Software Engineer Jobs in Ontario, Canada

IT department at InvestorCOM builds compliance technology for wealth management firms. The Software Engineer designs, develops, tests, and maintains C#/.NET applications on Azure, collaborates with product and QA to deliver secure, scalable features, and supports the full software lifecycle.

Engineering at Swiftly builds scalable cloud services for transit data platforms. The Senior Software Engineer works across backend (Java, Node.js, Python) and frontend (Vue.js) to deliver end‑to‑end features, prototype quickly, and mentor teammates.

Sodatone team builds an analytics platform that uses AI and machine learning to identify emerging music talent, powering A&R decisions at Warner Music Group. As a Software Engineering Manager you will lead a hands‑on team, set technical strategy, own deliverables, mentor engineers, and collaborate with stakeholders to shape the future of music data.

Global Licensing team at Warner Music Group builds and delivers technology solutions that enable artists and labels to distribute music worldwide. The manager leads a team of 6‑10 engineers, sets technical strategy, writes code, and drives product delivery in collaboration with business stakeholders.

Automated Marketing engineering team at Warner Music Group builds internal tools and pipelines that leverage AI/ML to solve complex marketing challenges. The manager leads a full‑stack team—data engineering, Python backend, and React front‑end—designing and delivering greenfield projects while mentoring engineers and shaping technical strategy.

Distribution team at Warner Music Group reimagines global music delivery and monetization. The full‑stack engineer builds and scales core infrastructure and UI for release lifecycle, payments and AI‑enabled quality tools, working across Python back‑ends and TypeScript (React) front‑ends while provisioning AWS resources with Pulumi.

Automated Marketing engineering team at Warner Music Group builds internal tools and pipelines that enable AI/ML-driven marketing solutions. The role develops full‑stack applications in Python and React, creates data products and ETL pipelines, and integrates AI/ML models to automate marketing workflows.

Ads Engineering at Reddit builds the infrastructure that powers advertiser-facing products and real‑time ad delivery. The role focuses on developing microservices, distributed systems, and data‑intensive pipelines in Go, Python, and Scala.

Join Twilio’s Developer Platform Experience team to build internal tools that power the company’s cloud infrastructure and developer platform. You’ll develop backend, frontend, and client‑side applications, write runbooks, support 24x7 on‑call, and own medium‑sized features.

Software Engineer at Lattice building culture tools. Works with TypeScript, React, GraphQL, Node.js, PostgreSQL, AWS. Focuses on maintainable, performant code, cross-functional collaboration, documentation, UX improvement, and experimentation.

Platform Engineering team building scalable full-stack systems for customer‑facing digital products. Leads architectural design, develops Ruby on Rails and TypeScript services, and mentors engineers to ensure reliability and performance.

Hyper AI Agent Platform team at Motorola Solutions builds mission‑critical conversational AI to assist 911 telecommunicators. The Senior Software Engineer will lead architecture of real‑time voice AI pipelines, LLM orchestration, and backend infrastructure, mentor engineers, and drive reliability and performance standards.

Hyper AI Agent Platform team at Motorola Solutions builds real-time voice AI systems that assist 911 telecommunicators, reducing wait times and administrative load. The Senior Software Engineer will set technical direction, design and operate low‑latency audio pipelines, LLM orchestration, and telephony infrastructure while mentoring engineers and driving reliability.

AI Agent Platform team at Motorola Solutions builds real-time voice AI features for emergency response workflows, designing LLM‑powered systems that assist 911 telecommunicators. The Junior Software Engineer will develop full‑stack components—from backend services and AI pipelines to frontend interfaces—while participating in on‑call rotations and ensuring test, security, and observability standards.

Identity, Platform and Business Intelligence team at Calabrio‑Verint builds core platform services including identity management, user management and data pipelines. The Senior Software Engineer architects and develops scalable backend services on AWS, designs event‑driven microservices, and implements data lake integrations while supporting production on‑call rotation.

Platform Team builds the services and APIs that power large-scale business operations. The Senior Software Engineer designs and develops backend systems, creates reusable integration patterns, and productionizes AI-enabled workflows with observability and human-in-the-loop controls.

Engineering team at Qualifacts builds and maintains the core software platform that powers healthcare workflow automation. The Staff Software Engineer leads architecture design, mentors engineers, and drives delivery of high‑quality, scalable services.

Core Services Site Reliability Engineering team at StackAdapt builds and operates self‑healing systems that enable reliable, scalable backend services. The role maintains tooling, libraries, and infrastructure, designs cross‑cutting initiatives, and leads security reviews to keep the platform robust.

Distribution Center Solutions team at Afresh builds AI‑powered software to reduce food waste and maximize freshness across the grocery supply chain. The Senior Software Engineer designs and ships full‑stack applications, APIs and analytics tools, collaborating with product, design and machine‑learning specialists to deliver performant React experiences and robust backend services.