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Salary
$86k – $122k per year
Location
Hybrid (Mississauga, Canada)
Seniority
Architect · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Aug 31, 2026. Citi scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Citi is one of the largest banks in the world, tracing its lineage to the City Bank of New York founded in 1812 and taking its modern shape through the 1998 merger that created Citigroup. Its most distinctive asset is a cross-border payments and treasury network unmatched by any competitor, moving trillions of dollars a day for multinational corporations, governments and other banks across roughly ninety countries. Alongside that institutional franchise it runs markets and investment banking, wealth management and a United States personal bank, and has spent recent years simplifying itself by exiting consumer operations across Asia, Europe and Latin America.

We're searching for a highly skilled and experienced senior engineer and Python expert to lead the design and development of the various AI-related technologies as part of the Services Tech AI team. The ideal candidate has an excellent track record in high-scale engineering products and specifically AI solutions. In this role, you'll be a key player in driving innovative AI projects throughout the bank.

Responsibilities

  • Lead the design, development, and maintenance of highly complex Python-based GenAI platforms, applications, services, and supporting infrastructure to ensure seamless operation, scalability, and integration of AI capabilities across various Citi business units.
  • Engage with data science, technical, and business stakeholders to define and design overall architecture for key use-cases, specifically focusing on Python-based solutions for our lines of business.
  • Drive the deployment of new GenAI products and process improvements, working with internal and external partners to design, validate, and deliver solutions with commercial benefit for Citi
  • Responsible for all technology components of the development and implementation of major/multiple/highly complex projects; may manage enterprise wide projects.
  • Develops detailed IT work plans, schedules, project estimates, resource plans and status reports. Provides IT strategic direction for projects managed. Sets guidelines for appropriate staffing requirements to meet operational needs.
  • Impacts the IT project leadership function by strategic influence and by exercising control over resources, budget management and planning; accountable for end results.
  • Manage multiple concurrent initiatives and projects of varying sizes and complexity, engaging with external vendors and startups for joint initiatives and exploration of new directions, particularly those involving Python-based technologies.
  • Cultivate a comprehensive understanding of how business, architecture, and infrastructure integrate within the GenAI ecosystem at Citi to achieve strategic goals.
  • Serve as an advisor and coach to mid-level developers and analysts specializing in Python and GenAI technologies, fostering skill development and effective work allocation.
  • Collaborate with Citi's Risk and Control teams to ensure best practices are followed regarding governance, risk management, standardization, and tooling for Python-based GenAI systems.

Skills & Qualifications

  • 10+ years of experience in the software industry, with a strong emphasis on building enterprise software.
  • 6+ years of relevant experience in developing and implementing scalable and robuest API-driven applications and systems
  • 5+ years of experience delivering complex GenAI solutions and services (e.g., backend services, APIs) into production.
  • Demonstrated experience in managing and implementing successful projects of varying sizes and complexities.
  • Proven understanding of Generative AI systems, AIOps, and application monitoring/evaluation.
  • Experience with software development agents, agile development, CI/CD pipelines, software testing, and code reviews.
  • Ability to quickly learn new technologies, adjust priorities, influence highly skilled engineering teams, and guide technology decisions.
  • Demonstrated leadership and project management skills.
  • Excellent communication and documentation skills, with the ability to communicate clearly and concisely, both written and verbal.
  • Strong analytical, problem-solving skills, and a strategic mindset.
  • Experience in the financial industry is a significant advantage.

Education

  • Bachelor's degree/University degree or equivalent experience is required.

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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:

$120,800.00 - $170,800.00

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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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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

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