Top Senior Java Developer Jobs

Lead design, development, testing, and maintenance of enterprise Java microservices and front-end applications. Build APIs, CI/CD pipelines, and containerized deployments; troubleshoot production, ensure security/compliance, mentor junior developers, and collaborate within Agile teams.

Build and deliver backend enterprise web applications for Citi's Integrated Digital Assets Platform using Java/Spring and web3 technologies. Collaborate with distributed teams, follow best practices and design patterns, write technical documentation, resolve issues, and ensure scalability, reliability, and performance.

Design, build, and maintain secure, high-performance RESTful APIs and microservices using Java and Spring Boot. Collaborate with cross-functional teams, implement API security (OAuth2/JWT/OpenID Connect), optimize databases, integrate messaging systems, write unit/integration/API tests, participate in code reviews and architecture decisions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

The Sr Staff Software Engineer will drive technical strategy, design scalable systems, lead engineering activities, and mentor teams while managing platform improvements and integrations.

Lead and mentor development teams to design, build, and remediate Java/J2EE applications. Ensure best practices, participate in architecture reviews, implement CI/CD, integrate container orchestration (EKS), databases, and security controls while collaborating with business and IT partners.

Design, develop, and maintain enterprise-grade Java/Spring Boot backend services and responsive React front-ends. Own end-to-end lifecycle for cloud-native, microservices-based applications, collaborate in Agile teams, ensure performance, security, observability, and reliable deployments to major cloud providers.

Design, implement, and maintain deep Windchill customizations using Java and PTC APIs. Extend platform via services, listeners, and processors, perform client-side (JSP/HTML) customizations, support upgrades, optimize performance, troubleshoot issues, and mentor junior engineers while collaborating with cross-functional teams.

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.

Lead backend engineer responsible for designing, building, and operating cloud-native, event-driven services in AWS. Deliver high-quality, tested code, improve reliability and performance, contribute to observability, collaborate across product and infrastructure teams, and mentor peers while co-owning core services.

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.

Senior full-stack engineer responsible for designing, building and reviewing robust, scalable OTC derivatives solutions across the SDLC. Collaborate with product, business and support teams, lead technical strategy, mentor engineers, manage stakeholders, and ensure compliance, quality (TDD/clean code) and operational risk controls in a fast-paced environment.

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.

Senior full-stack developer responsible for designing, building, and modernizing incentive platform web applications using Java/Spring Boot and Angular. Develop cloud-native REST APIs on GCP (Cloud Run, Pub/Sub), manage SQL databases, ensure high availability and automated testing, participate in code reviews, and collaborate with product teams to deliver resilient, production-grade solutions.

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.

Design, develop, and maintain Java-based backend services (rating, eligibility, product data) on AWS. Convert high-level specs into detailed designs, write and test code, document design decisions, collaborate across teams, ensure performance, quality, security, and provide technical guidance for moderate-to-complex business solutions.

Design, develop, and maintain scalable Java/Kotlin microservices and high-throughput backend systems. Build and deploy cloud-native applications on AWS using Docker and Kubernetes, troubleshoot distributed systems, contribute to CI/CD and architecture, and collaborate across Agile teams to deliver mission-focused solutions.

Senior Java Developer on an agile team to design, develop, test, and deploy enterprise-grade Java/J2EE web applications. Ensure performance, security, scalability, maintain documentation, review requirements, propose solutions, and improve SDLC through TDD, CI/CD automation, code reviews, and collaboration with architects and stakeholders.

Design, develop, and maintain scalable, secure Java backend cloud services; collaborate with frontend and cross-functional teams; select cloud platforms (AWS/Azure/OCI); optimize performance, cost, and reliability; implement containerization, databases, messaging, and security; troubleshoot, participate in code reviews, and mentor junior engineers.

Design, develop, test, deploy and support large Java applications on Linux/UNIX (ksh). Own integrations, resolve complex issues, maintain SLAs, use Kubernetes, CI/CD (Harness/Jenkins), GitHub, monitoring/observability, and collaborate with product owners to deliver large projects.

Design, build, and maintain large-scale, cloud-native microservices and data pipelines for risk platforms. Write quality Java code, implement unit and automation tests, create CI/CD pipelines, perform refactoring, ensure availability, and collaborate across teams to improve scalability, reliability, and deployment automation.