Senior Python & Generative AI Engineer

Citigroup Inc.; Mississauga; Hybrid; CAD 133,000 - 200,000; Full time

Benefits offered by this job

Hybrid work model - 3 days in office,

Access to Generative AI tools

Career growth in a global institution

Competitive rewards package

Job summary

Citi is seeking a Senior Python Developer (Applications Development Sr. Programmer Analyst) to build production‑grade Python applications with a Generative AI focus. You will work in an Agile team delivering scalable, secure APIs and end‑to‑end solutions across distributed systems.

The role emphasizes hands‑on development, high technical excellence, and collaboration with engineers and stakeholders to drive measurable business impact at scale.

Qualifications

• 5+ years of Python development in enterprise environments.
• Experience with Django, Flask, or FastAPI frameworks.
• Knowledge of microservices and distributed system design.

Responsibilities

• Build scalable, high‑performance Python applications that meet production standards for reliability and maintainability.
• Design and develop secure RESTful APIs and integration patterns across distributed systems.
• Collaborate with engineers to shape architecture decisions for robust solutions.
• Deploy and maintain automated CI/CD pipelines using Jenkins, GitLab CI, or GitHub Actions.
• Evaluate emerging technologies to improve team capability and product quality.
• Contribute to Agile sprint delivery with clean, well‑tested code.
• Identify technical risks and elevate issues to protect solution integrity and compliance.

Job description

Citi is seeking a Senior Python Developer (Applications Development Sr. Programmer Analyst) to build production‑grade Python applications with a Generative AI focus. You will work in an Agile team delivering scalable, secure APIs and end‑to‑end solutions across distributed systems.

The role emphasizes hands‑on development, high technical excellence, and collaboration with engineers and stakeholders to drive measurable business impact at scale.