211,454+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Lead Electrification Engineer at Alstom

Shape the future of transportation as the Head of Electric Traction at Alstom in Toronto. Utilize your electrification expertise to manage project delivery and ensure compliance.This full-time role at Alstom calls for a senior leader in Electric Traction. You will leverage your extensive knowledge in electri ...

AI & Emerging Tech Lead Engineer

Join CPP Investments as a Lead Engineer for AI and Emerging Technology in New York. This pivotal role blends coding with leadership to shape innovative AI solutions through hands-on development.As a Lead Engineer, you will spearhead the design and deployment of AI solutions, collaborating with teams to ident ...

Lead Devops Platform Engineer (Toronto)

Day-to-Day Insight Global is seeking a Lead DevOps Engineer to support a distributed, high‑volume transaction processing platform within Global Payments Technology function. This role is not traditional DevOps. The focus is on operating, scaling, and stabilizing Camunda8‑based workflow platforms u ...

Lead Platform Engineer (DevOps & MLOps)

Shore is an IT and strategy consulting firm focusing on innovation in the public sector. We deliver services and tools that advance public sector organizations and the services they provide. Shore’s working environment is flexible, collaborative, and down to earth. We work hard and deliver exception ...

Lead Snowflake Data Engineer Role

Drive innovative data solutions at the forefront of technology as a Lead Snowflake Data Engineer. This pivotal role focuses on building and optimizing Snowflake architectures and pipelines.In this crucial engineering position, you will take charge of designing and implementing Snowflake-based data architectu ...

Lead Integration Engineer Insurance Automation

Step into a pivotal role as an Integration Lead, specializing in insurance workflow automation for a top financial client. Leverage your engineering expertise to drive enterprise-level AI solutions.This role focuses on leading the technical execution of a large-scale automation initiative. You will collabora ...

Lead ML Engineer MLOps/LLMOps

As a Lead ML Engineer focusing on MLOps and LLMOps at Manulife, you will be at the heart of a data-driven culture! You will serve as the product owner for Manulife's MLOps framework, standards, and guidelines, maintaining the central GitHub MLOps repository, and fostering a community around it. You ...

Lead Civil Engineer at Kenaidan

Join Kenaidan Contracting Ltd as a Lead Civil Engineer in Mississauga and contribute to transformative construction projects. Your role will guide the engineering focus on durability and innovation.In this Senior Engineering position, you'll apply your skills in materials and processes to oversee complex hea ...

Lead Quality Engineer at RBC

Drive quality assurance excellence with RBC as a Senior Quality Engineer in the GFT Team. Support mission-critical applications and utilize technologies including cloud, Python, and Hadoop.In this hands-on role, you'll be responsible for leading quality control and testing across complex multi-platform appli ...

Lead iOS Engineer at Speechify

Become a Lead iOS Engineer at Speechify and make a difference in learning accessibility. This fully remote position emphasizes strategic engineering and user experience optimization.In this key role, you will significantly contribute to the success of Speechify’s iOS app, which has been recognized for its in ...

Lead Backend Engineer in FinTech

Elevate your career as a Lead Backend Engineer with a dynamic financial technology firm in Downtown Toronto. This hybrid role involves crafting high-performance systems for investment operations and financial analytics.This Senior Python Engineer position focuses on building robust backend systems in a capit ...

Lead Embedded Firmware Engineer Contractor

About Very Very is a fully distributed technology firm led by expert problem-solvers who create efficient, scalable solutions that move commercial, industrial, and consumer products from pilot to production in record time. We believe that real innovation happens in the grind — working sho ...

Lead Sales Engineer at Feroot

Elevate your career as a Lead Sales Engineer at Feroot in downtown Toronto. You'll provide pre-sales technical expertise and product demos to enhance client security.In this full-time role, you will collaborate with account executives to craft successful sales strategies. Your technical knowledge will assist ...

Lead Quality Engineer at Manulife

Enhance software quality at Manulife as a Lead Quality Engineer focused on automated testing in a hybrid work environment. Create impactful test solutions and improve product quality with our diverse teams.In this hybrid role, you will lead quality engineering efforts at Manulife by designing scalable automa ...

Lead Mechanical Engineer, Mining/Resources

Lead Mechanical Engineer, Mining/Resources Job Description The Opportunity Shape the World Around You – As a Lead Mechanical Engineer , you will lead the delivery of complex mechanical and piping engineering for mining and industrial projects across Canada. From early c ...

Senior Electrical Engineer & Team Lead

At Kepler Communications, we’re not just imagining the future of on-demand space connectivity - we’re leading it! Our mission is to provide real-time Internet access for space-based assets, enabling a new era of data-driven exploration and innovation. With 33 satellites launched t ...

Lead AI Engineer at Tangerine

Lead innovative AI initiatives at Tangerine as a Principal AI Engineer. Focus on natural language interfaces and build secure AI platforms to meet business needs.As a senior Principal AI Engineer, you will be at the forefront of AI development and architecture. Your responsibilities will include designing AI ...

