1,718,825+ Lead Full Stack Javascript Engineer Jobs in Canada — Top Companies Hiring June 2026

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Embedded Software Lead Engineer Position

Drive innovation at UR as a Lead Engineer focusing on embedded software development. You'll design, implement, and test firmware for hardware systems in the Transmission product line.As part of a multi-developer firmware team, you'll analyze, design, and implement solutions that meet project objectives. Your ...

Lead Roadway Design Engineer SYSTRA

Drive infrastructure innovation as a Lead Roadway Design Engineer with SYSTRA Canada. This role is focused on developing and executing key roadway projects in the GTA Area.Reporting to the Civil Design Lead, you will coordinate and manage road design staff while ensuring compliance with quality and project r ...

Lead Software Engineer at Element

Elevate your career as a Lead Software Engineer with Element in Toronto, ON. Focus on developing high-quality software for financial systems, driving innovation every day.In this pivotal role, you will design, develop, and maintain scalable enterprise solutions while mentoring engineering teams. Your strong ...

Lead Application Modernization Engineer Role

Advance your career with Raise as a Senior Application Modernization Engineer, based in Toronto, ON, in a hybrid model. Spearhead enterprise modernization and cloud strategy initiatives with a focus on technical excellence.Raise is seeking a senior technology professional to lead cloud transformation and mod ...

Lead Software Engineer, Finance System

Get started on an exciting career at Element! Element employees make a difference in the lives of others every day. We are re‑defining the fleet management industry to be people first, then business – delivering on our promise of a superior client experience. This takes hard work and innovation, ...

Lead Mine Restoration Engineer Canada

Join the Minerals and Metals team at AtkinsRéalis as a Lead Mine Restoration Engineer in Canada. Leverage your extensive experience in mine restoration to drive technical excellence in large-scale projects.In this senior role, you will oversee mine and tailings closure projects, providing essential technical ...

Lead Mechanical Engineer in Mining

Shape the future of mining infrastructure as a Lead Mechanical Engineer at WSP. Optimize complex plant layouts while ensuring safe and sustainable operations both nationally and internationally.WSP is seeking a Senior Mechanical Engineer to guide the Mine Process & Mine Infrastructure team. You will manage e ...

Senior Lead Engineer, DevOps & MLOps

Join Shore as a Senior Lead Engineer, specializing in DevOps and MLOps. This hands-on role focuses on cloud infrastructure and CI/CD pipelines in a flexible work environment.As a key member of Shore, you'll report to the Director of Platform Services, directly improving production cloud environments for Affl ...

Lead Control Systems Engineer Opportunity

Drive innovation as a Lead Control Systems Engineer, applying your expertise in process automation systems and control engineering. Collaborate closely with clients and teams to create tailor-made solutions.In this leadership role, you are tasked with developing user-centric documentation and leading project ...

Lead Electrical Engineer in Winnipeg

Drive innovation as a Lead Electrical Engineer in Winnipeg, MB. This role focuses on assessing electrical systems and leading design efforts for renovation and new building projects.As the Principal Electrical Engineer, you will evaluate existing systems and collaborate with design teams to create comprehens ...

Lead Utility Design Engineer Role

Excel as a Senior Utility Design Engineer at AtkinsRéalis in Canada, focusing on innovative municipal utility systems for large-scale projects. Collaborate and mentor within a dynamic team environment.This senior position within the Municipal Infrastructure team involves overseeing the design and coordinatio ...

Lead Mechanical HVAC Engineer Ontario

Join WSP as a Senior Mechanical HVAC Engineer, specializing in multidisciplinary projects in Ontario. Drive HVAC design from concept to completion while mentoring junior engineers and ensuring project success.As a Senior Mechanical HVAC Engineer at WSP, you will lead mechanical design for mining, metals, and ...

Lead Mainframe Software Engineer Hybrid

Elevate your career as a Lead Mainframe Software Engineer in a flexible hybrid work environment. Engage in innovative projects that directly enhance client experiences and financial security.Join our forward-thinking team where your expertise in large-scale application development and problem-solving skills ...

Lead Platform Engineer (DevOps & MLOps)

Company Description 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 ...

Senior/ Lead AI Engineer FICO

The Opportunity “As a Senior Engineer on our Applied AI team, you will be at the forefront of building AI-powered software that transforms how our platform operates. You will design, build, and maintain production‑grade applications and agentic systems — leveraging LLMs, agent SDKs, MCP‑based too ...

Lead Performance Engineer Hybrid Role

Elevate your career as a Lead Performance Engineer at UniSysTech Consulting, focusing on performance testing and optimization in a hybrid model based in Toronto.UniSysTech Consulting seeks an expert to lead performance testing strategies and optimization for enterprise applications. This role involves defini ...

Lead Geothermal Engineer at Seequent

Lead geothermal engineering initiatives at Seequent and enhance flow simulation practices. Use your expertise to mentor teams and engage clients in sustainable practices.Seequent, a global leader in geothermal technology, is seeking a Lead Geothermal Engineer to support software adoption and conduct impactfu ...

