> Markdown version of [/jobs/ext/453737-java-developer](https://www.wearedevelopers.com/jobs/ext/453737-java-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Developer - **Company:** Fiserv, Inc. - **Location:** Alpharetta, GA, United States - **Experience:** Experienced - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Microsoft Azure, Cloud Computing, Continuous Integration, Database Design, Software Debugging, Software Design Patterns, Java Platform Enterprise Edition (J2EE), File Transfer, JSON, Enterprise Messaging Systems, NoSQL, Object-Oriented Software Development, OpenShift, Scrum Methodology, SQL Databases, Spring-boot, Integration Frameworks, Apache Kafka, Non-relational Database, Cloud Migration, Software Coding, Restful APIs, Splunk, Devsecops, Serverless Computing, Microservices - **Published:** June 3, 2026 - **Apply:** https://dejobs.org/x/x/F095BF0DB46F4C36AEC59EF9387C8620/job/ ## About the Role * 5+ years recent experience as a member of engineering teams delivering resilient, high-volume solutions built in Java/J2EE. * 3+ years hands-on experience building RESTful APIs (JSON over HTTPS) with recent hands-on experience with Java and Spring Frameworks (Spring Boot). * + years hands-on experience designing, writing, debugging and testing object-oriented code. * Experience developing 12-Factor cloud-native services messaging architectures (Kafka, MQ, ESB). * Experience with both relational and non-relational database technologies (SQL and NoSQL). * Advanced understanding of design patterns, software algorithms and coding techniques that improve testability and maintainability. * High proficiency with modern CI/CD and DevSecOps practices. **Experience that would be great to have** * Cloud migration and platforms experience (Azure, PCF, OpenShift, AWS). * Experience with Splunk. * Experience with file transfer technologies (NDM / Connect: Direct / IBM FileGateway). ## Description We are seeking a Software Engineer to join our engineering team at Fiserv. You'll collaborate with product managers, clients at leading financial institutions, and cross-functional engineering teams to design and deliver resilient, high-volume solutions that leverage modern APIs, microservices, third-party integrations and cloud infrastructure. Your work will help shape solution architecture and drive reliable, performant production systems. What you'll do * Define and implement solution architecture for high-volume, resilient systems. * Design, develop, debug and test object-oriented Java/J2EE code and RESTful APIs (JSON over HTTPS). * Build cloud-native services following 12-Factor principles and work with messaging platforms and integrations (Kafka, MQ, ESB). * Collaborate in Agile/Scrum delivery model with product managers, clients and engineering teams. * Contribute to CI/CD and DevSecOps practices to enable repeatable, secure deployments. * Perform database design, performance tuning and optimization across relational and non-relational stores. * Apply design patterns and algorithmic approaches to improve reliability, maintainability, readability and performance. * Troubleshoot and operate within complex IT environments, including networking, security and performance considerations., * This role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experiences help you with your overall onboarding experience and leads to stronger productivity. **Travel** * Approximately 10% of travel off-site or to other office locations is expected. **Sponsorship** * 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. ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) ## Related Articles - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [6 Reasons to Use Java For Your Next AI Project](https://www.wearedevelopers.com/magazine/111-6-reasons-to-use-java-for-your-next-ai-project)