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, operate at a scale few can match, and build systems that matter. The Mid‑level Java Developer will be an integral part of the Data Security Identity Innovation space within the Cloud Technology Service department, designing, developing, and implementing robust microservice applications primarily using Java and Spring Boot to drive automation and cost reductions.
Responsibilities
- Develop, deploy, and maintain microservice applications primarily using Java and Spring Boot, and occasionally Python, focusing on automation and cost‑reduction initiatives.
- Contribute to the technical design, development, and testing of new features and functionalities within the identity innovation space.
- Collaborate with business and development teams to translate engineering requirements into technical specifications and assist in defining application and system processes.
- Ensure the seamless integration of microservices with existing systems and cloud infrastructure.
- Implement solutions and processes in accordance with audit initiatives and requirements, consulting with Business Information Security Officers (BISOs) and Technology Information Security Officers (TISOs) as needed.
- Exhibit an in‑depth understanding of Java development best practices, microservices architecture, and cloud‑native principles.
- Participate in code reviews, mentor junior team members, and contribute to continuous improvement of development processes.
- Appropriately assess risk when making technical decisions, demonstrating particular consideration for the firm’s reputation, and safeguarding Citigroup, its clients, and assets, by driving compliance with applicable laws, rules, and regulations, and escalating, managing, and reporting control issues with transparency.
Qualifications
- Proven relevant experience in software development, with a strong focus on Java and microservices.
- Demonstrated experience working in a large, complex, and/or global environment, preferably within Financial Services.
- Proven ability to manage technical projects or significant project components effectively.
- Consistently demonstrates clear and concise written and verbal communication skills, especially in technical contexts.
- Comprehensive understanding of software design principles, development methodologies, and analytics tools to identify best practices.
- Demonstrated analytic and diagnostic skills for troubleshooting and problem‑solving.
- Ability to work effectively in a matrix environment and partner with virtual teams.
- Ability to work independently, prioritize tasks, and take ownership of various parts of a project or initiative from conception to deployment.
- Ability to work under pressure and manage tight deadlines or unexpected changes in expectations or requirements in a fast‑paced development environment.
- Proven track record of contributing to operational process change and improvement through technical solutions.
Education
- Bachelor’s degree/University degree in Computer Science, Engineering, or a related field, or equivalent experience.
Must-Have Skills
- Programming Languages: Core Java
- Frameworks: Spring Framework (Core, Spring Security, Spring Data)
- Databases Relational: Oracle, PostgreSQL
- Databases NoSQL: MongoDB
- Web Services: SOAP and RESTful API development
- Build Tools: Maven, Gradle
- Version Control: Git
- Testing Frameworks: JUnit, AssertJ, Mockito, Cucumber
- Logging: Experience with logging frameworks (e.g., SLF4J, Log4j)
- Containerization: Docker, Kubernetes
- Message Queues: Kafka
- Architecture: Microservices Architecture
- DevOps: CI/CD pipelines and practices
Nice-to-Have Skills
- Programming Languages: Basic knowledge and experience with Python
- Performance Tuning: Basic knowledge of JVM tuning and application profiling
What we provide you
By joining Citi Belfast, you will be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), receive a competitive base salary, and enjoy a host of additional benefits such as:
- 27 days annual leave (plus bank holidays)
- Discretionary 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
Job Family Group
Technology
Job Family
Systems & Engineering
Time Type
Full time
EEO and Disability Statement
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 the Accessibility at Citi information.
View Citi's EEO Policy Statement and the Know Your Rights poster.
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