Top Senior Java Developer Jobs in Austin, TX

Build scalable, API-first platform capabilities through manifest-driven development. Develop Java and Kotlin backend services and Python workers for third-party integrations, collaborate across engineering teams, participate in architecture reviews, and troubleshoot production systems using logs, metrics, and traces. The role requires expertise in highly scalable systems, object-oriented design, REST services, relational databases, responsive messaging, caching, and software quality practices.

Leads development and architecture of scalable Java software for NinjaOne’s endpoint management platform. Designs high-availability systems, addresses large-scale datastore performance and data-volume challenges, contributes to APIs and platform improvements, drives quality practices, owns technical initiatives, collaborates cross-functionally, and mentors junior engineers.

Design and implement scalable backup software for endpoints, servers, and cloud applications. Develop Java and Kotlin services, optimize databases and queries, debug production systems, and resolve distributed-system performance issues. Contribute code, reviews, architecture discussions, documentation, and cross-team reliability initiatives. Mentor engineers and help deliver resilient products operating at large scale.

Lead development and architecture of highly scalable Java services supporting NinjaOne’s third-party patching catalog. Design high-availability systems, solve complex scalability and system-design challenges, improve quality and performance, collaborate cross-functionally, mentor engineers, and own technical initiatives. The role requires expertise in Java, RESTful APIs, Spring, relational databases, caching, asynchronous application design, and large-scale cloud systems.

Develop and architect scalable Java software for NinjaOne’s endpoint management platform. The role involves building high-availability services, leading technical initiatives, making architectural decisions, improving quality practices, collaborating cross-functionally, mentoring engineers, and addressing scalability, performance, and technical debt challenges.

Lead development of scalable Java software for endpoint management and IT operations. Design high-availability systems, influence architecture, solve complex scalability challenges, improve quality practices, collaborate cross-functionally, mentor engineers, and own technical initiatives supporting millions of endpoints and servers.

Develop and scale backend patch-management software using Java and Kotlin for millions of endpoints. Implement enterprise software, design scalable systems, build REST services, work with relational databases and caching systems, and uphold rigorous testing and quality standards. Collaborate with AI workflow, server, platform, design, and product teams. React or Angular experience may support occasional frontend work.

Design and develop scalable, highly available software systems for NinjaOne’s IT Operations platform. Build Java and Kotlin applications, implement enterprise design patterns, optimize systems serving millions of endpoints, and contribute production code. Responsibilities include REST service development, relational database work, client-server messaging, caching, scalability improvements, and quality testing. The role collaborates with engineers to deliver reliable cloud services supporting worldwide operations.

Design and develop scalable, high-availability software for NinjaOne’s endpoint management platform. Build Java and Kotlin applications, implement enterprise design patterns, optimize systems operating at massive scale, and contribute reliable code to production products. Responsibilities include API and REST service development, relational database design, client-server development, caching systems, quality testing, and solving scalability challenges across cloud services supporting millions of endpoints.

Design and develop scalable, high-availability software for NinjaOne’s IT Operations products. Build and improve Java and Kotlin applications, implement design patterns, solve enterprise-scale challenges, optimize data structures and databases, develop REST services, and contribute to client-server systems supporting millions of endpoints. Collaborate with engineers to maintain high-quality testing and reliable product delivery.

Own and lead backend engineering initiatives for financial platforms, designing scalable Java and Ruby distributed services, Kafka data streams, PostgreSQL databases, AI-enabled features, and React components. The role includes production operations, observability, testing, and collaboration with product, architecture, and engineering teams to deliver resilient software.

Design, develop, deploy, and maintain enterprise-grade full-stack applications and distributed systems. Build Java and Spring Boot backend services, REST APIs, microservices, React front ends, and cloud-native solutions. Collaborate with product, architecture, DevOps, and engineering teams in an Agile environment. Manage databases, CI/CD workflows, observability, troubleshooting, and production operations while delivering secure, scalable, and performant software.

