Top Senior Java Developer Jobs in Omaha, NE

Design and implement Java-based web applications and services using JSP/Servlets, Spring, and SOAP. Build object models, write SQL and work with DBMS and application servers. Collaborate across teams and ensure maintainable, implementable solutions.

Design, build, and maintain efficient, reusable Java backend systems; translate business requirements into applications; optimize performance and stability; review and test code for quality and security; identify and fix bottlenecks and bugs; maintain code quality and system responsiveness.

Develop and maintain enterprise applications using Java 8, J2EE, Spring Boot and REST APIs. Design and optimize SQL/Oracle queries. Collaborate with UI/UX to implement user interfaces (prefer Angular 8). Integrate systems using JMS, Kafka, and GIS. Conduct code reviews, mentor junior developers, and participate in Agile development to ensure code quality and deliverables.

Design, develop, test, deploy, and maintain enterprise Java applications for USPS. Build RESTful APIs with Spring, translate requirements into architecture, implement CI/CD/DevSecOps, integrate relational databases, troubleshoot complex issues, and collaborate with cross-functional Agile teams to deliver high-quality software solutions.

Senior Java/J2EE developer responsible for hands-on Java and front-end (HTML/CSS/JavaScript) coding, SQL work, and retail SCM domain tasks (WMS, inventory, order management). Coordinate offshore/onshore teams, support data migration/staging, work with business users to define requirements and roadmaps, and deliver projects using Agile and Waterfall approaches. Contract-to-hire, strong communication required.

Senior hands-on Java/J2EE developer responsible for coding, complex SQL development, and front-end work (JavaScript/HTML/CSS). Must have deep Retail SCM knowledge (WMS, inventory, order management), experience with data migration/staging, work with business users to define requirements and roadmaps, deliver use-case driven solutions, follow Agile/Waterfall, and coordinate offshore-onshore teams. 6-month contract-to-hire.

Experienced Senior Java/J2EE developer (10+ years) responsible for hands-on coding, complex SQL development, front-end work with JavaScript/HTML/CSS, and retail SCM domain expertise (WMS, inventory, order management). Coordinates offshore/onshore teams, supports data migration/staging, works with business users to define requirements and roadmaps, and delivers projects using Agile and Waterfall methodologies.

Develop and lead Java/J2EE front-end applications using Spring, Hibernate and AngularJS; build and consume SOAP/REST services; participate in SDLC and project lifecycle tasks, lead/mentor a team, collaborate with offshore teams, perform estimations/resource management, and support credit card/payments projects as needed.

Design, develop, test, and deploy full-stack Java applications (backend Java/Spring Boot, frontend React/Angular, PostgreSQL). Lead architecture decisions, mentor developers, perform code reviews, troubleshoot issues, implement testing strategies (JUnit, Cypress, Playwright), collaborate with product/QA/DevOps in Agile, and support VA mission-critical initiatives while meeting security and clearance requirements.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

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.

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.

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, implement, test, and maintain scalable Java/J2EE microservices using Spring technologies. Collaborate with architects, follow SDLC, perform unit/system testing, troubleshoot distributed cloud applications, and work in Agile teams to meet enterprise performance and security standards.

The Senior Full Stack Java Developer will design and maintain enterprise applications using Java and modern front-end technologies while collaborating in Agile teams and mentoring junior developers.

Develop and operate Java Spring Boot microservices, deploy and manage services on Kubernetes, perform JVM profiling and heap analysis, load test, diagnose memory leaks, OOMs and P99 latency spikes, remediate security vulnerabilities, and maintain GitHub-based CI/CD and branching workflows.

As a Senior Software Engineer, you will maintain and develop data connectors, enhance data integrations, and improve developer experience within the ClickHouse data ecosystem.

Join a small team to design and deliver high-quality, low-maintenance Java applications. Coach client teams on modern development practices, apply test-driven development, and pursue ongoing professional growth through training and mentorship.

The Senior Java Developer will design, develop, and implement custom software solutions in Agile teams, mentor juniors, and ensure product quality.

Architect, implement, and optimize live and on-demand streaming pipelines in Wowza. Design scalable transcoding and packaging workflows, debug performance issues, integrate native code via JNI, and serve as a streaming subject-matter expert across cross-functional projects.

Optimize and scale blockchain node performance, design and implement core system plugins, collaborate with cross-functional teams, conduct performance testing and debugging, and stay current on blockchain and distributed systems technologies to maintain reliable infrastructure.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with the team to apply best practices and stay current with blockchain trends.

Join an agile team to design, develop, test, and deploy enterprise web applications. Build high-quality Java/J2EE solutions, maintain system docs, implement RESTful services, improve SDLC practices (TDD, CI/CD, static analysis), and collaborate with architects, developers, and stakeholders. Perl experience required.

The Senior Software Engineer will develop and maintain big data applications, focusing on distributed computing, automation, and collaboration with teams to enhance healthcare solutions.

As a Senior Software Engineer, you will build cloud solutions, define migration strategies, mentor junior engineers, and ensure architectural integrity while collaborating with peers.