Lead Python Developer (MongoDB/Node.js/TypeScript)

Cognizant; Toronto; Hybrid; CAD 75,000 - 117,000; Full time

Benefits offered by this job

Discretionary annual bonus

Benefits

Job summary

Cognizant is seeking a Lead Python Developer (MongoDB/Node.js/TypeScript) in Toronto. You will design and build scalable, secure software and integration solutions in a complex financial services environment, combining hands‑on coding with technical leadership to shape architecture and patterns.

You will guide REST API design, data‑driven platforms, and cloud/DevOps practices while collaborating with cross‑functional teams. This hybrid role requires 3–4 days per week in an office.

Qualifications

• 8+ years of experience designing and developing software solutions with distributed computing and microservices.
• Strong hands‑on development experience in financial services.
• Proficient with Python, Node.js, TypeScript, MongoDB, REST APIs, and JSON.

Responsibilities

• Design and develop scalable applications, microservices, APIs, and integrations.
• Provide technical leadership in solution architectures and gap analysis.
• Design and support REST APIs across on‑premises, cloud, and third‑party systems.
• Build data‑intensive solutions with performance, security, and enterprise considerations.
• Collaborate with cross‑functional teams on cloud, DevOps, and security best practices.

Skills

Distributed computing

Microservices

APIs

Enterprise integrations

Python

Node.js

TypeScript

MongoDB

REST APIs

JSON

Cloud architecture

DevOps

Jenkins

Docker

Kubernetes

GitHub

Linux

Windows

Education

Bachelor's or Master's degree in Computer Science, Engineering, or equivalent

Tools

Jenkins

Docker

Kubernetes

GitHub

Linux

Windows

Job description

About the role

As a Lead Python Developer (MongoDB/Node.js/TypeScript), you will make an impact by designing and developing scalable, secure, and high-performing applications and integration solutions within a complex financial services environment. You will combine hands-on development expertise with technical leadership to help define solution architecture, integration patterns, and cloud-based solutions.

In this role, you will:

• Design and develop scalable applications, microservices, APIs, and integration solutions using Python, Node.js, TypeScript, and MongoDB.
• Provide technical leadership in defining solution architectures, identifying gaps between current and target states, and recommending scalable solutions.
• Design and support REST APIs and integrations across on-premises, cloud, third-party, and document management systems.
• Build solutions that support large data volumes while considering performance, security, infrastructure, and enterprise architecture requirements.
• Collaborate with cross-functional teams to implement cloud, DevOps, data integration, and security best practices.

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 3-4 days a week in a client or Cognizant office in Toronto, Ontario. 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

• 8+ years of experience designing and developing software solutions involving distributed computing, microservices, APIs, and enterprise integrations
• Strong development experience within financial services.
• Strong hands-on development experience with Python, Node.js, TypeScript, MongoDB, REST APIs, and JSON.
• Experience designing and delivering large-scale data platforms and enterprise solutions, including integrations with third-party systems and document management systems.
• Experience with cloud architecture, microservices, Jenkins, Docker, Kubernetes, GitHub, Linux, Windows, DevOps, and data integration technologies.
• Bachelor's or Master's degree in Computer Science, Engineering, or an equivalent field, with strong analytical, communication, and presentation skills.

These will help you stand out

• Experience within Capital Markets or related financial services environments.
• Knowledge of data fabric, data mesh, and enterprise data architecture principles.
• Understanding of security technologies and practices, including single sign-on, Enterprise Mobility Management, BYOK, data masking, and Data Loss Prevention.
• Cloud certification in AWS, Microsoft Azure, or Google Cloud Platform (GCP).
• Experience influencing cross-functional stakeholders and working within Agile and Scrum delivery environments.

Salary and Other 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 $75,000 - CAD $117,000 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.