senior software developer data jobs in Toronto

Metrolinx is connecting communities across the Greater Golden Horseshoe. Metrolinx operates GO Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major expansions to Toronto’s subway system, to get people where they need to go,...

Description : Designs, develops, integrates, tests, deploys, and maintains enterprise platform capabilities across the user-interface, service, API, workflow, integration, and data-access layers. The role builds reusable platform services that can support multiple government programs, while also implementing the service-specific connections required to...

Job Title: Senior Software Developer / Full Stack Technical LeadClient: Government of Ontario — Ministry of Public and Business Service Delivery and ProcurementLocation: Toronto, Ontario — 100% onsite, 5 days per weekContract: September 21, 2026 – March 31, 2027, with one possible extensionSecurity Clearance: Not required Position Overview The...

**About Verily Health Inc.** At the intersection of technology, data science, and healthcare, Verily Health transforms complex health data into trusted intelligence, enabling health solutions that are more personal, predictive, and precise. Verily’s flagship Governed Health Intelligence platform, Verily Pre, enables healthcare organizations to...

We are seeking an experienced Senior Software Developer - Front End to lead the design, development, testing, and maintenance of accessible, responsive, and user-facing capabilities for enterprise web applications. In this role, you will translate approved wireframes, user stories, and design specifications into reusable, component-based front-end...

Job Summary Reporting to the Director, Decision Intelligence and Emerging Technologies, the Senior Developer, Data provides technical leadership and hands‑on expertise in designing, building, and maintaining key components of Porter’s enterprise data platform. This role is responsible for developing scalable data pipelines, ingestion frameworks, and...

Reporting to the Director, Decision Intelligence and Emerging Technologies, the Senior Developer, Data provides technical leadership and hands-on expertise in designing, building, and maintaining key components of Porter’s enterprise data platform. This role is responsible for developing scalable data pipelines, ingestion frameworks, and transformation...

Description Join us in building the next generation of distributed systems and database technologies to power AWS! About AWS Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500...

Enhance safety and efficiency in global operations as a Senior Software Engineer at Samsara. Focus on building secure cloud governance systems and automated compliance frameworks. Samsara is seeking a Senior Software Engineer to join our Cloud Governance Platform team. Here, you will take charge of developing critical components that enforce security,...

Senior Consultant - Python Developer (Data Solutions & Analytics) Location: Toronto Other locations: Primary Location Only Date: Sep 8, 2026 Requisition ID: 1742084 At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to...

Drive innovation with IBM Software as a Senior Software Developer, tackling complex systems in a collaborative, cloud-native environment. Focus on data integration while leading your team toward excellence. In this role, you'll engage with diverse technologies at IBM Software, specifically within the Connect Platform Team at Confluent. As a senior developer,...

Seeking a Senior Software Developer to build real-time software solutions for semiconductor manufacturers, focusing on big data handling, security, and infrastructure development. Role involves leadership and mentorship.

About KinaxisAre you looking to join an innovative, market-leading company where you can truly elevate your career? At Kinaxis we are serious about culture, we are serious about technology, we are serious about customers, and we are serious about not taking ourselves too seriously. If you are looking to be part of an incredible growth story, then we might...

At Vanta, our mission is to help businesses earn and prove trust. We believe that security should be monitored and verified continuously, and we empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. Build the...

Job Description What is the Opportunity? As a Senior Software Developer, Workday Integrations & Extend, you will lead the technical design, development, and implementation of Workday solutions to meet complex HCM program requirements across RBC. This role demands deep expertise / Hands on experience with Workday, coupled with advanced problem-solving skills...

As an Atlassian Administrator reporting to Director of Software Development you'll play a critical role in managing, optimizing, and expanding Nasdaq's Atlassian ecosystem - enabling teams across the organization to work smarter, move faster, and deliver with greater impact.You’ll thrive in this position if you’re technically curious, detail-oriented,...

Our Toronto-based client is hiring a Senior Software Developer for an 11-month onsite contract opportunity.Must Haves:Experience with Agile methodologiesExperience managing CI/CD pipelinesWeb application, Web API, and web services development using ASP.NET, REST, OpenAPI, and OAuth 2.0Working knowledge of development in Azure technologiesExperience with...

Senior Software Developer sought to design and build real-time software solutions, handle big data, ensure security, and mentor junior engineers.

Software Developer - Integrations (Copy) Toronto - Hybrid Engineering Hybrid Full-time About Perceptyx At Perceptyx, we help organizations see the employee experience more clearly. Our AI-powered continuous listening platform enables leaders to understand what matters most to their people and turn insights into meaningful action. We partner with the...

SGGG Fund Services Inc. in Toronto is seeking a Senior Software Developer to join our in-house team. You will develop, enhance and test our proprietary fund administration software, delivering solutions that meet user needs on time. You will work with business analysts and end users to define requirements, design detailed specifications, and participate in...