Top Java Developer Jobs

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 enhance high-performance, low-latency Java and C++ trading platforms for electronic execution. Build messaging, market data, analytics, order management, resiliency, algorithmic trading, and smart order-routing systems. Collaborate with quantitative developers, researchers, product teams, and stakeholders while applying secure coding, unit testing, JVM tuning, risk management, and technical leadership.

Develop and maintain scalable full-stack applications using ReactJS, Java Spring Boot APIs, Microsoft SQL Server, and IIS. Build responsive front-end experiences, optimize backend services and database queries, and translate business requirements into technical solutions. Collaborate with product managers, QA, UX, DevOps, vendors, and engineering teams to deliver reliable, maintainable software supporting oncology pathways and clinical workflows.

Develop and maintain scalable full-stack applications using ReactJS and Java Spring Boot APIs. Build RESTful backend services, optimize Microsoft SQL Server queries and schemas, and ensure application performance, reliability, and data integrity. Translate business requirements into technical solutions, write maintainable code, and collaborate with product, QA, UX, DevOps, vendors, and engineering teams within an agile software development environment.

Develop and support scalable Java enterprise applications for NYC’s CITYTIME automated timekeeping system. Responsibilities include full lifecycle development, Java EE coding, API and database integration, testing, performance optimization, troubleshooting production issues, documentation, code reviews, and collaboration with analysts, architects, and cross-functional teams.

Develop and enhance full-stack commerce applications and web services using Java and Spring. Responsibilities include analyzing requirements, designing databases, APIs, services, and front-end applications, coordinating project work, collaborating with cross-functional teams, meeting performance SLAs, troubleshooting defects, conducting code reviews, and participating in Agile ceremonies. The role also involves supporting enterprise, website, sales, and customer-facing applications.

Lead the design, development, customization, and modernization of Guidewire Cloud applications across PolicyCenter, ClaimCenter, and BillingCenter. Develop Gosu and Java solutions, integrations, workflows, data models, and cloud upgrades. Manage SQL databases, enforce architecture standards, perform testing and performance tuning, and support application reliability. Mentor developers, collaborate with business stakeholders, translate requirements into technical designs, and contribute to Agile/Scrum ceremonies.

Design, build, and deploy production-grade Java and Python applications with observability integrated throughout. Standardize telemetry using OpenTelemetry, leverage BigPanda and Google Cloud Observability, and develop AI/ML-enabled predictive and self-healing operations. Define SRE metrics, troubleshoot complex systems, lead automation initiatives, and provide technical guidance across engineering teams.

Develop and implement financial products such as wallets, payment gateways, cash rebates, merchant management, and compliance systems. Build open APIs, collaborate with product managers, tune performance, troubleshoot online incidents, refactor systems, and write clean, maintainable Java code using engineering best practices.

Design, develop, and optimize scalable Java microservices and event-driven systems using Spring Boot, Kafka, Spring Cloud, Docker, and Kubernetes. Build resilient REST APIs, improve database performance, apply concurrency and multithreading expertise, profile production services, and lead code reviews. Collaborate with product managers, architects, and engineers to deliver reliable cloud-native backend platforms for global financial services.

Build and maintain Java and Kotlin JVM microservices for fixed-income portfolio management, analytics, reporting, trade sizing, exposure monitoring, order management, scenario analysis, compliance checks, and order submission. Design resilient REST APIs, relational database schemas, SQL queries, and migrations. Contribute to architecture, testing, operational stability, data analysis, secure AI-assisted development, CI/CD, and agile engineering practices.

Leads full-stack software engineering for ATM technology products, designing and developing secure Java and Spring Boot applications, APIs, microservices, and React interfaces. Builds cloud-native solutions using AWS, Kubernetes, Kafka, and PostgreSQL; performs performance tuning, troubleshooting, and real-time data processing. Reviews code, improves automation and application resiliency, guides architectural evaluations, and promotes responsible AI-assisted engineering practices. Collaborates within Agile teams and leads technical communities of practice.

Lead design, development, troubleshooting, and deployment of automation for virtualized clusters and Kubernetes or OpenShift lifecycle operations. Build scalable server-side services, automate provisioning and compliance workflows, improve operational stability, and manage distributed systems using workflow orchestration. Promote responsible AI-assisted engineering practices, establish validation standards, document technical decisions, and mentor engineers through design and code reviews.

