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Architect

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About the Team

We are seeking an experienced and highly skilled Backend Senior Software Engineer (Node.js / API) to join the Digital Business Banking team. This team is responsible for building scalable, secure, and high-performance backend services supporting payments, onboarding, and money movement workflows.

As an Engineer, you will drive API strategy, and ensure delivery of robust, cloud-native microservices aligned with enterprise banking platforms.

What You Will Be Doing

Technical Leadership & Architecture

  • Own the end-to-end backend design, and implementation of scalable API-driven systems.
  • Lead development using Node.js, TypeScript, and microservices architecture.
  • Define standards for API design, service communication, data flow, event-driven patterns, and security.
  • Evaluate modern tools and technologies to enhance system scalability, resilience, and observability.

Core Engineering & Delivery

  • Design and build RESTful APIs, backend services, and event-driven applications.
  • Develop and maintain microservices hosted on AWS (Lambda, ECS/EKS, API Gateway, SQS/SNS).
  • Ensure high performance, scalability, and fault tolerance across distributed systems.
  • Guide implementation of API Gateway (Kong preferred), service mesh, and integration frameworks.

Problem Solving & Technical Ownership

  • Translate business and domain requirements into scalable backend solutions.
  • Troubleshoot complex issues across services, integrations, and cloud environments.
  • Optimize application performance, latency, memory usage, and data processing efficiency.

Quality, Testing & Governance

  • Implement strong backend testing practices including unit, integration, and contract testing.
  • Drive code quality using static code analysis, security scanning (DevSecOps), and best practices.
  • Introduce governance for observability, logging, monitoring, and CI/CD automation.

Collaboration & Mentoring

  • Work with Product, Frontend, QA, Cloud, Security, and Architecture teams.
  • Mentor developers and drive adoption of backend best practices and standards.
  • Lead design discussions, API reviews, and technical roadmap planning.

What You Bring

  • 7–10+ years of backend development experience with leadership responsibilities.
  • Strong expertise in Node.js, TypeScript, Express/NestJS frameworks.
  • Deep knowledge of REST APIs, microservices architecture, and integration patterns.
  • Experience with AWS cloud services (Lambda, API Gateway, ECS/EKS, SQS/SNS, DynamoDB, RDS).
  • Strong database experience with SQL (Oracle/SQL Server) and distributed data systems.
  • Experience with event-driven architecture and messaging systems (Kafka/SNS/SQS).
  • Hands-on experience with CI/CD pipelines, Docker, Kubernetes, and DevOps practices.
  • Familiarity with API Gateway (Kong preferred) and API lifecycle management.
  • Exposure to security best practices and DevSecOps workflows.
  • Strong problem-solving, debugging, and analytical capabilities.
  • Excellent communication and stakeholder management skills.

Nice to Have: Exposure to AI/LLM integrations, real-time processing

What We Offer You

  • Leadership role in building critical backend systems for digital banking platforms.
  • Opportunity to design large-scale distributed systems in a FinTech environment.
  • Collaborative and innovation-driven culture.
  • Access to continuous learning and career growth opportunities.

Things to know before you apply

  • Work authorization: Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.
  • Accommodations: If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
  • AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
  • Open position: Unless otherwise stated, this job posting is for an open position on our team.
  • Language proficiency: We ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
  • Inclusion: Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.

About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.

Benefits that help you thrive and grow

Our benefits program is built with you in mind—so you can enjoy a fulfilling, balanced and healthy life.

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Financial wellbeing

We regularly review market data to ensure compensation reflects the value you bring. Your benefits extend beyond pay and may include financial education, a pension plan with matching contributions, etc.

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Physical and mental health

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counselling, our Mental Health Allyship program and more. 

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Your career, your way

With 350,000+ roles at Cognizant, you’ll have opportunities explore new technologies, industries and locations—and build the skills you need to grow your career.

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Real-world impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

Your path to Cognizant

Here’s what you can expect from our hiring process. Please keep in mind that it may vary by role and location. Explore our FAQs to learn more.

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Step 1: Apply to the right opportunity

Find an open role that matches your skills and career goals and show us why you’re the person for the job. Don’t see the right opportunity? Consider joining our Talent Community.

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Step 2: Connect with your recruiter

If one of our recruiters sees a fit, they’ll set up a short intro call to learn more about you and how your experiences and skills match the role.

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Step 3: Show off your skills

If you and our team would like to continue the process, you’ll interview with our hiring team. Some roles may also require technical assessments and/or client interviews.

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Step 4: Decision time

Our team will then review each candidates’ potential to succeed in the role. This step may take some time because we want to find the right fit for both you and us—but you can count on us to keep you updated.

CAN Brigitte
Cognizant is great for those wanting to make the world a better place, as we create solutions with top technology partners to address complex problems for our clients.
Brigitte Roy Director of Strategy Alliances
CAN Rahul
I’m supported by motivational leaders who empower me to grow in my career through learning programs, industry conferences and internal job moves. I’m proud of the career progression I’m making here.
Rahul Sathe Principal Product Architect – Insurance
Can Amita
The moment I joined Cognizant, I felt like I belonged. I was heard and empowered to challenge ideas—and I still am to this day.
Dr. Amita Oppal Gill Service Line Sales Manager
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Cognizant has one of the best learning ecosystems you can ask for. From sponsored certifications to training platforms to mentorship, we have all that we need to grow.
Debashish Mishra SAP MM Developer

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