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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Python Engineer-Senior Vice President - **Company:** Citi - **Location:** Rutherford, NJ, United States - **Experience:** Expert - **Salary:** $176,720.0 - $265,080.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Microsoft Azure, Big Data, Unix, Cloud Computing, Software Quality, Computer Programming, Continuous Integration, Data Warehousing, Software Debugging, Software Design Patterns, DevOps, Distributed Systems, Django Web Framework, Github, Python (Programming Language), PostgreSQL, Machine Learning, MongoDB, Object-Oriented Software Development, Open Web Application Security, Performance Tuning, Software Architecture, Systems Development Life Cycle, Redis, Tensorflow, Secure Coding, Software Engineering, Workflow Management Systems, Google Cloud, Pytorch, ReactJS, Flask (Web Framework), Multi-Agent Systems, Prompt Engineering, Apache Spark, Software Security, Generative AI, Git, Fastapi, Vue.js, Event Driven Architecture, Pytest, Containerization, AngularJS, Gitlab-ci, Scikit Learn, Kubernetes, Deployment Automation, Cassandra, Calc, Bitbucket, Machine Learning Operations, Front End Software Development, Virtual Agents, Restful APIs, GPT, Docker, Jenkins, Microservices - **Published:** September 26, 2026 - **Apply:** https://citi.wd5.myworkdayjobs.com/2/job/Rutherford-New-Jersey-United-States/Lead-Python-Engineer-Senior-Vice-President_26992297/apply ## About the Role We are seeking a highly experienced and technically proficient Senior Python Lead with 10+ years of hands-on experience to design, develop, and deliver critical, scalable, highly available, and performant applications. This role demands deep technical expertise, a strong focus on execution, and a proven ability to deliver robust software solutions, particularly within quantitative and market risk domains., * 10+ years of hands-on experience in Application Development, primarily with Python. * Expert-level Python 3.x proficiency for scalable, resilient, and high-performance applications. * Advanced knowledge of Python frameworks (FastAPI, Django, Flask), best practices, and design patterns (OOP). * Strong understanding of software architecture principles and distributed system design (Microservices, Event-Driven Architecture). * Extensive experience with relational (PostgreSQL, Oracle, SQL Server) and NoSQL databases (MongoDB, Cassandra, Redis), including advanced SQL. * Proven expertise in designing, developing, and securing RESTful APIs and integration patterns. * Hands-on experience with CI/CD systems (Jenkins, GitLab CI, GitHub Actions, Bitbucket Pipelines) for automated deployment. * Highly experienced with Unix-based operating systems. II. Cloud & DevOps: * Strong background in cloud platforms (AWS, Azure, GCP), including containerization (Docker) and contributing to Kubernetes orchestration. * Advanced troubleshooting, debugging, and performance optimization for distributed systems. * Proficiency in automated testing frameworks (Pytest, unittest) and TDD methodologies. * Solid understanding of secure coding practices and application security principles (OWASP Top 10). * Expertise in Git (Bitbucket, GitHub) for advanced branching and pull request workflows. III. Quantitative & Risk Domain: * Experience developing Quantitative/Calc-intensive Python solutions with advanced computation libraries. * Sound understanding and exposure to various Risk Methodologies. * Exposure to mathematical modeling/finance insights. IV. Artificial Intelligence (AI) Integration (Exposure): * Exposure to AI/ML tools and frameworks (TensorFlow, PyTorch, scikit-learn). * Practical experience with AI tools (Copilot, Devin, Claude/Gemini/GPT) for development workflows. * Experience with Agentic AI tools, including writing Agents and Skills, and contributing to Agentic frameworks. * Understanding and practical application of Generative AI concepts in software development., * Deep understanding and practical experience with Agile/Scrum methodologies. * Exceptional ability to manage priorities and tasks effectively. * Strong analytical, logical, systems thinking, and critical analysis skills. * Excellent written and verbal communication for diverse audiences. * Ability to work independently, take ownership, and collaborate effectively in global teams., * Polyglot Programming Exposure (e.g., Java). * Big Data Technologies (Apache Spark, Hadoop, Kafka) and data warehousing. * Frontend Development (React, Angular, Vue.js). * Relevant Cloud or Industry Certifications. * Experience with banking domain (pricing, risk), CFA/FRM certification. Key Focus Areas / Desirable Skills * Foundational Models: Gemini, OpenAI, Claude, Llama, Local Models * Machine Learning: PyTorch, TensorFlow, Fine-tuning * Frameworks: LangChain, LlamaIndex, Hugging Face * Retrieval Augmented Generation: PostgreSQL, Vector DBs, Advanced Retrieval * Orchestration: LangGraph, Multi-Agent Systems * Development: Python, FastAPI, Async Programming * Deployment: Docker, Production APIs, Monitoring * Applied Methodology: Prompt Engineering, Workflow Design, GenAI Optimization Education: * Bachelor's degree/University degree or equivalent experience * Master's degree preferred ## Description * Lead hands-on implementation and architecture of Python frameworks for scalable, resilient, and performant applications. * Develop solutions adhering to architectural standards, utilizing in-depth technical and business domain knowledge. * Enforce industry-standard SDLC best practices and contribute to code quality through reviews. * Collaborate with cross-functional teams (Risk, Quants, FO, DevOps, Production Support) for seamless delivery. * Drive development for Stress Testing and Regulatory Risk projects in the Market Risk domain. * Manage project technical aspects, including planning, governance, and taking ownership of initiatives. * Deliver high-quality solutions independently within a globally matrixed environment and under tight deadlines. ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [ Evaluating AI models for code comprehension](https://www.wearedevelopers.com/videos/1462-evaluating-ai-models-for-code-comprehension) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Speak, Code, Deploy: Transforming Developer Experience with Voice Commands](https://www.wearedevelopers.com/videos/1159-speak-code-deploy-transforming-developer-experience-with-voice-commands) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [WeAreDevelopers LIVE - Bitpanda’s AI First Approach](https://www.wearedevelopers.com/videos/1841-wearedevelopers-live-bitpanda-s-ai-first-approach) ## Related Articles - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Got AI ideas but no money? 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