Top Java Developer Jobs

Develop and maintain backend microservices, APIs, and an OpenFGA wrapper service for enterprise AI operations. Build cloud-native, event-driven systems on AWS, write unit/integration tests, debug defects, support CI/CD improvements, participate in code reviews, and assist onboarding and documentation.

Designs, develops, tests, documents, and maintains web-based applications throughout the full software development lifecycle. Builds J2EE web applications, Java client/server solutions, database systems, and web interfaces based on business requirements. Collaborates on requirements gathering and analysis while producing software design and engineering documentation. Works independently or collaboratively to deliver high-quality solutions under tight deadlines.

Develop and deploy high-performance, highly available Java server-side applications and evolve existing systems into large-scale service architectures. Responsibilities include object-oriented design, distributed computing with Hadoop, Spark, and Akka, unit testing, debugging, integration, networking and security implementation, and participation in agile CI/CD and DevOps practices.

Develop production-ready full-stack applications using Java, Java EE, RESTful microservices, Oracle, Angular, TypeScript, and Node.js. Leverage AI coding assistants such as GitHub Copilot for code generation, debugging, optimization, and prompt-driven development. Validate AI-generated code for accuracy, performance, and security, while applying JVM performance profiling and strong analytical problem-solving skills. The role requires working onsite four days per week in Lansing, Michigan, with no remote option.

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.

Lead and deliver cloud-native, microservices-based applications using Java and related technologies. Drive adoption of enterprise AI-assisted engineering practices, design scalable secure solutions, write and review production code, automate recurring issues, mentor teams, and promote modern engineering patterns and resiliency across the organization.

Join the US Bank Accounts team to design, build, and scale banking products. Own end-to-end projects, implement high-quality APIs and tooling, improve platform robustness, and collaborate across teams to deliver production services that handle large-scale distributed workloads.

Lead architecture and technical strategy for mission-critical, cloud-native payment applications. Mentor engineers, design high-performance Java backends, APIs (REST/gRPC), multi-region resilient systems, promote Kubernetes and cloud platforms, enforce engineering standards, and drive adoption of AI-assisted engineering practices and SDLC automation.

Lead development of an AI-first developer portal and AI-enabled support experiences, design secure external API platforms and integrations, establish engineering standards for AI/automation, remain hands-on with critical coding and architecture, drive cross-functional delivery, and coach/mentor engineering talent.

Lead development of secure, scalable Java/Spring Boot applications on AWS; design architectures, produce artifacts, write and review code, enable CI/CD and monitoring, drive AI-assisted engineering practices, and improve operational stability.

Designs, develops, and delivers secure, scalable Java full‑stack applications on cloud platforms. Implements microservices and REST APIs, writes high‑quality production code and tests, troubleshoots complex issues, creates architecture artifacts, analyzes large datasets for improvements, and leverages enterprise AI-assisted coding tools while maintaining secure, resilient practices and contributing to engineering communities.

Develop and maintain scalable Java backend services for PlayStation Network and related digital platforms. Design REST APIs, microservices, and event-driven systems; write automated tests; work with relational and NoSQL databases; and support AWS, containerized, Kubernetes-based applications. Collaborate across engineering, product, QA, security, and operations teams while contributing to CI/CD, observability, secure development, production troubleshooting, legacy modernization, code reviews, and technical documentation.

Design and develop Java microservices, REST APIs, ingestion pipelines, reconciliation workflows, and JasperReports solutions. Write SQL for data validation and reporting, integrate with legacy Datacom/CICS systems, and perform unit, integration, API, batch, and end-to-end testing. Troubleshoot application and data issues, support UAT and defect triage, modernize PACER reporting, and collaborate with stakeholders, vendors, business users, and cross-functional teams.

Design, build, and maintain high-volume Java/J2EE microservices and RESTful APIs using Spring Boot. Implement cloud-native, 12‑Factor services, integrate messaging (Kafka/MQ/ESB), tune SQL/NoSQL databases, contribute to CI/CD and DevSecOps, troubleshoot production systems, and collaborate with product and engineering teams in Agile/Scrum.

Design, develop, modernize, test, deploy, and sustain mission-critical enterprise Java applications across AWS, Azure, Cloud One, and DISA environments. Build web applications, APIs, integrations, database solutions, and CI/CD pipelines; troubleshoot complex production issues; optimize performance; support DevSecOps, cloud migration, application security, Agile delivery, documentation, and peer reviews. Collaborate with cross-functional stakeholders to deliver secure, scalable, high-performing systems.

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.

Design, build, and operate Java backend services, REST APIs, compliance capabilities, and analytics products. Develop blockchain data pipelines, model relational and NoSQL data, optimize queries, and improve production reliability, observability, and performance. Translate regulatory requirements into technical solutions while collaborating with compliance and product specialists. The role may also involve AWS infrastructure, Kafka, crypto integrations, and AI-assisted development tools.

Lead a global agile scrum team to design, build, and operate scalable, secure microservice-based applications. Integrate AI (Claude Code) into development and delivery, drive architecture and technical decisions, mentor engineers, enforce AI-assisted engineering governance, and ensure production quality, stability, and automation across the SDLC.

Lead and contribute to full-stack Java/React development, design secure high-quality production code, drive adoption of AI-assisted engineering, improve automation and operational stability, evaluate vendor architectures, and lead engineering communities of practice while promoting resilient, secure CI/CD practices.

Lead full‑stack development and architecture for machine learning–enabled digital assistant products. Design and deliver Java/Spring backend services and React frontends, drive CI/CD and infrastructure automation, implement monitoring and resiliency, lead technical reviews, collaborate with product/design/ML partners, and evaluate third‑party integrations to meet security, scalability, and business objectives.

Lead and deliver secure, scalable Java/Spring applications on AWS; design, develop, troubleshoot, and improve operational stability. Drive adoption of AI-assisted engineering, review code, automate remediation, and evaluate vendor/architectural solutions.

Lead and mentor a software engineering team to design, build, and operate secure, scalable cloud-native applications using Java and Python. Drive architecture reviews, CI/CD automation, observability, AI-assisted engineering practices, and data governance while ensuring operational stability and compliance.

Lead full‑stack development of scalable, secure services and UI using Java, Python, and React. Build AI/agentic capabilities with Smart SDK, design data/search solutions (PostgreSQL, OpenSearch), drive cloud-native engineering on AWS with Terraform, improve SDLC via AI-assisted tooling, mentor engineers, and deliver operational reliability.

Lead software engineer responsible for designing, developing, and delivering secure, scalable Java/Spring Boot/React applications. Drives CI/CD, automation, operational stability, vendor evaluations, and engineering communities of practice.

Lead and mentor engineers to design, build, and optimize Databricks/Spark ETL pipelines and AWS-based data lake/warehouse solutions. Drive observability, automation, resiliency, performance tuning, and reusable data engineering patterns across teams.