Full-Stack Engineer: Java/Spring, React/Angular, Cloud

Citigroup Inc.; Belfast City District; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

27 days annual leave + holidays

Bonus opportunity

Private medical care

Pension plan

Learning and development resources

Job summary

Citi is hiring a Senior Full-Stack Engineer to design, build and maintain high-performance microservices and RESTful APIs in a hybrid model. You will work across backend to frontend, leveraging Java/J2EE, Spring, and modern frontend frameworks, while ensuring data integrity in Oracle databases.

The role emphasizes secure coding, CI/CD, and leadership in SDLC, with mentorship to junior engineers. Join a global tech team enabling real-time trading platforms, with a focus on OpenShift/Kubernetes,

Qualifications

• Proven relevant experience in a full-stack development role.
• Excellent problem-solving skills and ability to work in fast-paced, agile environments.
• Strong communication and collaboration skills.
• Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements.
• Experience with agentic AI driven workflows.
• Hands-on Java/J2EE and Spring based technology stack.
• Hands-on SQL and Oracle database.
• Expertise in system design and microservices architecture.
• Experience with event-driven architecture and distributed systems.
• Experience with trunk-based development, feature flags, and progressive delivery strategies.
• Strong understanding of CI/CD pipelines and DevOps practices.
• Experience conducting code reviews, vulnerability assessments, and secure coding.
• Familiarity with OpenShift, Kubernetes, Docker.
• Nice-to-have Kafka and Apache Camel experience.

Responsibilities

• Design, develop and maintain high-performance microservices and RESTful APIs.
• Build responsive SPAs using modern frameworks.
• Model and manage relational databases with Oracle.
• Leverage AI tools to accelerate development activities.
• Ensure code quality and test coverage per Citi standards.

Skills

Full-stack development

Problem solving

Communication

Agile

Under pressure

AI-driven workflows

Java/J2EE

Spring

SQL

Oracle

Microservices

Event-driven

trunk-based development

Education

Bachelor’s degree

Tools

OpenShift

Kubernetes

Docker

Kafka

Apache Camel

Job description

Citi is hiring a Senior Full-Stack Engineer to design, build and maintain high-performance microservices and RESTful APIs in a hybrid model. You will work across backend to frontend, leveraging Java/J2EE, Spring, and modern frontend frameworks, while ensuring data integrity in Oracle databases.

The role emphasizes secure coding, CI/CD, and leadership in SDLC, with mentorship to junior engineers. Join a global tech team enabling real-time trading platforms, with a focus on OpenShift/Kubernetes,