Senior Mainframe Engineer - Wealth/Trust Services

M&T Bank; Wilmington (DE); Hybrid; USD 107,000 - 178,000; Full time

Job summary

M&T Bank in Wilmington, DE seeks a Senior Software Engineer specializing in Wealth/Trust to modernize our mainframe ecosystems and enhance TRS/WSE systems. This role is four days onsite with one day work-from-home per week, offering strong collaboration with Product Owners and Architects.

You will design and maintain batch processing, apply SDLC best practices, mentor junior developers, and help automate workflows across environments, delivering reliable, scalable solutions for wealth management.

Qualifications

• Associate’s degree and minimum 5 years’ systems analysis and/or application development experience, or Bachelor’s degree and minimum 3 years’ experience.
• Advanced proficiency in at least one relevant programming language.

Responsibilities

• Design, develop, and maintain high quality solutions and batch processes
• Own delivery of features and enhancements within the Wealth Trust platform
• Mentor junior developers and participate in code reviews
• Collaborate with Product Owners/Architects to translate requirements into technical solutions
• Ensure SDLC alignment and deployment process adherence
• Support workflow integration and operational performance

Skills

COBOL

Batch processing

Communication

Education

Associate’s degree

Bachelor's degree

7 years combined education/experience

Tools

JCL

JSCAN

EZTRIEVE

TSO/ISPF Utilities

CA7

FILEAID

XPEDITER

ABEND-AID

CA AUTOMIC

Job description

This role is four days onsite at our Wilmington, DE location, with the flexibility to work from home one day per week.

Overview

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.

M&T Bank is committed to fair, competitive, and market-informed pay for our employees. The pay range for this position is $106,700.00 - $177,900.00 Annual (USD). The successful candidate’s particular combination of knowledge, skills, and experience will inform their specific compensation.

Location

Wilmington, Delaware, United States of America