java full stack developer jobs in Toronto

Overview We are looking for a Senior Full Stack Developer to take ownership of backend architecture and development for end-user self-service and access visibility solutions. This role combines architectural responsibility with hands-on development of APIs, scripts, and system integrations, with a strong focus on AWS-based solutions. You will work closely...

Engineer RAG pipelines and MCP integrations at Code17, connecting AI applications with enterprise tools, APIs, and data sources. Use Java, Spring Boot, and modern frontend frameworks across complete applications. This senior engineering role focuses on taking AI capabilities into secure, reliable production applications. You will build retrieval workflows,...

Russell Tobin & Associates is hiring on behalf of one of its esteemed clients. Job Title: Sr. Software Developer - Full Stack Location: Toronto, ON (Hybrid) Duration: 124 Business Days with Possible Extension Client: Public Sector Pay Rate: $90 - $95/hr [CAD] Description Required Skills: Strong hands‑on experience with FHIR Subscription and...

At Unity, we’re building a world-class advertising platform that operates at a massive global scale. The Ads team powers the systems that connect advertisers with creators and players, driving performance, reliability, and growth across our ecosystem. As a Senior Full-Stack Engineer on the Unified Ads Platform team, you’ll own the service layer where...

Lead full stack development with Node.js, TypeScript, React, and AWS while building financial services applications within a cross-functional agile team. Citco seeks an IT Team Lead with eight-plus years of software engineering experience. You will guide application delivery across development, testing, DevOps, support, and architecture design. The work...

Senior Full Stack Developer - Java and FHIROn behalf of our healthcare client, Procom is searching for a Senior Full Stack Developer - Java and FHIR for a 4-month role. This position is a hybrid position with 3 days onsite at our client’s Toronto office.Senior Full Stack Developer - Java and FHIR - Job Description:This role involves working on a critical...

Senior Full Stack Developer - Java and FHIROn behalf of our healthcare client, Procom is searching for a Senior Full Stack Developer - Java and FHIR for a 4-month role. This position is a hybrid position with 3 days onsite at our client’s Toronto office.Senior Full Stack Developer - Java and FHIR - Job Description:This role involves working on a critical...

Mosaic Clinical Technologies is seeking a Senior Full Stack Developer to advance innovative imaging solutions. This hybrid role in Toronto involves cloud-native app development and AI integration with healthcare systems. As a key member of the team, you will design and maintain scalable infrastructures, develop APIs, and optimize AI pipelines. This position...

Our employees are at the heart of everything we do. Together, we help people, businesses, and society prosper in good times and be resilient in bad times. Our employee promise represents Intact’s commitment to you in exchange for living our Values, striving to do your best work, being open to change and investing in your career. In return, we promise to...

Method CRM is seeking a .NET Full-Stack Developer to build customer-facing features across C#/.NET, React, and our in-house Storybook library. You will work on AWS-based services, serverless components, and messaging architectures to scale the platform while solving real business problems. The role emphasizes high-quality code, collaboration with the Admin...

Method in Toronto is hiring a .NET Full-Stack Developer to build customer-facing features using C#/.NET, React, and an in-house Storybook. The role spans frontend and backend on AWS/serverless. You'll ship high-quality code and help scale the platform while balancing AI-driven speed with careful judgment. We value collaboration, strong problem-solving, and...

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 leading edge of technology, remain nimble even as a...

Build Java applications and web interfaces as a Senior Full Stack Software Developer working in the office five days weekly. Apply 10+ years of development experience. This senior engineering position centers on technical delivery across Java, Angular, Oracle, and web UI development. The work includes Liberty, Spring, JAX-RS 2.0, JDBC 4.1, EWS API, Websocket...

Our employees are at the heart of everything we do. Together, we help people, businesses, and society prosper in good times and be resilient in bad times. Our employee promise represents Intact’s commitment to you in exchange for living our Values, striving to do your best work, being open to change and investing in your career. In return, we promise to...

Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional service, helping clients with advice and insight they can trust. In turn, we offer an award-winning environment that fosters a people-first culture with a high priority on your...

RQ11739 - Software Developer - Full Stack - Senior Posted On 26/10/2026 Job Information Term 225 days Assigned Recruiter(s) Margret Tinitha Job Opening ID 11798 Technology Number of Positions 1 Work Experience 7-10 Years City Toronto State/Province Ontario M4C Job Description Description: Designs, develops, integrates, tests, deploys, and maintains...

We are seeking a highly experienced Senior Software Developer - Full Stack to lead the technical design, development, integration, and maintenance of large-scale enterprise web applications and platform capabilities. In this role, you will be responsible for building reusable platform services, robust microservices architectures, and RESTful APIs across the...

RQ11443 - Software Developer - Full Stack - SeniorOrganization: Labour and Transportation ClusterMinistry: Ministry of Public and Business Service Delivery and ProcurementDuration: 1+ yearLocation: Toronto (87 Sir William Hearst Ave.) or St. Catharines (301 St Paul St), ONPay Rate: $100-103/hr incorpNo clearance required to startSenior Full Stack Developer...

**Position: Full Stack Senior Developer** **Location: Toronto, Canada Hybrid** **Duration: Long term Contract** **Mandatory Skill** - Microservices architecture, java (Spring boot), Restful API, Graph QL, Web apps, Postman, Selenium, Machine Learning/AI - DevOps: GitHub, Jenkins, Kubernetes, MuleSoft, Kafka, Python, Dynatrace, Splunk - Methodology:...

We are seeking a seasoned Senior Software Developer - Full Stack to lead the technical design, development, integration, and maintenance of large-scale enterprise web applications and platform services. In this role, you will be responsible for creating reusable platform components and building microservices across user-interface, API, workflow,...