157,334+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Civil Engineer Airport Infrastructure

Join to apply for theCivil engineer - Airside, GTAA projectrole atAtkinsRéalis1 day ago Be among the first 25 applicantsJoin to apply for theCivil engineer - Airside, GTAA projectrole atAtkinsRéalisCivil engineer - Airside< ...

Senior Python Backend Developer – AWS Cloud Applications

Senior Python Backend Developer – AWS Cloud Applications Location: Toronto, ON – Hybrid (2-3 Days WFO). Duration: 6-12 months. Responsibilities Senior Software Engineer requirements (ownership of design and implementation of core backend components). ...

Senior Python Backend Developer – AWS Cloud Applications

Senior Python Backend Developer – AWS Cloud Applications Location:Toronto, ON – Hybrid (2-3 Days WFO).Duration:6-12 months.ResponsibilitiesSenior Software Engineer requirements (ownership of design and implementation of core backend components).Core ski ...

Senior IAM Systems Engineer, Agentic AI, DevSecOps (Global Security)

Job Description What is the opportunity?The Senior IAM Systems Engineer ,Agentic AI, DevSecOps is responsible for rolling out and integrating the enterprise AI / non-human identity (NHI) solution across the systems and platforms that consume AI agents, services, and workload id ...

Data Platform Architect & Associate Director

A leading financial information services provider in Toronto is seeking an experienced Associate Director/Lead Data Engineer to lead the design of data solutions on modern cloud platforms, including Snowflake and AWS. The ideal candidate has over 8 years of data engineering experience, with strong skills in Pyth ...

Data Platform Architect & Associate Director

A leading financial information services provider in Toronto is seeking an experienced Associate Director/Lead Data Engineer to lead the design of data solutions on modern cloud platforms, including Snowflake and AWS. The ideal candidate has over 8 years of data engineering experience, with strong skills in Pyth ...

Data Platform Architect & Associate Director

A leading financial information services provider in Toronto is seeking an experienced Associate Director/Lead Data Engineer to lead the design of data solutions on modern cloud platforms, including Snowflake and AWS. The ideal candidate has over 8 years of data engineering experience, with strong skills in Pyth ...

Data Platform Architect & Associate Director

A leading financial information services provider in Toronto is seeking an experienced Associate Director/Lead Data Engineer to lead the design of data solutions on modern cloud platforms, including Snowflake and AWS. The ideal candidate has over 8 years of data engineering experience, with strong skills in Pyth ...

Senior Quality Engineer

Overview We are looking for a Senior Quality Engineer who will work closely with Project Managers, Product Owners, Business Analysts & Software Developers in an agile team to ensure the development of high-quality, low-defect applications. Responsibilities Analyze business ...

Machine Learning Engineer – Framework

We are looking for world-class engineers to tackle cutting-edge problems of applying Machine Learning in the real world. Join this team to develop a framework for machine learning models that have real world impact. The goal of the framework is to help our ML Scientists build robust and high performing mod ...

Machine Learning Engineer – Framework

We are looking for world-class engineers to tackle cutting-edge problems of applying Machine Learning in the real world. Join this team to develop a framework for machine learning models that have real world impact. The goal of the framework is to help our ML Scientists build robust and high performing mod ...

Machine Learning Engineer – Framework

We are looking for world-class engineers to tackle cutting-edge problems of applying Machine Learning in the real world. Join this team to develop a framework for machine learning models that have real world impact. The goal of the framework is to help our ML Scientists build robust and high performing mod ...

AI Infrastructure Engineer

Job Description The BlueCat Horizon team is responsible for powering all BlueCat SaaS products. Our mission is to deliver BlueCat products on a reliable, fast, globally distributed, and cost-effective enterprise-grade cloud infrastructure. Central to this mission is our AI first strategy, ...

PROJECT MANAGER/ENGINEER ECS

PROJECT MANAGER/ENGINEER ECS – City of Toronto Work Location: Base – Metro Hall, 55 John Street; Temporary – Union Station, 61 Front Street West (Hybrid) Job Type & Duration: Full-time, Permanent (35 hours per week; Monday to Friday) Hiring Zone: $106 ...

Distinguished Technologist, PreSales Engineer

Join to apply for the Distinguished Technologist, PreSales Engineer role at Hewlett Packard Enterprise. This role is hybrid; you will work an average of 2 days per week from an HPE office. Who We Are Hewlett Packard Enterprise is the global edge‑to‑cloud company advancing the way ...

