163,051+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Senior Front End Engineer — React UI for Cloud Apps

A pioneering life sciences technology firm is seeking a Front-End Software Engineer to join their dynamic team in Toronto, Canada. The role involves building and maintaining the UI of cloud-based applications using modern frameworks like React. Candidates should possess over 5 years of UI development experience ...

Senior Embedded Engineer – Remote (Automotive Networking)

An innovative tech company is seeking a Senior Embedded Software/Firmware Engineer for remote work. You'll develop device drivers, ensuring integration with Linux and AUTOSAR Stack. Ideal candidates possess extensive experience in embedded firmware and have a strong command of C/C++. The role offers competitive ...

Senior Java & API Engineer — Cloud, Microservices

A leading banking institution in Toronto is seeking an experienced Software Engineer to support Payments & Core Banking Engineering. The role includes developing applications, maintaining integration flows, and collaborating with cross-functional teams. Candidates should have extensive experience in Java Spring/ ...

Senior Backend Engineer: Scalable Microservices & Cloud

A leading digital financial platform in Canada is looking for a seasoned software engineer to develop high-scalable microservices using Clojure. The ideal candidate has over 6 years of experience in digital product development and is proficient in distributed systems and cloud technology. This role offers the op ...

Senior Verification Engineer – Cloud ML Hardware

A leading cloud computing company is seeking a Sr. Design Verification Engineer. In this role, you will verify hardware and software solutions, develop comprehensive verification plans, and collaborate with cross-functional teams. Ideal candidates should have 8+ years in design verification using constrained-ran ...

Platform Engineer: Scale End to End Systems (Remote)

A dynamic tech startup in Toronto is looking for a Software Engineer, Platform to join their growing team. This role focuses on building complex end-to-end systems and participating in product decisions. The ideal candidate will have solid experience in both backend and frontend development, particularly with No ...

Senior Fullstack Engineer — Backend‑First, Cloud (GCP)

A major retail analytics software company in Toronto seeks a highly motivated Senior Fullstack Engineer focusing on backend development. This hybrid role is crucial in shaping the technical direction for our platform, delivering well-tested code, and collaborating effectively with team members. Candidates should ...

Remote Senior Full Stack Engineer, Crypto & Alt Trading

A fintech leader in Toronto seeks a Principal Full Stack Engineer specializing in crypto and alternative trading products. This pivotal role involves architecting secure, scalable applications and driving the expansion of crypto infrastructure. Ideal candidates have over 8 years in software development and exper ...

Staff Infrastructure Engineer, PAM Platform Equity Eligible

A leading technology firm in Toronto is seeking a Staff Software/Platform Engineer for Infrastructure- Privileged Access Management. The ideal candidate has 7+ years of experience in programming, deep knowledge of Kubernetes, and a strong understanding of cloud technologies. This role involves designing, develop ...

Senior Backend Engineer — Distributed Systems + Equity

A leading digital financial platform is seeking a Senior Software Engineer to join their team in Toronto. The role focuses on developing scalable microservices mainly in Clojure and working with modern cloud technologies. Candidates should have 6+ years of experience in digital product development, strong proble ...

Staff Full Stack Engineer – AI‑Driven Platforms

A leading global information service provider is seeking a Staff Software Engineer (Full Stack) to build AI-driven applications. The candidate should have 8+ years of full-stack experience, expertise in modern tech stacks, and the ability to collaborate with multi-disciplinary teams. This hybrid role offers a fl ...

Remote Python Systems Engineer for AI Collaboration (Contract)

A tech company specializing in AI is seeking a Software Engineer to join their remote team. The role requires developing and maintaining complex Python systems, designing modular codebases, and optimizing performance. Candidates should have experience in top U.S. tech firms and a strong grasp of Python fundament ...

Full Stack Engineer — Build AI Driven Legal Workflows

A legal technology firm in Toronto is seeking a Full Stack Engineer to design and develop a modern legal tech platform. The role involves optimizing user interfaces, managing backend services with Go, and deploying applications on Google Cloud. Candidates should have 5+ years in software development, strong back ...

Senior Full Stack Engineer AI Driven SaaS Platform

A venture intelligence company in Toronto is seeking a Full-Stack Software Engineer to build and scale their SaaS platform, DiligenceGPT™. The successful candidate will focus on the product, platform, and infrastructure that enable AI-driven workflows. Key responsibilities include building full-stack features us ...

Senior Environmental Engineer at Dillon

Become a Senior Environmental Engineer at Dillon Consulting, driving excellence in environmental project management within a supportive team.At Dillon, a well-established consulting firm, the Senior Environmental Engineer will oversee crucial projects in the Contaminant Remediation Group. This position not o ...

