Lead Java Developer

Job ID: 28231359Reference Number: 26-00484Title: Lead Java DeveloperPosted Date: 2026-05-14Contact: Ekta ChaudharyContact Email: View email address on click.appcast.io Phone: (551) 795-0621Company: HAN Staffing Job Title: Java Developer Location: Onsite 5 days - Jersey City, NJ or Chicago, IL (local Candidate)Summary: Strong Java Developers and Leads, that have strong problem-solving skills.Payment Tech – Software Engineer (Java)As an experienced member of our Software Engineering group, we look for engineers who are passionate about solving business problems through innovation and strong engineering practices. In this role, you will apply deep technical expertise across the full software development lifecycle and partner closely with stakeholders to stay aligned on shared goals. We embrace a culture of experimentation and continuous improvement, and you will work in a collaborative, trusting environment that values diversity of thought and customer-focused solutions.The ideal candidate is self-motivated and proactive, with strong curiosity, ownership, and the ability to troubleshoot methodically and deliver under pressure. You have experience working in an Agile SDLC, collaborating effectively within your team, and executing across cross-team dependencies with technology leads, architects, production management, business analysts, and QA.ResponsibilitiesDeliver creative software solutions across design, development, and troubleshooting; think beyond routine approaches to break down technical problems.Develop secure, high-quality production code; review and debug code written by others.Perform code reviews and partner with QA to develop and review test scenarios.Drive delivery of key milestones aligned to a clear roadmap and requirements.Qualifications (required)BS/BA degree or equivalent experience (Computer Science preferred).Formal training or certification in Software Engineering with 5+ years of applied experience.8+ years of software development experience.Ability to translate functional requirements into technical designs and engineering requirements.Strong experience with Core Java, object-oriented design, RDBMS (Oracle), SQL, Spring, and No SQL.Strong understanding of Agile methodology and use of SDLC tooling to improve development and testing efficiency (Jira, Jenkins, Git, JUnit, Selenium, linting tools).Qualifications (preferred)Experience partnering effectively with technology teams and product owners to drive end-to-end delivery.Experience planning and managing Scrum teams, including facilitating Agile ceremonies, prioritizing backlogs, and enabling team delivery.Experience building secure, highly available, resilient, scalable systems leveraging clustering and load balancing across web/app servers and messaging systems (Kafka).Practical cloud-native experience.Container-based development and orchestration; microservices frameworks and tools (Docker, Kubernetes, Spring Boot, Swagger).Cloud and container-based development experience (e.g., Gaia, Kubernetes, AWS).Reactive programming experience (e.g., Spring Flux).Streaming/aggregation frameworks (Storm, Spark).NoSQL / Big Data stores (Cassandra, Elasticsearch, Cloudera stack, HBase); experience optimizing Cassandra is a plus.Banking and payments domain experience.