Top Senior Java Developer Jobs in Minneapolis, MN

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.

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.

Develop and implement scalable e-commerce system components per solution architecture. Collaborate with product, operations, and architecture teams, participate in sprint planning, produce documentation, create/modify tests and test harnesses, and assist in triaging production and non-production issues.

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.

Design and build scalable full-stack Java applications, develop complex features, lead/mentor teams, perform code reviews, follow Agile practices, and tune application and database performance. Use Oracle, GitHub, observability tools, and REST/SOAP services with AngularJS front-end and strong SQL skills.

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.

The Java Developer will design and implement web applications using Java 8, Spring, and various database technologies, ensuring adherence to best practices and project management processes.

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.

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.

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.

Build and maintain backend services and REST APIs using Java (11/17+) and .NET (ASP.NET Core). Implement business logic, data access, and integrations; write well-tested code with JUnit/xUnit/NUnit; contribute to CI/CD and DevOps; participate in design, code reviews, and Agile ceremonies.

Design, build, and improve Elasticsearch distributed-systems components for scalable, concurrent, and consistent indexing. Maintain cluster coordination for performance and resilience, push system scale limits, investigate performance and concurrency issues, support operations/support engineers, and lead projects involving multiple engineers from design through delivery.

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.

The Java Developer will work on a long-term project requiring 5+ years of IBM iLog and Core Java experience, strong SQL skills, and Agile methodology knowledge.

Seeking a Java/MarkLogic developer with over 7 years of application development experience, strong Java and database expertise, and proven skills in MarkLogic and web services.

The job requires a Senior Developer with 7-12 years of experience in Java technologies, particularly in Spring and Hibernate, to develop and design REST web services and work within agile frameworks.

Hybrid role split ~50/50 between hands-on cloud-native Java microservices development and Scrum Master duties. Design, build, test, deploy, and maintain production services; facilitate Agile ceremonies, remove impediments, mentor engineers, coordinate releases, and support operational troubleshooting for safety-critical FAA modernization programs. US citizenship and Public Trust eligibility required.

Design, develop, test, operate and maintain cloud-native, microservices-based applications. Write production-ready code, perform code reviews, ensure security/compliance, improve reliability, and collaborate across teams using DevOps practices.

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.

Senior Java Software Engineer to design, code, test, deploy and support internal CCT applications within an Agile team. Provide technical leadership, build web services (REST/SOAP), develop frontend components (HTML5/CSS/JSON/jQuery/React), optimize Oracle/SQL Server databases, work with Spring/Hibernate and middleware/cloud platforms (Tomcat, WebLogic, OpenShift, Azure), support test automation, mentor colleagues, and resolve technical blockers to deliver maintainable, high-quality software.

Design, implement, test, and maintain full‑stack features and services for the Cayuse Research Platform. Drive architecture, prototypes, and technical debt reduction while practicing TDD, expanding automated QA, collaborating cross‑functionally, and ensuring high quality delivery in an Agile environment.

Lead Software Engineer responsible for designing, developing, testing, and maintaining a distributed processing application using Python and Java. Collaborate with product owners, data coaches, analysts, DBAs, and Agile teams to meet backend/frontend requirements, implement cloud and big-data solutions (Spark/Hadoop), and ensure program standards and reliable delivery.

Develop, test, and maintain a complex distributed processing application using Python and Java. Collaborate with product owners, data coaches, analysts, DBAs, and Agile teams to meet backend/frontend requirements. Work with distributed workloads (Spark/Hadoop), SQL/Snowflake, AWS, shell scripting, and job scheduling/process automation. Support delivery under Agile/SAFe practices and ensure alignment with program standards.

Design, develop, and maintain web-based UI and REST middleware for federal health IT systems. Participate in Agile/SAFe ceremonies, write design documents, implement features, resolve bugs, and support CI/CD pipelines while collaborating with product, QA, and stakeholders.