Java Engineer: AI-Powered Microservices & Cloud

Citibank (Switzerland) AG; Greater London; Hybrid; Confidential; Full time

Benefits offered by this job

Annual leave 27 days + holidays

Discretionary annual bonus

Private medical and life insurance

Employee assistance program

Pension plan

Parental leave

Employee discounts

Learning and development resources

Job summary

Citi is seeking a Java Developer to design, develop, implement and maintain enterprise-grade applications as part of a global tech team. You will contribute across the SDLC, ensuring high-quality software and scalable architectures.

You will work with Java 11+, Spring Boot/MVC, JPA/Hibernate, microservices, REST APIs, and modern CI/CD. Knowledge of Docker/Kubernetes and AI-assisted development is advantageous, with potential hybrid work opportunities.

Qualifications

• 3–8 years of professional software development experience.
• Solid knowledge of Java and OOP; 11+ version preferred.
• Experience with Spring Framework and data access technologies (JPA/Hibernate).
• Experience in microservices architecture and RESTful API development.
• Familiarity with AI-powered development tools and agents is a plus.
• CI/CD and containerization technologies are desirable.
• Strong communication skills and ability to work across teams.

Responsibilities

• Design, code, and debug Java applications.
• Contribute to full software development lifecycle from conception to deployment.
• Collaborate with team to solve technical challenges.
• Follow best practices for code quality and design principles.
• Translate business requirements into robust system designs.
• Engage in issue escalation and resolution; maintain system reliability.
• Explore AI-enabled development tools to improve productivity and code quality.

Skills

Core Java (Java 11+)

Spring Framework (Boot, MVC)

JPA/Hibernate

Microservices

RESTful APIs

SQL Databases (PostgreSQL/Oracle)

Kafka/RabbitMQ

CI/CD (Jenkins, GitLab)

Docker/Kubernetes/OpenShift

AI tooling in development (Copilot, AI

Communication & ownership

Education

Bachelor’s degree in Computer Science/Engineering or related field

Tools

PostgreSQL

Oracle

Jenkins

GitLab CI

Docker

Kubernetes/OpenShift

Kafka

RabbitMQ

Job description

Citi is seeking a Java Developer to design, develop, implement and maintain enterprise-grade applications as part of a global tech team. You will contribute across the SDLC, ensuring high-quality software and scalable architectures.

You will work with Java 11+, Spring Boot/MVC, JPA/Hibernate, microservices, REST APIs, and modern CI/CD. Knowledge of Docker/Kubernetes and AI-assisted development is advantageous, with potential hybrid work opportunities.