Senior Agentic AI Engineer

Senior AI Engineer - Agentic Systems / LLMOPSWe’re looking for an AI Engineer with deep technical expertise in agentic AI systems, LLM orchestration, and cloud deployment. The ideal candidate has hands-on experience building, deploying, and optimizing multi-agent architectures, integrating Retrieval-Au ...

Senior Platform Engineer Devops, IAM

Platform Engineer – Infrastructure, CI/CD & IAM Toronto, HybridExperience 6–8 yearsJob Summary We are seeking a skilledPlatform Engineerto design, implement, and maintain scalable and reliable infrastructure for enterprise applications. The role involves collaborating with ...

Machine Learning Engineer

“Make every logistics journey your best one yet” The Company Founded in 2014, Quincus is a B2B supply chain operating SaaS platform headquartered in Singapore. We solve today's global supply chain challenges with groundbreaking technology. Using AI and machine learning, we have digitized and optimized the logist ...

Senior Director, Program Delivery

Job Description What is the opportunity?RBC's AI Group is scaling rapidly to deliver on our $1 billion AI ambition, deploying transformative AI solutions across credit, fraud detection, market intelligence, pricing optimization, and generative AI applications. As the AI Solutions port ...

Senior Product Manager Hardware Infrastructure

NVIDIA's SOC Hardware Infrastructure team is seeking a Senior Product Manager to lead the strategy and evolution of our internal infrastructure and tools used across ASIC HW development! This role will drive the platform’s expansion to meet the needs of diverse operational models across ASIC HW and larger teams. ...

Hybrid Project Engineer Driving Manufacturing Integration and Excellence

Step into a key role as a Project Engineer focused on manufacturing integration. Utilize your engineering background to bridge project management with hands-on production support in a hybrid work setting.As a Project Engineer, you will lead efforts in ensuring the seamless integration of engineering in ...

Technical Director Geotechnical Engineering

**What if you could redefine what’s possible? With us, you can.** You want **Purpose. Growth. Opportunity.** People who get it.We are the home of ambitious, passionate, and innovative world shapers.With an unmatched breadth and depth of engineering, advisory and science-based expertise, our gl ...

Senior Electrical Engineer

CyClic Materials is building a resilient circular supply chain for rare earth elements and other critical materials. Through our proprietary MagCycle and REEPure processes, we recover rare earths from end‑of‑life products and transform them into high‑purity materials used in the production of permanent magnets. ...

Senior Golang Engineer

On behalf of our client, Starboard Recruitment is searching for multiple Senior Software Engineers (Golang) in Toronto, Ontario who are experienced with Golang. Our client is a US-based, Series-B with over $35M USD in funding. They currently have team in Vancouver, Toronto, Boulder and San Francisco. Apply today ...

Senior Signaling Engineer, Rail and Transit

Senior Signaling EngineerAs a Senior Signaling Engineer, you will be a key technical leader within WSP’s Rail & Transit team, helping shape safe, reliable, and innovative rail systems across Canada. Reporting to the Manager, Rail Systems Engineering, you will collaborate with Chief Engineers, technical ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Backend Engineer for Scalable AI Platform

A leading AI technology company in Toronto is seeking an experienced Senior Backend Software Engineer. In this role, you will build backend services and infrastructure to support AI workloads, design scalable APIs, and collaborate with frontend and ML engineers. Candidates should have over 5 years of backend eng ...

ML Data Infra Engineer: Scale Petabyte Data Systems

A leading AI design firm in Toronto is seeking an experienced Software Engineer to join their team. The ideal candidate will have 2-5 years of experience in developing large-scale distributed systems and a strong grasp of data structures, algorithms, and data storage architectures. You will collaborate with exce ...

Principal Network Automation Architect

A major financial institution in Toronto is seeking a Principal Network Automation Engineer. In this role, you will blend leadership of a small team with your technical expertise in network automation. Responsibilities include designing and implementing network configurations, collaborating with teams to optimiz ...

Remote Cloud Python Engineer for Ubuntu Images

A leading technology firm is seeking a Software Engineer to enhance the Ubuntu experience on public clouds. This role focuses on developing, testing, and releasing improvements while collaborating with teams across Canonical and cloud partners. Ideal candidates will possess excellent Python skills and have exper ...

Senior Backend Engineer: Cloud Native (Golang, Remote)

A leading technology startup is seeking a Senior Backend Software Engineer to design and maintain cloud-native backend services using Golang. You will operate in a Kubernetes environment across AWS, GCP, or Azure, leading complex projects and collaborating with diverse teams. Ideal candidates have over 5 years o ...

