Lead Python & SQL Application Developer - Vice President

Citibank (Switzerland) AG; Chennai District; Hybrid; Confidential; Full time

Job summary

Citibank (Switzerland) AG in Chennai is seeking a Lead Python & SQL Application Developer - Vice President to architect and deliver scalable credit risk platforms. You will lead design, development, and governance, partnering with risk, data, and platform teams to enable risk analytics and decisioning at scale.

You will work in a hybrid model, mentor engineers, implement API-driven services with FastAPI, Docker, and Kubernetes, emphasize tests and CI/CD, and apply GenAI capabilities to

Qualifications

• Bachelor's degree in Computer Science, Engineering or related STEM field.
• Master's degree preferred or equivalent experience.
• 10+ years of application development or systems engineering experience.

Responsibilities

• Architect, design, and deliver scalable Python-based credit risk applications.
• Partner with risk, product, and technology leadership to integrate platforms and enable new products.
• Resolve high-impact initiatives through analysis of business processes and data flows.
• Ensure solutions comply with enterprise architecture, security, and governance standards.
• Establish engineering standards for coding, testing, CI/CD, and production readiness.
• Design microservices architectures with observability, resiliency, and maintainability.
• Apply AI/GenAI capabilities to modernize workflows and analytics.
• Mentor mid-level engineers and allocate work as needed.

Skills

Python

SQL

API-driven services

Microservices

Docker

Kubernetes

Linux

Unit testing

TDD

LLMs

AI/GenAI

Education

Bachelor's degree in CS/Engineering or related field

Master’s degree preferred

Tools

FastAPI

Pydantic

Django

Job description

## Lead Python & SQL Application Developer - Vice PresidentApply: Hybrid: Chennai Tamil Nadu India: Full time: Posted Today: End Date: October 30, 2026 (30+ days left to apply): 26993149Discover Your Future in Credit Risk Technology Build systems that shape credit decisions—at scale. Join a fast-moving Credit Risk Technology team where modern engineering, data, and AI come together to drive real-world financial impact. We operate with a startup mindset—ownership, speed, and experimentation—within the rigor and responsibility of a global financial institution. You’ll help design and deliver mission-critical platforms that support credit risk assessment, analytics, and decisioning across the firm.**Job Overview**The Credit Risk Applications Technology Lead Analyst is a senior engineering leadership role focused on building and evolving modern, scalable platforms for credit risk management. You will lead application design and development while partnering closely with risk, data, and platform teams to deliver systems that are performant, resilient, and compliant.This role blends hands-on development, system architecture, technical leadership, and AI-enabled innovation, with a strong emphasis on microservices, cloud-native design, and enterprise-grade governance.**Key Responsibilities*** Architect, design, and deliver scalable, Python-based applications supporting credit risk analytics, workflows, and reporting.* Partner with risk, product, and technology leadership to integrate platforms, identify enhancements, and enable new products and process improvements.* Resolve high-impact, complex initiatives through deep analysis of business processes, system flows, and industry standards.* Ensure solutions adhere to enterprise architecture, data, security, and infrastructure blueprints.* Establish and enforce engineering standards for coding, testing, CI/CD, debugging, and production readiness.* Design and evolve microservices-based architectures, ensuring scalability, resiliency, observability, and maintainability.* Apply AI and GenAI capabilities to modernize workflows, automate analysis, and unlock new insights in credit risk.* Serve as technical leader and mentor, coaching mid-level engineers and analysts and allocating work as needed.* Apply sound risk and control judgment, ensuring compliance with laws, regulations, and policies while safeguarding clients, data, and the firm.**How You’ll Work*** Operate with a startup mindset: ownership, bias for action, and pragmatic innovation.* Deliver with enterprise discipline: stability, controls, transparency, and audit readiness.* Balance experimentation with responsibility in a high-trust, high-impact environment.* Adapt quickly as priorities change while maintaining long-term system integrity.**Core Technical Skills*** 10–15 years of experience in application development or systems engineering within complex environments.* Advanced proficiency in **Python and SQL**, with strong software engineering fundamentals.* Hands-on experience building **API-driven services using FastAPI, Pydantic, and/or Django.*** Proven expertise designing and implementing microservices architectures, including service decomposition, inter-service communication, resiliency patterns, and observability.* Strong experience with **Docker and Kubernetes**, deploying and operating containerized services in production.* Deep understanding of **system architecture, data flows, and distributed systems.*** Experience working in **Linux** environments, including shell scripting and operational troubleshooting.* Strong track record implementing **unit testing, TDD, and automated quality controls.*** Subject Matter Expert (SME) in at least one application, platform, or service domain.**AI & Modern Engineering Tools*** Working knowledge of **large language models (LLMs)** and modern AI platforms from leading providers such as OpenAI, Anthropic, Google, and Meta.* Experience designing or contributing to LLM-enabled solutions (e.g., copilots, workflow automation, analytics augmentation).* Familiarity with prompt engineering, model integration patterns, and AI governance considerations in enterprise environments.* Exposure to modern “vibe coding” practices—leveraging AI-assisted tooling to accelerate development, experimentation, and problem solving while maintaining engineering rigor.Bonus / Differentiating Skills* Experience with distributed data and compute platforms (e.g., Spark, PySpark, Hadoop, Hive).* Hands-on experience with graph databases, particularly Neo4j, for network, relationship, or dependency-driven use cases.* Background in credit risk, financial risk management, or banking platforms.* Experience modernizing or decomposing legacy monolithic systems in large enterprises.* Proven delivery of GenAI / AI-driven solutions in regulated or large-scale environments.**Education** Bachelor’s degree (or equivalent experience) in Computer Science, Engineering, Mathematics, or a related STEM field. Master’s degree preferred.