Senior Software Engineer - AI Products (SVP)

About the Position

We are seeking a Senior Software Engineer - AI Products to join our Enterprise AI Products team in London, UK, focusing on Generative AI solutions.

About the Team

The Enterprise AI Products team is a small, high-impact global team within the Citi COO/CTO organisation, dedicated to building innovative AI solutions for the wider bank. We are at the forefront of Generative AI, delivering capabilities that enable safe and efficient use of Generative AI at scale. We create services, applications and libraries that power the use of Intelligent Document Processing to drive real-world business impact.

Responsibilities

• Design, build and support high-quality, production-grade AI software and services that scale across the organisation.
• Own technical solutions end-to-end, from problem definition and experimentation through to deployment and ongoing improvement.
• Develop innovative Generative AI solutions for complex business problems, including intelligent document processing, data extraction, classification, translation, fraud detection and workflow optimisation.
• Evaluate and experiment with AI models, prompts and architectures, selecting and productionising the most effective approaches.
• Lead the technical design and architecture of AI products, ensuring solutions are resilient, scalable, explainable and auditable.
• Work closely with Product, Risk, Engineering and other AI platform teams to deliver solutions that meet business and regulatory requirements.
• Partner with senior stakeholders to shape product vision, technical strategy and roadmaps.
• Provide technical leadership, guidance and mentorship to other engineers, helping to raise engineering standards across the team.
• Drive strong engineering practices through technical design reviews, code reviews, automated testing and continuous improvement.
• Troubleshoot complex distributed systems and proactively identify opportunities to improve performance, reliability and scalability.
• Contribute to the evolution of Citi’s AI technology, engineering practices and procedures.

Requirements

• Proven experience as a Senior Software Engineer, AI Engineer, Technical Lead or similar senior engineering role.
• Strong hands-on software engineering experience, with a track record of building and delivering production systems rather than prototypes.
• Strong Python development skills and experience building robust, maintainable applications and services.
• Practical experience applying Generative AI and Large Language Models to real-world business problems.
• Extensive experience designing and optimising prompts across different Generative AI models, with a rigorous approach to prompt structure, clarity and performance.
• Experience building production solutions in areas such as Intelligent Document Processing, document/data extraction, NLP-based classification, machine translation, fraud/anomaly detection or workflow automation.
• Experience evaluating Generative AI applications, including experiment design, model evaluation and performance measurement; exposure to MLflow is advantageous.
• Strong understanding of software architecture, technical design and functional programming principles.
• Experience working with databases such as PostgreSQL or Oracle, with exposure to Kubernetes/OpenShift advantageous.
• Practical experience with CI/CD and modern software delivery tooling such as Jenkins, uDeploy, Tekton, Harness or equivalent.
• Exposure to Agentic AI and Agent Development Kit (ADK).
• Strong problem-solving and analytical skills, with the ability to troubleshoot complex distributed systems.
• Ability to work effectively in a highly regulated environment where resilience, explainability, security and auditability are critical.
• Excellent communication and collaboration skills, with the confidence to work with technical and non-technical stakeholders at all levels.
• A creative and adaptable mindset, with the ability to turn ambiguous, first-of-a-kind problems into practical and dependable production solutions.

We Offer

• Competitive base salary (annually reviewed)
• 27 days annual leave (plus bank holidays)
• 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

Visit our Global Benefits page to learn more.

About the Company

Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 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.

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.

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