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# Senior Software Engineer

- **Company:** Fiserv, Inc.
- **Location:** Milwaukee, WI, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Agile Methodology, Amazon Web Services, C Sharp (Programming Language), Code Review, Distributed Systems, Microsoft SQL Server, Object-Oriented Software Development, Scrum Methodology, Socket Programming, Software Engineering, TCP/IP, Multithreading, Google Cloud, System Availability, Information Technology, Restful APIs
- **Published:** July 21, 2026
- **Apply:** https://www.dice.com/job-detail/34324027-ca26-41be-8228-a7635fdfe93f

## About the Role

REQUIREMENTS: Bachelor's degree in Computer Science, Engineering, or a related field and 4 years in any job title involving software development experience in Credit and Debit payment processing. Prior experience must include 4 years in the following: Working with object-oriented languages, distributed systems, AWS and Google Cloud Platform services; Building high availability and highly scalable payment processing applications; Working in .NET, C#, REST APIs, and Microsoft SQL; Working with Agile methodologies; Working in TCP/IP and Socket Programming; and Working in Asynchronous Multithreaded architecture.

## Description

DUTIES: Deliver enterprise grade financial transactions processing solutions tailored to the Payments industry. Collaborate with stakeholders to gather business requirements and translate them into technical specifications and detailed design documents. Design, code, and integrate new functionalities into existing systems as well as build new systems using cutting edge technologies while adhering to industry standards and security protocols. Ensure the quality of software deliverables through rigorous code reviews, implementing best practices in coding, and addressing production challenges promptly. Work closely with QA teams throughout the testing phase and resolve any identified issues in a timely manner. Actively participate in project meetings and sprint planning sessions, ensuring stakeholders are updated on project progress, timelines, and any dependencies. Ensure compliance with necessary network certifications to meet industry regulations and standards. Manage application
deployments, ensuring that new releases are executed smoothly without disrupting existing services. Collaborate with global teams to develop effective solutions that align with business objectives.


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