api jobs in Toronto

Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of...

Lead SOAP and ReST API testing for Ontario Business Registry systems, using manual and automated methods across back-end integrations. Work on API gateway rollout testing.This senior Systems Testing and QA Specialist supports the Ontario Business Registry application. The work covers API connectivity, regression, functional, and web service testing. You will...

Randstad Canada seeks an experienced Specialized IT Consultant - Senior to lead the technical design, development, and integration of secure, scalable microservices-based components. You will build high-performance RESTful APIs, implement event-driven messaging, and orchestrate containerized deployments in cloud environments. Location: Toronto, ON — Fully...

API automation and functional testing define this Senior QA Engineer role at Teqfocus, focused on reliable microservices and data flows. Build sustainable coverage across complex systems.Teqfocus seeks a hands-on senior quality engineer with REST API testing, SQL validation, ETL testing, and CI/CD integration experience. You will own test design and...

Softchoice, a World Wide Technology company, is seeking a Specialist, Integrations & Catalog Management to lead EDI and API integration efforts across vendor and internal teams in a hybrid Toronto setting. You’ll partner with Finance, Master Data, and Strategic Sourcing to streamline data flows and improve SAP and MuleSoft driven processes.The role...

APIs and data transformation define this WFS Integration Consultant role at ADP, supporting connected applications, data, and systems. The position is hybrid. As a Workforce Suite Integration Consultant, you will design, develop, deploy, and manage integration solutions. You will gather client requirements, create workflows, troubleshoot issues, and ensure...

API Management Platform team builds end to end API Management Platform for Restful, GraphQL and Async APIs. Platform provides following key capabilities Provides Starter code, GenAI based tooling and SDKs for API Producers to produce world class APIs and API consumers to discover and consume these APIs with ease. API Metering and API Access Enforcement to...

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of...

Select how often (in days) to receive an alert: Create Alert Date: Oct 9, 2026 Location: Toronto, ON, CA Company: NTT DATA Services NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, We are currently seeking a OnBase API...

Scotiabank is seeking a Software Engineer (Python) in Toronto to design, develop, and support enterprise applications and data platforms. The role emphasizes Python, SQL, APIs, and scalable data pipelines, collaborating with business and technology teams to deliver high-performance solutions.The ideal candidate will have 7+ years of experience, strong Python...

Work Location: Toronto, Ontario, Canada Hours: 37.5 Line of Business: Technology Solutions Pay Details: $96,900 - $136,800 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD. Our compensation policies and practices...

Req ID: 389309 OnBase API Developer - Remote Canada Position We are looking for an OnBase API Developer with strong experience in Hyland OnBase, API integrations, and enterprise application development. The ideal candidate should have hands-on expertise in building, enhancing, and supporting integrations between OnBase and other enterprise systems using...

A technology firm in Toronto is seeking a Senior Software Developer to design and implement REST APIs in a complex enterprise environment. The ideal candidate has over 5 years of experience in API development and integration, strong skills in platforms like IBM API Connect and a solid understanding of microservices. This role requires excellent...

A leading IT services company in Toronto is seeking a Business Analyst to gather and analyze project requirements. This role involves collaborating with stakeholders, designing APIs, and ensuring quality through testing in an Agile environment. Candidates should have a Bachelor's degree in a relevant field and 5-8 years of experience, along with strong...

A technology consultancy in Toronto is seeking a Test Lead - Senior to oversee the design and execution of test strategies for enterprise systems. The ideal candidate has proven experience in Curam integration testing, API testing, and automation with tools like Selenium and Postman. This hybrid role requires in-office work a minimum of 2-3 days per week....

A leading recruitment agency is seeking an experienced Integration Developer for a hybrid contract in Toronto. This role involves integrating third-party cyber risk assessment tools, managing API integrations, and ensuring secure coding practices. The ideal candidate has over 10 years of experience in integration development and expertise in Java, RESTful...

Thomson Reuters is seeking a Senior Software Engineer for Content Tools to own APIs and retrieval components, enabling precise access to authoritative legal content across geographies. You will ship end-to-end tools with contract-driven interfaces and contribute to a fast-moving, AI-assisted development workflow.You’ll collaborate with R&D (TR Labs) and...

Senior Software Engineer - .NET, C# & APIs The Role Capco is seeking a Senior Software Engineer with strong expertise in C#, .NET, ASP.NET Core, and API development to join our Technology & Engineering practice in Toronto. In this role, you will design, develop, modernize, and maintain enterprise applications and APIs that support business-critical solutions...

isgSearch is seeking an experienced Software Developer to design, develop, test, and maintain enterprise applications using Microsoft .NET technologies, SQL Server, and Microsoft Azure. This 100% onsite role in Toronto requires delivering robust software solutions aligned with business needs.You will design and optimize databases, develop REST APIs and web...

Tata Consultancy Services Canada Inc. is seeking QA professionals with strong experience in functional testing, SQL data validations and Salesforce testing to support our clients in Toronto. The role emphasizes testing strategy, data integrity, and agile collaboration with stakeholders.Candidate should have hands-on experience with API testing, automation...