developer, you will make an impact by designing, developing, and maintaining high-performance applications in complex enterprise environments. You will be a valued member of the Technology & Engineering team and collaborate with cross-functional stakeholders to deliver reliable and scalable solutions.
In this role, you will:
Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
Implement stored procedures and optimize system performance
Collaborate with architecture teams to ensure design consistency across systems
Apply best practices for coding standards and system integration
Stay current with industry trends and incorporate them into development processes
Mentor junior team members and contribute to knowledge sharing
Work model:
At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance though our various wellbeing programs. Based on this role’s business requirements, this is an onsite position requiring 5 days a week in a client or Cognizant office in Wilmington, DE.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered:
10+ years of mainframe application development experience with COBOL
10+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ
Proficiency with debugging tools such as Xpeditor
Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX
Strong understanding of architecture and design principles across systems
Working proficiency in development toolsets and best practices
Ability to work effectively in large, collaborative teams
Knowledge of industry-wide technology trends and standards
These will help you stand out:
Experience with Java, XML, and JSON
Hands-on experience with stored procedures and performance optimization
Exposure to enterprise-level infrastructure and operations
Strong problem-solving and debugging skills in complex environments
Benefits:
Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
Medical/Dental/Vision/Life Insurance
Paid holidays plus Paid Time Off
401(k) plan and contributions
Long-term/Short-term Disability
Paid Parental Leave
Employee Stock Purchase Plan
Salary and Other Compensation:
Applications will be accepted until December 30th, 2025
The annual salary for this position is between $100,000 - $115,00 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed.
Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future
The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
- Cognizant is a global community with more than 300,000 associates around the world.
- We don’t just dream of a better way – we make it happen.
- We take care of our people, clients, company, communities and climate by doing what’s right.
- We foster an innovative environment where you can build the career path that’s right for you.
About us:
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025) is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at www.cognizant.com
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.
Disclaimer:
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
About the Role/Company
- Cognizant is a global community with more than 300,000 associates around the world.
- We don’t just dream of a better way – we make it happen.
- We take care of our people, clients, company, communities and climate by doing what’s right.
- We foster an innovative environment where you can build the career path that’s right for you.
- Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era.
- Headquartered in the U.S., Cognizant is a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025.
- Cognizant is consistently listed among the most admired companies in the world.
- Cognizant is an equal opportunity employer.
Key Responsibilities
- Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
- Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
- Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
- Implement stored procedures and optimize system performance
- Collaborate with architecture teams to ensure design consistency across systems
- Apply best practices for coding standards and system integration
- Stay current with industry trends and incorporate them into development processes
- Mentor junior team members and contribute to knowledge sharing
Required Qualifications
- 0+ years of mainframe application development experience with COBOL
- 0+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ
- Proficiency with debugging tools such as Xpeditor
- Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX
- Strong understanding of architecture and design principles across systems
- Working proficiency in development toolsets and best practices
- Ability to work effectively in large, collaborative teams
- Knowledge of industry-wide technology trends and standards
Preferred Qualifications
- Experience with Java, XML, and JSON
- Hands-on experience with stored procedures and performance optimization
- Exposure to enterprise-level infrastructure and operations
- Strong problem-solving and debugging skills in complex environments
Skills Required
- COBOL
- CICS
- IMS-DB
- DB2
- VSAM
- MQ
- Xpeditor
- File Aid
- Endevor
- CA-7
- NDM
- METS
- S-FTP
- XML
- CLIST
- REXX
- Architecture and design principles
- Development toolsets and best practices
- Team collaboration
- Industry-wide technology trends and standards
Benefits & Perks
- Medical/Dental/Vision/Life Insurance
- Paid holidays plus Paid Time Off
- 01(k) plan and contributions
- Long-term/Short-term Disability
- Paid Parental Leave
- Employee Stock Purchase Plan
Additional Requirements
- Onsite position requiring 5 days a week in a client or Cognizant office in Wilmington, DE
- Applications accepted until December 30th, 2025
- No visa transfer or sponsorship available
Locations
- India
Salary
100,000 - 115,000 USD / yearly
Skills Required
- COBOLintermediate
- CICSintermediate
- IMS-DBintermediate
- DB2intermediate
- VSAMintermediate
- MQintermediate
- Xpeditorintermediate
- File Aidintermediate
