Senior Software Engineer- Mainframe

About this role:
Wells Fargo is seeking a Senior Software Engineer to design, build, and support mission-critical mainframe applications that power core banking capabilities. This role is part of a highly visible technology team responsible for developing and maintaining high-volume, highly regulated enterprise systems that require exceptional stability, performance, and resilience.
In this role, you will contribute hands-on to all phases of the software development lifecycle, partner with cross-functional teams, and support production platforms that operate at enterprise scale. The successful candidate will bring strong COBOL and z/OS expertise, demonstrated production ownership, and an operational mindset suited for a regulated financial institution.
In this role, you will:

• Design, develop, test, and maintain mainframe COBOL applications supporting core banking functions
• Participate in end-to-end SDLC activities, including requirements analysis, design, development, testing, deployment, and support
• Develop and support batch and online processing workflows in high-volume environments
• Analyze and resolve complex production incidents, performing root-cause analysis and developing preventative solutions
• Contribute to application enhancements, regulatory changes, and modernization initiatives
• Collaborate with business partners, architects, QA, and infrastructure teams
• Participate in release planning, production readiness, and post-release validation
• Ensure applications meet Wells Fargo security, risk, compliance, and audit requirements
• Support operational excellence, including performance tuning and availability improvements
• Participate in Agile delivery processes and enterprise SDLC standards
• Hands-on technical contribution and ongoing production ownership
• Support critical banking systems with a focus on stability, accuracy, and risk management

Required Qualifications:

• 4+ years of Software Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
• 3+ years strong hands-on experience with COBOL development on z/OS
• 3+ years' experience with mainframe batch and online processing
• 2+ years working experience in JCL, VSAM, and mainframe data structures
• 2+ years' experience with DB2 and/or IMS databases
• 1 year Experience with GitHub Copilot and AI tooling
• 1 year experience with Endevor or similar source control/version management tools like Git
• 1 year experience supporting production systems in a regulated or mission-critical environment
• 2 years' experience in analyzing complex system behaviors and troubleshoot issues effectively
• 2 years' experience working within Agile or structured SDLC methodologies

Desired Qualifications:

• Experience supporting core banking, deposits, payments, or financial services systems
• Strong understanding of high-availability and high-volume transaction processing
• Experience with regulatory or compliance-driven system changes
• Familiarity with mainframe integrations (APIs, messaging, file-based interfaces)
• Experience participating in on-call rotations and supporting 24x7 production systems
• Exposure to mainframe modernization or hybrid integration initiatives
• Bachelor's degree in Computer Science, Engineering, or related technical field, or equivalent experience

Job Expectations:

• This position is not eligible for Visa sponsorship or transfer of visa
• Ability to work on-site at approved location
• Relocation assistance is not available for this position

Locations:

• 1525 W T Harris Blvd., Chatlotte, NC

Pay Range :
Reflected is the base pay range offered for this position. Pay may vary depending on factors including but not limited to achievements, skills, experience, or work location. The range listed is just one component of the compensation package offered to candidates.
100,000.00 - 163,000.00 USD Annual
Benefits:

• Information about Wells Fargo's US employee benefits
• Information about Wells Fargo's International employee benefits

Posting End Date:
22 May 2026
* Job posting may come down early due to volume of applicants.

Posting End Date:
2 Jul 2026
*Job posting may come down early due to volume of applicants.
We Value Equal Opportunity
Wells Fargo is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other legally protected characteristic.
Employees support our focus on building strong customer relationships balanced with a strong risk mitigating and compliance-driven culture which firmly establishes those disciplines as critical to the success of our customers and company. They are accountable for execution of all applicable risk programs (Credit, Market, Financial Crimes, Operational, Regulatory Compliance), which includes effectively following and adhering to applicable Wells Fargo policies and procedures, appropriately fulfilling risk and compliance obligations, timely and effective escalation and remediation of issues, and making sound risk decisions. There is emphasis on proactive monitoring, governance, risk identification and escalation, as well as making sound risk decisions commensurate with the business unit's risk appetite and all risk and compliance program requirements.
Candidates applying to job openings posted in Canada: Applications for employment are encouraged from all qualified candidates, including women, persons with disabilities, aboriginal peoples and visible minorities. Accommodation for applicants with disabilities is available upon request in connection with the recruitment process.
Applicants with Disabilities
To request a medical accommodation during the application or interview process, visit Disability Inclusion at Wells Fargo .
Drug and Alcohol Policy
Wells Fargo maintains a drug free workplace. Please see our Drug and Alcohol Policy to learn more.
Wells Fargo Recruitment and Hiring Requirements:
a. Third-Party recordings are prohibited unless authorized by Wells Fargo.
b. Wells Fargo requires you to directly represent your own experiences during the recruiting and hiring process.