Python Developer

Citigroup Inc.; Belfast City District; On-site; GBP 65,000 - 90,000; Full time

Job summary

Citi is seeking a Python developer to join the Wholesale Credit Risk Technology team. The role focuses on building enterprise-scale applications using Python, FastAPI, and modern AI techniques, collaborating with onshore and offshore teams to deliver front-office and credit-risk solutions.

The ideal candidate has 3+ years of hands-on Python development, experience with CI/CD pipelines and Kubernetes, and familiarity with large language models, RAG architectures, and related tooling.

Qualifications

• 3+ years of hands-on Python development experience.
• Experience building enterprise-scale applications using Python/FastAPI.
• Familiarity with CI/CD pipelines and Kubernetes.

Responsibilities

• Develop and maintain Python applications in a financial services context.
• Collaborate with onshore and offshore teams to deliver technology solutions.
• Implement and optimize front-office and credit-risk tooling.
• Investigate and resolve issues in production environments.

Skills

Python

FastAPI

CI/CD pipelines

Kubernetes

Communication

Collaboration

LLM

RAG

Education

Bachelor’s degree

Tools

Kubernetes

CI/CD

FastAPI

Job description

Citi is seeking a highly motivated candidate for Python developer in Wholesale Credit Risk Technology team that serves Institutional Credit Management (ICM). We are looking for a talented professional with a solid technical acumen to partner with onshore and offshore teams and design and deliver innovative technology solution for the front office, Credit Risk Business. The candidate will be a core member of the technology team responsible implementing projects based on Python,FastAPI, MCP, LLM, Java and using latest technologies. Excellent opportunity to immerse in and learn within the Wholesale Credit Risk Division and gain exposure to business and technology initiatives targeted to maintain lead position among its competitors.

Job Requirements

• Research and resolve complex issues, escalating as appropriate.
• 3+ years of hands on experience in building an enterprise scale highly componentized application using Python,FastAPI
• Hands on development experience in Python
• Experience working with CI/CD pipelines, Kubernetes and other containerized platforms.
• Ability to effectively interact, collaborate with development team
• Ability to effectively communicate development progress to the Project Lead
• Work with developers onshore, offshore and matrix teams to implement a business solution
• Investigate possible bug scenarios and production support issues
• Recent experience with modern Python Development using Large Language models, Model Context Protocol, & Retrieval Augmented Generation (RAG) architecture
• Experience developing application in Financial Services industry is preferred

Education

• Bachelor’s degree/University degree or equivalent experience

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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.

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