Senior Software Engineer — Hybrid, Secure Banking Platform

M&T Bank Corporation; Buffalo (NY); Hybrid; USD 97,000 - 162,000; Full time

Job summary

M&T Bank Corporation is seeking a senior software engineer to own applications and services across the full SDLC at the Seneca One Buffalo location with a remote‑friendly cadence. You’ll design, implement, and secure scalable banking solutions, leading cross‑team collaboration and modernization efforts.

The role emphasizes architecture, cybersecurity, and regulatory standards, with mentoring responsibilities and a focus on automation, AI‑assisted tooling, and production stability.

Qualifications

• Advanced proficiency in C# and .Net programming languages.
• Experience designing and consuming REST APIs and working with JSON.
• Proficiency with Microsoft SQL Server, Azure SQL, and Redis.
• Hands‑on experience with Azure Functions, Blob Storage, Application Insights, and Dynatrace.
• Experience working with OpenShift, containers, Helm, and Kubernetes in cloud‑native environments.
• Familiarity with source control and DevOps practices using GitLab, GitLab CI/CD, and GitLab Duo.
• Experience with code quality and artifact management tools such as JFrog Artifactory and SonarQube.
• Knowledge of automated testing frameworks including NUnit/JUnit and automated API/unit testing.
• Experience with batch processing and enterprise job scheduling tools such as Automic.

Responsibilities

• Provide technical ownership for applications and services across SDLC.
• Design secure, resilient, maintainable solutions across layers (API, data, batch, integration).
• Lead technical analysis of complex requirements and nonfunctional needs.
• Write production‑quality, optimized code with proper data structures and patterns.
• Use CI/CD, test automation, and deployment tooling to improve delivery.
• Review designs, mentor engineers, and resolve complex issues.
• Coordinate with architecture, cloud, security, and vendor teams end‑to‑end.
• Support cloud modernization, migrations, and dep removals.
• Develop monitoring, documentation, and production readiness evidence.
• Assist in incident response, RCAs, disaster recovery, resiliency improvements.
• Prepare designs, interfaces, and communicate risks and tradeoffs clearly.
• Ensure releases comply with SDLC, governance, and audit requirements.
• Evaluate AI tools and maintain human oversight where needed.
• Identify risks and escalation pathways to management.
• Promote a culture of belonging and brand values.

Skills

C#/.NET

REST APIs

SQL Server/Azure SQL/Redis

Azure Functions

OpenShift/Kubernetes

GitLab CI/CD

Unit testing (NUnit/JUnit)

Automation & DevOps

Education

Bachelor's degree in a relevant field

Associate’s degree + 5 years exp

Tools

Azure Functions

Blob Storage

Application Insights

Dynatrace

GitLab

Artifactory/SonarQube

Job description

M&T Bank Corporation is seeking a senior software engineer to own applications and services across the full SDLC at the Seneca One Buffalo location with a remote‑friendly cadence. You’ll design, implement, and secure scalable banking solutions, leading cross‑team collaboration and modernization efforts.

The role emphasizes architecture, cybersecurity, and regulatory standards, with mentoring responsibilities and a focus on automation, AI‑assisted tooling, and production stability.