Intermediate Python Engineer

Citibank (Switzerland) AG; Mississauga; Hybrid; Confidential; Full time

Job summary

Citibank (Switzerland) AG in Mississauga, Ontario is seeking an Intermediate Python Engineer to contribute to backend systems and risk algorithms. The role focuses on designing scalable services, deploying on Kubernetes, and collaborating with cross-functional teams to ship new features with strong reliability.

The ideal candidate has 4+ years of Python backend experience, solid knowledge of data structures and algorithms, and the ability to work independently in a hybrid, collaborative

Qualifications

• 4+ years of hands-on experience applying deep professional experience in Python for backend development.
• Practical knowledge of Kubernetes for deploying and operating scalable backend platforms and engineering high-performance APIs.
• Solid command of software engineering fundamentals, including system design, data structures, and algorithms.
• Ability to work independently, manage competing priorities, and deliver across multiple workstreams without close direction.

Responsibilities

• Build and implement sophisticated risk algorithms on Citi's platforms by integrating Generative AI models to validate market behavior.
• Apply prompt engineering, token usage optimization, and Retrieval-Augmented Generation (RAG) techniques for production-grade solutions.
• Design, develop, and deliver end-to-end backend systems from architecture to deployment on Kubernetes infrastructure.
• Continuously evaluate emerging Generative AI techniques to improve platform capability and efficiency.
• Collaborate with cross-functional teams to define, design, and ship new features across a platform with many controls.
• Produce high-quality, production-ready software that is unit-tested and integrated into live systems.
• Create and maintain clear technical documentation to support reliability and knowledge sharing.

Skills

Python backend

Algorithms & data structures

Independent worker

REST APIs

Education

Bachelor's degree or equivalent

Tools

Kubernetes

Job description

## Intermediate Python EngineerApply: Hybrid: Mississauga Ontario Canada: Full time: Posted 3 Days Ago: 26993999The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.# Responsibilities* Build and implement sophisticated risk algorithms on Citi's strategic platforms by integrating Generative AI foundational models to validate market behavior and extract actionable intelligence from large volumes of chat & voice data.* Apply advanced prompt engineering, token usage optimization, and Retrieval-Augmented Generation (RAG) techniques to develop efficient, production-grade solutions using Citi's proprietary data at scale.* Design, develop, and deliver end-to-end backend systems - from architectural design and system analysis through to deployment on Kubernetes-based infrastructure.* Continuously evaluate and implement emerging Generative AI techniques and technologies to improve platform capability and development efficiency.* Collaborate with cross-functional teams to define, design, and ship new features across a platform with hundreds of underlying controls.* Produce high-quality, production-ready software that is unit-tested, code-reviewed, and integrated continuously into live systems.* Create and maintain clear, comprehensive technical documentation to support system reliability and team knowledge sharing.# Required Qualifications & Skills* 4+ years of hands-on experience applying deep professional experience in Python for backend development, with the ability to design and build scalable, high-performance systems.* Practical knowledge of Kubernetes for deploying and operating scalable backend platforms and engineering high-performance APIs.* Solid command of software engineering fundamentals, including system design, data structures, and algorithms.* Ability to work independently, manage competing priorities, and deliver across multiple workstreams without close direction.* Bachelor's degree or equivalent professional experience.# Beneficial Skills & Qualifications* Experience working in financial services or banking, with familiarity with trading workflows, market data, or financial risk concepts.* Exposure to processing and deriving insights from large volumes of unstructured or conversational data.* Strong communication and influencing skills, with the ability to align technical and non-technical stakeholders around shared goals.* Experience working across cross-functional teams and contributing to collaborative platform delivery.This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.