163,050+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Cloud Native Backend Engineer Role

Take on a Cloud-Native Backend Engineer role at Cockroach Labs, focusing on evolving a distributed SQL database. Contribute to performance improvements and scalability as part of an innovative team.Joining the KV team, you'll help build and refine critical database components, including transaction managemen ...

Remote Senior Engineer ML Infrastructure

Join the Autodesk team as a Senior Machine Learning Engineer specializing in ML infrastructure. This remote position involves designing scalable systems that power innovative machine learning capabilities.As part of Autodesk, your role will focus on developing the systems behind machine learning workflows us ...

Experienced AI & ML Engineer Focused on Advanced Solutions

Join as an Experienced AI/ML Engineer, dedicated to creating transformative AI solutions. Leverage your strong background in machine learning and software engineering in a flexible hybrid model.This role is ideal for a seasoned professional who thrives on building and deploying AI-driven applications. You wi ...

Senior C++ Engineer at Glint Tech

Drive global trade impact as a Senior C++ Engineer with Glint Tech Solutions in Toronto. Utilize your extensive skills in C++, capital markets, and AWS Cloud to contribute to key projects.Glint Tech Solutions is actively seeking a Senior C++ Developer to enhance their trading technologies. This role requires ...

Remote Senior QA Engineer at SoundHound AI

Join SoundHound AI as a Senior QA Automation Engineer and shape the future of Voice AI through quality testing. Work remotely to make a lasting impact.In this role, you will be pivotal in enhancing our software quality assurance practices at SoundHound AI. Your focus will be on automation strategies and prom ...

Bilingual Technical Support Engineer ATOM

Elevate your technical career as a Bilingual Technical Support Engineer at ATOM. Leverage your expertise in application support and cloud platforms while providing exceptional customer service in Portuguese, English, and Spanish.This is an exciting opportunity for someone with a strong background in software ...

Senior Full Stack Engineer in Toronto

Elevate your career as a Senior Full Stack Engineer in Toronto, specializing in React, Node.js, and TypeScript within a dynamic financial services firm. Join a cross-functional team committed to innovation and professional development.This role requires a strong foundation in front-end and back-end developme ...

Senior C++ and Python Developer in Toronto

Elevate your career as a Senior Developer at a leading investment management firm in downtown Toronto. This hybrid role focuses on C++ and Python to enhance trading solutions.This global IT services firm is seeking a Senior Engineer for their Public Markets Technology team. The role involves collaborating wi ...

Undergraduate Engineer For Microgrid Projects Toronto

Shape the future with creative projects as an undergraduate engineer in Oakville. This role supports microgrid initiatives through engineering standardization and process automation. We are looking for a detail-oriented student currently enrolled in Engineering, Business, or Software programs. You will ass ...

Senior Full Stack Developer AI Systems

Shape the future of AI by developing a scalable, cloud native platform tailored for enterprise needs. This hybrid role emphasizes Akka, MLOps, and high-performance service architecture.As a Senior Full-Stack Software Engineer, you will design and deliver key components of an AI platform. Work closely with a ...

iSteer Systems Integration Engineer Role

Join iSteer Inc. as a Systems Integration Engineer in Toronto, focusing on software development with Workato. This permanent full-time position emphasizes integration and system automation.In this role, you will engage in designing and developing integration solutions by closely collaborating with IT stakeho ...

Senior Quality Engineer Role at Interac

Join Interac as a Senior Quality Engineer to ensure high-quality software through robust testing processes. This role emphasizes collaboration, innovation, and automation in quality assurance practices.In this position, you’ll leverage your skills in functional, automation, and backend testing. You'll mentor ...

Senior Staff Engineer at Carta Canada

Join Carta as a Senior Staff Engineer, focused on crafting resilient solutions for financial systems in Toronto, Canada. Leverage your extensive experience to influence technical strategies and boost engineering excellence.As part of Carta, you’ll ensure the long-term technical health of key projects with co ...

Senior Engineer in Signal Processing Algorithms

Join Waabi's innovative team as a Senior Software Engineer specializing in High-Performance Onboard Algorithms for autonomous driving systems. Shape the future of transportation technology.As a key member of Waabi, you will design and optimize algorithms that ensure real-time performance for sensor data proc ...

Senior Quality Assurance Engineer Future Secure AI

Join Future Secure AI as a Senior Quality Assurance Engineer, where you'll shape testing processes for cutting-edge AI products. Your expertise in manual and automated testing will ensure excellence.Future Secure AI is hiring Senior Quality Assurance Engineers to safeguard the quality of our innovative AI te ...

MEAN Stack Senior Engineer Role

Elevate your career with SRED.io as a Senior Software Engineer focused on the MEAN Stack. Help Canadian businesses streamline their SR&ED claims through an innovative AI-backed platform.We are actively searching for experienced Senior Software Engineers to join our dynamic, product-centric team. With at leas ...

Infrastructure Engineering Role at StackAdapt

Step into a leading role at StackAdapt as a Senior Software Engineer focused on Infrastructure. This remote position enables you to innovate cloud services while ensuring system reliability from anywhere in Canada or the U.S.As part of the Core Services Site Reliability Engineering team, you'll leverage your ...

