Top Java Full-Stack Engineer Jobs in NYC, NY

Build and lead distributed microservices and full-stack systems using Java, cloud platforms, databases, containers, and CI/CD. Lead technology projects and developers, provide technical direction across Agile teams, define service architectures, improve performance, reduce technical debt, establish engineering standards, mentor engineers, and evaluate emerging technologies. Collaborate with product managers and architects to deliver secure, scalable enterprise platforms and regulatory solutions.

Leads software engineering projects and developers building large-scale, distributed, cloud-native systems. Designs and implements full-stack solutions using Java, Spring Boot, AWS, microservices, databases, containers, and CI/CD. Provides technical leadership, shapes architecture and platform roadmaps, establishes engineering standards, mentors engineers, improves system reliability and performance, and partners with product and architecture leaders on enterprise technology initiatives.

Build and lead full-stack software engineering projects using cloud platforms, distributed microservices, APIs, databases, and modern front-end technologies. Provide technical leadership across Agile teams, mentor engineers, establish coding standards, partner with architects and product managers, improve system performance, reduce technical debt, and evaluate emerging technologies. The role focuses on delivering secure, scalable enterprise platforms and regulatory solutions in a cloud-based environment.

Leads full-stack engineering projects and developer teams building cloud-based, distributed microservices and customer-facing systems. Responsibilities include defining service boundaries, developing APIs and reusable frameworks, applying AWS and modern programming technologies, improving performance, reducing technical debt, setting engineering standards, mentoring engineers, and guiding Agile teams. The role also influences technology strategy, promotes operational excellence, and leverages emerging AI tooling and observability practices.

Lead full-stack engineering initiatives and development teams building cloud-based, distributed microservices and financial technology solutions. Design service boundaries, APIs, frameworks, and scalable systems using Java, cloud platforms, databases, containers, and modern front-end technologies. Establish engineering standards, improve system performance, reduce technical debt, mentor engineers, evaluate emerging technologies, and influence long-term technology strategy across Agile teams.

Build and lead development of Capital One Travel’s unified checkout and My Trips platform. Design scalable full-stack applications, distributed microservices, APIs, cloud-based solutions, and reusable frameworks using modern languages and AWS technologies. Provide technical leadership across Agile teams, establish engineering standards, mentor developers, improve performance, reduce technical debt, and influence long-term technology strategy.

Leads software engineering projects and development teams building full-stack, distributed microservices and cloud-based solutions. Designs service boundaries, integration patterns, reusable frameworks, and technical standards while partnering with product managers and architects. Drives refactoring, performance optimization, operational excellence, and long-term technology strategy. Mentors engineers, evaluates emerging technologies, and contributes to scalable solutions using Java, AWS, modern programming languages, databases, containers, APIs, CI/CD, and infrastructure automation.

Leads software engineering projects and developer teams building distributed microservices, full-stack systems, and cloud-based solutions for Capital One Travel. Responsibilities include architectural design, technical leadership, platform strategy, refactoring, performance optimization, regulatory support, mentoring, and collaboration with product managers and engineering teams. The role uses Java, Scala, AWS, modern databases, container orchestration, APIs, CI/CD, infrastructure as code, and observability practices.

Designs, develops, and maintains full-stack services using Java, Spring Boot, TypeScript, and APIs. Builds microservices and reactive systems, deploys cloud-native applications on AWS, and manages infrastructure as code. Leads secure adoption of AI-assisted engineering practices, including validation, testing, troubleshooting, and code improvement. Applies 12-factor principles, implements CI/CD and observability tooling, and executes performance and load testing. Preferred work includes multi-agent environments, Agent2UI, A2A protocols, and LLMs.

Leads design and development of real-time, mission-critical software using Java and Kafka. Provides technical leadership across system design, application development, testing, cloud-native delivery, resiliency, security, and performance optimization. Promotes AI-assisted engineering practices, validates AI outputs, evaluates architecture and vendors, and mentors teams through communities of practice. The role operates within an agile financial services technology environment.

Build and maintain Java backend services, REST APIs, and full-stack web application features. Develop frontend functionality with modern JavaScript frameworks, use Python for supporting work, and leverage AI coding tools such as Claude Code. Write tests, debug issues, support deployment and maintenance, and collaborate on design decisions, code reviews, and application quality improvements.

Develop scalable Java Spring Boot APIs, microservices, React-based interfaces, ETL pipelines, and SQL data solutions. Deploy workloads on AWS, optimize performance, implement monitoring and automation, and collaborate with product, frontend, data, and DevOps teams. The role also contributes to architecture, accessibility, reliability, and data-driven product improvements.

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.

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.

Leads the architecture, development, testing, deployment, and production support of scalable full-stack applications. Builds React and TypeScript frontends alongside Go, Java, Python, or Node.js backend services, using AWS, containers, CI/CD, databases, observability, and automated testing. Owns end-to-end delivery, contributes to system design and architecture reviews, resolves complex production issues, mentors engineers, and collaborates with product, design, architecture, and business stakeholders.

Design, develop, test, and deliver scalable full-stack Java and microservices solutions for critical ETF technology platforms. Partner with product, business, QA, infrastructure, and support teams throughout the software lifecycle. Drive modernization, secure development, automated testing, DevOps delivery, observability, resiliency, and performance improvements. Troubleshoot production issues, perform root cause analysis, support incident resolution, and provide technical guidance while applying AI-assisted development tools responsibly.

Design, develop, and evolve large-scale Angular applications supporting trading, analytics, and AI platforms. Collaborate with architects, UX designers, product owners, and backend engineers on scalable front-end architecture, state management, API integration, accessibility, testing, and secure coding. Contribute to technical design, code reviews, tooling, CI/CD improvements, and enterprise development standards while mentoring junior developers and promoting innovation.

Develop and maintain scalable full-stack applications using Java Spring Boot and React. Build REST APIs, integrate warehouse and logistics systems, and work with Apache Kafka event streams. Support legacy application modernization, distributed systems, microservices, relational databases, production troubleshooting, performance improvements, testing, code reviews, and cross-functional technical collaboration.

Design, implement, and maintain scalable software and data ingestion (ETL/streaming) solutions. Optimize DB2 performance, build automation and CI/CD pipelines, apply TDD, troubleshoot in UNIX/Linux, and collaborate with cross-functional teams to support liquidity reporting and risk-management platforms.

Seeking a strong full stack developer skilled in architecture and development, with financial market knowledge and experience in Java, SQL, and AngularJS.

The Software Engineer will analyze user stories, develop software applications, perform testing, and create automation tools as part of an agile team.

Design, build, and deliver scalable Java full-stack and microservices solutions for ETF platforms. Lead architecture, ensure security and quality (TDD/BDD), drive cloud-native modernization, support production stability, and apply DevOps, observability, and AI-assisted development to improve reliability and delivery.

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.

Develop and maintain full‑stack web and enterprise applications using Java and modern JavaScript stacks. Build REST/SOAP services, design data models, implement responsive UIs (AngularJS/React), work with relational and NoSQL databases, apply design patterns, perform testing and debugging, and support deployment on cloud and app servers.

Design, build, and support cloud-native full stack or backend Java products using TDD, CI/CD, microservices and event-driven patterns. Collaborate with product teams, provide production support, implement monitoring and ensure secure, performant systems.