Senior Java Full-Stack Engineer: Cloud & AI-Driven

Citigroup Inc.; Jersey City (NJ); On-site; USD 142,000 - 213,000; Full time

Job summary

Citi in Jersey City, NJ is seeking a Senior Full-stack Java Engineer to drive platform modernization for the Exchange-Traded Derivatives Clearing tech stack. You will lead hands-on Java development, design secure cloud-native APIs, and mentor distributed engineering teams across regions.

The role emphasizes real-time messaging, open-source tooling, and AI-assisted software engineering practices to accelerate delivery within a mission-critical capital markets platform.

Qualifications

• 6+ years of hands-on software engineering experience delivering enterprise-scale applications in complex, global environments.
• Deep expertise in Java-based application development, including Spring Boot, microservices architecture, and distributed systems design.
• Hands-on experience with messaging platforms such as Kafka, IBM MQ, or Solace in high-throughput, low-latency environments.
• Proven experience designing, building, and operating cloud-native applications on container platforms such as OpenShift, Kubernetes, and Docker.
• Strong understanding of API design, application security and authentication and authorization frameworks, with a commitment to secure software development practices.
• Experience implementing CI/CD pipelines, automated testing, observability tooling, and performance monitoring using technologies such as Git, Maven/Gradle, OpenTelemetry, and Grafana.
• Experience with caching and performance optimization technologies such as Redis or Couchbase.
• Demonstrated ability to leverage AI-assisted software engineering tools such as GitHub Copilot or Devin to improve developer productivity, code quality, and delivery velocity.
• Proven track record working in Agile environments, leading technical initiatives, and mentoring engineers across globally distributed teams.
• Experience within financial services, preferably supporting Trade Processing, Clearing, Middle Office, or related capital markets platforms.
• Strong analytical and problem-solving skills with the ability to navigate ambiguity and deliver results under tight timelines.
• Outstanding communication and stakeholder management skills, with the ability to build trusted partnerships across business and technology organizations.
• Experience with Spring Cloud and cloud-native Java technologies is preferred.
• Familiarity with event-driven architectures and high-volume, low-latency systems within capital markets is preferred.

Responsibilities

• Deliver strategic initiatives within the ETD Clearing portfolio using Agile methodologies, partnering with business and technology stakeholders to achieve measurable outcomes.
• Lead the design and delivery of scalable, secure, and resilient cloud-native applications, APIs, and services aligned with Citi's architecture and engineering standards.
• Perform hands-on Java-based development and provide L3 production support for the core ETD Clearing platform, including real-time message flows from global futures markets.
• Drive platform transformation efforts, including the replacement of legacy product processors and the adoption of modern cloud, containerization, and distributed systems technologies.
• Champion the adoption of AI-assisted software engineering tools to accelerate development cycles, automate processes, and improve troubleshooting efficiency.
• Establish and maintain CI/CD, DevOps, and observability practices to enhance platform stability, reliability, and time-to-market.
• Collaborate with engineering teams across global regions including Pune, India and with ETD technology leads to coordinate release planning and delivery.
• Mentor junior and mid-level engineers, promote technical best practices, and cultivate a culture of continuous improvement and accountability.
• Foster cross-functional collaboration across engineering, QA, product, and business teams to deliver high-quality, reusable enterprise capabilities.
• Manage technical risk, application health, and regulatory compliance in alignment with Citi's standards for client and asset protection.
• Drive engineering excellence through automation, testability, reusability, and operational rigor across the full software development lifecycle.

Skills

Java

Spring Boot

Microservices

Cloud-native

OpenShift

Kubernetes

Docker

CI/CD

AI-assisted tooling

Education

Bachelor's degree in Computer Science or related

Tools

Kafka

IBM MQ

Solace

OpenShift

Kubernetes

Docker

Git

Maven/Gradle

OpenTelemetry

Grafana

Redis

Couchbase

Job description

Citi in Jersey City, NJ is seeking a Senior Full-stack Java Engineer to drive platform modernization for the Exchange-Traded Derivatives Clearing tech stack. You will lead hands-on Java development, design secure cloud-native APIs, and mentor distributed engineering teams across regions.

The role emphasizes real-time messaging, open-source tooling, and AI-assisted software engineering practices to accelerate delivery within a mission-critical capital markets platform.