junior full stack software developer jobs in Toronto

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1,000 junior full stack software developer job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Viv Technologies Inc. Full-time €90,000 - €130,000 Contract

    Build React interfaces and Node.js services at Viv Technologies, working remotely while remaining within easy reach of the GTA. This Full Stack JavaScript Developer role supports a home care software platform used by multi-site operators. You will work across React, Node.js, MongoDB, and JavaScript to deliver platform functionality. The small agile team...


  • Toronto, ON, Canada BDO Full-time $90,000 - $130,000 Contract

    Build secure, scalable software with C#, ASP.NET MVC, and REST APIs as a Senior Full Stack Developer in BDO’s hybrid downtown Toronto role.BDO seeks a skilled Full Stack Developer with strong Microsoft .NET expertise for multi-tier application development. You will work with C#, VB.NET, ASP.NET MVC, Webforms, relational databases, and RESTful services....


  • Toronto, Canada Sony Interactive Entertainment Inc. Full-time €103,000 - €154,000 Contract

    Become a Senior Full Stack Software Engineer at Sony Interactive Entertainment in Madison, WI. This hybrid contract role involves developing innovative applications that enhance the PlayStation user experience. Your expertise in modern web technologies will empower you to deliver high-quality features for PlayStation's digital ecosystem. You will work...


  • Toronto, ON, Canada BDO Canada Full-time $90,000 - $130,000 Contract

    Build secure multi-tier applications with Microsoft .NET technologies as a Senior Full Stack Developer in BDO’s hybrid downtown Toronto workplace. C# expertise matters.BDO seeks a skilled Full Stack Developer with strong Microsoft .NET experience for a senior-level opportunity. You will work with C#, VB.NET, ASP.NET MVC, Webforms, RESTful APIs, and...


  • Toronto, Ontario, Canada CGI Full-time $80,000 - $130,000 Contract

    CGI Canada Career - Java Developer By playing this video you consent to Google/YouTube processing your data and using cookies – Learn more. Position Description: We are Canada's largest independent information technology services firm, and after 50 years, we're still growing! Join Canada's largest IT Company as a 'Full Stack Java...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Altis Labs, Inc. Full-time

    Design and build scalable applications for data acquisition, management, and visualization Build and maintain full-stack Nota features, from React components through GraphQL schemas to PostgreSQL query performance Design, deploy, and scale ML inference services on Ray Serve and Kubernetes, including model versioning, autoscaling, and observability ...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Validere Full-time

    Become a Full Stack Software Lead at Validere, situated in Calgary or Toronto, and influence the future of energy technology. Bring your depth of experience and innovative spirit to our dynamic team. As the ideal candidate, you’ll excel in developing and implementing software applications. Your role includes leading a team, enhancing product vision, and...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Fitch Group Full-time

    Lead full-stack AI software engineering in Toronto with Java, Spring Boot, React, and emerging AI technologies for Fitch Ratings. Fitch Ratings seeks a Lead Software Engineer for its Innovation Tiger Team. You will build greenfield agentic systems and intelligent platforms for financial analysis. The work combines enterprise applications, AI experimentation,...


  • Toronto, Canada Manulife Full-time €86,000 - €136,000 Contract

    Build scalable digital solutions with React and APIs as a Full Stack Software Engineer at Manulife in hybrid Waterloo, Ontario. Create accessible experiences. This experienced engineer contributes across the software development lifecycle, from design and prototyping through deployment and improvement. You will develop reusable React and Redux components,...


  • Toronto, ON, Canada Parameter Ventures Full-time €198,000 - €240,000 Contract

    Shape financial software at Baselane as a Senior Full Stack Engineer, owning reliable features across frontend, backend, APIs, and relational databases. This senior position supports Baselane’s banking and financial management platform for individual landlords and real estate investors. You will translate Product and Design requirements into technical...


  • Toronto, ON, Canada Veracity Ventures Inc. Remote Full-time $60,000 - $90,000 Contract

    Hiring: Junior Java Full Stack Developer Location: Remote, Canada Experience: 3+ Years Job Type: Full-Time / Contract Key Skills Strong knowledge of Core Java and Java 8+ Experience with Spring Boot, Spring MVC, and Hibernate Hands-on experience with Angular or React Knowledge of REST APIs and Microservices Experience with SQL databases (MySQL, PostgreSQL,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Gigi Full-time €150,000 - €200,000 Temporary

    Gigi is the agentic operating system of enterprise media buying. Our first product is the AI media manager for Amazon DSP. Since launching it in summer 2025, we've grown to manage hundreds of millions in advertising spend on behalf of the largest agencies in the world. We're backed by top venture investors Golden Ventures and Aperiam Ventures. Our founding...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Fitch Full-time

    Lead full-stack AI software engineering in Toronto with Java, Spring Boot, React, and emerging AI technologies for Fitch Ratings. Fitch Ratings seeks a Lead Software Engineer for its Innovation Tiger Team. You will build greenfield agentic systems and intelligent platforms for financial analysis. The work combines enterprise applications, AI experimentation,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Capital One Full-time €202,400 - €231,000 Temporary

    161 Bay Street (93021), Canada, Toronto,Toronto, Ontario,Senior Staff Software Engineer-Full-Stack About Capital One Canada. For 30 years, we've been on a mission to change banking for good. We challenge the traditional bank stereotype by integrating machine learning, conversational AI and design thinking into our core operations. We're a bank a tech...


  • Toronto, Ontario, Canada IBM Full-time

    Introduction At IBM Software, we transform client challenges into solutions. Building the world's leading AI-powered, cloud-native products that shape the future of business and society. Our legacy of innovation creates endless opportunities for IBMers to learn, grow, and make an impact on a global scale. Working in Software means joining a team fueled by...


  • Toronto, Ontario, Canada Analyst Technical Solutions Full-time

    Software Developer - Full Stack Client: Community Service Cluster Location: Toronto ON Pay Rate: 95- 103/hr incorp Description Responsibilities · Design, implement, and continuously expand data pipelines by performing extraction, transformation, and loading activities. · Required to translate technical systems specifications into working, tested...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Mosaic Clinical Technologies Full-time €200,000 - €250,000 Temporary

    Mosaic Clinical Technologies (Canada), Inc. is pioneering a new imaging paradigm—shifting radiology from reactive diagnostics to proactive, decision-driven care. Through our AI-native platform, MosaicOS, we unite fragmented technologies into a single, intelligent ecosystem designed to help clinical teams work faster, think smarter and deliver better care....


  • Toronto, Ontario, Canada Salt Full-time

    Our client is searching for an iOS & Backend Developer with a full-stack mindset. In this role, you will design and develop high-quality mobile applications integrated with backend services. The ideal candidate will bridge the mobile and backend worlds, owning projects from start to finish. This includes creating and maintaining applications while designing...


  • Toronto, Ontario, Canada Capco Full-time

    Build modern digital platforms at the intersection of engineering, cloud technology, and financial services.The Role We are looking for an experienced Senior Full-Stack Python Software Engineer to design and build high-quality digital solutions using Python web frameworks and modern front-end technologies. You will bring strong foundations in computer...


  • Toronto, Ontario, Canada Spait Infotech Full-time

    Java Full Stack Developer (Onsite – Toronto, ON) Java Full Stack Developer We’re Hiring – Java Full Stack Developer (Onsite, Toronto, ON) We are looking for a passionate and experienced Java Full Stack Developer to join our client’s technology team in Toronto, Ontario. The ideal candidate should have strong hands‑on experience in Java, Spring Boot,...