Senior Mainframe Engineer - Wealth/Trust Services

This role is four days onsite at our Wilmington, DE location, with the flexibility to work from home one day per week. We are seeking a highly skilled Senior Software Engineer with deep experience in the area of Wealth/Trust to join our engineering team. In this role, you will work to enhance and support the Trust Reporting (TRS/WSE) systems and play a key role in continuing the modernization of our mainframe ecosystem. You’ll collaborate closely with senior technical leaders, contribute to new development and system enhancements, and help advance the continued modernization of our DevOps and automation capabilities on the mainframe.

Primary Responsibilities

• Design, develop, and maintain high quality solutions and batch processes.
• Work extensively with JCL, JSCAN, EZTRIEVE, VSAM, TSO Utilities, CA7, AUTOMIC, FILEAID, XPEDITER, COBOL and ABEND-AID.
• Own delivery of features and enhancements within the Wealth Trust platform, ensuring quality, completeness, and adherence to requirements.
• Ensure solutions align with SDLC practices, deployment processes, and environment promotion standards. (PANAPT, Service Now)
• Provide mentorship and guidance to junior developers, including support of development, debugging, and workflow implementation.
• Participate in code reviews, design discussions, and knowledge sharing sessions to promote best practices and continuous improvement.
• Collaborate with Product Owners, Architects, and Business Partners to translate business requirements into effective technical solutions.
• Contribute to workflow and process improvements, identifying opportunities to streamline manual steps and improve user experience.
• Assist in the design and implementation of integrations with internal systems as part of broader solutions.
• Validate functionality through testing and troubleshooting, ensuring workflows execute as intended across environments.
• Monitor and support workflow execution and operational performance, addressing issues and improving reliability over time.
• Document solutions, configurations, and patterns to support team knowledge and maintainability.
• Communicate progress, challenges, and technical decisions effectively to team members and stakeholders.
• Promote a culture of continuous learning, collaboration, and engineering quality.

Technical Skills

• JCL / JSCAN
• EZTRIEV
• TSO/ISPF Utilities
• CA7
• FILEAID
• XPEDITER
• ABEND-AID
• CA
• AUTOMIC
• COBOL
• Strong understanding of batch processing, data flows, and performance tuning.
• Proven ability to troubleshoot complex system issues in large-scale environments.
• Excellent communication and collaboration skills.

Education and Experience Required

Associate’s degree and a minimum of 5 years’ systems analysis and/ or application development work experience or Bachelor's degree and a minimum of 3 years’ systems analysis and/ or application development work experience.

In lieu of degree, a combined minimum of 7 years’ education and/or relevant work experience, including a minimum of 3 years’ systems analysis and/or application development work experience.

Advanced proficiency in minimum of 1 relevant programming language.

Education and Experience Preferred

5+ years of hands‑on experience and demonstrated proficiency as a software engineer in both development and applications support roles.

Experience contributing to or setting up DevOps/CI/CD pipelines for mainframe workloads (e.g., Git, SonarQube, SonarLint, ADDI, Ansible).

Familiarity with IBM’s zDIH or other mainframe modernization and integration technologies.

Exposure to cloud integration, API enablement, and/or data virtualization initiatives.

Background in Financial services, Wealth Trust, or other high‑availability industries.

Salary

M&T Bank is committed to fair, competitive, and market-informed pay for our employees. The pay range for this position is $97,100.00 - $161,800.00 (USD). The successful candidate’s particular combination of knowledge, skills, and experience will inform their specific compensation.

Location

Buffalo, New York, United States of America

About M&T

Great companies have an enduring sense of purpose. At M&T, our purpose is a simple one: make a difference in people’s lives and uplift the communities we serve. M&T Bank Corporation is a financial holding company headquartered in Buffalo, New York. M&T’s affiliates offer advice, guidance, expertise and solutions across the entire financial spectrum, combining M&T Bank’s traditional banking services with the wealth management and institutional capabilities offered by Wilmington Trust. M&T Bank has a network of over 1,000 branches and 2,200 ATMs that span 12 states from Maine to Virginia and Washington, D.C. For more than 165 years, M&T has strived to take an active role in our communities and build long-lasting relationships with our customers. We are a bank for communities—combining the capabilities of a large bank with the care of a locally focused institution. As an employer of choice, we are proud to offer competitive benefits ranging from medical and retirement to forty hours of paid volunteer time, each year. Our core values – integrity, ownership, collaboration, curiosity, and candor – drive the work we do. We seek to further build upon our record of success by bringing in top talent and fresh skill sets while continuing to support the growth and development of all our team members. View M&T’s Human Capital Report to learn more.

Equal Opportunity

M&T Bank is unwavering when it comes to providing equal employment opportunities to all employees and applicants without regard to race, color, national origin, religion, ethnicity, sex, gender identity, age, disability, citizenship, pregnancy, veteran status, military status, marital status, sexual orientation, genetic information or any other characteristic protected under applicable federal, state or local laws.

M&T Bank has policies and procedures in place to promote a drug free workplace.