senior full stack software engineer jobs in Toronto

Apply Java web application programming and database expertise as a Senior Full Stack Software Developer with office work at 5700 Yonge St.This senior position calls for 10+ years of experience building working, tested applications from technical specifications. The role combines Java technologies, REST and SOAP web services, Oracle and SQL Server databases,...

Kaseya Careers is seeking a Senior Full-Stack Software Engineer focused on AI-native engineering, Java and React. You will design and implement cloud-based features across backend and frontend, mentor teammates, and help modernize systems with AI-assisted tooling. You will contribute from design to production support, working with AWS/Azure/GCP...

About Us YuJa, Inc. is a leading provider of cloud-based digital compliance and accessibility solutions for regulated sectors worldwide. Serving clients in higher education, K-12, government, and healthcare, YuJa enables organizations to meet evolving regulatory demands while delivering engaging, secure, and accessible digital experiences. For over a decade,...

Senior Full Stack Developer (Java/React) Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world’s largest enterprises. By partnering with both large and small players, we stay at the...

Shape the future of eCommerce at Flywheel as a Full Stack Senior Engineer specializing in our Perpetua platform. Use modern technologies like Python, Django, and React to deliver data-driven solutions.This senior position focuses on enhancing backend services and developing user-centric applications for small and medium businesses. You will create data...

A prominent investment management firm in Toronto seeks a Senior Full Stack Developer proficient in Angular and Python. The role involves managing project timelines, designing software solutions in collaboration with stakeholders, and developing scalable applications. Candidates should have experience with cloud technologies, preferably AWS, and be familiar...

Shape the future of customer support at Stripe as a Full Stack Engineer dedicated to Greater China. Leverage your engineering skills and cultural insights to enhance user interactions. The Full Stack Engineer role at Stripe is crucial for developing tools that empower support agents in resolving customer inquiries effectively. With a focus on integrating...

Senior Full Stack Developer (Java/React) Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the...

Build enterprise applications with Java and React as a Senior Full Stack Developer at Miratech, working hybrid two days weekly in downtown Toronto. Design secure, scalable systems across front-end and back-end environments while collaborating with technical and business stakeholders. Miratech seeks a senior hands-on engineer to design, build, test, deploy,...

Build enterprise applications with Java and React as a Senior Full Stack Developer at Miratech, working hybrid two days weekly in downtown Toronto. This full-time senior role spans front-end interfaces, back-end systems, APIs, microservices, databases, and cloud deployments. You will translate business requirements into technical solutions while...

Develop secure, scalable AI-enabled applications with React JS, REST APIs, and Microsoft Azure as a Senior AI Engineer in Toronto. Manulife is seeking a senior full-stack developer to deliver production-ready enterprise applications across user interfaces, backend services, databases, and integration layers. The hybrid role combines cloud-native...

Senior Full Stack Developer (Python+Angular)3 days ago Be among the first 25 applicants Join a World-Class Institutional Investor Making a Global Impact Applying to the position, you may join one of the most respected and fastest growing institutional investors in the world. Our client is a professional investment management organization that globally...

Build API-driven automation at DUCA as a Full-Stack Automation Engineer, using REST, JSON, OAuth, and OpenAPI across financial platforms.This full-time Information Technology position supports DUCA’s automation strategy across integration, process automation, and quality engineering. You will work with the Automation Lead, Applications and Data team,...

Shape Jobber’s headless web architecture with React, TypeScript, and APIs from Edmonton, Toronto, Vancouver, or Kitchener-Waterloo. Influence technical direction. Jobber is seeking a Senior Front-End Developer with full-stack knowledge for its Web Strategy team. You will build content-driven experiences in Next.js and Sanity, integrate APIs and services,...

Design and develop Lucova platform solutions with backend development expertise, supporting personalized commerce technology for clients across North America.As a Full-Stack Developer, you will participate in solution design and development with Lucova’s core technology team. Your work includes backend solutions, documentation, testing, troubleshooting,...

Build Java backend services and React enhancements for Capital Markets in Downtown Toronto, with a hybrid schedule requiring four onsite days weekly. This contract may extend. The Senior Full Stack Engineer supports a large-scale transformation of a mission-critical Public Markets platform. Your emphasis will be backend engineering, while React...

Build travel applications with Core Java and real-time data skills on Priceline’s Agile Technology team. Develop services with measurable business impact. This Full Stack Developer role supports mission-critical Priceline projects and next-generation travel applications. You will work across Core Java, SQL, APIs, and transactional services. The position...

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....

AtElectric Mind,Engineeringis where strategy meets action. Our team helps organizations cut through complexity—aligning business ambition with technology execution to unlock real, lasting change.You’llwork alongside curious, driven people tackling high-impact challenges for everyone from scaling startups to global enterprises. Each engagement is...

Elevate your career as a Senior Full Stack Developer with a profitable B2B SaaS company, primarily remote, based in Toronto. Engage in full stack development using Python and React, collaborating on innovative projects.Join a leading retail analytics platform where your programming skills can make a significant impact. This role, suitable for Upper...