This role is four days onsite at our Seneca One Buffalo, NY location, with the flexibility to work from home one day per week

Overview:

We are seeking a highly skilled Lead Software Engineer to lead the modernization of enterprise applications, including on‑premises to cloud migrations, containerization, and application upgrades. This role combines hands‑on development with technical leadership and requires strong experience in Java or C#, cloud platforms, and secure application design and ensuring applications, whether custom-built or SaaS‑based are reliable, observable, and well‑integrated. The ideal candidate will guide architecture decisions, mentor engineers, and ensure scalable, reliable, and secure solutions.

Primary Responsibilities:

• Lead the design, development, and enhancement of enterprise applications

• Develop and coach team members while also working independently on the applications within the boundaries of approved Software Development Life Cycle (SDLC) processes, including identification and recommendation of metrics to solve business needs and minimize risks to the Bank through clean and resilient code.

• Drive application modernization efforts, including:

  • Migration from on‑premises environments to the cloud

  • Containerization of applications using modern tooling

  • Application upgrades (frameworks, libraries, runtime versions)

• Collaborate with cloud, infrastructure, and security teams to deliver cloud‑native solutions

• Ensure high code quality through unit testing, code reviews, and CI/CD best practices

• Implement and enforce secure development practices with a focus on identity and access management

• Balance feature delivery with operational stability and reliability

• Provide technical leadership and engineering support for integrated SaaS applications without direct ownership of the platform

• Participate in architectural reviews and influence decisions around scalability, performance, and security

• Troubleshoot and resolve complex issues across development, test, and production environments

• Present team's work at internal meetings with other peers and author internal blog posts.

• Mentors, trains, and coaches team members, providing hands‑on technical leadership, incident support, and audit readiness for critical systems

• Contribute to engineering standards, documentation, and best practices

• Understand and adhere to the Company’s risk and regulatory standards, policies, and controls in accordance with the Company’s Risk Appetite. Identify risk-related issues needing escalation to management.

• Promote an environment that supports a culture of belonging and reflects the M&T Bank brand.

• Maintain M&T internal control standards, including timely implementation of internal and external audit points together with any issues raised by external regulators as applicable.

• Complete other related duties as assigned.

Education and Experience Required:

• Associate’s degree and a minimum of 7 years’ systems analysis and/or application development work experience or Bachelor's degree and a minimum of 5 years' systems analysis and/or application development work experience. In lieu of a degree, a combined minimum of 9 year’s education and/or relevant work experience, including a minimum of 5 years’ system analysis and/or application development work experience.

• Expert proficiency in a minimum of 1 relevant programming language and professional proficiency in a minimum of 1 additional relevant programming language.

Education and Experience Preferred:

• Strong hands-on experience with CI/CD pipelines and DevOps practices

• Experience designing or supporting cloud‑native and microservices architectures

• Knowledge of container security and cloud security best practices

• Prior experience in a lead or senior engineering role

• 7 years of professional software development experience with Java or C#

• Experience leading or contributing to cloud migration initiatives

• Strong hands‑on experience with cloud platforms (AWS, Azure, or GCP)

• Experience with containerization technologies such as Docker, Kubernetes, OpenShift

• Proven experience performing and supporting application upgrades (frameworks, dependencies, runtime environments)

• Solid understanding of unit testing frameworks (JUnit or equivalent)

• Strong grasp of object‑oriented design, design patterns, and modern software development practices

• Working knowledge of identity and access management (IAM) concepts including authentication, authorization, roles, and permissions

• Strong communication skills and ability to lead technical discussions

What Success Looks Like in This Role

• Successfully modernized and upgraded legacy applications

• Led effective migrations from on‑prem to cloud environments

• Improved deployment consistency and scalability through containerization

• Established strong testing standards and improved overall code quality

• Acted as a trusted technical leader across development and security teams

#LI-JB3 #Hybrid

M&T Bank is committed to fair, competitive, and market-informed pay for our employees. The pay range for this position is $116,400.00 - $194,000.00 Annual (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