Top Software Engineer Jobs in Toronto

The Senior Software Engineer will own development from design to deployment, maintain a Ruby on Rails monolith, and implement web scraping techniques. You'll collaborate with leadership and manage integrations while leveraging AI tools.

The Senior Software Engineer will design and implement platform capabilities, optimize performance, mentor teammates, and ensure high-quality code across services utilizing AWS and Kubernetes.

The Senior Software Developer will design, build, and maintain high-quality code for front-end and back-end services while optimizing system performance and mentoring team members.

The Senior Software Developer will design, develop, and maintain full-stack internal applications and data processing workflows, collaborating with various teams to meet operational needs.

Lead architecture and implementation of Sentry's Issue Workflow platform, solving performance and scalability challenges, driving technical strategy, building real-time pipelines and search systems, and mentoring engineering teammates to improve product quality and user experience.

Build and operate event-streaming and messaging platform infrastructure. Design and develop highly scalable services, write maintainable code, evaluate technologies, lead cross-team initiatives, participate in on-call rotation, and mentor engineers to improve operational robustness and security.

The Senior Growth Platform Engineer will design and build scalable backend systems, APIs, and growth infrastructure to enhance experimentation and targeting capabilities for retailers.

The Staff Software Engineer will design and implement features for iOS/macOS, mentor engineers, drive collaboration, and improve software quality and security within Okta's Device Authenticators team.

The Senior Software Developer will design, build and support mission-critical distributed systems for real-time payments, manage infrastructure, and enhance product operations, all while collaborating with team members in various time zones.

The Principal Software Engineer at Snout will define architectural direction, build features across the stack, and enhance team effectiveness, ensuring quality and performance.

As a Senior Software Engineer, you'll develop and enhance the Snout web platform, collaborate with teams, and lead technical projects while ensuring performance and reliability.

The Senior Software Engineer will own feature development from design to deployment, focusing on user feedback and collaboration with ML researchers.

As a Senior Frontend Engineer, you'll develop UI features for the AI voice platform, working with React and TypeScript while collaborating on backend systems and leading projects from concept to launch.

As a Staff Engineer, you will lead architecture design and development, mentor junior engineers, and improve DevOps processes in a cloud services environment.

Lead a high-impact engineering team, oversee feature delivery and platform scalability, and improve technical maturity through modernization and AI tools.

The Senior Software Engineer will design and maintain software applications, mentoring junior engineers and integrating AI into the development process.

As a Senior Software Engineer, you'll develop software solutions, write clean code, collaborate with teams, and ensure system performance and reliability while leveraging AI technologies.

As a Senior Software Engineer, you'll work with large-scale LLM serving, improve performance on NVIDIA's inference stack, and collaborate with customers on benchmarking and optimization.

Lead design, development, and maintenance of Rust-based backend services and tools. Architect high-performance, scalable, observable systems, integrate AI-powered coding tools, mentor engineers, and drive technical vision and roadmap decisions across cross-functional teams.

Lead the architecture and development of a next-gen Business Intelligence platform on AWS, implementing robust data solutions and guiding engineering teams.

The Sr. Software Engineer will develop AI compiler technologies, optimizing models for Tenstorrent hardware, and engage in collaborative problem-solving with a focus on open-source contributions.

Senior front-end engineer responsible for developing products end-to-end, owning projects from concept through launch, and shaping company direction to drive growth across portfolio companies.

Design and build scalable, semantically consistent 360 entity data models and transformation pipelines. Implement cleansing, enrichment, KPIs, scoring, and business rules in SQL and Python/Scala, ensure data quality, lineage, and performance at scale. Use AI coding assistants and SDD to accelerate development, create tests and documentation, and collaborate with domain experts, data scientists, and product teams to deliver trusted, reusable data assets.

The Senior Software Developer will lead design and implementation of backend systems, mentor peers, and enhance AI capabilities in tax research software, focusing on high-quality standards and rapid delivery.

As a Staff Software Engineer, you'll architect and build foundational platform services, focusing on data infrastructure, healthcare interoperability, and secure APIs while mentoring other engineers.