Jobs and Careers
FI

.Net Web Developer

Fiserv
United Statesfull_timeVerifiedPosted 27 Oct 2025

About the role

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

.Net Web Developer

About your role:

You will be a part of a growing and highly capable development team building applications to support customer service for Financial Institutions. Contact Service Technology Team at Fiserv develops our new and redesign existing applications. We practice Agile with a startup mentality, which allows for us to work with the latest leading-edge technologies and cloud-based platforms. You will play a crucial role in designing, developing, and maintaining robust solutions in Azure Cloud Environment. Your expertise will contribute to the success of our applications and ensure efficient data management.

What you'll do:

  • Develop and Implement User Interface Components, using React.js concepts and workflows to create responsive and user-friendly UI components.
  • Profile and improve front-end performance and ensure seamless integration between front-end and back-end.
  • Collaborate with stakeholders to define clear objectives.
  • Utilize .NET programming languages (such as C#) to write high-quality code, and ensure code readability, maintainability, and adherence to best practices.
  • Develop technical specifications and architecture, design robust technical solutions that align with business needs.
  • Create architectural blueprints for web applications.
  • Collaborate with other team members to review code.
  • Optimize existing codebase for performance and scalability.

Experience you'll need to have:

  • 3+ years of experience designing and developing react and .Net solutions.
  • 3+ years of React and Angular.JS with .Net core development experience.
  • 3+ years of experience building .Net core applications and MS SQL scripting, JavaScript, CSS, and HTML.
  • 3+ years of experience upgrading legacy technology stacks to transition to leading cloud technologies.
  • Bachelor’s degree in computer science, engineering, or a related field, or an equivalent combination of education, work, and military experience.

Experience that would be great to have:

  • Previous experience working with Atlassian Products such as JIRA, Confluence, Bitbucket.
  • Familiarity with monitoring tools such as Splunk or Dynatrace.
  • Experience working with ServicePoint and ServiceNow.
  • Proven experience creating design documents and assisting with the architecture. 
  • Demonstrated ability to recognize business needs, analyze requests, recommend solid technical solutions, and lead in delivering the solution. 

Important info about this role:

  • 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.
  • We���re better together. This role is fully on-site.
  • This is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered.

#LI-IH1

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disabilit

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Company

Fiserv

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