Senior Full Stack Developer

Citi

We are seeking a hands-on Senior Full Stack Developer to design, build, and support enterprise-scale applications using modern full-stack technologies. The ideal candidate will have strong expertise in Java, Spring Boot, Microservices, Angular/React, Cloud Technologies, and AI-assisted development practices. This role requires end-to-end ownership of application delivery, from architecture and development through deployment and production support.

Key Responsibilities

• Design and develop scalable, cloud-ready applications using Java, Spring Boot, and Microservices architecture.

• Build modern web applications using Angular and/or React with TypeScript.

• Develop and integrate REST APIs and event-driven services using Kafka and messaging platforms.

• Implement caching and performance optimization solutions using Redis and Hazelcast.

• Leverage AI-assisted development tools (GitHub Copilot, AI coding assistants, GenAI platforms) to improve engineering productivity and code quality.

• Collaborate with Product Owners, Architecture, QA, DevOps, and Business stakeholders in Agile teams.

• Drive application modernization, automation, observability, and engineering best practices.

• Mentor junior developers and contribute to technical leadership across the team.

• Required Qualifications

• 8+ years of software development experience with at least 5 years in full-stack development.

• Strong hands-on expertise in:

• Java 17+

• Spring Boot & Microservices

• Angular (15+) and/or React

• REST API Development

• Kafka, Solace, JMS

• Redis, Hazelcast

• Oracle, MongoDB, Snowflake

• Git, Jenkins, Azure DevOps CI/CD

• Solid understanding of:

• Object-Oriented Design

• Design Patterns

• Data Structures & Algorithms

• Secure Coding Practices

• Performance Tuning & Troubleshooting

• Preferred Qualifications

• Experience with Azure and/or AWS Cloud platforms.

• Experience with Docker, Kubernetes, and containerized deployments.

• Knowledge of API Security, OAuth2, JWT, and Zero Trust principles.

• Experience building AI-enabled applications using LLMs, RAG, AI Agents, Vector Databases, or AI orchestration frameworks.

• Experience with observability tools such as Splunk, Dynatrace, Grafana, OpenTelemetry, or Prometheus.

• Banking or Financial Services experience preferred.

• Success Profile

• Strong problem-solving and analytical skills.

• Ownership mindset with focus on delivery, quality, and reliability.

• Ability to influence technical direction and drive engineering excellence.

• Effective communicator capable of working with global teams and senior stakeholders.

Qualifications

• 8 years of relevant experience
• Experience in systems analysis and programming of software applications
• Experience in managing and implementing successful projects
• Working knowledge of consulting/project management techniques/methods
• Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Education

• Bachelor’s degree/University degree or equivalent experience

• This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group:

• Technology

Job Family:

• Applications Development

Time Type:

• Full time

• Most Relevant Skills

• Please see the requirements listed above.

• Other Relevant Skills

• For complementary skills, please see above and/or contact the recruiter.

• Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

• Global Benefits

• Discover the top benefits offered to our global workforce, designed to support your well-being, growth and work-life balance. Explore a few of the highlights that make working with us rewarding.

• Learn About Global Benefits

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