Full Stack.NET Developer

Our software engineers at Fiserv bring an open and creative mindset to a global team developing mobile applications, user interfaces and much more to deliver industry-leading financial services technologies to our clients. Our talented technology team members solve challenging problems quickly and with quality. We're seeking individuals who can create frameworks, leverage developer tools, and mentor and guide other members of the team. Collaboration is key and whether you are an expert in a legacy software system or are fluent in a variety of coding languages you're sure to find an opportunity as a software engineer that will challenge you to perform exceptionally and deliver excellence for our clients.

• Full-time
• Entry, Mid, Senior
• Yes (occasional), Minimal (if any)

Responsibilities

Requisition ID R-10381397 Date posted 12/17/2025 End Date 01/07/2026 City Omaha State/Region Nebraska Country United States Additional Locations Alpharetta, Georgia Location Type Onsite

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

Full Stack .NET Developer

At Fiserv, we are dedicated to transforming financial services technology to benefit our clients. You will play a critical role in designing, developing, and maintaining high-quality software applications. You will work with cross-functional teams to deliver solutions that align with our business goals and client needs.

What you'll do:

• Develop scalable, high-performance applications using .NET Core, C#, and modern front-end frameworks.
• Build and optimize solutions in Azure Cloud, leveraging services for computers, storage, and integration.
• Collaborate with cross-functional teams to deliver features that enhance customer experience.
• Participate in Agile ceremonies and drive continuous improvement.
• Ensure robust data management and integration with enterprise systems.

Experience you'll need to have:

• 6+ years in Microsoft .NET technologies (.NET Core, C#).
• 6+ years in front-end development (React, Angular, HTML, CSS, JavaScript).
• 4+ years with Azure services and SQL databases.
• Experience with CI/CD pipelines, DevOps practices, and Agile methodologies.
• Bachelor’s degree in computer science or equivalent experience

Experience that would be great to have:

• Microsoft .NET technologies (.NET Core, ASP.NET MVC, C#).
• Financial services industry experience.
• Familiarity with Atlassian tools (JIRA, Confluence) and monitoring tools (Splunk, Dynatrace).
• Knowledge of AI Agentic Framework.
• Financial services industry experience.

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.

• 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, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact . Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

Benefits

• Medical, Vision and Dental Benefits

  Comprehensive benefit plans to suit your unique needs

• Fuel Your Life Wellness Program

  Resources to elevate your well-being

• 401k, Employee Stock Purchase Plans and Incentives & Bonuses

  When Fiserv performs well, so does your financial health

• Employee Resource Groups

  Celebrating inclusion in the workplace

• Paid Time Away

  Providing the time off to manage personal needs