- Endevorintermediate
- CA-7intermediate
- NDMintermediate
- METSintermediate
- S-FTPintermediate
- XMLintermediate
- CLISTintermediate
- REXXintermediate
- Architecture and design principlesintermediate
- Development toolsets and best practicesintermediate
- Team collaborationintermediate
- Industry-wide technology trends and standardsintermediate
Required Qualifications
- 0+ years of mainframe application development experience with COBOL (experience)
- 0+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ (experience)
- Proficiency with debugging tools such as Xpeditor (experience)
- Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX (experience)
- Strong understanding of architecture and design principles across systems (experience)
- Working proficiency in development toolsets and best practices (experience)
- Ability to work effectively in large, collaborative teams (experience)
- Knowledge of industry-wide technology trends and standards (experience)
Preferred Qualifications
- Experience with Java, XML, and JSON (experience)
- Hands-on experience with stored procedures and performance optimization (experience)
- Exposure to enterprise-level infrastructure and operations (experience)
- Strong problem-solving and debugging skills in complex environments (experience)
Responsibilities
- Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
- Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
- Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
- Implement stored procedures and optimize system performance
- Collaborate with architecture teams to ensure design consistency across systems
- Apply best practices for coding standards and system integration
- Stay current with industry trends and incorporate them into development processes
- Mentor junior team members and contribute to knowledge sharing
Benefits
- general: Medical/Dental/Vision/Life Insurance
- general: Paid holidays plus Paid Time Off
- general: 01(k) plan and contributions
- general: Long-term/Short-term Disability
- general: Paid Parental Leave
- general: Employee Stock Purchase Plan
Tags & Categories
Answer 10 quick questions to check your fit for Mainframe Developer @ Cognizant.
Related Books and Jobs
Mainframe Developer
Cognizant
Mainframe Developer
Job Description
About the role
As a Mainframe Developer, you will make an impact by designing, developing, and maintaining high-performance applications in complex enterprise environments. You will be a valued member of the Technology & Engineering team and collaborate with cross-functional stakeholders to deliver reliable and scalable solutions.
In this role, you will:
Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
Implement stored procedures and optimize system performance
Collaborate with architecture teams to ensure design consistency across systems
Apply best practices for coding standards and system integration
Stay current with industry trends and incorporate them into development processes
Mentor junior team members and contribute to knowledge sharing
Work model:
At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance though our various wellbeing programs. Based on this role’s business requirements, this is an onsite position requiring 5 days a week in a client or Cognizant office in Wilmington, DE.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered:
10+ years of mainframe application development experience with COBOL
10+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ
Proficiency with debugging tools such as Xpeditor
Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX
Strong understanding of architecture and design principles across systems
Working proficiency in development toolsets and best practices
Ability to work effectively in large, collaborative teams
Knowledge of industry-wide technology trends and standards
These will help you stand out:
Experience with Java, XML, and JSON
Hands-on experience with stored procedures and performance optimization
Exposure to enterprise-level infrastructure and operations
Strong problem-solving and debugging skills in complex environments
Benefits:
Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
Medical/Dental/Vision/Life Insurance
Paid holidays plus Paid Time Off
401(k) plan and contributions
Long-term/Short-term Disability
Paid Parental Leave
Employee Stock Purchase Plan
Salary and Other Compensation:
Applications will be accepted until December 30th, 2025
The annual salary for this position is between $100,000 - $115,00 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed.
Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future
The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
- Cognizant is a global community with more than 300,000 associates around the world.
- We don’t just dream of a better way – we make it happen.
- We take care of our people, clients, company, communities and climate by doing what’s right.
- We foster an innovative environment where you can build the career path that’s right for you.
About us:
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025) is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at www.cognizant.com
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.
Disclaimer:
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
About the Role/Company
- Cognizant is a global community with more than 300,000 associates around the world.
- We don’t just dream of a better way – we make it happen.
- We take care of our people, clients, company, communities and climate by doing what’s right.
- We foster an innovative environment where you can build the career path that’s right for you.
- Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era.
- Headquartered in the U.S., Cognizant is a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025.
- Cognizant is consistently listed among the most admired companies in the world.
