Top Software Engineer Jobs in Toronto

As a Staff Software Engineer at Juniper Square, you'll lead architectural decisions and develop AI-powered systems, mentoring engineers and ensuring high-quality technical standards while collaborating with cross-functional teams.

Develop and optimize embedded software systems, mentor junior engineers, collaborate with cross-functional teams, and ensure software performance and reliability.

Develop and optimize embedded software for diverse hardware platforms, lead software architecture efforts, mentor junior engineers, and ensure quality through testing and collaboration with cross-functional teams.

The Senior Software Engineer will enhance search features, fix bugs in Elasticsearch, and work collaboratively on search relevance improvements, while utilizing Java extensively.

The Lead Robotics Software Engineer will develop key functionalities of Dapster's robot technology, focusing on motion planning and navigation algorithms.

Lead ownership of Dapster's robotic system, writing code for sensors and interfaces, integrating devices, and contributing to foundational technology.

Design, architect, and implement new features for the Spellbook application while collaborating with product management and improving existing functionalities using AI technologies.

The role requires designing and developing web applications and backend systems, integrating LLMs, and ensuring quality software delivery.

The Software Engineer will develop backend systems for an AI Energy Agent, including data integration, microservices, and scalable architecture, focusing on performance and reliability.

The Founding Software Engineer will build and enhance crisis-intervention software, focusing on mobile and web applications for government welfare, ensuring compliance and integrating data securely. Responsibilities include feature development, security enhancements, and managing interns.

Design and maintain backend services and infrastructures focusing on Node.js, TypeScript, and Kubernetes, ensuring reliability and scaling.

The Senior Software Engineer will manage project implementation and deployment, maintain existing software, troubleshoot issues, and design scalable solutions using Python and Django.

The Staff Software Engineer will design and operate backend services for availability search, ensuring high performance and reliability. Responsibilities include coding, leading technical projects, and enhancing system architecture.

Design, implement, and maintain automated test frameworks and CI/CD-integrated test suites. Lead testing for features, execute unit/integration/performance/security tests, identify defects, mentor juniors, and improve testing processes across AWS-deployed systems.

As a Senior Software Developer, you will design, code, configure, and debug applications, provide expert support, and manage project estimations while impacting users' financial futures through innovative solutions.

Define, implement, execute and maintain test plans and cases for ADAS controllers. Automate tests, develop and troubleshoot HIL bench tests, use Python and CAN/Ethernet tools (INCA, CANoe, CANalyzer, VSpy), produce reports, and apply calibration/validation and AI tools to improve test coverage and productivity.

As a Senior Software Developer on the ML team, you will design and implement AI features, ensuring performance and scalability, while collaborating with cross-functional teams.

The Senior Software Engineer will design and develop AI-powered tools to automate quality assurance processes, improve developer workflows, and enhance testing efficiency, directly impacting developer productivity and satisfaction.

Build scalable ML data pipelines for Waabi's autonomous driving platform. Design, optimize, and manage datasets and training processes while collaborating with scientists and engineers.

Build and operate full-stack AI-powered agents integrated into HR and Finance workflows. Collaborate cross-functionally to design, implement, and run production services, mentor teammates, and apply strong engineering practices across the stack (frontend, backend, databases, cloud, containers, CI/CD, and observability).

Lead development on Brink POS, design and implement maintainable, tested solutions, perform code/design reviews, mentor engineers, propose architecture improvements, and collaborate cross-functionally.

Lead and mentor an embedded software engineering team delivering I&C applications for a nuclear SMR. Manage project scope, schedules, technical direction, reviews, requirements, testing, customer engagement, and documentation to ensure high-quality, compliant embedded software delivery.

Lead a scrum team to design, implement, test, deploy, and support MFGDM cloud services and data extraction pipelines. Drive cross-team collaboration, remove obstacles, ensure engineering excellence, build operational tooling and monitoring, and apply AI coding agents responsibly with rigorous verification and CI practices. Promote Applied AI best practices across teams.

The Embedded Software Engineer II designs and maintains software modules, integrates firmware with hardware, and ensures software quality through development and debugging.

The Staff Software Engineer role involves leading projects, coordinating engineers, improving processes, and representing PayPal to external partners, focusing on cloud and DevOps responsibilities.