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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.

Citi is looking for a highly skilled and innovative Full Stack Engineer with a strong background in modern enterprise architecture and a passion for Artificial Intelligence. This role will be instrumental in designing, developing, and implementing robust, scalable, and AI-enabled solutions across our platforms. The successful candidate will possess deep expertise in Java, Angular, microservices, and event-based architectures, combined with a proven ability to leverage agentic AI to create intelligent agents that solve complex business challenges. This is an exciting opportunity to contribute to Citi's digital transformation by integrating advanced AI capabilities into our core engineering practices.

Key Responsibilities

• Design, develop, and maintain high-performance, scalable, and secure full-stack applications using Java, Angular, microservices, and event-based architectures.
• Lead the integration of AI capabilities into existing and new applications, focusing on creating and deploying agentic AI solutions for various business use cases.
• Collaborate with data scientists, AI researchers, product managers, and other engineering teams to translate business requirements and AI models into production-ready software.
• Architect and implement microservices and event-driven systems that are resilient, fault-tolerant, and performant.
• Develop front-end user interfaces using Angular, ensuring an intuitive and responsive user experience.
• Contribute to the entire software development lifecycle, including requirements gathering, design, coding, testing, deployment, and operational support.
• Promote and implement best practices in software engineering, including code quality, testing, CI/CD, security, and documentation.
• Stay abreast of emerging technologies and trends in full-stack development, AI, and agentic systems, recommending and implementing innovative solutions.
• Mentor junior developers and actively participate in code reviews, fostering a culture of technical excellence and continuous learning.
  

Qualifications

Education

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field.
  

Experience

• Significant hands-on experience in full-stack software development.
• Proven experience in designing and building scalable, high-performance microservices.
• Demonstrated experience with event-driven architectures (e.g., Kafka, RabbitMQ).
• Solid experience with modern front-end frameworks, specifically Angular.
• Experience with AI technologies, including machine learning, natural language processing, or other AI domains.
• Specific experience with agentic AI development, including designing, building, and deploying intelligent agents for business applications.
  

Technical Skills

• Languages: Expert proficiency in Java and TypeScript/JavaScript.~
  
• Back-end:
  • Strong expertise in Java development, including Spring Boot, Spring Cloud.
  • Extensive experience with microservices architecture principles and patterns.
  • Hands-on experience with message brokers and event streaming platforms (e.g., Apache Kafka, RabbitMQ).
  • Proficiency with relational and NoSQL databases (e.g., PostgreSQL, MongoDB, Cassandra).
    
• Front-end:
  • Expertise in Angular framework (versions 2+), including NgRx or other state management patterns.
  • Strong understanding of HTML5, CSS3, and responsive web design.
    
• DevOps & Cloud:
  • Experience with containerization technologies (Docker) and orchestration (Kubernetes).
  • Proficiency with CI/CD pipelines (e.g., Jenkins, GitLab CI, Azure DevOps).
  • Experience with cloud platforms (e.g., AWS, Azure, GCP) and their relevant services.
    
• AI/ML:
  • Familiarity with AI/ML concepts and frameworks (e.g., Python, TensorFlow, PyTorch, LangChain, LlamaIndex).
  • Direct experience in developing, integrating, and deploying agentic AI systems.
    

Leadership & Soft Skills

• Excellent problem-solving, analytical, and critical thinking skills.
• Strong communication and interpersonal skills, with the ability to articulate technical concepts to both technical and non-technical audiences.
• Ability to work effectively in a fast-paced, agile, and collaborative team environment.
• Proactive, self-motivated, and results-oriented with a strong sense of ownership.
  

Preferred Qualifications

• Experience in the financial services industry.
• Knowledge of domain-driven design and clean architecture principles.
• Experience with observability tools (e.g., Prometheus, Grafana, ELK stack).
• Contributions to open-source projects or active participation in developer communities.

What we’ll provide you

By joining Citi London, 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:

• 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.

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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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.