- Cognizant is an equal opportunity employer.
Key Responsibilities
- Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
- Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
- Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
- Implement stored procedures and optimize system performance
- Collaborate with architecture teams to ensure design consistency across systems
- Apply best practices for coding standards and system integration
- Stay current with industry trends and incorporate them into development processes
- Mentor junior team members and contribute to knowledge sharing
Required Qualifications
- 0+ years of mainframe application development experience with COBOL
- 0+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ
- Proficiency with debugging tools such as Xpeditor
- Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX
- Strong understanding of architecture and design principles across systems
- Working proficiency in development toolsets and best practices
- Ability to work effectively in large, collaborative teams
- Knowledge of industry-wide technology trends and standards
Preferred Qualifications
- Experience with Java, XML, and JSON
- Hands-on experience with stored procedures and performance optimization
- Exposure to enterprise-level infrastructure and operations
- Strong problem-solving and debugging skills in complex environments
Skills Required
- COBOL
- CICS
- IMS-DB
- DB2
- VSAM
- MQ
- Xpeditor
- File Aid
- Endevor
- CA-7
- NDM
- METS
- S-FTP
- XML
- CLIST
- REXX
- Architecture and design principles
- Development toolsets and best practices
- Team collaboration
- Industry-wide technology trends and standards
Benefits & Perks
- Medical/Dental/Vision/Life Insurance
- Paid holidays plus Paid Time Off
- 01(k) plan and contributions
- Long-term/Short-term Disability
- Paid Parental Leave
- Employee Stock Purchase Plan
Additional Requirements
- Onsite position requiring 5 days a week in a client or Cognizant office in Wilmington, DE
- Applications accepted until December 30th, 2025
- No visa transfer or sponsorship available
Locations
- India
Salary
100,000 - 115,000 USD / yearly
Skills Required
- COBOLintermediate
- CICSintermediate
- IMS-DBintermediate
- DB2intermediate
- VSAMintermediate
- MQintermediate
- Xpeditorintermediate
- File Aidintermediate
- Endevorintermediate
- CA-7intermediate
- NDMintermediate
- METSintermediate
- S-FTPintermediate
- XMLintermediate
- CLISTintermediate
- REXXintermediate
- Architecture and design principlesintermediate
- Development toolsets and best practicesintermediate
- Team collaborationintermediate
- Industry-wide technology trends and standardsintermediate
Required Qualifications
- 0+ years of mainframe application development experience with COBOL (experience)
- 0+ years of experience in CICS, IMS-DB, DB2, VSAM, and MQ (experience)
- Proficiency with debugging tools such as Xpeditor (experience)
- Familiarity with File Aid, Endevor, CA-7, NDM, METS, S-FTP, XML, CLIST, and REXX (experience)
- Strong understanding of architecture and design principles across systems (experience)
- Working proficiency in development toolsets and best practices (experience)
- Ability to work effectively in large, collaborative teams (experience)
- Knowledge of industry-wide technology trends and standards (experience)
Preferred Qualifications
- Experience with Java, XML, and JSON (experience)
- Hands-on experience with stored procedures and performance optimization (experience)
- Exposure to enterprise-level infrastructure and operations (experience)
- Strong problem-solving and debugging skills in complex environments (experience)
Responsibilities
- Develop and maintain mainframe applications using COBOL, CICS, IMS-DB, DB2, VSAM, and MQ
- Utilize debugging tools such as Xpeditor to troubleshoot and resolve issues
- Work with tools like File Aid, Endevor, CA-7, NDM, METS, and S-FTP for application support and maintenance
- Implement stored procedures and optimize system performance
- Collaborate with architecture teams to ensure design consistency across systems
- Apply best practices for coding standards and system integration
- Stay current with industry trends and incorporate them into development processes
- Mentor junior team members and contribute to knowledge sharing
Benefits
- general: Medical/Dental/Vision/Life Insurance
- general: Paid holidays plus Paid Time Off
- general: 01(k) plan and contributions
- general: Long-term/Short-term Disability
- general: Paid Parental Leave
- general: Employee Stock Purchase Plan
Tags & Categories
Answer 10 quick questions to check your fit for Mainframe Developer @ Cognizant.
Related Books and Jobs