Top Software Engineer Jobs in Toronto

Lead design and implementation of scalable backend services and frontend features across a polyglot stack. Drive architecture, API design, testing, CI/CD, observability, and operational excellence. Use AI tools extensively to generate, test, debug, and document code. Mentor engineers, conduct reviews, participate in on-call rotations, and collaborate cross-functionally to deliver reliable, high-performance dealer-facing SaaS solutions on AWS.

As a Senior/Staff Software Engineer at Maxima, you'll drive impactful initiatives in enterprise accounting automation, scale platforms, and manage complex workflows.

As a Senior Software Engineer, you'll lead software development for digital banking solutions, ensuring compliance and enhancing user experience while mentoring junior engineers.

Lead and mentor a software development team focusing on cloud data platform components. Drive business initiatives, enhance engineering practices, and ensure project delivery. Collaborate across teams to provide real-time data-centric experiences.

As a Senior Software Engineer, you will drive high-impact initiatives in data engineering, mentor junior team members, and build scalable, customer-facing applications. You will collaborate with cross-functional teams to enhance product features and contribute to the team's vision.

As a Staff Software Engineer for DXP, you will lead the architecture of the AI-native platform, integrate AI agents, manage design-to-code pipelines, and mentor fellow engineers to enhance development practices across Nubank.

Lead the development of backend services and APIs for AI-driven products, collaborate with cross-functional teams, and oversee complex projects. Focus on building scalable systems while contributing to the frontend when necessary.

The Senior Software Engineer will design and implement scalable systems using .NET and Angular, lead modernization initiatives, and ensure the reliability of production systems while collaborating with engineering teams.

The Senior Software Engineer will lead the redesign of an auto repossession platform, enhancing system resilience and integrating AI tools to improve operational efficiency. Responsibilities include system architecture, technical decision-making, and collaborative development across the software lifecycle.

The Lead Software Engineer designs, develops, and maintains high-quality software solutions for enterprise financial systems, leading technical direction and mentoring teams through integrations and modernizations.

Hands-on senior engineer responsible for designing, implementing, testing, and maintaining gameplay features, tools, and live-service systems. Debug and optimize performance, work on client-server and real-time systems, integrate tooling into pipelines, support production environments, mentor developers, participate in code reviews, and collaborate cross-functionally to modernize long-lived game codebases.

Lead and develop enterprise-level applications with a focus on technical leadership, client-facing problem-solving, and agile collaboration. Engage in continuous learning and mentor junior developers.

As a Senior Software Engineer, you will develop AI-powered systems to enhance accounting workflows, build backend services, and ensure optimal performance and reliability of AI solutions.

As Principal Engineer, you'll set technical strategy, guide architectural direction, and lead collaboration across teams to enhance software development and system reliability.

The Senior Staff Software Engineer will lead technical strategy, architecture decisions, and mentor engineers to shape the platform across teams, ensuring high standard coding and systems design with a focus on customer outcomes and engineering excellence.

Design and build large-scale, multi-tenant SaaS systems, overseeing end-to-end feature delivery and ensuring technical excellence while mentoring other engineers.

Design, build, and maintain test automation frameworks; automate functional and API tests; collaborate with developers; maintain documentation and improve processes.

Develop and extend device software and firmware for photonic AI processors, collaborating with multidisciplinary teams on system integration and control mechanisms.

The role involves designing, developing, and maintaining AI-powered software solutions in fintech, driving technical and strategic decisions, and managing project timelines.

As a Staff Software Engineer at Saris AI, you will lead the design and architecture of core systems, build AI-powered software for financial workflows, and drive engineering excellence while collaborating with product and leadership teams.

Develop and maintain Next.js front-end features and components integrated with a headless CMS. Implement responsive, accessible, SEO- and performance-focused UIs, bilingual support, analytics tracking, and platform deployments on Azure. Collaborate with marketing, design, and engineering on content models, tooling, testing, and documentation to improve authoring and delivery workflows.

As a Senior Software Engineer, you'll work full stack, managing services for Smart Security and Air Filter subscriptions while modernizing platform scalability.

Lead architecture, design, and delivery of large-scale, high-availability systems across cloud and mobile. Advance AI enablement and agentic workflows, own full components end-to-end, debug stack-wide issues, mentor engineers, and drive cross-team technical strategy and best practices.

The role involves building the data platform, overseeing architecture, improving performance and reliability, and collaborating with various teams. Responsibilities also include technical direction and mentoring other engineers.

As a Principal Software Engineer, you will design distributed systems, enhance product automation, and develop software solutions within a collaborative global team to address complex business challenges in finance.