Top Senior Java Developer Jobs

Design and build enterprise web applications and scalable microservices using Java (8/11/17) and Spring. Develop RESTful APIs consumed by Angular/React front ends, integrate databases and message queues, implement OAuth2/JWT security, collaborate in Agile teams, perform API testing with Postman/Swagger, and support CI/CD deployments with Docker/Kubernetes.

Design, build, and maintain Java/J2EE multi-layer applications and APIs. Collaborate with architects and DevOps to implement CI/CD, code quality, testing, and database solutions (DB2/Oracle, PL/SQL). Support cross-team delivery, resolve technical roadblocks, and drive process improvements in an asset management/financial services context.

Lead reverse-engineering of TIBCO BW/MFT processes, document business rules, and reimplement them as modular Java/Spring Boot microservices. Migrate protocols to Kafka/RabbitMQ/REST, ensure data consistency, and perform performance testing to match legacy SLAs.

Lead architecture and delivery of large-scale microservices systems, define standards and roadmaps, mentor engineers, ensure scalability/resilience, oversee CI/CD, observability, data strategy, and cross-functional technical alignment.

Lead design and development of scalable Java Spring Boot microservices for digital customer applications. Mentor and manage a development team, collaborate with architects, product owners and front-end engineers, implement automated tests, perform performance tuning and code reviews, and ensure delivery of secure, well-documented APIs and CI/CD deployments in a financial domain.

Design, develop, and maintain high-performance Java microservices using Spring Boot. Implement threading/concurrency, fault-tolerance (Hystrix/circuit breakers), observability (SLI/SLO), and event-driven solutions with Kafka. Deploy and operate services on Kubernetes and AWS, mentor junior developers, and collaborate with cross-functional teams to deliver reliable, scalable features.

Design, develop, and maintain scalable Java backend services and RESTful APIs. Collaborate with frontend, product, and stakeholders; write clean, tested code; troubleshoot and resolve issues; participate in code reviews; and improve systems, particularly for large-scale distributed environments.

Design, develop, and maintain scalable full-stack applications using Java backend and Angular frontend. Build RESTful APIs and microservices, use AI-assisted coding tools (GitLab Duo, LLMs), participate in code reviews and architecture discussions, troubleshoot production issues, and follow CI/CD best practices within Agile teams.

Design, implement, and maintain Java-based applications to automate financial data reconciliation across relational and NoSQL sources. Build deterministic and heuristic matching algorithms, integrate with rules engines (Drools), handle errors and exceptions, collaborate with analysts and architects to resolve data gaps, and support data governance and quality initiatives.

Lead design and delivery of microservices-based backend systems, define architecture and standards, mentor engineers, drive cloud-native CI/CD and observability, ensure scalability, resilience, data strategy, and align technical solutions with business goals.

Design and build Java/J2EE solutions using Spring and APIs; develop webservices, DB schemas, PL/SQL and transactional SQL in DB2/Oracle; collaborate with architects, developers and DevOps to implement CI/CD (Jenkins, uDeploy), ensure code quality (Sonar), perform code reviews and testing, resolve technical roadblocks, and drive process improvements. Requires strong communication and teamwork.

Design and develop end-to-end web applications using Java backend and Angular/React frontend. Build and maintain RESTful APIs and scalable microservices with Spring Boot/Spring Cloud, integrate relational and NoSQL databases, message queues, and authentication systems (OAuth2/JWT). Conduct API testing with Postman/Swagger, collaborate in Agile teams, ensure CI/CD deployments with Docker/Kubernetes, and maintain high code quality through testing and code reviews.

Design, implement, and maintain Java-based applications to automate complex data reconciliation across relational and NoSQL sources. Build matching algorithms, integrate with rules engines (Drools), handle data streams, perform gap analysis, and collaborate with analysts and architects to ensure data quality.

Senior Java developer to design, build and lead large-scale, high-performance credit risk applications. Provide technical leadership and mentorship, implement CI/CD pipelines, containerization (Docker/Kubernetes), cloud infrastructure, monitoring/logging, security practices, troubleshoot complex issues, and produce documentation for systems and processes.

Responsible for leading applications systems analysis and programming activities, developing systems, enhancing application designs, and managing mid-level developers while ensuring compliance with regulations.

The Backend Java Developer Lead Analyst leads application systems analysis and programming, integrating functions and resolving high-impact problems to meet goals while ensuring adherence to architecture principles.

Design, develop, test, and maintain Java-based mission software for NASIC. Implement new features, troubleshoot defects and performance issues, integrate with services, produce technical documentation, and collaborate with multi-disciplinary teams while operating in secure environments (SCIF).

Develop, integrate, test and maintain desktop/web applications and Java microservices; build and maintain CI/CD pipelines; collaborate with SW, HW and test teams; identify technical risks and report to leadership; work in an Agile, process-oriented environment. On-site in San Diego, requires Top Secret clearance and up to 25% travel.

Design, develop, and maintain high-performance Java applications and microservices on an Agile team. Implement RESTful APIs, integrate with SQL/NoSQL databases, use Git-based version control, and follow SDLC and peer-review processes. Support program deliveries, work on 2-week sprints, and coordinate with cross-functional teams. Requires active Top Secret clearance and occasional travel (~10%).

Design and develop high-throughput payment microservices and APIs using Java and Spring. Build reactive, event-driven integrations (Kafka/RabbitMQ), implement cloud-native AWS solutions, and deliver end-to-end payment API products, SDKs, and client libraries while contributing to roadmap and API documentation.

Design, develop, and modernize software by translating legacy mainframe code (COBOL/ASM/JCL/Copybooks) into Java microservices. Support UI integration, relational and hierarchical databases, batch and real-time processing, CI/CD, cloud-native and ZT/ICAM integration, and use AI/ML tools to assist translation and optimization. Work supports pre-production, testing, and integration activities.

Develop and maintain Java Spring Boot microservices, write automated tests and API validations, debug and optimize performance, collaborate with architects, front-end developers and product owners, participate in Agile ceremonies, document designs, perform peer code reviews, and support deployments and release activities.

Design, develop, and maintain Java-based backend services using Spring/Spring Boot. Build RESTful APIs, write automated tests, use Git/Git Flow, Docker/Kubernetes, Kafka and SQL. Follow modern DevOps practices and collaborate cross-functionally to support payment/FinTech solutions.

Lead and mentor a team of Java/J2EE developers to enhance and maintain Internet/Intranet business applications. Provide design and implementation leadership using WebSphere and JBoss, refine Java/J2EE standards and testing, implement integrations and packaged solutions, and collaborate with technical staff and business stakeholders to gather requirements and resolve issues.

Lead design and development of low-latency, high-performance Java microservices for electronic equities trading. Implement complex trading logic, optimize performance, conduct design reviews, partner with product and quant teams, improve testing and CI/CD pipelines, and maintain monitoring, reconciliation, and recovery capabilities while ensuring regulatory and operational risk controls.