Lead Geotechnical Engineer at Ausenco

Elevate your career with Ausenco as a Lead Geotechnical Engineer focusing on mine waste solutions across Canada. Utilize your extensive expertise in tailings management and business development to enhance sustainable projects.Ausenco seeks a recognized expert with over 15 years of experience to guide busines ...

Lead Electrical Engineer at Kepler

Elevate your career with Kepler Communications as a Lead Electrical Engineer. This role combines leadership with cutting-edge hardware design for space connectivity.Kepler is seeking a Senior Electrical Engineer to lead a small team and drive innovative hardware solutions for our space technology. In this hi ...

Lead Test Engineer Cloud Solutions

Elevate customer experiences as a Lead Test Engineer at Genesys in Canada. Drive testing strategies and collaborate with cross-functional teams to ensure top-notch software quality.At Genesys, a leader in AI-powered cloud solutions, you will play a pivotal role in the Batch Analytics Team. This full-time pos ...

Lead Infrastructure Engineer Azure (Toronto)

Infrastructure Developers help clients build and evolve systems that client organizations use to deliver and run software. They are comfortable working within teams of people with diverse roles and levels of experience to find solutions that meet the needs of the organization. They combine technical expert ...

Lead Performance Engineer at UniSysTech

Shape enterprise application performance with UniSysTech Consulting as a Lead Performance Engineer. Drive load testing and performance strategies in a hybrid work model.UniSysTech Consulting is looking for a Lead Performance Engineer to spearhead initiatives in performance testing and optimization for critic ...

Lead Analytics Engineer at Faire

Elevate your career as a Lead Analytics Engineer at Faire, driving AI-focused solutions for small to medium businesses. Utilize your data engineering skills to innovate product features and enhance data capabilities.In this influential role, you will lead a team of Data Scientists and Software Engineers to s ...

Lead Data & AI Platform Engineer

Shape the future of AI at Google Cloud as a Lead Platform Engineer specializing in Data and AI. Focus on architecting robust agentic platforms to drive automation and efficiency.This position requires strong expertise in building enterprise-level data and AI infrastructures with a focus on microservices and ...

Lead Data Engineer at Xanadu

Shape the future of quantum computing as a Lead Data Engineer at Xanadu. Transform data pipelines into a cohesive platform supporting innovative research and business analytics.In this hands-on technical role, you will develop Xanadu’s data infrastructure while collaborating with hardware researchers and dat ...

Hybrid Lead Structural Engineer Role

Explore the Hybrid Lead Structural Engineer opportunity at Sargent & Lundy, where your skills in structural analysis and design will shine in power transmission projects. Collaborate in a flexible environment that supports innovation.In this role, you will contribute your extensive knowledge as a structural ...

Lead Mechanical Engineer, Mining/Resources

Responsibilities Lead mechanical and piping engineering packages for multidisciplinary mining and industrial projects across all phases—from conceptual studies to detailed engineering and construction support. Apply deep knowledge of codes and standards (ASME B31.3, B31.4, B31.8, ...

Lead Structural Engineer Role Cementation

Lead groundbreaking mining projects as a Senior Structural Engineer with Cementation in North Bay, Sudbury, Toronto, or Vancouver. Your expertise will guide safe, compliant engineering solutions.Cementation is actively seeking a Senior Structural Engineer who will be pivotal in delivering high-quality engine ...

Quality Engineer Continuous Improvement Lead

A leading company in the power industry based in Toronto, Ontario, is seeking a Quality Engineer to lead improvement projects and ensure compliance with industry best practices. The ideal candidate will have a Bachelor’s degree in engineering and 3-4 years of relevant experience. Strong problem-solving and commu ...

Lead Structural Engineer 2 Grid

Description This position will offer you the ability to directly apply your knowledge of materials, structural analysis, structural steel design, and reinforced concrete design. As a member of an engineering and design team, you will work on a wide range of power transmission modifications and up ...

Lead Quality Assurance Engineer Wanted

Become a leader in quality assurance at Future Secure AI as a Lead Quality Assurance Engineer. Drive excellence in our AI products through your testing expertise and leadership skills.This role offers an exciting opportunity to influence AI software quality within a collaborative environment. You will apply ...

Lead Electrical Engineer Traffic signaling

About Us Are you ambitious and looking to make the right move in your career? Now is the perfect time to join Egis. Egis is experiencing substantial growth in North America, now made up of over 1,000 engineers, architects and planners across Canada and the USA. This strategic move underscores our ...

Lead Substation Engineer 1 Grid

Description This position will offer you the ability to directly apply your knowledge of protective relaying and controls systems for HV and EHV substations. As a Lead Substtion Engineer, you will: Lead of an engineering and design team, you will work on a wide range of substation m ...

