Java Developer

Citibank (Switzerland) AG; Greater London; On-site; 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

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.

The Java Developer is a technical position responsible for designing, developing, implementing, and maintaining application systems and programs in coordination with the wider technology team. The overall objective of this role is to contribute to application systems analysis and programming activities, ensuring the delivery of high-quality and robust software solutions.

Responsibilities

• Application Development: Design, code, and debug Java applications.
• Contribute to the entire software development lifecycle, from conception and design to testing and deployment.
• Technical Contribution: Collaborate with team members to solve technical challenges.
• Follow best practices for code quality and design principles.
• System Design: Assist in analyzing business requirements and translating them into functional system designs that align with architectural standards.
• Problem Solving: Participate in the process for technical issue escalation and resolution.
• Utilize knowledge of Java, adjacent technologies, and software engineering principles to help solve problems and troubleshoot issues.
• AI Integration: Actively explore and utilize modern AI-powered development tools and technologies to enhance productivity and code quality. Experience with AI development assistants and agents is desirable.
• Collaboration & Communication: Clearly communicate technical concepts within the development team.
• Collaborate with cross-functional teams, including product management and quality assurance, to support project execution.
• Risk & Compliance: Adhere to risk and compliance standards in all technical and business decisions, with consideration for the firm's reputation and the security of its assets. Follow policies, apply sound ethical judgment, and help maintain transparency in reporting any control issues.

Qualifications

• Experience: 3 - 8 years of professional experience in hands‑on software development.
• Core Java Skills: Solid knowledge of Java (Java 11+ preferred) and object-oriented design principles. Experience with the Spring Framework, including Spring Boot and Spring MVC. Proficiency in data access technologies like JPA/Hibernate or Spring Data.
• Java-Adjacent Technologies: Microservices: Experience in developing and deploying applications within a microservices architecture. Databases: Proficiency with relational (e.g., PostgreSQL, Oracle). Messaging Systems: Familiarity with message brokers such as Kafka or RabbitMQ. API Development: Experience in developing RESTful APIs.
• AI in Development: Familiarity with AI-powered tools for coding, debugging, and optimization (e.g., GitHub Copilot, Amazon CodeWhisperer). Experience with advanced AI software engineering agents (e.g., Devin) is a plus.
• DevOps & CI/CD: Familiarity with continuous integration and continuous delivery (CI/CD) concepts and tools (e.g., Jenkins, GitLab CI). Familiarity with containerization technologies like Docker and orchestration platforms like Kubernetes or OpenShift.
• General Skills: Experience contributing to successful software projects. Demonstrates ownership and sound judgment in technical tasks. Clear written and verbal communication skills.
• Education: Bachelor’s degree/University degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Benefits

• 27 days annual leave (plus bank holidays)
• A discretional annual performance related bonus
• Private Medical Care & Life Insurance
• Employee Assistance Program
• Pension Plan
• Paid Parental Leave
• Special discounts for employees, family, and friends
• Access to an array of learning and development resources
• Visit our’Global Benefits’ page to learn more.

Time Type: Full time

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. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.