Senior Full Stack Software Engineer Jobs in Toronto, ON

Lead the charge in ensuring operational stability and incident management across multi-cloud environments. Drive automation and observability improvements while collaborating with cross-functional tea...

Join a team that's dedicated to enhancing customer experiences through innovative software solutions. As a software engineer, you'll tackle complex challenges, contribute to system development, and co...

Take ownership of evolving a large-scale messaging platform, ensuring reliability and performance across critical systems globally while driving engineering decisions and collaborating with diverse te...

Drive innovation in Stripe's authentication ecosystem by enhancing our IAM Login Services. Collaborate across teams to optimize security features, expand OAuth offerings, and support AI integration fo...

Drive the evolution of Stripe's authentication stack as a Backend Engineer, enhancing security and scalability while collaborating with teams to deliver innovative IAM solutions supporting enterprise...

Champion mobile innovation by owning the ElevenMusic app across iOS and Android. Drive product development with autonomy, focusing on creating exceptional experiences for musicians and creatives in a...

Join a dynamic team to deliver innovative on-prem and cloud applications in financial services. Collaborate across functions, drive quality, and leverage your expertise in AWS, NodeJS, and React to en...

Accelerate progress at the forefront of engineering by owning complex system designs, driving innovation, mentoring teams, and ensuring scalable solutions that enhance performance across digital inves...

Lead the charge in delivering complex systems as a Principal Engineer. Drive innovation by mentoring a talented team and ensuring robust architecture while optimizing performance across our engineerin...

Design and optimize evaluation systems for AI agents, enhancing performance and quality through innovative metrics and benchmarks. Collaborate with cross-functional teams to ensure agents meet user ne...

Lead the development and management of data pipelines and datasets, optimizing workflows for perception teams while ensuring reliable data access and evaluation metrics, all aimed at improving machine...

Innovate the future of capital markets technology by enhancing trading platforms. Collaborate with global teams to bridge business and technology, driving requirements gathering and supporting critica...

Join a team that's driving innovation in API integrations and enterprise connectivity. Collaborate with stakeholders to define and deliver seamless API-based solutions that enhance system interoperabi...

Join a team that's redefining cloud data experiences at scale. As a Principal Software Developer, you'll lead critical initiatives, mentor talent, and drive impactful engineering practices in a dynami...

Optimize global payroll and time systems migration across multiple countries, ensuring governance and compliance as you lead the Dayforce implementation. Collaborate with stakeholders and vendors to t...

Optimize backend systems and integrations to drive AI-powered applications. Collaborate across teams to build scalable, reliable solutions while enhancing enterprise knowledge infrastructure and ensur...

Tackle complex challenges in capacity modeling, ensuring infrastructures handle peak demands while leading strategic initiatives and cross-team collaborations to optimize performance and reliability...

Join our innovative AI Solutions team to transform business needs into impactful AI applications. Leverage your expertise in software development and automation to deliver cutting-edge solutions that...

Join a team that's transforming customer experiences by leading engineering initiatives that deliver seamless, data-driven solutions. Collaborate with cross-functional teams to build scalable systems...

Lead the charge in evolving a cutting-edge financial assistant, enhancing user experience through innovative features and AI integration while collaborating with cross-functional teams in a dynamic st...

Innovate your career by leading the development of backend systems and APIs that empower customer interactions. Collaborate across teams to drive technical solutions and mentor engineers, ensuring sea...

Drive the design and development of scalable APIs and backend systems, ensuring robust data foundations for AI capabilities. Collaborate with cross-functional teams to deliver secure, maintainable sof...

Join a team that's redefining software delivery by leading the transition to AI-driven development, architecting critical systems, and mentoring engineers in a cloud-native environment...

Lead the charge in developing innovative AI solutions that bridge research and production, enhancing financial query understanding and code generation through cutting-edge technologies and collaborati...

Lead a high-performing team to modernize and enhance AI capabilities in legal research. Drive technical strategy, oversee backend systems, and deliver innovative solutions while navigating ambiguity i...