Environmental Engineer Lead Rail & Transit

SENER is an independent engineering & construction firm. Established in 1956, today SENER employs 4000 people globally. Our mission is to serve our clients and the society by providing advanced, accurate and effective engineering solutions that improve our clients’ businesses and facilitate society’s acces ...

Lead Hardware Electrical Design Engineer

Oversee hardware electrical design in a leadership capacity as a Lead Design Engineer. Mentor junior engineers and manage complex projects ensuring they meet specifications while enhancing product safety and quality.This contract position focuses on the electrical hardware design for railway systems. Respons ...

Lead Application Release Engineer Role

Step into a Lead Application Release Engineer role at TD, focusing on infrastructure automation in Toronto. Bring your 7+ years of DevOps experience to optimize cloud operations and deployments.We're seeking an expert to guide a team of engineers in deploying and managing cloud technologies. Your role will b ...

Senior Electrical Engineer & Team Lead

At Kepler Communications, we’re not just imagining the future of on‑demand space connectivity – we’re leading it! Kepler’s mission is to provide real‑time Internet access for space‑based assets, enabling a new era of data‑driven exploration and innovation. We operate the first commercial op ...

Lead Graphics Engineer at Parallelz

Become a Lead Graphics Engineer at Parallelz and revolutionize mobile app experiences. You'll develop advanced rendering layers to unlock new potentials in web applications.In this role, you are expected to assume ownership over technical initiatives contributing to our graphics solutions. Engage with AI too ...

Hybrid Lead Structural Engineer Role

Explore the Hybrid Lead Structural Engineer opportunity at Sargent & Lundy, where your skills in structural analysis and design will shine in power transmission projects. Collaborate in a flexible environment that supports innovation.In this role, you will contribute your extensive knowledge as a structural ...

Lead Engineer for MAAS Development

Shape the future of Metal as a Service as an Engineering Manager. Lead software development, enhance team performance, and engage in cutting-edge technologies related to cloud infrastructure.As the lead in the MAAS team, you will be responsible for high-quality development and team leadership in an innovativ ...

Lead AI Forward Deployed Engineer

Join Accenture as a Lead AI Forward Deployed Engineer, where you will specialize in designing cutting-edge, agent-powered systems for enterprise environments. Bring your 7+ years of experience in cloud-native technologies to life.As a leader in this role, you will engage clients to transform AI ideas into ac ...

Lead Design Engineer Transportation & Energy

A leading infrastructure engineering firm in Toronto is seeking a mid-level Design Engineering Manager for the Union Station Expansion Project. The role involves leading design engineers, managing project schedules and budgets, and interfacing with construction teams. Ideal candidates will have a bachelor's degr ...

Lead Engineer for MAAS Development

Shape the future of Metal as a Service as an Engineering Manager. Lead software development, enhance team performance, and engage in cutting-edge technologies related to cloud infrastructure.As the lead in the MAAS team, you will be responsible for high-quality development and team leadership in an innovativ ...

Lead Solutions Engineer in Healthcare

Transform healthcare experiences as a Lead Solutions Engineer at League. This role harnesses AI to craft innovative digital health solutions for providers and patients alike.As the Principal Solutions Engineer, you will spearhead pre-sales activities and effectively demonstrate League's platform to potential ...

Lead Security Engineer at Robinhood

Become a pivotal force at Robinhood by leading as a Senior Security Engineer focused on AI Vulnerability Management. Transform security practices with innovative AI solutions and risk-based vulnerability strategies.Robinhood is on the lookout for a high-level Security Engineer to spearhead our automation and ...

Senior Frontend Engineer (Team Lead)

You will lead the development and evolution of our frontend platform, driving both team execution and the broader technical direction of the UI across the product. This role combines hands-on engineering with team leadership and org-wide influence. You’ll be responsible for delivering high-quality, ...

Lead Platform Engineer at Semrush

Become a key contributor at Semrush as a Senior Integration Platform Engineer within the Sales Team. Your expertise will shape the integration and data frameworks vital for business growth.This senior role encompasses ownership of the core integration platform and focuses on the design of secure cloud servic ...

Lead AI Forward Deployed Engineer

Join Accenture as a Lead AI Forward Deployed Engineer, where you will specialize in designing cutting-edge, agent-powered systems for enterprise environments. Bring your 7+ years of experience in cloud-native technologies to life.As a leader in this role, you will engage clients to transform AI ideas i ...

Lead Security Engineer at EvenUp

Join EvenUp as a Senior Security Engineer in our hybrid Toronto office. Drive the strategy and execution of security measures that protect our AI technology and sensitive data.This role focuses on leading the charge in risk management and code security initiatives. You will develop incident response plans, c ...

Lead Security Engineer at EvenUp

Join EvenUp as a Senior Security Engineer in our hybrid Toronto office. Drive the strategy and execution of security measures that protect our AI technology and sensitive data.This role focuses on leading the charge in risk management and code security initiatives. You will develop incident response pl ...

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