API Developer

Toronto, ON
On-site
Posted Oct 9, 2026
1 position

$90,000–$100,000 / year

Opens LinkedIn

Employment type: Full-time
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Design, develop, and deploy RESTful APIs and microservices, integrating them with internal systems, third-party services, and cloud platforms. Maintain API performance, scalability, security, and reliability while collaborating across teams, managing API lifecycles, and resolving production issues.

Job details

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. Role Description • years of experience in API or backend development • Strong proficiency in Java, .NET, or Node.js • Experience with RESTful APIs, JSON, OpenAPI/Swagger • Knowledge of microservices architecture • Familiarity with cloud platforms (Azure preferred) • Understanding of API security (OAuth2, JWT, etc.) • Experience with CI/CD pipelines and DevOps practices Nice-to-Have • Experience with API gateways (e.g., Apigee, Azure API Management) • Knowledge of containerization (Docker/Kubernetes) • Background in financial services or insurance Roles & Responsibilities • Design, develop, and deploy RESTful APIs and microservices • Integrate APIs with internal systems, third-party services, and cloud platforms • Ensure API performance, scalability, security, and reliability • Collaborate with cross-functional teams (architecture, DevOps, QA, product) • Implement API versioning, documentation, and lifecycle management • Troubleshoot and resolve production issues • Follow best practices for CI/CD, testing, and deployment Salary Range - CA$ 90,000 - CA$ 100,000 Per annum 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.

What you’ll do

Requirements

The role requires experience in API or backend development and proficiency in Java, .NET, or Node.js, along with knowledge of RESTful APIs, JSON, OpenAPI/Swagger, and microservices. Candidates should understand API security and be familiar with cloud platforms, preferably Azure, as well as CI/CD and DevOps practices; API gateways, containers, and financial services or insurance experience are advantageous.