Leads a team of software engineers in designing, developing, testing, and operating secure, resilient Java microservices. Oversees architecture, implementation, technical troubleshooting, and design documentation for event-driven systems using Kafka, Spring Boot, and cloud infrastructure. Promotes automation, responsible AI-assisted development, secure coding, continuous delivery, operational stability, and adoption of emerging technologies. Provides technical leadership across agile teams and evaluates architectural solutions with vendors and internal stakeholders.

Leads development of secure, scalable Java backend applications within an agile banking technology team. Designs, codes, tests, troubleshoots, and reviews production software while improving automation, resilience, and operational stability. Evaluates architectures and technologies, promotes software engineering best practices, and coaches teams on AI-assisted development, responsible AI use, cloud-native technologies, continuous delivery, and secure engineering workflows.

Leads the design, development, testing, and maintenance of full-stack applications using Java, Spring, React, databases, and APIs. Owns medium- to large-scale features through production, contributes to architecture, reviews code and designs, and improves observability, performance, reliability, and resiliency. Participates in incident response and root-cause analysis while mentoring engineers and collaborating across Product, Design, QA, and engineering teams.

Develop and maintain scalable Java and Spring Boot backend applications, microservices, and RESTful APIs. Responsibilities include database integration, code reviews, performance optimization, production troubleshooting, testing, CI/CD, cloud deployment, and collaboration with product, QA, and DevOps teams.

Design, develop, and maintain Java enterprise applications, scalable microservices, REST APIs, and modern Angular or React interfaces. Collaborate with stakeholders, participate in Agile ceremonies and code reviews, support production deployments, resolve issues, and contribute to high-performance technical solutions.

Leads full-stack software development for compliance, supervision, risk, and audit systems. Responsibilities include analyzing requirements, designing and developing Java-based solutions, testing, deployment, application support, technical problem-solving, system documentation, project coordination, and technology recommendations. The role requires financial services experience, relational database expertise, REST/SOAP knowledge, Agile SDLC understanding, and familiarity with Java, Spring, Spring Boot, Python, and Angular. Hybrid work requires three office days weekly, with occasional nonstandard shifts or on-call duties.

Designs, develops, tests, deploys, and supports scalable full-stack enterprise applications for Fidelity’s retirement platforms. Builds RESTful APIs and transactional systems using C#, .NET, and Java; develops cloud-neutral, containerized services; participates in architecture and code reviews; modernizes legacy systems; supports production releases; and mentors junior developers within Agile Scrum teams.

Build and maintain scalable Java backend services for internal platforms, integrating with Salesforce and other distributed systems. Design APIs, data flows, and event-driven architectures; write tested, maintainable code; troubleshoot complex integrations; and improve reliability, observability, performance, and CI/CD practices. Contribute to internal web applications and Salesforce development as needed. Collaborate with engineers, product managers, technical program managers, and business teams in an agile environment. This is a US-based remote role.

Designs, develops, integrates, tests, deploys, and maintains enterprise web applications using Java and Angular. Translates complex requirements into scalable solutions, develops APIs and database interfaces, supports the full software development lifecycle, and troubleshoots Linux-based applications. Participates in Agile/Scrum activities, automated CI/CD, DevOps practices, peer reviews, documentation, and stakeholder collaboration. The role supports an Intelligence Community customer and requires an active TS/SCI clearance with polygraph.

Develop and deploy Java-based analytic software supporting target discovery and mission analytics. Collaborate with analysts and stakeholders to translate mission needs into automated workflows, rapidly prototype solutions, evaluate and integrate analytic capabilities, and support software through testing, documentation, operational deployment, and sustainment. Work within approved cloud architectures and perform design reviews, configuration management, unit testing, integration testing, debugging, and performance evaluation.

Develop and maintain enterprise-grade full-stack applications and distributed systems. Responsibilities include designing Java and Spring Boot backends, REST APIs, microservices, React frontends, relational database solutions, cloud-native deployments, CI/CD pipelines, debugging, observability, and production support. The role collaborates with product, architecture, DevOps, and engineering teams in an Agile environment, with preferred experience in event-driven architectures, Docker, Kubernetes, distributed systems, and automated testing.

Develop, test, deploy, and maintain enterprise Java applications using Spring and related technologies. Conduct code reviews, optimize application performance, contribute to architecture and project planning, and mentor developers. Collaborate across development teams to maintain consistent processes and deliver projects on time. The role requires extensive full-stack Java experience, REST and microservices expertise, database and version-control knowledge, and familiarity with CI/CD, caching, service discovery, and Agile methodologies.