Job Description

About Us:

LTIMindtree is a global technology consulting and digital solutions company that enables enterprises across industries to reimagine business models, accelerate innovation, and maximize growth by harnessing digital technologies. As a digital transformation partner to more than 700+ clients, LTIMindtree brings extensive domain and technology expertise to help drive superior competitive differentiation, customer experiences, and business outcomes in a converging world. Powered by nearly 90,000 talented and entrepreneurial professionals across more than 30 countries, LTIMindtree — a Larsen & Toubro Group company — combines the industry-acclaimed strengths of erstwhile Larsen and Toubro Infotech and Mindtree in solving the most complex business challenges and delivering transformation at scale. For more information, please visit

Job Title: Application Security with Threat modeling and API

Work Location: Markham, Ontario(Onsite)

Job Description:

• Secure API development – Design and develop RESTful APIs and integrations with strong authentication, authorization, and data protection measures.
• Work with PostgreSQL and other RDBMS to query, optimize, and secure data structures against injection attacks, data leakage, and unauthorized access.
• Contribute to system architecture with Security by Design, including threat modeling and secure design reviews at the planning stage.
• Write scripts to automate security scans, compliance checks, and reduce manual effort in security monitoring and deployment workflows.
• Proficiency in Python, JavaScript, Java, or Go with a focus on secure coding standards (e.g., OWASP Top 10 mitigation).
• Implement CI/CD pipelines with integrated SAST, DAST, dependency scanning, and secrets management for secure deployments.
• Deep application of secure coding frameworks, vulnerability prevention, and industry best practices (OWASP, SANS).
• Strong problem-solving and debugging skills for both functional and security-related issues in dev, test, and prod environments.
• Collaborate closely with developers, operations, and security teams to embed a culture of security across all cross-functional work.

Primary Skills:

• Secure coding (OWASP Top 10, SANS CWE)
• API security (OAuth2, JWT, input validation)
• CI/CD security integration (SAST, DAST, dependency scanning)
• Programming in Python, JavaScript, Java, or Go
• PostgreSQL database security
• Threat modeling & secure architecture reviews
• Security automation scripting

Good to Have:

• Cloud security (AWS/GCP/Azure)
• Container security (Docker/K8s, image scanning)
• IaC security (Terraform, Ansible)
• Security compliance (SOC 2, ISO 27001)

Ideal Experience Range

• 5 - 8 years total experience in software development and DevOps, with at least 2 - 3 years hands-on security exposure (secure coding, pipeline security, API security, threat modeling).

Benefits/perks listed below may vary depending on the nature of your employment with LTIMindtree Canada (“LTIMC”):

Benefits and Perks:

Comprehensive Medical Plan Covering Medical, Dental, Vision

Health Care Spending Account

Short Term and Long-Term Disability Coverage

Life Insurance

Annual vacation and other Paid Leaves

Maternity Leave Top Up Pay

The range displayed on each job posting reflects the minimum and maximum salary target for the position across all Canada locations. Within the range, individual pay is determined by work location and job level and additional factors including job-related skills, experience, and relevant education or training. Depending on the position offered, other forms of compensation may be provided as part of overall compensation like an annual performance-based bonus, sales incentive pay and other forms of bonus or variable compensation.

Disclaimer: The compensation and benefits information provided herein is accurate as of the date of this posting.

LTIMindtree is an equal opportunity employer that is committed to diversity in the workplace. Our employment decisions are made without regard to race, colour, creed, religion, sex (including pregnancy, childbirth or related medical conditions), gender identity or expression, national origin, ancestry, age, family-care status, veteran status, marital status, civil union status, domestic partnership status, military service, handicap or disability or history of handicap or disability, genetic information, atypical hereditary cellular or blood trait, union affiliation, affectional or sexual orientation or preference, or any other characteristic protected by applicable federal, state, or local law, except where such considerations are bona fide occupational qualifications permitted by law.

Safe return to office: In order to comply with LTIMindtree’ s company COVID-19 vaccine mandate, candidates must be able to provide proof of full vaccination against COVID-19 before or by the date of hire. Alternatively, one may submit a request for reasonable accommodation from LTIMindtree’s COVID-19 vaccination mandate for approval, in accordance with applicable state and federal law, by the date of hire. Any request is subject to review through LTIMindtree’s applicable processes.

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