SCC Integration Engineer: Train Systems & Automation (On Call)

A global transport systems provider is seeking a full-time Integration Engineer in Toronto, ON. This role involves integrating and managing complex software systems for cutting-edge transport technology, requiring a Bachelor's degree in a relevant field and 7-10 years of experience. Candidates should be fluent i ...

Cloud Security Engineer: GKE/Azure, DevSecOps Expert

A leading bank in the Americas is seeking a Cloud Security Engineer to join its team in Toronto. This role involves designing, developing, and maintaining cloud security tools while working collaboratively across various teams. The ideal candidate will have over three years of software development experience in ...

Remote Senior Full Stack Engineer — Observability DX (Equity)

A leading tech firm in Canada seeks a Senior Full Stack Engineer to revolutionize observability through an open-source platform. The role involves shaping key features, collaboratively engaging with the developer community, and tackling technical challenges in building high-performance systems. Candidates should ...

Remote Sales Engineer Public Sector Solutions

A leading software solutions provider is looking for a Sales Engineer to bridge product capabilities and customer needs. In this remote role based in Canada, you will partner with Sales and Implementation teams to deliver tailored product demonstrations while supporting local governments in enhancing their servi ...

Senior Full Stack Engineer Ship Real Time PropTech

A leading PropTech company is looking for a Senior Software Engineer in Toronto. You'll build and scale the platform, working across the stack from Angular frontends to Node.js backends. This role offers immediate impact, letting you see your work in production quickly. Ideal candidates possess a strong ownershi ...

Secure CI/CD Engineer Azure DevOps Specialist

A leading wealth-management organization in Toronto is seeking a DevSecOps Engineer for its Technical Solution Partners team. The ideal candidate should possess 3-5 years of experience and strong expertise in Azure DevOps, Git, and Docker. Responsibilities include enhancing CI/CD pipelines and collaborating acro ...

Senior Full Stack & AI Platform Architect

A globally recognized staffing firm is seeking a Senior Full Stack Software Engineer in Toronto, Canada. The role involves owning the delivery of product features for an AI platform, developing both frontend interfaces and backend APIs. Ideal candidates will have over 5 years of experience with JavaScript and Ty ...

Frontend Engineer & AI Platform Leader

A global staffing and consulting firm is seeking a Frontend Software Engineer in Toronto, Canada, to build responsive web applications utilizing React and TypeScript. The role requires 2+ years of web application experience and a strong grasp of JavaScript, HTML, and CSS. Candidates must possess a Bachelor's or ...

Cloud Security Engineer: GKE/Azure, DevSecOps Expert

A leading bank in the Americas is seeking a Cloud Security Engineer to join its team in Toronto. This role involves designing, developing, and maintaining cloud security tools while working collaboratively across various teams. The ideal candidate will have over three years of software development experience in ...

Senior Verification Engineer: RIS Stress Tool for CPUs

A global technology leader in Toronto seeks a Senior Verification Engineer to develop and deploy a sophisticated verification tool for CPU cores. This role requires expertise in software design, programming languages like C and Python, and a solid understanding of CPU architecture. The ideal candidate has 5-10 y ...

Senior AI/ML Engineer — Production‑Grade AI in the Cloud

A leading marketing agency in Toronto is seeking a Senior AI/ML Engineer to design and deploy AI solutions. This role blends software engineering with AI expertise, collaborating with data scientists and engineers to integrate machine learning into applications. Ideal candidates should have over 6 years of exper ...

Senior Backend Engineer GenAI & Low Latency APIs

A cutting-edge media technology company in Toronto is seeking a Senior Software Engineer (Backend) to develop and optimize backend services for their AI-driven media platform. The ideal candidate will have significant experience in Python and be skilled in databases and cloud environments, particularly AWS and G ...

.NET Full Stack Engineer with MCP/Microsoft Agent Expertise

A tech company in Toronto is seeking a skilled Full Stack Engineer to develop and maintain scalable web applications using .NET. The ideal candidate has 4+ years of software engineering experience, strong skills in .NET development, and hands-on experience with MCP Servers. The role requires effective communicat ...

Staff ML Infra & Distributed Systems Engineer

A leading streaming service is seeking a Staff Software Engineer for its ML Infrastructure team in Toronto. The role focuses on designing low-latency distributed systems and optimizing machine learning application performance. The ideal candidate has over 8 years in distributed systems using Scala or equivalent, ...

Senior Full Stack Engineer — High Impact, Equity, Hybrid

A tech company for creators based in Toronto is looking for a Senior Full Stack Software Engineer. This role involves building and scaling products for a large user base, emphasizing ownership and collaboration. Ideal candidates will excel in dynamic environments, have experience with full-stack development, and ...

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