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.
We are seeking an experienced and highly motivated Lead Full Stack Developer to join our dynamic engineering team. The ideal candidate will possess deep expertise in Java and ReactJS, coupled with a strong understanding of both relational (RDBMS) and NoSQL databases. This role is critical for driving the design, development, and deployment of robust, scalable, and high-performance applications. The Lead Developer will also play a key role in advocating for and implementing best practices in CI/CD application delivery and will have the opportunity to explore and integrate AI technologies into our solutions.
Key Responsibilities
1. Lead the design, development, and implementation of complex enterprise-level applications using Java for backend services and ReactJS for intuitive and responsive front-end user interfaces.
2. Architect and manage data storage solutions, demonstrating proficiency with relational databases ( Oracle, MySQL) and NoSQL databases (, MongoDB, Cassandra, DynamoDB). This includes schema design, query optimization, and data migration strategies.
3. Drive continuous improvement in our CI/CD pipelines, ensuring efficient, automated, and reliable application delivery from development to production environments.
4. Mentor and provide technical guidance to junior and mid-level developers, fostering a culture of collaboration, excellence, and continuous learning.
5. Collaborate with product managers, UX/UI designers, and other stakeholders to translate business requirements into technical specifications and deliver innovative solutions.
6. Conduct code reviews, ensuring adherence to coding standards, performance, security, and scalability best practices.
7. Troubleshoot and resolve complex technical issues across the full application stack.
8. Stay abreast of emerging technologies, industry trends, and best practices in full-stack development, database management, CI/CD, and Artificial Intelligence.
Required Qualifications
9. Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
10. Professional experience in software development, with at least 3 years in a lead or senior full-stack role.
11. Strong proficiency in Java development, including Spring Boot, Spring Framework, and related ecosystem.
12. Expert-level skills in ReactJS and its core principles, along with experience in popular React workflows (such as Flux or Redux) and component libraries.
13. Demonstrable experience with RDBMS (, PostgreSQL, Oracle, MySQL), including advanced SQL, schema design, and performance tuning.
14. Solid understanding and hands-on experience with NoSQL databases (, MongoDB, Cassandra, DynamoDB), including data modeling and query optimization for these systems.
15. Proven experience with CI/CD application delivery management, including tools like Jenkins, GitLab CI, GitHub Actions, Azure DevOps, or similar.
16. Experience with cloud platforms (, AWS, Azure, GCP) and containerization technologies (, Docker, Kubernetes).
17. Excellent problem-solving, analytical, and communication skills.
18. Ability to work effectively in an agile development environment.
Preferred Qualifications
19. Exposure to Artificial Intelligence (AI) and Machine Learning (ML) concepts, frameworks (, TensorFlow, PyTorch), or practical application of AI in software solutions.
20. Experience with message brokers (, Kafka, RabbitMQ) and microservices architecture.
21. Familiarity with testing frameworks (, JUnit, Mockito, Jest, React Testing Library).
22. Experience with GraphQL.
What we’ll provide you
By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:
23. 27 days annual leave (plus bank holidays)
24. A discretional annual performance related bonus
25. Private Medical Care & Life Insurance
26. Employee Assistance Program
27. Pension Plan
28. Paid Parental Leave
29. Special discounts for employees, family, and friends
30. Access to an array of learning and development resources
Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.
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Job Family Group:
Technology
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Job Family:
Applications Development
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Time Type:
Full time
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Most Relevant Skills
Please see the requirements listed above.
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Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
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