Lead Structural Engineer at WSP

Drive innovative structural solutions as a Senior Structural Engineer at WSP in Sudbury, ON. This role focuses on mining and industrial projects, emphasizing both brownfield and greenfield initiatives.As a Senior Structural Engineer, you will lead complex designs and engineering studies in support of critica ...

Lead Machine Learning Engineer Roles

Step into leadership with lead machine learning engineer roles that focus on enhancing customer models and optimizing ML systems across industries.These positions emphasize building real-time AI solutions, collaborating with data scientists to drive effective machine learning and AI implementations. Candidat ...

Lead Mechanical Engineer at Raute

Elevate your career with Raute as a Mechanical Engineering Manager. Lead a high-performing team in the design of innovative equipment for engineered wood products in a supportive environment.In this pivotal role, you will report directly to the Head of Delta Business Line and guide a talented team of enginee ...

Senior/ Lead AI Engineer (Brampton)

The Chance As a Senior Engineer on our Applied AI team, you will be at the forefront of building AI-powered software that transforms how our platform operates. You will design, build, and maintain production-grade applications and agentic systems — leveraging LLMs, agent SDKs, MCP-based tooling, ...

Senior/ Lead AI Engineer (Kitchener)

The Opportunity “As a Senior Engineer on our Applied AI team, you will be at the forefront of building AI-powered software that transforms how our platform operates. You will design, build, and maintain production-grade applications and agentic systems — leveraging LLMs, agent SDKs, MCP-based tool ...

Lead Structural Engineer in Mississauga

Elevate your career as a Lead Structural Engineer with Tetra Tech in Mississauga, Ontario. Oversee projects in the power sector while utilizing your expertise in structural design and project management.This senior role requires a seasoned professional with 10+ years in structural engineering, specifically i ...

Lead Mechanical Engineer with WSP

Join WSP as a Lead Mechanical Engineer focused on HVAC systems in Thornhill or Downtown Toronto. Play a strategic role in innovative building projects for the GTA.As part of WSP’s Property & Buildings M&E team, you'll be at the forefront of designing sustainable buildings that meet modern needs. This role re ...

Lead Databricks Data Engineer Role

Join Tata Consultancy Services as a Lead Data Engineer focusing on Databricks. Play a pivotal role in evolving enterprise data platforms and enhancing finance-related analytics.This position at TCS calls for a seasoned Data Engineer with expertise in both Databricks and cloud object storage. You will be pivo ...

Lead Software Engineer at Jerry.ai

Become a technical leader at Jerry.ai, shaping advanced automation systems for the first mobile app simplifying car ownership. Drive core backend development using TypeScript and GraphQL, while leading a dedicated engineering team.As an Engineering Team Lead, you will initially dive deep into the code, maste ...

Lead Software Engineer (Java SDET)

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and acce ...

Lead / Senior Generative AI Engineer

Vancity CentreVancity Centre183 Terminal AveVancouver, BC V6A4G2, CAN We’re Vancity, a member‑owned credit union built on the principles of inclusion and social justice. Since 1946, our relentless commitment to these values has helped us challenge the status quo and break down barrie ...

Lead SCADA Engineer at WSP

Join WSP as a Lead SCADA Engineer and shape the future of critical infrastructure in Canada. Bring your expertise in automation and control systems to enhance safety and reliability for industries and utility operations.In this senior role within the Electrical Engineering discipline, you will integrate, des ...

BIOS Senior/Lead Software Engineer

Job Description Who You’ll Work With Arista’s BIOS team is responsible for developing and maintaining the CPU firmware, BIOS and Boot Loader software used in all Arista products. This work includes bringing up new CPU boards, getting EOS to boot securely, efficiently and reliably. This ...

Lead Mechanical Engineer Waste Management

AtkinsRéalis is seeking a Lead Mechanical Engineer for waste and wastewater projects in Toronto. Leverage your engineering expertise to enhance service offerings and client satisfaction.As a Senior Industrial Mechanical Engineer, you will spearhead engineering services for waste treatment initiatives, design ...

Lead Conveyance Engineer in Vancouver

Elevate your engineering career with Associated Engineering as a Lead Conveyance Engineer in Vancouver. Get involved in project management, mentorship, and business expansion in a dynamic environment.In this senior role, you will facilitate the growth of Associated's Conveyance business in British Columbia. ...

ADMS Lead Engineer (East York)

Overview Will consider candidates near other TRC offices ( The ADMS Lead is responsible for providing guidance and assistance towards the overall project’s technical solution and implementation. The ADMS Lead will play an integral part on the proper delivery on one or more ADMS and/o ...

Lead Electrical Design Engineer Essex

Elevate your career as a Lead Electrical Design Engineer in Essex with hybrid working options. Join a dynamic team focusing on cutting-edge electrical building services design and mentorship.This Senior Electrical Design Engineer role involves leading projects from initial concept to detailed design and fina ...

