753,329+ Ontario Full Stack Developer Java React Jobs in Canada — Top Companies Hiring July 2026

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Intermediate Software Engineer to Design, develop, and maintain full stack web applications using Python, Django, React and Next.js for a software company

Our client is looking for an Intermediate Software Engineer to Design, develop, and maintain full stack web applications using Python, Django, React and Next.js for a software company.Must Have's:6+ years as full stack developerStrong proficiency with React and ...

Intermediate Software Engineer to Design, develop, and maintain full stack web applications using Python, Django, React and Next.js for a software company

Our client is looking for an Intermediate Software Engineer to Design, develop, and maintain full stack web applications using Python, Django, React and Next.js for a software company.Must Have's:6+ years as full stack developerStrong proficiency with React and ...

AI Product Engineer

Position: AI Platform Engineer (Full Stack)Location: Hybrid, 3x per week in office (Oakville)Structure: FTE, PermanentPay: $170,000-$200,000 + Bonus + Benefits--We have a great new opportunity to support one of our Financial S ...

Senior Java Backend Developer – Node.js, AWS Cloud & GenAI

Senior Java Backend Developer Node.js, AWS Cloud & GenAI Location: Toronto, ON Work Model: Hybrid (2 days per week in-person at Toronto office preferred) Experience Required: 810 years Required Skills AWS Cloud Computing Advanced Java Concepts AI & GenAI Products & Tools Primary Skillset AWS experience (mandat ...

Technology Lead React Native

Infosys is seeking a React Native Developer. This position will interface with key stakeholders and apply technical proficiency across different stages of the Software Development Life Cycle including Requirements Elicitation, Application Architecture definition and Design; play an important role in creating the ...

Mississauga Junior Developer Position

Express Scripts Canada is seeking a Junior Full Stack Developer in Mississauga. This hybrid position offers the chance to build applications using Java and Oracle SQL. As a Junior Developer, you will work closely with a team of analysts and engineers to deliver software solutions for the business. Y ...

AWS API developer

Role: Java Fullstack Developer with GenAI We are seeking a highly experienced Senior Full Stack Engineer with a strong background in Java and Angular development and hands‑on exposure to Generative AI technologies. The ideal candidate will bring deep expertise in building scalable, modern app ...

Montreal Python Developer with Generative AI Skills

We are hiring a Python Full Stack Developer with Generative AI expertise in Montreal for a contract role that emphasizes innovation and collaboration. This hybrid position offers an engaging work environment. As a key member of our team, you will use your extensive Python experience to build scalabl ...

Technical Lead Software Engineer at Verily Health

Drive innovation in healthcare with Verily Health as a Technical Lead Software Engineer. Shape user and account management for the Workbench solution in a collaborative, cutting-edge environment. As the Technical Lead for the User and Accounts Management Team at Verily, you will play a pivotal role ...

Software Engineer II Front End Development

**Overview** The Fabric Platform Shell team is dedicated to creating the best SaaS data development environment on the web. Our mission is to build a simple yet fully functional developer environment that attracts and retains developers, ensuring that more solutions are built on Microsoft Fabric and mor ...

Application Developer

OverviewWe are seeking a capable and motivated Full-Stack Developer with strong proficiency in and TypeScript with two, or more years, production level experience with SharePoint Framework (SPFx) and React. You will have a hands-on role in delivering maintenance and feature enhancements of new and existing ...

Technical Lead (Calgary)

Job Description The Technical Lead is responsible for the application or domain architecture of a solution, including its assembly and integration into the existing landscape. In alignment with the principles, the Lead defines the structure of the system, its interfaces, and the implementation. </ ...

Software Engineer Core Product

Full-Stack Software Engineer PagerDuty is a leader in Digital Operations Management. We are looking for a Full-Stack Software Engineer to work on our scheduling platform, a core piece of our business that helps organizations distribute on-call responsibilities across teams. In this role, you’ ...

Software Developer II

**Your Moneris Career – The Opportunity** As a Software Engineer, you will design and build scalable, cloud‑native applications that power modern payment and business platforms. You will contribute to the development of high‑quality, maintainable software while working across both frontend and backend s ...

Full Stack Development Intern, Fall 2026

What does it take to build agentic AI experiences that help merchandisers configure commerce experiences faster and more intuitively? Are you curious about the systems behind AI agents and motivated to build tools that make complex workflows feel simple? Coveo is looking for a Full‑Stack Developer intern t ...

PolicyCenter Developer (Guidewire)

The dedicated team consists of 4 to 10 people, indicating an active ramp-up phase: the two developers will be joining a growing team in a SAFe environment with PI Planning cadence. The target profile is a developer who can both code and analyze: the client is looking for individuals capable of understanding busi ...

