Top Senior Java Developer Jobs

Lead Java Developer to design and implement Java/J2EE web applications, develop JSP/Struts front-ends, write SQL/PLSQL and integrate with Oracle, build SOAP/XML web services, coordinate offshore teams in Agile, and communicate technical solutions. Requires 8+ years experience; AWS and healthcare domain knowledge are a plus.

Lead full-stack product development of Java-based web applications in an Agile/Scrum environment. Promote Agile best practices, support the Product Owner, and guide the development team to execute the product roadmap. Requires senior engineering leadership and hands-on development.

Design, develop, and maintain middleware, services, and user-interface software using Java/J2EE and related frameworks. Build REST APIs, implement OO designs, work with app servers, front-end frameworks, dev tooling, and relational/NoSQL data stores. Collaborate on data modeling and system integration for a 6-month contract.

Develop and integrate Java-based solutions to secure virtualized datacenters and cloud workloads. Build RESTful APIs, multithreaded services, prototypes, and integrate third-party security products. Estimate tasks, deliver components on Agile teams, and communicate design rationale.

Design, develop, and test integration middleware and expand the data model. Perform both UI and backend development and collaborate closely with solution architects and IoT solution representatives.

Develop and maintain backend and frontend components of monitoring applications. Build user-focused web interfaces, implement Java/REST/SOAP APIs and scripts to enhance monitoring across platforms (HP BSM, UCMDB, ServiceNow, CA Spectrum, SCOM, Nagios). Own subsystem maintenance, requirements, prototyping, coding, testing and deployment. Troubleshoot issues, lead deployments, and collaborate with the team. Requires Linux administration, deep Perl and PowerShell skills, and 5–6 years of software development/configuration experience.

Design, develop, test, deploy and maintain enterprise Java web applications. Lead requirements analysis, architecture collaboration, code reviews, debugging, performance tuning, and mentor junior engineers.

Assess and document existing Java applications for a large data-center to cloud migration. Define migration strategies, classify applications for reuse/improvement, and produce designs usable by development teams. Lead technical analysis and collaborate with enterprise stakeholders to plan modernization.

Senior hands-on Java developer to design and implement complex Java programs. Responsibilities include concurrent and multithreaded programming, binary data manipulation, OOP, working in UNIX, writing SQL and JUnit tests, and using scripting (Python). Hadoop experience is a plus. 12-month contract starting ASAP in Seattle, WA.

Senior Java developer responsible for designing, developing and deploying SOA-based applications using Apache Camel, Java/Java EE, Spring, JMS, REST/SOAP. Work includes integration with mainframes/AS400 via MQ, using JBoss Fuse, databases (Oracle/MSSQL/DB2), CI tools (Jenkins/Hudson), version control (Subversion), SOAPUI, and participating in Agile/Scrum teams. Must lead assignments end-to-end and ensure WS-Security and SOA governance.

Design, develop, and modernize Java applications for federal systems using Spring Boot and Hibernate; maintain legacy Struts2/J2EE apps; deploy and optimize cloud solutions (AWS/Azure); build APIs, CI/CD pipelines, and unit tests (JUnit); support IAM/SAML and Login.gov integrations; troubleshoot distributed environments and participate in Agile/SAFe delivery.

Design, build, and maintain scalable backend services and APIs using Java and Spring Boot. Implement event-driven architectures with Kafka, manage PostgreSQL/Redis data, ensure performance and reliability, troubleshoot production issues, participate in code reviews, and collaborate across teams for deployments and monitoring.

Lead backend development and support internal fraud and financial systems. Design, develop, test, deploy, and maintain Java-based services (Java 21, Spring Boot) on Windows/Linux, implement REST/SOAP APIs, use ORM (JPA/Hibernate) and relational databases, troubleshoot production issues, create documentation, and collaborate within an Agile team.

Design, build, and maintain Java back-end services and Vue front-end components. Translate requirements into functional applications, ensure performance and quality, identify and fix bugs, write reusable libraries, implement automated tests (TDD), and collaborate with the team on architecture, CI/CD, and code quality.

Build and maintain cloud-ready, low-latency trade and positions services for TAPE 2.0. Design scalable distributed systems, integrate client APIs (Java, C++, Python), use distributed caching and Kubernetes, contribute frontend work in Angular, and support CI/CD, monitoring, and documentation.

Looking for a Full Stack Developer skilled in .Net or Java and experienced with AngularJS, ReactJS, or NodeJS, with 5-10 years of experience.

The role requires developing Java/J2EE applications, managing databases, and deploying applications in various environments while following Agile practices.

The role involves strategic direction in architecture design, leading innovation, engaging with clients, and software development with a focus on Java Script and cloud application principles.

Looking for a Java/C++ Developer with a minimum of 5 years of software development experience, proficient in Java/C++, troubleshooting complex issues, and familiar with APIs and service-oriented architectures.

The role involves leading architecture engagements, supporting strategic direction, and driving client innovation with a full-stack mindset.

The position involves full stack development with strong Java and Node.js skills, focusing on database management, for a 6-9 years experienced candidate.

The Java Developer will utilize Java/J2EE for platform development, work with relational databases, and apply Agile methodologies while deploying applications on Linux/Windows.

The Java Full Stack Developer will lead architecture engagements, provide strategic direction, and support the build and hire of teams, with a focus on client transformation.

The Java Developer will assist in designing and developing software products, enhancing existing systems, and solving integration issues. The candidate must have strong communication and documentation skills.

Seeking a Sr. Java Developer with over 5 years experience in Ins Bridge development tools for Property & Casualty Insurance, skilled in Java, SQL, and XML.