Top Senior Java Developer Jobs

Develop and productize a mission-focused software suite for broader DoD deployment. Responsibilities include removing customer-specific dependencies, abstracting configurations, developing authorization and key-management interfaces, supporting client, Portal, Proxy, encryption, and OpenBao services, and applying software development, testing, planning, and defect-resolution best practices.

Design, build, and maintain scalable J2EE business applications. Implement features, fix bugs, participate in code reviews, automate tests, optimize performance, and produce documentation.

Senior backend engineer to own platform components, design and implement high-availability RESTful services, security architecture, data management, analytics pipelines, logging/monitoring, and collaborate on architecture, integration, code review, testing, and production deployments.

Design, implement, test, and deliver scalable server-side Java services for a Highly Autonomous Driving map platform. Participate across the Agile lifecycle, work with big-data processing (Hadoop/MapReduce), and deploy to cloud environments using AWS, Docker, and Puppet.

Design and develop SOA-based Java web applications and web services. Build reusable components and architectures using Java EE, Spring, Apache CXF, JAXB, JMS, and EJB on WebLogic. Perform OO analysis and design with UML, tune JEE application tiers, and work with SQL and stored procedures. Drive improvements to development processes and tools.

Senior Java developer responsible for building front-end features with Ember.js and core web technologies, and server-side services using Java, Spring, and Dropwizard microservices. Work includes MongoDB-backed development, TDD with JUnit/Mockito/Chai, Git-based workflows, and Agile processes. Familiarity with related frontend frameworks, RDMS, and server tools expected.

The Senior Software Engineer will develop rich media applications using Java and Spring, focusing on REST services and Google Cloud. Experience in object-oriented design, iOS/Android support, and high-performance internet applications is required.

Build and enhance Citi's Integrated Digital Assets Platform backend. Collaborate on blockchain-based web applications, deliver functional scope, apply enterprise and web3 design patterns, maintain documentation, support solution engineering, and follow best practices for reliability, scalability, and performance in a distributed Agile team.

Lead backend Java development and architecture for enterprise applications. Design and deliver scalable, resilient microservices and APIs, mentor developers, lead technical decisions, support production incidents, and implement CI/CD and cloud-native solutions on AWS.

Develop, maintain, and integrate Java/J2EE modules for a DoD enterprise Military Housing system. Participate in Agile development, gather DoD requirements, perform debugging, code reviews, testing, CI/CD integration, and provide operational support while ensuring secure coding and DoD compliance.

Design, develop, and maintain scalable Java-based applications, APIs, and services using cloud-native technologies. Collaborate with Product, UX, QA, and engineering teams to translate requirements into maintainable solutions, contribute to architecture, optimize performance, troubleshoot production issues, and ensure quality through testing and code reviews. Mentor junior engineers and support continuous improvements in engineering practices.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.

Design, develop, and maintain secure, scalable APIs and backend services for digital payment experiences. Collaborate with product, UX, and engineering teams to translate requirements into microservices-based solutions; drive architecture, code quality, CI/CD, observability, and operational excellence; mentor engineers and stay current on emerging technologies to improve platforms and customer experiences.

Design, develop, test, and maintain scalable Java applications for government and enterprise systems. Build and integrate APIs, support CI/CD deployments, ensure security/compliance, contribute to architecture and documentation, troubleshoot production issues, and collaborate with cross-functional teams.

Design and develop web components, drive innovation in digital channels, analyze and modify software, mentor teams, and ensure code quality.

Design, develop, and extend Java-based preprocessing and integration components to migrate pre-publication records from legacy SharePoint into the FEITH Records Management System. Configure and integrate the FEITH SharePoint Connector, troubleshoot ingestion issues, perform one-time and ongoing data ingestions, create technical documentation, and support user onboarding and rollout.

Design and implement backend APIs with Java/Spring Boot and responsive UIs with React/TypeScript. Build normalized PostgreSQL schemas, support data migration, manage CI/CD and deployments, ensure accessibility and security compliance, and participate in all SDLC phases within an Agile team.

Design, build, and maintain scalable enterprise full-stack applications using Java, Spring Boot, microservices, and modern front-end frameworks. Implement cloud-based solutions on AWS, contribute to CI/CD and DevOps automation, optimize performance and security, and integrate AI-driven capabilities using Python and orchestration tools like LangChain and LangGraph.

Plan and execute upgrades and modernization of enterprise Java applications in secure government environments. Develop and maintain Java/Python components on Windows VMware, migrate and optimize Apache Solr indexes with Zookeeper, manage Tomcat, integrate with Oracle 19c and SAP BI, use Apache Directory Studio, apply secure coding practices, collaborate with security/infrastructure/business teams, document designs and procedures, and participate in code reviews.

The Senior Java Developer leads application solution development, enhances systems, performs coding/testing, and collaborates with architects while ensuring quality through documentation and reviews.

Lead design, development, testing, deployment and support of cloud-native Java microservices and APIs. Build event-driven data pipelines using Kafka, work with AWS EKS/ECR/EC2/Beanstalk, implement CI/CD and containerization, collaborate in Agile teams, and drive technical alignment and innovation across IB Tech & CRM/Analytics.

Resolve production issues quickly, diagnose root causes, fix defects, design and unit-test enhancements, produce technical analysis and documentation, and collaborate with developers, testers, and analysts on releases and team initiatives.

Lead design, development, testing, integration and deployment of Java/J2EE applications. Produce technical artifacts, mentor team members, enforce standards, estimate work, and drive release and implementation activities to ensure high-quality delivery.

Full Stack Developer responsible for front-end and back-end development of SPA and microservices. Build RESTful services and UI using React/Redux, Vue/Angular, Node.js, Java, and PostgreSQL on AWS within agile short-sprint teams. Deliver scalable microservices and apply best practices for single-page architectures.

Design, develop, test, and maintain Java-based microservices and satellite ground system software. Collaborate in Agile teams, apply DevSecOps and CI/CD, use AWS and containerization, troubleshoot and modernize multi-tiered systems, and deliver high-quality software.