Cognizant

Lead React Developer

Cognizant • $74K — $117K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of IT experience, specifically with React.js and Node.js.
  • Experience leading UI development and managing distributed teams.
  • In-depth understanding of REST APIs and microservices.
  • Proficient in modern development practices like CI/CD and DevOps methodologies.
  • Familiar with AI-assisted development tools like GitHub Copilot.

Responsibilities

  • Lead development of responsive web applications using React.js and Node.js.
  • Collaborate with stakeholders to create innovative technology solutions.
  • Make architectural decisions and enforce coding standards for the team.
  • Design and integrate APIs for seamless application interactions.
  • Utilize AI tools to enhance development productivity and troubleshoot issues.
  • Support CI/CD and DevOps for efficient software deployments.
  • Mentor team members and aid in technical challenges throughout development.

Benefits

  • Hybrid work model with flexible arrangements.
  • Support for work-life balance with wellbeing programs.
Full Job Description
About the role
As a Lead React Developer (React.js & Node.js), you will make an impact by leading the design, development, and delivery of modern web applications that provide exceptional user experiences. You will be a valued member of the delivery team and work collaboratively with architects, business stakeholders, client teams, and cross-functional technology partners to build scalable digital solutions.

Note: Certain roles may require candidates to attend in-person interviews at Cognizant offices or client locations, depending on project requirements.

In this role, you will:
Lead the development of responsive, scalable, and high-performing web applications using React.js and Node.js.
Collaborate with business stakeholders and technical teams to translate requirements into innovative technology solutions.
Drive front-end architecture decisions, coding standards, and development best practices across the delivery team.
Design and consume APIs while ensuring seamless integration across applications and enterprise systems.
Leverage AI-powered development tools, including GitHub Copilot, to accelerate development productivity, code quality, and troubleshooting.
Support CI/CD implementation and DevOps practices to enable efficient and reliable software deployments.
Mentor development team members and contribute to technical problem solving across the application lifecycle.

Work model
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days in a client or Cognizant office in Toronto, Ontario, Canada. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured, we will always be clear about role expectations.

What you need to have to be considered
10+ years of IT with Strong hands-on experience developing enterprise applications using React.js and Node.js.
Experience leading UI development initiatives and collaborating with distributed delivery teams.
Solid understanding of REST APIs, microservices, and application integration patterns.
Experience working with modern software development practices, including CI/CD pipelines and DevOps methodologies.
Hands-on experience using AI-assisted development tools such as GitHub Copilot to improve development efficiency and code quality.
Strong problem-solving, debugging, and analytical skills.
Excellent communication and stakeholder management skills.

These will help you stand out
Experience working in cloud environments such as Azure or AWS.
Familiarity with containerization technologies such as Docker and Kubernetes.
Understanding of modern front-end architecture, performance optimization, and security best practices.
Experience guiding technical design discussions and influencing engineering decisions.
Knowledge of Agile development methodologies and distributed team environments.

Bachelor's degree in computer science, IT or equivalent

Applications will be accepted till September 28th, 2026.

Total compensation:
We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between CAD $74,250 to $117,500 per year. Where the successful candidate may fall within the range depends 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.

Applications for this position are reviewed by our recruitment team without the use of artificial intelligence screening tools.

About Cognizant

TriZetto is Powering Integrated Healthcare Management. With technology solutions touching more than half the U.S. population today, TriZetto is uniquely positioned to drive the convergence of core benefit administration, care management and constituent engagement. TriZetto provides premier information technology solutions that enable payers and other constituents in the healthcare supply chain to improve the coordination of benefits and care for healthcare consumers.

Cognizant Careers

Join the vibrant team at Cognizant, a leading provider of information technology, consulting, and business process services. Cognizant is not just a company; it's a community where innovation, leadership, and diversity are valued and where every team member is encouraged to thrive.

Work You’ll Do

At Cognizant, we are dedicated to helping the world's leading companies build stronger businesses — not just for today but for the future. This commitment to growth and sustainability is what makes Cognizant a unique place to advance your career.

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Whether you're looking for an entry-level position or a more senior role, Cognizant offers a plethora of job opportunities that could be perfect for you. Our hiring process is designed to be transparent and engaging, ensuring that every candidate is able to showcase their skills and potential fully.

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Kickstart your career with Cognizant’s internship programs. These opportunities allow you to gain hands-on experience, develop your professional skills, and network with experts in your field. An internship at Cognizant is a stepping stone to full-time employment and a chance to see how your studies apply in the real world.

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Cognizant is committed to the professional growth of its employees. With access to cutting-edge training, leadership programs, and diversity initiatives, you can build a career that’s equipped for the demands of tomorrow’s business landscape.

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Our employees enjoy a range of benefits designed to support their physical, financial, and emotional well-being. Cognizant’s culture is built on a foundation of respect and inclusivity, where everyone’s contribution is valued. Join us and be part of a team that celebrates diversity and is driven to make a positive impact on the world.

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Learn more about Cognizant
Size
340,400 employees
Market Cap
$28.7 billion
Industry
Net Income
$1.3 billion
Founded
1994
5 Year Trend
+6.5%
Revenue
$16.6 billion
NASDAQ

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