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Tata Consultancy Services

Application Security Engineer

Toronto, ON, Canada

$100,000 to $120,000 CAD / year · Full-time

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Job details

Pay: $100,000 to $120,000 CAD / year
Job type: Full-time
Apply by: Nov 27, 2026
Posting language: English
Posted: Oct 28, 2026

Original job description

Inclusion without Exception

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.

Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service.

It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence.

Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today.

Skills and Responsibilities:

Role Overview:

We are seeking an Application Security Engineer with a strong software development background combined with cybersecurity and application security expertise. The ideal candidate will work closely with development and engineering teams to define application security strategy, identify vulnerabilities early, and reduce security risk throughout the software development lifecycle.

Key Responsibilities

Define and implement Application Security (AppSec) strategy and security best practices.
Identify, assess, and mitigate security risks within applications and APIs.
Conduct or support secure code reviews, threat modeling, vulnerability assessments, and application security testing.
Work directly with developers to remediate security vulnerabilities.
Integrate security controls into the SDLC/DevSecOps process.
Evaluate application architecture from a security perspective and recommend appropriate controls.
Support SAST, DAST, SCA, API security, and dependency vulnerability management.
Promote secure coding practices based on standards such as OWASP Top 10 and OWASP ASVS.
Partner with development, architecture, DevOps, and cybersecurity teams to reduce application-level risk.

Key Skills Required

Strong previous software development/coding experience, such as Java, .NET/C#, Python, JavaScript/TypeScript, or similar.
Strong Application Security and Cybersecurity knowledge.
Secure coding and code-review experience.
OWASP Top 10, vulnerability management, and threat modeling.
SAST / DAST / SCA security tooling.
API and web application security.
Authentication and authorization concepts such as OAuth 2.0, OpenID Connect, JWT, RBAC.
DevSecOps / CI/CD security integration.
Ability to translate security risks into practical fixes for developers.

Salary Range - CA$ 100,000 - CA$ 120,000 Per Year

TCS does not use artificial intelligence tools for candidate screening or evaluation. This post is for a current vacancy. The hiring process includes an initial screening, followed by a technical evaluation and managerial discussion.

Tata Consultancy Services Canada Inc. is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodation during the recruitment and selection process, please inform Human Resources.

Thank you for your interest in TCS. Candidates that meet the qualifications for this position will be contacted within a 2-week period. We invite you to continue to apply for other opportunities that match your profile.

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More about this job

Responsibilities

Define and implement application security practices, assess application and API risks, and support secure code reviews, threat modeling, and security testing. Work with development and engineering teams to remediate vulnerabilities and integrate security controls into architecture, SDLC, and DevSecOps processes.

Requirements

Requires strong software development experience in languages such as Java, .NET/C#, Python, or JavaScript/TypeScript, along with application security and cybersecurity expertise. Candidates should have experience with secure coding, code reviews, OWASP guidance, threat modeling, security testing tools, API security, authentication and authorization, and CI/CD security integration.

Skills

Software Development
Application Security
Cybersecurity
Secure Coding
Code Review
OWASP Top 10
OWASP ASVS
Threat Modeling
Vulnerability Management
SAST
DAST
SCA
API Security
Web Application Security
DevSecOps
OAuth 2.0

Visa sponsorship

Not detected in the job text

Keywords

Application Security
Cybersecurity
Software Development
Java
.NET
C#
Python
JavaScript
TypeScript
Secure Coding
Code Review
OWASP Top 10
OWASP ASVS
Threat Modeling
Vulnerability Assessment
Vulnerability Management
SAST
DAST
SCA
API Security
Web Application Security
OAuth 2.0
OpenID Connect
JWT
RBAC
DevSecOps
CI/CD
SDLC
Dependency Vulnerability Management
Application Architecture

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