Senior Python Engineer-Assistant Vice President

Citi

Mississauga, CAhybrid$94k-$142k/yrPosted Jul 8, 2026
Posting intelligenceActively listedReposted 5×, possible evergreen/ghost posting

Skills

kubernetespython

About the role

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

Markets Technology group is redefining how financial risk is managed, and we're looking for a skilled Python Engineer to be a key part of this transformation. This is a unique opportunity for a Python Engineer passionate about building enterprise-ready applications at the intersection of large-scale systems and cutting-edge AI. Your mission will be to drive innovation across three core domains: architecting and developing strategic backend platforms, creating sophisticated risk algorithms in Python, and pioneering the use of Generative AI to unlock intelligence from vast, unstructured financial data. This role places you at the center of Citi's technological evolution, offering a chance to apply your deep engineering skills to solve complex challenges. While not required, experience in the financial industry is a significant plus.

Responsibilities:

Develop and implement sophisticated risk algorithms on Citi's strategic platforms by applying and integrating GenAI foundational models.

Utilize advanced prompt engineering, token usage optimization, and patterns like Retrieval-Augmented Generation (RAG) to build efficient and effective solutions using Citi's proprietary data.

Perform hands-on coding, system analysis, architectural design, and end-to-end delivery of assigned projects.

Collaborate closely with cross-functional teams to define, design, and ship new platform features.

Continuously discover, evaluate, and implement new GenAI techniques and technologies to maximize development efficiency.

Provide technical leadership by driving and performing best-in-class engineering practices.

Produce high-quality, production-ready software that is unit-tested, code-reviewed, and checked in regularly for continuous integration.

Develop and maintain clear and comprehensive documentation for the systems and processes you create.

Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm’s reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Qualifications:

Proven hands-on experience applying GenAI foundational models, with strong expertise in prompt engineering, token optimization, and related concepts.

Strong technical expertise and professional experience in Python for backend development.

Deep, practical knowledge of Kubernetes for developing and deploying scalable backend platforms and engineering high-performance APIs.

A strong understanding of software engineering best practices, including system design, data structures, and algorithms.

Excellent problem-solving skills and a meticulous attention to detail.

The ability to work independently, manage priorities, and handle multiple task assignments effectively.

Education:

Bachelor’s degree/University degree or equivalent experience

Additional Skills:

Possess strong communication and diplomacy skills to effectively guide, influence, and convince others.

Cultivate a high degree of trust and open communication among all project stakeholders.

Inspire a sense of shared purpose within project teams to drive business results through effective leadership.

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Primary Location Full Time Salary Range:

$94,300.00 - $141,500.00

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

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

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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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Compensation

This Software Engineer role pays $94k-$142k/yr. Within typical range for software engineer roles in Canada.

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