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Job Title Senior Java Developer
About your role: Design, develop, and maintain backend Java applications and enterprise microservices that support scalable and secure business solutions. Partner with engineering, product, and DevOps teams to deliver reliable software using modern development practices and cloud-native technologies. This role matters by helping teams build high-quality services that improve performance, support growth, and meet business and technical requirements.
What you'll do:
- Design, code, test, debug, and maintain Java applications and microservices using Java 17, Spring Boot, Spring Batch, Kafka, Kubernetes, and related technologies.
- Collaborate with cross-functional teams to gather requirements, define technical solutions, and implement scalable and maintainable backend services.
- Contribute to architecture discussions and support the design of new features, enhancements, and system improvements with a focus on performance, scalability, and reliability.
- Build and enhance event-driven microservices and distributed messaging solutions using Apache Kafka for business-critical processing workflows.
- Partner with DevOps teams to support build automation, deployment, monitoring, and continuous integration and continuous deployment (CI/CD) practices.
- Create and maintain technical documentation including system designs, application programming interface (API) specifications, and implementation details.
- Perform unit testing, integration testing, code reviews, and release support activities to improve software quality and delivery consistency.
- Participate in Agile ceremonies and contribute ideas that improve engineering practices, team processes, and software quality.
- Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.
Experience you'll need to have:
- 5+ years of experience designing, developing, and maintaining Java-based enterprise applications in production environments.
- 5+ years of experience building backend services or microservices using Java, Spring Boot, Spring Batch, Spring Cloud Stream, or similar enterprise frameworks.
- 5+ years of experience designing and developing RESTful application programming interfaces (APIs) with attention to security, scalability, and maintainability.
- 5+ years of experience working with Apache Kafka or similar distributed messaging platforms in asynchronous or event-driven architectures.
- 5+ years of experience working with containerization and orchestration technologies such as Docker and Kubernetes for application deployment, scaling, and troubleshooting.
- Experience with relational and non-relational databases such as MySQL, MongoDB, or similar platforms, including data access and query optimization.
- Experience using Git and modern continuous integration and continuous deployment (CI/CD) tools in Agile software delivery environments.
- Bachelor's degree in computer science, software engineering, or a related field, or equivalent combination of education, related experience and/or military experience.
Experience that would be great to have:
- Experience with distributed systems design and high-volume event processing.
- Experience with cloud-native application deployment and observability practices.
- Experience with Scrum or other Agile delivery frameworks.
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
Salary Range $97,500.00 - $164,400.00
These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
This position is not eligible for an annual incentive opportunity and is also not eligible to earn commissions.
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, 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.
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