Technical Lead/Solutions Architect

OverviewWe’re seeking 2x Technical Leads / Solutions Architects to provide hands-on leadership across a multi-year transformation program. These roles blend technical depth with architectural oversight, particularly in retail banking systems, vendor product integration, and cloud-native solutions. You’ll set dir ...

Senior Developer with Java Expertise

Join as a Senior Full Stack Developer in Toronto, ON, focused on Java and Oracle PL/SQL. This hybrid role supports and enhances a large wealth management application crucial for the team. As a part of the ClientLink Development team, you will be essential in designing, modernizing, and maintaining e ...

Solutions Developer IV

Our client, is seeking a seasoned Solutions Developer IV to join an established, high-performing Agile delivery pod.In this senior development role, you will collaborate closely with a multi-disciplinary team—including a Product Owner, Business Systems Analyst, developers, and Quality Engineers—to desi ...

.NET Developer with Azure Expertise

Shape secure authentication solutions as a .NET Developer focusing on backend API development for a financial client. Harness cloud platform technologies to enhance application security. As a key .NET Developer, you'll lead the development of backend APIs while ensuring the integration of secure aut ...

Java and Python Developer at Capgemini

Elevate your career with Capgemini as a Java and Python Developer, leveraging your expertise in Java and Python tech stacks. This role supports innovative projects that drive transformation and sustainability. Capgemini offers an opportunity for seasoned developers with a minimum of 8 years of exper ...

Senior Java Enterprise Developer — Hybrid Contract

A technology consulting firm is seeking an experienced Software Developer (Java) for a contract role in Toronto, ON. The position requires hands-on expertise in developing n-tier enterprise applications, specifically with Java EE and Spring technologies. Candidates should demonstrate at least 10 years of relevan ...

Lead Agentic AI Engineer u2013 VP (Mississauga)

About the Role Citi’s Wholesale Technology organization is seeking an exceptional, hands‑on Lead Agentic AI Engineer (VP) to design, build, and deploy cutting‑edge agentic AI solutions. This role combines deep technical leadership with architectural ownership – driving adoption of LLMs, age ...

Lead Agentic AI Engineer – VP (Mississauga)

About the Role Citi's Wholesale Technology organization is seeking an exceptional, hands‑on Lead Agentic AI Engineer (VP) to design, build, and deploy cutting‑edge agentic AI solutions. This role combines deep technical leadership with architectural ownership — driving adoptio ...

Lead Agentic AI Engineer – VP (Mississauga)

About the Role CITI's Wholesale Technology organization is seeking an exceptional, hands‑on Lead Agentic AI Engineer (VP) to design, build, and deploy cutting‑edge agentic AI solutions. This role combines deep technical leadership with architectural ownership – driving adoption of LLMs, agentic wo ...

Lead React Native Developer for Fintech Solutions

Take the lead in developing a pioneering non-custodial crypto wallet as a Senior React Native Developer. This remote position focuses on payment experiences and blockchain technology in Canada. This crucial role demands full lifecycle ownership of mobile application features, collaborating with cros ...

React/Next.js UX/UI Developer in Toronto

Transform complex engineering ideas into user-friendly interfaces with Techedin in Toronto. We're looking for a UX/UI Developer with experience in React, Next.js, and 3D visualization techniques. This hybrid position requires 4-5 years of relevant experience, where you will help design high-performa ...

React Front End Developer with Financial Focus

Nord Technologique is seeking a React Front-End Developer for a full-time role in Calgary to support digital innovations in finance. This opportunity emphasizes user interface development and collaboration. In this position, you will engage in the coding and testing of front-end solutions using Reac ...

React Developer with Strong Problem Solving Skills

Leverage your problem-solving abilities as a React Developer, focusing on robust web applications. This position requires solid expertise in JavaScript and modern front-end practices. We seek a developer with strong skills in ES6+, HTML, CSS, and modern React concepts, including Hooks and Functional ...

Senior UI/UX Developer (React) in Toronto

Join our Toronto office as a Senior UI/UX Developer focused on React and create stunning user interfaces. This hybrid role allows you to collaborate effectively while delivering top-notch digital solutions. In this influential position, you will design and implement responsive interfaces that elevat ...

Principal Software Engineer Platform, Identity and BI

Are you driven by innovation and looking to thrive in a fast-paced, growing environment? Join us at Calabrio-Verint and be part of our dynamic team! Help us in reshaping the landscape of customer experience – where every interaction becomes an opportunity, and every insight drives meaningful change.Cal ...

Senior Software Engineer

Who We Are Cut+Dry is a fast-growing FoodTech startup searching for flexible go-getters who welcome the challenge of meeting the needs of a rapidly expanding business. Our company is revolutionizing the $300B US food supply industry by connecting foodservice distributors, their custo ...

Fullstack Developer Lead Vice President

**Job Description** **This role is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.** ...

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    Ontario Full Stack Developer Java React Jobs in Canada Job Search Guide, Trends and Insights