AI Focused Full Stack Engineer at DataBraid

Be a pivotal player as an AI-Focused Full Stack Engineer at DataBraid, located in Toronto or Kitchener/Waterloo. This hybrid role requires deep knowledge of Python, TypeScript, and generative AI.In this foundational engineering position, you'll collaborate closely with the CTO and founding team to build an a ...

AI Engineering Expert in Banking

Become an AI Engineering Expert focused on banking technology. Create innovative AI solutions that drive efficiency and decision-making in financial services.This position within the Global Transaction Banking technology team emphasizes hands-on development of AI-driven tools and systems. The engineer will c ...

Full Stack Engineer Specializing in AI Integration

Drive the future of application development as a Full-Stack Engineer focusing on AI integration. Collaborate with teammates to design secure, scalable software solutions that leverage the latest in generative AI technology.Your responsibilities will include leading development efforts for SaaS applications t ...

Front End Engineer II for Campaign Management

Elevate advertiser experiences at Amazon Advertising as a Front-End Engineer II. Design high-performance applications utilizing React and TypeScript while driving innovative AI integrations.You will develop responsive applications that merge traditional UI with advanced AI capabilities. Collaborate with UX d ...

Senior Machine Learning Engineer Remote Option

Join Recursion as a Senior Machine Learning Engineer and advance drug discovery technologies. Utilize your ML and software engineering acumen to build a versatile platform for varied applications.In this pivotal role based in Toronto or Salt Lake City, you will develop a robust ML platform tailored for diver ...

Client Focused Solutions Engineer

Join EliseAI as a Client-Focused Solutions Engineer dedicated to improving customer experiences through technical support and AI integrations. Embrace a hands-on, collaborative work approach at our office.In this role, you'll be responsible for supporting clients by understanding their technical needs and de ...

Senior Engineer Search Infrastructure at Autodesk

Join Autodesk as a Senior Software Engineer dedicated to Search Infrastructure. Your skills will be critical in enhancing search experiences across Fusion, Forma, and Flow within Autodesk’s Industry Clouds.In this role, you will utilize your expertise in Java and cloud infrastructure to build scalable micro- ...

AI Focused Engineer for Legal Solutions

Drive innovation in the legal industry as a Senior Forward Deployed Engineer with Clio in Toronto. Your expertise will turn complex challenges into impactful software solutions tailored for clients.This role emphasizes embedding within client operations to develop custom AI workflows and integrations using C ...

NVIDIA Senior Engineer AI Inference Solutions

Drive innovation at NVIDIA as a Senior Software Engineer in AI inference. Collaborate directly with customers to optimize LLM serving and performance scalability.This impactful role involves partnering closely with engineering teams at NVIDIA to refine large-scale LLM serving solutions. Engage in both profil ...

Senior UI Engineer at Sledgehammer Games

Bring your experience to Sledgehammer Games as a Senior UI Engineer in Toronto. Focus on developing and optimizing UI for AAA games while collaborating globally with teams.In this role, you'll be a key player in creating exceptional user interfaces. You need strong skills in C/C++, data structures, and LUA s ...

Product Engineer At Innovativeb Saas Toronto

Become the pioneering Product Engineer at an exciting B2B SaaS startup backed by Bessemer Venture Partners. Drive product innovation from requirements to delivery and enhance user experiences. This role offers the chance to take ownership of product initiatives, leading them from the ground up. You' ...

Cerebras Performance Engineer Role

Be a part of Cerebras' innovative Runtime Team as a Performance Engineer. Optimize performance for high-performance ML training and inference solutions on unique hardware.In this role at Cerebras, you’ll focus on enhancing the performance of our CS-3 system through extensive optimization of the software driv ...

LEA Intermediate Vibration Engineer Opportunity

Advance your career at LEA as an Intermediate Vibration Engineer specializing in Building Acoustics. This hybrid opportunity lets you balance remote work with field assessments.As part of LEA’s team, you will analyze and mitigate noise and vibration in various building projects by reviewing designs and ...

Autodesk Senior Data Engineer Hybrid

Take on a pivotal role at Autodesk as a Senior Data Software Engineer, specializing in Personalization. Located in Toronto, you’ll work in a hybrid environment building AI-powered systems that enhance user engagement.As part of the Personalized Experiences Team, you will be responsible for designing an ...

Machine Learning Engineer at Kraft Heinz

Join Kraft Heinz as a Senior Machine Learning Engineer in a hybrid work setup in Toronto, ON. Collaborate with cross-functional teams to deliver scalable machine learning solutions.In this senior role, you'll design, build, and deploy cutting-edge machine learning systems, driving significant business ...

Associate Structural Engineer Nuclear Facilities

Become a key player at Sargent & Lundy as an Associate Structural Engineer focusing on nuclear facility projects within a hybrid work model. Tackle complex design challenges and collaborate closely with multidisciplinary teams.In this role, you will engage in structural engineering tasks applicable to ...

