> Markdown version of [/jobs/ext/2199861-senior-java-developer](https://www.wearedevelopers.com/jobs/ext/2199861-senior-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). --- # Senior Java Developer - **Company:** CYNET SYSTEMS INC. - **Location:** Piscataway, NJ, United States - **Experience:** Expert - **Salary:** $114,400.0 - $124,800.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Microsoft Azure, Cloud Engineering, Code Review, Continuous Integration, DevOps, Github, Hibernate (Java), Java Persistence API, Python (Programming Language), Messaging Application Programming Interface, Software Deployment, Software Engineering, SQL Databases, Enterprise Software Applications, Spring-mvc, Spring-boot, Backend, Git, AngularJS, Kubernetes, Apache Kafka, Restful APIs, Docker, Jenkins, Microservices - **Published:** August 23, 2026 - **Apply:** https://www.careerjet.com/jobad/us1cb3375f27cb8678997c0cefe977b7e5 ## About the Role * 8+ years of software development experience. * Strong hands-on experience in Java 8/11/17. * Strong hands-on experience in Spring Boot. * Strong hands-on experience in Spring MVC. * Strong hands-on experience in Spring Data JPA / Hibernate. * Strong hands-on experience in Microservices Architecture. * Strong hands-on experience in REST APIs. * Strong hands-on experience in SQL. * Experience with Kafka / MQ. * Experience with Docker & Kubernetes. * Experience with Azure or AWS Cloud. * Experience with Jenkins / GitHub Actions / Azure DevOps. * Experience with Git and CI/CD practices. ## Description * Design, develop, and support enterprise applications using Java, Spring Boot, and Microservices Architecture. * Build and maintain RESTful APIs and backend services. * Develop event-driven solutions using Kafka, MQ, or messaging frameworks. * Collaborate with Product Owners, Architects, QA, and DevOps teams in Agile delivery. * Modernize legacy banking applications to cloud-native architectures. * Participate in code reviews, design discussions, and production support activities. * Implement CI/CD pipelines and support application deployments. Skills: * Java 8/11/17. * Spring Boot. * Spring MVC. * Spring Data JPA. * Hibernate. * Microservices Architecture. * REST APIs. * SQL. * Kafka. * MQ. * Docker. * Kubernetes. * Azure. * AWS Cloud. * Jenkins. * GitHub Actions. * Azure DevOps. * Git. * CI/CD., Project description This is a position within the Derivatives Development team for a Senior Java Developer. Looking for a candidate with strong hands-on experience in Core Java, … + 7 days ago ## Related Videos - [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) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Beam Me Up, Java! Unraveling the Warp-Speed Evolution: A Journey through Java LTS Versions 11 to 21](https://www.wearedevelopers.com/videos/658-beam-me-up-java-unraveling-the-warp-speed-evolution-a-journey-through-java-lts-versions-11-to-21) - [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models) ## Related Articles - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)