Lead Mechanical HVAC Engineer Ontario

Join WSP as a Senior Mechanical HVAC Engineer, specializing in multidisciplinary projects in Ontario. Drive HVAC design from concept to completion while mentoring junior engineers and ensuring project success.As a Senior Mechanical HVAC Engineer at WSP, you will lead mechanical design for mining, metals, and ...

Lead Environmental Engineer at EnVision

Join EnVision Consultants as a Lead Environmental Engineer on the Rural Servicing team. This role is crucial for directing decentralized projects and requires expertise in technical engineering tasks.The ideal candidate will possess a Bachelor's degree in Environmental or Water Resource Engineering and hold ...

Lead Mechanical HVAC Engineer Ontario

Join WSP as a Senior Mechanical HVAC Engineer, specializing in multidisciplinary projects in Ontario. Drive HVAC design from concept to completion while mentoring junior engineers and ensuring project success.As a Senior Mechanical HVAC Engineer at WSP, you will lead mechanical design for mining, metals, and ...

Lead Power Engineer Facility Supervisor

Join us as a Facility Supervisor focused on leading a team of power engineers and ensuring compliant operations. Requires 4th Class Power Engineer certification and refrigeration system experience.We are searching for an experienced Facility Supervisor with a minimum of 5 years in power engineering and at le ...

Lead AI Engineer at Tangerine

Join Tangerine as a Senior AI Engineer, where you will influence the development of innovative AI solutions and scalable systems. This role is designed for those eager to make a meaningful impact.As a vital member of the team, you will design and implement agentic AI applications while ensuring system reliab ...

Sanofi Lead Machine Learning Engineer

Shape the future of healthcare as Sanofi's Lead Engineer specializing in Machine Learning Applications. Design scalable AI systems that streamline clinical product development and enhance patient outcomes.As a key member of the Data Engineering Management group, you will focus on developing robust ML solutio ...

Lead Engineer, Cybersecurity at NIQ

Advance your career with NIQ as a Lead Engineer specializing in Cybersecurity, with responsibilities in CIAM and IAM integration. This full-time position emphasizes the management of complex authentication systems.In this role, you will lead efforts to design, implement, and maintain CIAM solutions, ensuring ...

Lead Photonics Engineer at Lightmatter

Unlock the future of AI with your expertise in photonics as a Lead Engineer at Lightmatter. This role emphasizes developing integrated laser solutions in a hybrid work environment, collaborating with top engineering minds.Lightmatter invites applications for a Photonics Technical Lead to focus on groundbreak ...

Lead Site Reliability Engineer Access

Lead Site Reliability Engineer - Access page is loaded## Lead Site Reliability Engineer - Accesslocations: Torontotime type: Full timeposted on: Posted Yesterdayjob requisition id: R- **WHAT MAKES US, US**Join some of the most innovative thinkers in FinTech as we lead the evolution of financial technolog ...

Senior Lead Airfield Electrical Engineer

Senior Lead Airfield Electrical Engineer Join to apply for the Senior Lead Airfield Electrical Engineer role at Stantec Your Opportunity In the capacity of Senior Lead Airfield Electrical Engineer, you will interface directly with clients and stakeholders to effective ...

Senior Engineer (Project Electrical Lead)

Senior Engineer (Project Electrical Lead) Canada About Us About you: Join us. Unleash your energy within. If you have world-class ambitions to reach the stars while keeping your feet on the ground, we’re the team for you. We've created a new breed of company – f ...

Lead Protection and Control Engineer

Advance your career as a Lead Protection and Control Engineer at CIMA+. Work on exciting projects that shape the future of energy solutions in a supportive environment.CIMA+ is expanding, seeking a Lead Protection and Control Engineer to drive innovation in electrical energy projects in Western Canada. You'l ...

Lead Geotechnical Engineer AECOM Saskatoon

Join AECOM Canada ULC as a Lead Geotechnical Engineer in Saskatoon, SK, and drive forward-thinking geotechnical solutions. Lead teams and manage complex projects effectively while fostering innovation.This role requires you to mentor and lead a group of engineers and technicians, ensuring high-quality delive ...

Lead Chief Operating Engineer Position

Take charge as the Lead Chief Operating Engineer at IRCM, ensuring seamless operation of critical electromechanical systems. Focus on maintenance, repairs, and team leadership.Reporting to the Director of Technical Services, you will manage the functionality of heating, cooling, and water systems while ensur ...

Lead Mechanical Engineer Permanent Position

Elevate your career as a Lead Mechanical Engineer with a multidisciplinary firm located in Prince George, BC. This full-time position offers substantial growth potential and relocation support.You will be responsible for the design of mechanical building systems across various sectors, including commercial a ...

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 ...

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    Lead Full Stack Javascript Engineer Jobs in Canada Job Search Guide, Trends and Insights