Develop and maintain scalable Java and Spring Boot backend applications and REST APIs. Optimize CPU, memory, and overall application performance; identify bottlenecks; resolve production issues; and contribute to architecture, code reviews, reliability, and scalability. The role also involves Node.js or Python FastAPI services, cross-functional collaboration, and potential work with GraphQL, generative AI, cloud platforms, containers, CI/CD, and monitoring tools.

Designs, develops, tests, documents, and operates large-scale distributed software products for Allstate’s Enterprise Payments organization. Responsibilities include building Java and Spring Boot REST APIs, designing microservices, collaborating on system architecture, practicing paired programming and test-driven development, establishing CI/CD pipelines, improving performance, securing APIs, supporting production applications, and contributing to Agile planning, retrospectives, and knowledge sharing.

Develop Java applications using JSP, Struts 2, and MVC. Build or maintain reporting solutions with JasperReports or SSRS, and support applications running on Linux servers with load balancers, JBoss, Apache, and WildFly.

Lead design and delivery of scalable, resilient distributed systems. Act as technical authority across teams, mentor engineers, drive architecture and CI/CD best practices, troubleshoot production issues, optimize performance, and enhance observability while writing production-grade Java.

Develop and maintain secure, scalable full-stack applications using Java and React. Build RESTful APIs, microservices, responsive interfaces, and cloud-native solutions. Collaborate with UX, cloud, DevOps, and testing teams; support CI/CD, cloud deployments, code reviews, troubleshooting, Agile ceremonies, change management, regression testing, and production releases.

Diagnose and resolve complex production issues in a Java court case management platform. Responsibilities include debugging backend services, databases, ESB integrations, XML/XSLT transformations, JMS messaging, SOAP/REST services, and third-party e-filing systems. The engineer will collaborate on issue triage, document root-cause analyses, participate in code reviews, support legacy modernization toward Spring MVC and modern front-end frameworks, and maintain production system reliability.

Develop and maintain Java applications, RESTful services, and Angular frontends using Spring Boot and NgRx. Deploy applications to cloud platforms, practice TDD, manage CI/CD with Jenkins, and work with Oracle and PostgreSQL databases. Participate in agile processes, collaborate with cross-functional teams, mentor engineers, and independently lead technical initiatives and feature delivery.

Develop and maintain Java/J2EE applications using Spring, JBoss EAP, DB2, HTML5, and unit testing frameworks. The role requires experience with Eclipse or JBoss Developer Studio and prefers familiarity with Thymeleaf, Ant, Maven, Gradle, CVS, and Texas workforce and unemployment insurance systems.

Develop and test Java-based web applications using J2EE, JavaScript, JSP, Struts, portlets, WebSphere, SQL, DB2, web services, LDAP, XML, and Active Directory. Perform QA testing for high-volume web applications and support related Health and Human Services programs.

Develop Java applications and systems using Unix, WebSphere, JSF, Oracle or Sybase, Hibernate, Informatica, and Perl. Responsibilities include system design, validating requirements, creating application builds, version control, web services development, GUI development, rigorous testing, unit testing, Section 508 compliance, and customer support. The role also provides after-hours support and requires experience in state or federal government environments as a preferred qualification.

Develop RESTful front-end applications using HTML, CSS, JavaScript, JSON, jQuery, and front-end frameworks. The role requires building functional applications rather than static web pages and may involve UI/UX work. Backbone experience is a bonus.

Develop, enhance, and maintain enterprise Java/J2EE applications across all SDLC phases. Build portal, workflow, business process, web services, and mobile applications using WebSphere, Spring, Hibernate, Oracle, and related technologies. Apply object-oriented design, architecture, scalability, performance, integration, and testing best practices. The role requires extensive WebSphere Portal or BPM/ODM experience, database and web services development, and strong communication skills.

Develop Java applications using object-oriented programming, Spring, JPA/Hibernate, REST, web services, UNIX/Linux, and SOA. Build and maintain high-quality software, write unit tests and test automation, work with ESBs, message queues, and business rules engines, and collaborate with peers to meet project timelines. The role requires adaptability, accountability, strong communication, analytical skills, and the ability to learn new technologies.