Senior Structural Bridge Engineer Bridge Inspection (OSIM)

We create great places and the connections that get people and goods moving—whether by car, bus, train, plane, or their own two feet. Working within the context of the communities we serve, we provide planning, engineering, and infrastructure management services that fit the needs of our clients and improv ...

Senior Structural Bridge Engineer Bridge Inspection (OSIM)

We create great places and the connections that get people and goods moving—whether by car, bus, train, plane, or their own two feet. Working within the context of the communities we serve, we provide planning, engineering, and infrastructure management services that fit the needs of our clients and improve the ...

Distinguished Technologist, PreSales Engineer

Join to apply for the Distinguished Technologist, PreSales Engineer role at Hewlett Packard Enterprise.This role is hybrid; you will work an average of 2 days per week from an HPE office.Who We Are Hewlett Packard Enterprise is the global edge‑to‑cloud company advancing the way people live an ...

Distinguished Technologist, PreSales Engineer

Join to apply for the Distinguished Technologist, PreSales Engineer role at Hewlett Packard Enterprise. This role is hybrid; you will work an average of 2 days per week from an HPE office. Who We Are Hewlett Packard Enterprise is the global edge‑to‑cloud company advancing the way ...

PROJECT MANAGER/ENGINEER ECS

PROJECT MANAGER/ENGINEER ECS – City of Toronto Work Location: Base – Metro Hall, 55 John Street; Temporary – Union Station, 61 Front Street West (Hybrid) Job Type & Duration: Full-time, Permanent (35 hours per week; Monday to Friday) Hiring Zone: $106 ...

PROJECT MANAGER/ENGINEER ECS

PROJECT MANAGER/ENGINEER ECS– City of TorontoWork Location:Base – Metro Hall, 55 John Street; Temporary – Union Station, 61 Front Street West (Hybrid)Job Type & Duration:Full-time, Permanent (35 hours per week; Monday to Friday)Hiring Zone:$10 ...

PROJECT MANAGER/ENGINEER ECS

PROJECT MANAGER/ENGINEER ECS – City of Toronto Work Location: Base – Metro Hall, 55 John Street; Temporary – Union Station, 61 Front Street West (Hybrid) Job Type & Duration: Full-time, Permanent (35 hours per week; Monday to Friday) Hiring Zone: $106 ...

Distinguished Technologist, PreSales Engineer

Join to apply for the Distinguished Technologist, PreSales Engineer role at Hewlett Packard Enterprise. This role is hybrid; you will work an average of 2 days per week from an HPE office. Who We Are Hewlett Packard Enterprise is the global edge‑to‑cloud company advancing the way ...

Project Manager Water / Wastewater

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative c ...

Senior Electrical Power Systems Engineer

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life‑saving robots, our digital and software technology experts think o ...

Senior Electrical Power Systems Engineer

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life‑saving robots, our digital and software technology experts think o ...

Senior Electrical Power Systems Engineer

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life‑saving robots, our digital and software technology experts think o ...

Senior Building Mechanical Engineer

Market Water At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that tr ...

Senior Instrumentation and Controls Engineer (I&C)

At Jacobs, we do not settle, we are constantly looking beyond to raise the bar and deliver with excellence. We apply our expertise and knowledge with a forward-looking mindset, driven by optimism, purpose, and a commitment to making a meaningful difference for our clients and communities.We are seeking a ...

RQ11123 2 x Sr. Software Developer Full Stack

RQ11123 - 2 x Sr. Software Developer - Full Stack 2 openings - 2 submissions 11-month contract (213 business days) - possible extension ONSITE 5 days - 87 Sir William Hearst Ave., Toronto, Ontario M3M 0B4 <p ...

Senior AI Full Stack Software Developer (Python/React)

Pay at Intact is about much more than just salary.Flexible work arrangements and a hybrid work modelPossibility to purchase up to 5 extra days off per yearMultiple benefits offered to support physical and mental wellbeing, including ...

Senior Front end Software Developer (12 month Contract)

As the largest Canadian-owned and operated K-12 publisher, Nelson Education Ltd. is Canada's only heritage education content provider, known for its innovative products and solutions catering to learners across the country.Nelson is on a mission to make learning accessible, engaging, and effective for ...

RQ11132 2 x Int. Software Developer Full Stack

RQ11132 - 2 x Int. Software Developer - Full Stack 2 openings - 2 submissions 1-year 6-month contract (364 business days) - possible extension ONSITE 5 days - 222 Jarvis, 5th Floor Must Have:< ...

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