Mainframe Developer - Core Banking
Cognizant· enterprise· IT Services· Oct 1, 2026 · 27d ago
Pleasanton,CA-StonrigeM Rd, California, United States
In office
Full-time
Senior
$145K–$185K est.
5+ years exp
Job description
We are seeking an experienced Mainframe Developer with strong expertise in core banking applications and mainframe technologies. The ideal candidate will have hands-on experience supporting and enhancing critical banking systems, including Deposits, Loans, Customer/Account Management, General Ledger, and Tax applications. The role requires deep technical knowledge of COBOL-based mainframe environments, batch processing, and banking domain expertise to deliver high-quality solutions and support business objectives.
In this role, you will:
· Design, develop, enhance, test, and maintain mainframe applications supporting core banking operations.
· Analyze business and technical requirements and translate them into effective mainframe solutions.
· Develop and support batch processing jobs using COBOL, JCL, VSAM, and other mainframe technologies.
· Perform code debugging, troubleshooting, defect resolution, and production support activities.
· Collaborate with business analysts, architects, testers, and stakeholders to implement system enhancements.
· Participate in code reviews, unit testing, SIT/UAT support, and deployment activities.
Work model
We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a remote position open to qualified applicants in United States, where our hubs are located. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.
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.
Please note: Cognizant cannot provide sponsorship for this role now or in the future.
What you need to have to be considered
· Minimum 5+ years of hands-on experience in Mainframe application development using COBOL, JCL, VSAM, standard mainframe utilities, and batch processing environments.
· Strong hands-on experience in Core Banking applications, including one or more of the following areas: Deposits, Loans, Customer & Account Management, General Ledger, and Tax Systems.
· Experience with mainframe development and support tools such as Endevor (or equivalent version control tools), Xpediter (or equivalent debugging tools), and Easytrieve (or similar reporting/query tools).
· Knowledge of CICS and IMS is preferred.
· Proven ability to analyze requirements, develop enhancements, troubleshoot issues, and support testing and production deployments within a banking environment.
· Experience with FIS Systematics Core Banking Platform is highly preferred and considered a significant advantage.
Salary and Other Compensation:
The annual salary for this position is between $ 68422 to $ 114000 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.
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
Disclaimer: The salary, other compensation, and benefits 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.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
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.
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 for roles based in the Americas or CareersIndia2@cognizant.com for roles based in India.
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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Paid Time Off
Parental Leave