Top Software Engineer Jobs in Toronto

Lead backend development of financial services (transfers, cards, lending), integrate third-party banking APIs, collaborate with product and operations, and ship production-ready systems in a fast-paced startup.

Design and maintain backend services for AuthZed Cloud's control plane, focusing on Kubernetes systems and secure authentication. Collaborate with teams for system reliability and incident resolution.

Lead the technical design and delivery of ShareGate's Backup feature. Collaborate with teams for scalability, security, and maintainability while mentoring developers.

The Senior Data Engineer II will design and operate data pipelines, manage data modeling, ensure data quality, and collaborate across teams for analytics and AI integration.

Join Docker's IAM team as a Senior Software Engineer to design and operate backend identity services focusing on authentication, authorization, and security for millions of developers. You'll lead projects, mentor teammates, and evolve Docker's identity model in a remote-first global environment.

As a Senior Software Engineer, you'll architect and develop cost management features, enhance UI components, create data visualizations, and improve application performance, while taking ownership of features from design to delivery.

As a Senior Software Engineer II, you'll design and implement backend systems and APIs in Go, build full-stack features, provide technical leadership, and support software in production while collaborating across disciplines to enhance product observability.

The Principal Software Engineer will design and build the Linux-based infrastructure for satellite communication systems, ensuring performance and security. Responsibilities include software lifecycle management, system debugging, and collaborating with hardware engineers.

Architect and develop systems for the Ads platform, focusing on campaign management, targeting, delivery, and performance. Lead technical decisions and mentor engineers while collaborating with cross-functional teams to fulfill business requirements.

Design and build backend services (Go/Java/Python) to run AI/model inference on streaming data. Own end-to-end features across model lifecycle, inference routing, control plane and serving layers. Ensure production reliability, test coverage, documentation, and participate in on-call. Lead cross-team technical decisions and mentor engineers.

Design, build, and maintain scalable, high-performance web applications using React, Node.js, and AWS. Collaborate with cross-functional teams on architecture, implement backend microservices, apply containerization and orchestration, enforce best practices, and solve complex problems. Mentor team members and participate in special projects.

The Senior Software Developer will design, develop, and maintain software solutions, ensuring code quality and system performance while collaborating with the engineering team. Responsibilities include implementing features, leveraging DevOps practices, and enhancing team capabilities through informed technical suggestions.

Design, build, and maintain hedge accounting features; collaborate on Agile projects; ensure software accuracy; mentor junior engineers.

The Software Engineer will drive technical innovation in software companies, modernizing systems and building AI-powered products while collaborating across teams.

Design, build, and evolve the frontend and backend of a cloud-based clinical AI platform; own architecture, break down ambiguous problems, and collaborate with Product, Design, ML, Security, and Infrastructure teams while integrating AI-assisted development workflows.

The Senior Software Engineer will design and improve AI management systems, collaborate with cross-functional teams, and address technical challenges with privacy and security in mind.

The Principal Software Engineer will lead the development of an AI-driven platform for life sciences, owning all feature implementations and mentoring a growing engineering team.

The Software Architect leads the architecture and technical direction for analytics reporting, ensuring design scalability, quality, and mentorship for engineers. Responsibilities include overseeing data ingestion, defining standards, and collaborating with cross-functional teams to deliver robust data systems.

The Senior Software Developer designs, codes, tests, and debugs software components, ensuring quality and functionality while mentoring juniors and collaborating with teams.

The Staff Software Engineer will lead the long-term technical strategy for Nubank's credit card platform, ensuring scalability, mentoring engineers, and solving complex architectural challenges while maintaining compliance.

As a Senior Software Engineer, you will lead your team in delivering features according to specifications, ensuring scalable technical decisions, and mentoring team members.

The Senior Embedded Software Engineer designs, develops, and maintains embedded software for various hardware platforms, ensuring integration and reliability while leading software architecture efforts and mentoring junior engineers.

Develop and maintain embedded software solutions, debug firmware, provide technical documentation, and collaborate with teams on projects.

Lead the validation and compliance of non-product software used in medical device development. Responsibilities include defining validation strategies, ensuring compliance with FDA and ISO standards, and cross-functional collaboration.

As a Frontend Leaning Full Stack Engineer, you will improve internal software, enhance user-facing tools, and shape UX/UI for founders and investors, focusing on efficiency and product ownership.