Sr. UI​/UX Developer; React

Overview

As a Sr. UI/UX Developer (React), you will make an impact by designing and building up-to-date, scalable user interfaces that power high-quality digital experiences. You will be a valued member of a cross‑functional engineering team and work closely with product managers, designers, backend engineers, and QA partners to deliver reliable solutions that meet both technical and business needs.

• Design, build, and maintain responsive, high-performance user interfaces using React and modern JavaScript/Type Script frameworks.
• Develop reusable components and contribute to component-based design systems that ensure consistency and scalability across products.
• Collaborate with backend teams to integrate REST and GraphQL APIs, ensuring seamless data flow and optimal performance.
• Translate functional and non-functional requirements into clean, maintainable, and testable code.
• Participate in the full software development lifecycle, including estimation, design reviews, coding, testing, and deployment.
• Write and execute unit test cases, support integration testing, and partner with QA and UAT teams to ensure quality releases.
• Contribute to code reviews, documentation, and continuous improvement of engineering standards and practices.

• Strong professional experience with React, with an expected skill mix of approximately 75% React and 25% Java.
• Solid experience with modern UI development, including Tailwind CSS and Shadcn/UI or similar frameworks.
• Proficiency in HTML5, CSS3, JavaScript, and Type Script.
• Experience designing and working within component-based architectures and design systems.
• Hands‑on experience integrating REST and/or GraphQL APIs.
• Familiarity with modern development tools and workflows, including Git, Bitbucket, build systems, and code reviews.
• Nice to have:
  Experience building and deploying cloud‑native applications; hands‑on exposure to Docker and Kubernetes environments; experience with CI/CD pipelines and automation tools such as Jenkins.

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between $60,300 – $95,000 per year. The successful candidate may fall within the range based on relevant education, work and/or management experience and other business‑related and job‑necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance‑based bonus, as well as benefits that support your physical, mental and financial wellbeing.

This hybrid position requires 4 days a week in a client office in Toronto, ON. The role may adjust based on project and business requirements.