Python Backend Developer

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

At Citi we’re not just building technology, we’re building the future of banking. Encompassing a broad range of specialties, roles, and cultures, our teams are creating innovations used across the globe. Citi is constantly growing and progressing through our technology, with laser focused on evolving the ways of doing things. As one of the world’s most global banks we’re changing how the world does business. If you think this position you see is right for you, we encourage you to apply!

About the Role

We are looking for a motivated and detail-oriented Python application developer with 4+ years of experience to join our development team. The ideal candidate will contribute to designing, developing and optimizing business process automation solutions and data driven solutions, leveraging cutting-edge AI technologies and modern containerization practices to build scalable and resilient applications.

Responsibilities

• This function covers incumbents responsible for various data and business process automation projects and applications, which includes troubleshooting, enhancements and builds.
• Design, develop, and maintain robust and scalable backend systems, incorporating AI/ML capabilities (e.g., Retrieval-Augmented Generation, Large Language Model integration, Machine Learning Control Plane) and deploying solutions using containerization technologies.
• Responsible for routine operational or administrative work.
• Individuals will have their work thoroughly reviewed and checked by more senior incumbents and will have limited contact outside their immediate area.
• Daily deliverable of routine and defined outputs, while at the same time developing knowledge of the broader context in which the work is being performed.

Qualifications

• At least 5-8 years of experience as Python or Backend Developer.
• Demonstrated proficiency with key Python libraries for backend development, data processing, and AI/ML (e.g., FastAPI/Flask/Django, Pandas, NumPy, Scikit-learn, PyTorch/TensorFlow, LangChain, LlamaIndex).
• Exposure in SQL/PL-SQL, RDBMS or any other database systems implementation and query.
• Experience with AI development frameworks and concepts, including Retrieval-Augmented Generation (RAG), Machine Learning Control Plane (MCP), and Large Language Models (LLMs).
• Proficiency in containerization technologies such as Docker and orchestration platforms like Kubernetes.
• Ability to think strategically and the ability to engage resources outside of their direct control to achieve objectives.
• Capable of writing and building components to integrate into new or existing systems.
• Documentation experience for complex software components.
• Experience in implementing product lifecycle - design, development, quality, deployment, maintenance.
• Ready to work within a collaborative environment with teams.
• Creative thinking for identifying new opportunities.

Education

Bachelor’s/Master’s degree in computer science or engineering.

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Job Family Group:

Technology

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Job Family:

Data Analytics

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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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