senior software application developer jobs in Toronto

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


  • Toronto, Ontario, Canada Triunity Software, Inc. Full-time

    Become part of Triunity Software as a Java Developer in Toronto, ON, where your code can make a significant impact. We value clean code and innovative development practices. This key role involves designing and developing scalable applications using Java technologies. Collaborating with diverse teams, you'll write well-documented code, participate in code...


  • Toronto, Ontario, Canada Mozilla-Corporation Full-time

    The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders - only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their...


  • Toronto, Ontario, Canada Livingston International Full-time

    The Application Developer is responsible for developing, supporting and maintaining the software applications including defining, designing, testing, coding and documenting new and existing software programs and applications for one or more business units. This role provides support to the end-users and responds to applications related to queries or issues.A...


  • Toronto, Ontario, Canada Fidelity International Full-time

    Fidelity Canada is seeking a Software Developer to design, develop, test and maintain enterprise software applications and RESTful APIs in a fully remote setting. You will collaborate with product owners, BAs, QA, and fellow developers within an Agile/Scrum environment to deliver scalable solutions.The role requires 2+ years in software development, a degree...


  • Toronto, Ontario, Canada ZoomInfo Full-time

    Elevate your software engineering career with ZoomInfo as a Senior Software Engineer. Design and build innovative solutions leveraging AI to address complex business challenges for diverse teams. As a Senior Software Engineer, you will be key in developing maintainable systems and translating business needs into effective applications. You'll investigate...


  • Toronto, Ontario, Canada MLSE (Maple Leaf Sports & Entertainment Partnership) Full-time

    Join MLSE as a Senior Software Engineer focused on driving software innovation through cloud infrastructure and developer tooling. Help build engaging fan experiences across sports and entertainment. This senior, hands-on engineering role requires extensive experience across software development and cloud platforms. You will design and enhance production...


  • Toronto, Ontario, Canada Simfluent Full-time

    Join ShyftLabs as a Full-Stack Software Developer in a hybrid role to solve real-world challenges using cutting-edge technologies. Perfect for eager professionals to enhance their skills and make an impact. We at ShyftLabs are seeking a motivated Software Developer with 2-5 years of experience. This position involves designing, developing, and maintaining...

  • Full Stack

    3 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada PocketHealth Inc. Full-time

    Transform healthcare experiences with PocketHealth as a Backend Software Engineer. Collaborate with a skilled team to enhance patient services across North America while utilizing innovative tech solutions. In this senior role, you will be integral to the Patient Core team, working on scalable backend services that empower patients to access and share their...


  • Toronto, Ontario, Canada Fitch Group, Inc. Full-time

    AboutMeaningful technical impact – Build applications and services that directly support Fitch Ratings' analytical and operational workflows, used by teams across the organization.Innovation-first culture and experimentation – Permission to challenge established patterns, explore emerging technologies including AI, and drive proof-of-concepts with access...


  • Toronto, Ontario, Canada Okta Full-time

    Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate...


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

    Elevate your coding career as a Junior Software Developer with the Government Services Integration Cluster. This onsite role focuses on translating technical specifications into functional applications, offering a path to refine your programming skills. You will collaborate closely with IT professionals in the Ministry of Public and Business Service...


  • Toronto, ON, Canada McCarthy Tétrault LLP Full-time €102,000 - €112,000 Contract

    Become a Senior Applications Analyst at McCarthy Tétrault, contributing to cloud solutions and AI integrations. Work hybrid from Toronto, Vancouver, Calgary, or Montreal while driving application excellence. McCarthy Tétrault is seeking a capable Senior Applications Analyst with at least 7 years of IT experience, particularly in application management and...

  • Software Developer

    5 days ago


    Toronto, Ontario, Canada Fidelity International Full-time

    Software Developer### Software DeveloperApply: Toronto Office: Full time: Posted Today: End Date: October 15, 2026 (1 day left to apply): J72245# **Job Description**The Software Developer is responsible for having a strong aptitude for understanding complex business problems and translating their technical knowledge into practical, implementable...


  • Toronto, ON, Canada Boson AI Full-time

    2 days ago Be among the first 25 applicants This range is provided by Boson AI. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay rangeCA$150,000.00/yr - CA$250,000.00/yr Boson AI is a startup building large language tools for everyone to use. Our founders (Alex Smola, Mu Li), and a team of Deep...


  • Toronto, ON, Canada Amazon Inc. Full-time €115,000 - €192,000 Contract

    Software Development Engineer, Alexa Connections Join Alexa Connections and Revolutionize How the World Connects! Are you ready to be at the forefront of Agentic AI innovation and redefine the future of communication? Join our dynamic Alexa Connections team as a Software Development Engineer, and lead futuristic initiatives that will shape the next...


  • Toronto, Ontario, Canada CIBC Full-time

    CIBC is seeking a Senior Consultant, Application Development in Toronto to drive functional design and development across multiple technologies. You will lead architectural discussions, translate business needs into technical requirements, and provide senior consultative guidance to IT leadership and teams.The role emphasizes strategic development, roadmap...


  • Toronto, Ontario, Canada BettingJobs Full-time

    BettingJobs is hiring a Senior Software Engineer a global leader in online gaming, to join a new backend engineering team in Toronto.Responsibilities:Design, develop, and maintain high-performance .NET backend servicesBuild and manage real-time data pipelines and integrations.Extend legacy systems to ensure stability and backward compatibility.Diagnose and...


  • Toronto, Canada Nature-Fresh-Farms-Inc. Full-time €80,000 - €120,000 Contract

    Nature Fresh Farms is hiring a Software Developer specializing in AI solutions in Leamington. Focus on innovative tech and automation to transform organizational workflows. In your role as a Software Developer, you will lead the design and development of AI agents and automation workflows for Nature Fresh Farms. Candidates should possess 2-5 years of...


  • Toronto, Ontario, Canada Cleo Consulting Full-time

    Elevate your career as a Software Developer at LogiSense, focusing on developing a cutting-edge usage-based billing platform. This remote position offers the chance to apply your C#, .NET, and SQL Server skills effectively. At LogiSense, we're seeking a talented Software Developer to enhance our billing platform. You will manage complex features from design...


  • Toronto, Ontario, Canada Scotiabank Full-time

    Elevate your career as a Senior Software Engineer at Scotiabank in Toronto. This role focuses on designing and developing enterprise applications with Java, Spring Boot, and SQL. Scotiabank is seeking a skilled individual to contribute to their inclusive technology team. You will lead technical designs, coordinate systems delivery, and enhance application...