Senior Front-End Architect & Engineering Lead

Citigroup Inc.; Mississauga; On-site; CAD 206,000 - 308,000; Full time

Job summary

Citigroup Inc. in Mississauga, Canada is seeking a Front-end Software Engineering Lead & Manager with a strong track record in architecture leadership to drive large-scale enterprise front-end initiatives.

You will mentor multiple teams, shape architecture decisions, and partner with product, design, and backend teams to deliver secure, scalable web applications. The role emphasizes hands-on engineering, strategic resource management, and governance of frontend standards across the organization.

Qualifications

• 12+ years of progressive experience in front-end engineering, with at least 5 years in an architecture leadership or principal engineer role.
• Proven track record defining front-end architecture for large-scale, distributed, enterprise-grade applications (50,000+ users).
• Experience building and scaling design systems used across multiple business units or product lines.
• Experience in regulated industries (financial services, healthcare, or government) strongly preferred.

Responsibilities

• Manage multiple teams to accomplish goals and conduct personnel duties (evaluations, hiring, disciplinary actions).
• Provide strategic influence over resources, budget, and planning while monitoring end results.
• Resolve issues using deep knowledge of frontend concepts and cross-functional understanding.
• Integrate frontend development with overall technology function to achieve goals.
• Influence senior leaders and communicate with external parties as needed.
• Ensure compliance with laws, regulations, and Citi policies, and escalate control issues when needed.

Skills

React

TypeScript

JavaScript

Frontend architecture

Leadership

Education

Bachelor's degree in CS/SE

Master's degree preferred

Tools

Next.js

Redux Toolkit

GraphQL

REST API

Nx

Turborepo

OpenShift

Job description

Citigroup Inc. in Mississauga, Canada is seeking a Front-end Software Engineering Lead & Manager with a strong track record in architecture leadership to drive large-scale enterprise front-end initiatives.

You will mentor multiple teams, shape architecture decisions, and partner with product, design, and backend teams to deliver secure, scalable web applications. The role emphasizes hands-on engineering, strategic resource management, and governance of frontend standards across the organization.