developer senior java jobs in Toronto

1,000 developer senior java job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, Ontario, Canada GFT Technologies Full-time

    Senior Full Stack Developer TypeScript, Node.js, React & Next.js, Python. We are looking for a talented Senior Full Stack Developer with strong backend expertise to join our growing engineering team. Our core application stack is built primarily on TypeScript and Node.js, with React and Next.js powering our customer-facing portals. The ideal candidate is a...


  • Toronto, ON, Canada Rubicon Path Full-time

    About the job RQ08738 - Software Developer - Senior Responsibilities: Prepare a detailed BI user requirement document and applicable documentation. Prepare the database design/structure document based on the requirement Design and build the dimensional data model for Data Warehouse and Data Mart Convert the user requirements into business model for Cognos...


  • Toronto, ON, Canada Rubicon Path Full-time €90,000 - €120,000 Contract

    About the job RQ08572 - Software Developer - Senior Description: Responsibilities Required to translate technical systems specifications into working, tested applications. This includes: developing detailed programming specifications writing and/or generating code compiling data-driven programs, maintaining,SkillsExperience and Skill Set...


  • Toronto, ON, Canada Square Full-time $65,000 - $110,000 Contract

    Sales Development Representative Get AI-powered advice on this job and more exclusive features. Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we...


  • Toronto, ON, Canada Rubicon Path Full-time $90,000 - $120,000 Contract

    Build reusable cloud infrastructure patterns and provisioning pipelines as a Senior Software Developer working across Government of Ontario cloud environments.This senior developer creates and maintains code supporting infrastructure delivery and data gathering or reporting. Responsibilities span translating technical specifications, developing applications,...


  • Toronto, ON, Canada P@thlion Staffing Careers Full-time $120,000 - $160,000 Contract

    Design enterprise Generative AI applications and intelligent agents as a Senior Data Science Developer focused on reusable AI solutions.This senior role develops priority business use cases with large language models, retrieval-augmented generation, agentic AI, and machine learning. You will create production-ready capabilities that reduce one-off solutions...


  • Toronto, ON, Canada Intact Financial Corporation Full-time $85,000 - $115,000 Contract

    About the role We are looking for a Senior Software Developer for our growing team! What you will accomplish with us: Perform systems and programming needs analyzes to identify problems encountered and provide proposed solutions including program specifications. Develop system specifications, codify, modify, test and debug computer programs under general...


  • Toronto, ON, Canada Faculty of Applied Sciences & Technology at Humber Polytechnic Full-time $57,000 - $66,000 Contract

    Job Description - Senior Full Stack Developer - UGH - FT Support (37384) Senior Full Stack Developer - UGH - FT Support - ( 37384 ) Achieve Better Together at Guelph-Humber At the University of Guelph-Humber, we offer career paths that open a world of infinite possibilities for you to explore. People are at the heart of the Guelph-Humber experience. Every...


  • Toronto, ON, Canada Jobgether Full-time $90,000 - $100,000 Contract

    We are seeking a highly experienced Senior Automation Developer (SDET) to lead the design and development of scalable automation solutions for complex backend systems, with a focus on Dynamics 365 and enterprise integrations. In this role, you will build reusable Python-based automation frameworks and implement robust testing strategies to validate business...


  • Toronto, ON, Canada Relay Full-time €107,000 - €131,000 Contract

    Relay is a digital banking platform that gives self‑made business owners the tools and know‑how to be great with money—bringing clarity, confidence, and control to every dollar earned, so they can turn hard work into lasting success. We do this by replacing financial guesswork with real visibility, transforming cash flow from a constant source of...


  • Toronto, ON, Canada Celestica Inc. Full-time €100,000 - €130,000 Contract

    Select how often (in days) to receive an alert: Senior Salesforce Developer / Admin Location: Toronto, ON, CA Summary We are seeking a hands‑on Senior Salesforce Developer with strong Marketing Cloud expertise to join our Salesforce Center of Excellence. This is a hands‑on solutioning and development role — the successful candidate will personally...


  • Toronto, ON, Canada Pasona N A, Inc. Full-time

    This range is provided by Pasona N A, Inc.. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range CA$100,000.00/yr - CA$150,000.00/yrDirect message the job poster from Pasona N A, Inc.Branch Manager at Pasona Canada Inc. email: fwada@pasona.com On behalf of our well established international...


  • Toronto, ON, Canada MaintainX Full-time

    Build backend foundations for MaintainX’s internal developer platform using TypeScript, Node.js, and distributed systems expertise. Help engineers ship faster as the organization grows. As a Senior Software Developer on the Backend team, you will treat the internal developer platform as a product for more than 150 developers. You will shape tooling, golden...


  • Toronto, ON, Canada F5 Remote Jobs Full-time €120,000 - €180,000 Contract

    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 environments...


  • Toronto, ON, Canada VG & Partners Full-time $70,000 - $90,000 Contract

    A technology development company in Toronto is seeking a Front-End Developer to write software implementations on Angular and integrate with REST and SOAP back-end services. The ideal candidate has 2-4 years of experience and must possess strong problem-solving and analytical skills. Responsibilities include conceiving software solutions, collaborating with...


  • Toronto, ON, Canada Iris Software Inc. Full-time $120,000 - $160,000 Contract

    Iris Software Inc. is seeking a Java Fullstack Lead for its Toronto office. This senior role combines hands-on development with leadership responsibilities in a hybrid environment (3 days in office, 2 days remote).The ideal candidate will have 10+ years of experience, strong Java skills, Spring Boot, microservices, and Angular, plus excellent communication...


  • Toronto, ON, Canada Kumaran Systems Full-time

    A leading IT consulting firm in Toronto is looking for a Senior Quality Assurance Automation Engineer with over 6 years of experience. The ideal candidate will have expertise in Selenium with Java, a strong background in both functional and automation testing, and the ability to design and maintain automation frameworks. This full-time position offers a...


  • Toronto, Ontario, Canada Autodesk, Inc. Full-time

    Job Requisition ID # 26WD101575 Senior Full Stack Developer MaintainX is part of Autodesk and a key component of Autodesk Operations Solutions, the organization bringing together Autodesk’s capabilities across the full asset lifecycle. Its mobile-first work execution platform helps industrial and frontline teams manage maintenance, assets, and day-to-day...


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

    Hiring: Senior Full Stack Developer – FHIR & Healthcare Integration Strong hands-on experience with FHIR Subscription, SubscriptionTopic, event-driven architecture, and clinical data integration . Expertise in Java, Node.js, REST APIs, AWS Lambda, and asynchronous queue-based event processing . Experience with React and SMART on FHIR , including launch...


  • Toronto, ON, Canada Rubicon Path Full-time €90,000 - €120,000 Contract

    About the job RQ08828 - Software Developer - Senior Responsible for translating technical system specifications into working, tested applications. This includes developing detailed programming specifications, writing and/or generating code, compiling data-driven programs, and maintaining and supporting production applications. This role is part of a Hybrid...