Senior Java Backend Architect - Margin & Risk Platform

Citi; New York (NY); In loco; USD 142.000 - 213.000; Tempo pieno

Descrizione del lavoro

Citi, in New York, seeks a Senior Java Backend Developer for the Margin Calculation team within Prime Services. The role entails hands-on Java development, design leadership, and end-to-end ownership of critical functionality across regions.

You will mentor engineers, optimize performance, and shape the platform’s technical roadmap while collaborating with risk, operations, and business teams.

Competenze

• 7+ years of professional software development experience with hands-on Java.
• Core Java knowledge: collections, streams, concurrency, memory management.
• Spring ecosystem expertise: Spring Boot, Spring Batch, Spring Integration, Spring Data.
• Experience building high-volume, calculation-intensive, or distributed applications.
• Strong algorithms, data structures, design patterns, and clean-code principles.
• Experience with Kafka, JMS, or similar messaging technologies.
• Strong SQL and relational database experience.
• Experience with JUnit, Mockito, TDD, and automated integration testing.
• Proven ability to troubleshoot and improve application performance.
• Proficiency in Linux, Git, CI/CD, and production-support practices.
• Working knowledge of Docker and Kubernetes.
• Ability to lead technical delivery and communicate with technical and business stakeholders.

Mansioni

• Design, develop, test, and deliver Java applications supporting margin calculation.
• Translate complex financial requirements into accurate, maintainable, and well-tested solutions.
• Lead technical design for significant enhancements and contribute to the platform’s technical roadmap.
• Optimize calculation performance using concurrency, multithreading, parallel processing, caching, and efficient DB access.
• Develop high-volume batch and event-driven processing workflows.
• Review code and designs, establish development standards, and mentor other engineers.
• Own deliverables throughout the development lifecycle, from requirements analysis through production implementation.
• Investigate production issues, perform root-cause analysis, and implement long-term fixes.
• Improve monitoring, resiliency, operational support, and recovery processes.
• Partner with global technology and business teams to manage dependencies, risks, and delivery commitments.
• Ensure solutions meet security, regulatory, audit, and technology-control requirements.

Conoscenze

Java

Spring Framework

Concurrency

Distributed systems

SQL

JUnit/Mockito

Linux

Git

CI/CD

Docker

Kubernetes

Leadership

Formazione

Bachelor’s degree in Computer Science or related field

Strumenti

Hibernate

JPA

Jackson

Descrizione del lavoro

Citi, in New York, seeks a Senior Java Backend Developer for the Margin Calculation team within Prime Services. The role entails hands-on Java development, design leadership, and end-to-end ownership of critical functionality across regions.

You will mentor engineers, optimize performance, and shape the platform’s technical roadmap while collaborating with risk, operations, and business teams.