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Senior .Net Software Developer

Fiserv

$110,000 - $186,000
Dec 22, 2025
Berkeley Heights, NJ, US
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Fiserv is looking to advance financial services technology to better serve clients by designing, developing, and maintaining robust, scalable software applications.

Requirements

  • 6+ years of experience in .NET Core, .NET Framework, and ASP.NET development
  • Hands-on experience with source code management tools such as GitHub and TFS, including branching strategies and version control best practices
  • Expertise in CI/CD pipelines using Azure DevOps or similar tools: Setting up and maintaining deployment workflows
  • Integrating Code Quality checks, Static Code Analyzers, and Automated Testing
  • Solid understanding of deployment processes (QA, CERT, Production)
  • Experience with scripting languages like PowerShell or Bash for automation tasks

Responsibilities

  • Design and Develop: Build scalable and maintainable applications using .NET technologies
  • DevOps Ownership: Manage CI/CD pipelines and ensure smooth deployments across environments and automate build & release processes for efficiency and reliability
  • Code Quality & Governance: Implement best practices for coding standards, code reviews, and quality checks
  • Production Support (On-Call): Participate in on-call rotation to provide timely support for production issues
  • Perform root cause analysis and implement permanent fixes to prevent recurrence; Monitor application health & performance using appropriate tools and troubleshoot & resolve critical incidents under SLA timelines
  • Coordinate with cross-functional teams for quick resolution of outages or performance issues
  • Documentation: Maintain clear documentation for deployment processes, troubleshooting steps, and operational runbooks

Other

  • You must currently possess valid and unrestricted U.S. work authorization to be considered for this role
  • Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role
  • Fiserv emphasizes in-person collaboration to help you grow your career while shaping the future of fintech; this role is on-site Monday through Friday
  • This role requires work in an on-call rotation environment
  • Apply using your legal name