BCG X Forward Deployed AI Engineer

Elevate your career as a Forward Deployed AI Engineer at BCG X in Toronto or Montreal. Utilize your Python skills to develop AI solutions that tackle complex challenges for clients.In this exciting role, you will be part of a growing engineering team at BCG X, focusing on innovative applications of AI, ...

Junior Structural Engineer Nuclear Design

Begin your career as a Junior Structural Engineer focusing on nuclear design at Sargent & Lundy. This hybrid role offers flexibility and opportunities to work on innovative projects in nuclear facility development.This entry-level position allows you to dive into structural design tasks, collaborating ...

AI Powered Data Engineer at Autodesk

Shape the future of design with Autodesk as a Senior Data Software Engineer focused on AI-powered personalization. Embrace a hybrid work model while developing scalable data systems that enhance product experiences.This senior role offers a chance to join the Personalized Experiences Team, where your e ...

Waabi Research Engineer Sensor Data Solutions

Be a key player in the sensor signal processing team at Waabi. Your innovative solutions will power the future of autonomous driving by optimizing sensor data usage.As a Research Engineer at Waabi, you will engage in significant research and development, focusing on creating efficient signal processing ...

Senior C++ Engineer at Glint Tech

Drive global trade impact as a Senior C++ Engineer with Glint Tech Solutions in Toronto. Utilize your extensive skills in C++, capital markets, and AWS Cloud to contribute to key projects.Glint Tech Solutions is actively seeking a Senior C++ Developer to enhance their trading technologies. This role re ...

Senior Engineer in Signal Processing Algorithms

Join Waabi's innovative team as a Senior Software Engineer specializing in High-Performance Onboard Algorithms for autonomous driving systems. Shape the future of transportation technology.As a key member of Waabi, you will design and optimize algorithms that ensure real-time performance for sensor data proc ...

Full Stack Engineer for AI Innovation

Transform resident maintenance with SuiteSpot as a Full Stack Engineer dedicated to AI innovations. Utilize your expertise to enhance features and improve system performance.Join SuiteSpot to develop SAM, our AI agent capable of handling diverse resident requests. With over five years of engineering ex ...

Senior Java Engineer for Cloud Systems

Drive backend solutions as a Senior Software Engineer IV with a focus on Java or Go in a hybrid environment based in Toronto, Canada. Contribute to scalable, event-driven systems and utilize AWS resources effectively.This role is tailored for seasoned engineers with 7–10 years of experience in backend ...

Senior Engineer for Issue Workflow at Sentry

Join Sentry as a Senior Engineer in the Issue Workflow team, where your work directly influences the developer community. This role merges backend challenges with product-driven solutions in a hybrid work model.As a key member of the Issue Workflow team, you will architect systems that convert billions ...

Java Engineer in Hybrid Format

Pursue your passion for Java development at Priceline as a Hybrid Java Engineer. This role emphasizes crafting robust back-end systems that enhance user experiences for millions of searches each day.With at least 4 years of software engineering experience, you will be integral to an agile team that pri ...

Junior ML Kernel Engineer at Amazon

Join AWS as a Junior Machine Learning Kernel Engineer based in Toronto, Ontario. Specialize in creating high-performance kernels for proprietary ML accelerators like Inferentia and Trainium.Become a part of Annapurna Labs at Amazon Web Services, where your work will directly impact deep learning and generati ...

NVIDIA Senior Engineer AI Inference Solutions

Drive innovation at NVIDIA as a Senior Software Engineer in AI inference. Collaborate directly with customers to optimize LLM serving and performance scalability.This impactful role involves partnering closely with engineering teams at NVIDIA to refine large-scale LLM serving solutions. Engage in both profil ...

MEAN Stack Senior Engineer Role

Elevate your career with SRED.io as a Senior Software Engineer focused on the MEAN Stack. Help Canadian businesses streamline their SR&ED claims through an innovative AI-backed platform.We are actively searching for experienced Senior Software Engineers to join our dynamic, product-centric team. With at leas ...

Salesforce QA Engineer Contract Toronto

Elevate your testing skills as a Salesforce QA Engineer in Toronto with a focus on quality assurance for Salesforce applications. This contract role demands onsite presence three times a week.We seek a skilled candidate with 3+ years in software testing and at least 2+ years in Salesforce environments. Exper ...

Senior Engineer for LLM Retrieval Workflows

Become a key player at Klue as a Senior Software Engineer in Toronto, focusing on LLM-powered retrieval and agentic workflows. Design innovative systems that enhance business insights and improve customer experiences.This role involves taking ownership of complex projects and leading the architectural direct ...

Cerebras Performance Engineer Role

Be a part of Cerebras' innovative Runtime Team as a Performance Engineer. Optimize performance for high-performance ML training and inference solutions on unique hardware.In this role at Cerebras, you’ll focus on enhancing the performance of our CS-3 system through extensive optimization of the software driv ...

Full Stack Engineer Specializing in AI Integration

Drive the future of application development as a Full-Stack Engineer focusing on AI integration. Collaborate with teammates to design secure, scalable software solutions that leverage the latest in generative AI technology.Your responsibilities will include leading development efforts for SaaS applications t ...

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    Lead Software Engineer Pythonreact Jobs in Toronto Job Search Guide, Trends and Insights