Top Senior Java Developer Jobs in Phoenix, AZ

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.

Designs and develops complex applications, authors technical specs, mentors junior developers, implements UI and backend code, unit tests and debugs, ensures quality/security/compliance, and produces technical documentation.

Senior Java developer with strong J2EE expertise (8+ years). Work on distributed systems, designing messaging and clustering solutions. Employer will provide initial training on Big Data and Hadoop.

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.

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.

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.

Design and implement Hadoop/Java solutions: build MapReduce jobs to ingest and query large HBase datasets, develop REST APIs (JSON) using J2EE/Spring MVC on JBoss, preprocess data with Unix shell scripts, manage Linux distributed systems, and troubleshoot integration with components like ActiveMQ, Pig, and Hive.

Develop and maintain enterprise Java/J2EE applications using EJB, Spring/Struts, JAX-WS/JAX-RS and SOA patterns. Build and deploy on WebSphere/WebLogic, use Maven/Jenkins for CI, collaborate on requirements, create tests (Selenium, SoapUI), and write technical documentation. Work with SQL Server, Oracle, MySQL and integrate with ESB tools.

Onsite contract Senior Java Developer in Phoenix. Requires 5+ years programming and analysis experience, including 5+ years Java and 3+ years using Spring and Camel. Candidate must be authorized to work in the U.S. and clear a background check prior to assignment.

Onsite senior Java developer responsible for designing, developing, and integrating Java/J2EE applications using EJB, web services (SOAP/REST), Spring/Struts, and SOA patterns. Work includes CI/CD (Maven/Jenkins), application server deployment (WebSphere/WebLogic), database interaction (Oracle/SQL Server/MySQL), QA tooling (Selenium, SoapUI, QTP), and translating requirements into functional and test scenarios within Agile/Waterfall environments.

Senior Java developer to design, develop, and maintain web applications using Java and Spring (MVC). Responsibilities include applying design patterns, configuring Tomcat, using build tools (Ant/Maven/Gradle), writing unit and functional tests (Selenium), managing version control/branching, working with Oracle SQL/PL/SQL and ORMs (iBatis/myBatis, Hibernate), handling Java concurrency, front-end work (JSP/JSTL, HTML/CSS/JS/jQuery), participating in Scrum, code reviews, and collaborating with a team onsite in Phoenix.

Design and implement Hadoop/HBase solutions and MapReduce jobs to process and import large unstructured datasets. Develop Java/J2EE (Spring MVC) REST APIs to query HBase, perform Unix shell preprocessing, manage distributed Linux systems, and troubleshoot middleware (JBoss, ActiveMQ).

Lead development and delivery of Java/J2EE web applications, guide mid/junior engineers, design component and data architectures, manage integrations, oversee testing/build/release, support Microsoft server clustered environments, and research/incorporate emerging technologies.

Lead full lifecycle Java/J2EE application development, design component/data architecture, guide development teams, integrate systems, research emerging technologies, and support deployment, build/release, and maintenance activities.

Develop and maintain Java/J2EE applications using Spring MVC. Build REST APIs to retrieve and import large HBase datasets on Hadoop, design MapReduce jobs, preprocess unstructured data with Unix shell scripting, manage Linux/distributed systems, and troubleshoot integrations (HBase, Pig, Hive, ActiveMQ).

Develop and maintain Java-based web services and applications using Core Java and the JEE stack. Design, implement, and support RESTful APIs and integrate with Spring, Hibernate, JMS and build with Maven. Collaborate with team to deliver production-ready software.

Develop and maintain Java/JEE applications with strong RESTful web services expertise. Work with Core Java and frameworks including Spring, Hibernate, JMS, and Maven. Requires 5–7 years Java experience and U.S. work authorization.

Design and build Java-based integrations using MuleSoft, Apache Camel or Spring Integration. Develop web services (XML, SOAP, REST, XSLT), create requirement specifications from architecture/design, work with cloud APIs, coordinate projects, and travel for consulting engagements.

Lead architecture and delivery of large-scale Java microservices. Define standards, mentor teams, design RESTful and event-driven systems, ensure scalability, resiliency, CI/CD, observability, and data governance while collaborating with stakeholders and managing technical risk.

Lead architecture and delivery of Java-based microservices, define standards, mentor engineers, collaborate with stakeholders on technology roadmap, ensure scalability, resilience, monitoring, CI/CD, and data governance for large-scale production systems.

Reverse-engineer TIBCO BW/MFT processes to extract business logic, then design and implement a modular Java/Spring Boot microservices replacement. Migrate protocols to Kafka/RabbitMQ/REST, translate XML transformations, ensure data persistence and consistency, and validate performance to meet existing SLAs.

Analyze legacy TIBCO BusinessWorks/MFT processes to extract business logic, design and build a decoupled Java/Spring Boot microservices platform, migrate protocols to Kafka/RabbitMQ/REST, translate XML-heavy transformations to modern formats, and validate performance and SLAs to match legacy throughput.

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.