senior software developer api platform and ecosystem jobs in Montreal

3,101 senior software developer api platform and ecosystem job listings in Canada. Find daily updated positions from leading job boards.


  • Montreal, QC, Canada Devconnectplatform Full-time $107,000 - $165,000 Contract

    # Senior Software Developer, API Platform and EcosystemMaintainX107k–165k CADFull-timeremote· seniorCanadarest apigraphqltypescriptgomysqlpostgresListed via Jobicy · posted 18 Sept 2026. The application happens there, not on DevConnect.Apply on Jobicy## DescriptionMaintainX is a leading mobile-first work execution platform for industrial and frontline...


  • Montreal, QC, Canada Userc Dehradun Full-time $107,000 - $165,000 Contract

    Location Canada Job type Full-Time Salary CAD 107000–165000 / yearly Posted 19 Oct 2026 (1 day ago) Region Canada Category Software Engineering Source Jobicy Work mode Remote MaintainX is a leading mobile-first work execution platform for industrial and frontline teams. More than 13,000 customers, including Duracell, McDonald's, Shell, DHL and Volvo, use...


  • Montreal, QC, Canada Devconnectplatform Full-time $107,000 - $165,000 Contract

    Build MaintainX’s public REST APIs remotely across Canada, applying TypeScript and scalable backend engineering to improve developer experience.As a Senior Software Developer, you will shape API platform standards, batch operations, and integration foundations. Your work spans REST, GraphQL, relational databases, and distributed systems. You will help...


  • Montreal, QC, Canada Userc Dehradun Full-time $107,000 - $165,000 Contract

    MaintainX, a Canada-based remote-friendly tech company, is hiring a Senior Software Developer for the API Platform and Ecosystem. You will design, build, and operate robust backend APIs and platform components, ensuring scalability, reliability, and strong developer experience.The role emphasizes API standardization, large-scale data migrations, and...


  • Montreal, QC, Canada Autodesk Full-time $110,000 - $140,000 Contract

    English followsTitre du poste : Développeur(se) de logiciel(s) séniorAperçu du posteLa plateforme Viewer d’Autodesk propulse des expériences de visualisation 2D et 3D haute performance à travers l’ensemble de notre portefeuille de produits. En tant que Développeur (se) de logiciel sénior, vous concevrez et livrerez des capacités évolutives de...


  • Montreal, QC, Canada Autodesk, Inc. Full-time $95,000 - $125,000 Contract

    Job Requisition ID # 26WD97486 English followsTitre du poste : Développeur(se) de logiciel(s) séniorAperçu du poste La plateforme Viewer d’Autodesk propulse des expériences de visualisation 2D et 3D haute performance à travers l’ensemble de notre portefeuille de produits. En tant que Développeur (se) de logiciel sénior, vous concevrez et livrerez...


  • Montreal, QC, Canada Vertical Motion Full-time $150,000 - $190,000 Contract

    Senior Software Developer and AI Platform Architect Position Summary Vertical Motion builds custom software for clients and develops AI-enabled products and engineering tools. This senior role centres on AI engineering, security, infrastructure and harness development: the software that gives AI agents context, tools, execution environments and reliable...


  • Montreal, QC, Canada Jaide Health Full-time $167,000 - $237,000 Contract

    About gaiia At gaiia, we're building the leading platform for Communications Service Providers (CSPs) that truly care about their customers. Our core product is an operating system (OS) for telcos that manages billing, operations, automation and everything in between. We're passionate about taking care of our people, and it's not just lip service. We want...


  • Montreal, QC, Canada Princeton IT Services, Inc Full-time $90,000 - $120,000 Contract

    Job Title: Senior Software Developer Location: Remote (Canada) Job Overview We are seeking a Senior Software Developer with strong experience in Java, Spring Boot, Python APIs, and cloud technologies. The ideal candidate will have hands-on experience developing scalable backend services, building APIs, and writing clients for data streaming platforms. We are...


  • Montreal, QC, Canada Autodesk Full-time $88,000 - $129,000 Contract

    Job Requisition ID # 26WD99401 Software Java Developer – Platform & Emerging Technologies Position Overview Autodesk is looking for a Software Engineer to help build the next generation of cloud services, data platforms, and AI-powered capabilities that support Autodesk products and customers worldwide. In this role, you will contribute to the design,...


  • Montreal, QC, Canada AppDirect, Inc Full-time $120,000 - $160,000 Contract

    Senior Software Developer Pour la version française de cette description de poste, veuillez consulter le lien suivant / For the French version of this job description, please refer to the following link Développeur/développeuse logiciel senior About AppDirect Become a digital, global citizen and enable the new generation of digital entrepreneurs around...


  • Montreal, QC, Canada Randstad Canada Full-time $120,000 - $160,000 Contract

    We are seeking a versatile Senior Software Developer to support core healthcare application enhancements, application modernization, and digital platform transformations across multi-cloud environments. In this role, you will be responsible for end-to-end full-stack development, designing and building web applications using Microsoft .NET MVC in Azure...


  • Montreal, QC, Canada Firstbase Full-time

    Pour la version française de cette description de poste, veuillez consulter le lien suivant / For the French version of this job description, please refer to the following linkDéveloppeur/développeuse logiciel seniorAbout AppDirectBecome a digital, global citizen and enable the new generation of digital entrepreneurs around the world. AppDirect offers a...


  • Montreal, QC, Canada Unity Technologies SF Full-time

    L'opportunitéNous recherchons un(e) développeur(se) logiciel sénior, établi(e) à Montréal, au Canada, ou travaillant à distance dans le fuseau horaire de la côte Est des États-Unis, pour se joindre à une nouvelle équipe de développement chargée d'assurer la prise en charge de la plateforme Unity pour un écosystème Android englobant les...


  • Montreal, QC, Canada Abbeal Full-time €120,000 - €150,000 Contract

    Elevate your development career at Abbeal as a Senior Power Platform and Copilot Studio Developer in Montreal. This hybrid role focuses on Power Platform apps and conversational agents within a financial institution. This 12-month, renewable position requires extensive experience in the Power Platform ecosystem. You'll design and implement custom...


  • Montreal, QC, Canada Dialogue Full-time €105,000 - €135,000 Contract

    Dialogue is the #1 virtual care provider in Canada. By developing our Integrated Health Platform, we provide exceptional online health and wellness programs (primary care, mental health, iCBT, EAP, and wellness) to organizations that want to improve the wellness of their employees and families. When it comes to our work, we set the bar high. Together,...


  • Montreal, Montreal (administrative region), Canada Dialogue Full-time €105,000 - €145,000 Contract

    Dialogue is the #1 virtual care provider in Canada. By developing our Integrated Health Platform, we provide exceptional online health and wellness programs (primary care, mental health, iCBT, EAP, and wellness) to organizations that want to improve the wellness of their employees and families. When it comes to our work, we set the bar high. Together,...


  • Montreal, Quebec, Canada BlackBerry Inc. Full-time

    Design high-performance embedded software in Ottawa with C and C++, integrating cameras, LiDAR, radar, and GPS/IMU sensors. As a senior developer at QNX, you will evolve the Sensor Framework across hardware platforms. Your work spans APIs, architecture, sensor integrations, and system-level debugging. The framework supports ADAS, robotics, and medical device...


  • Montreal, QC, Canada Plusgrade Inc. Full-time $120,000 - $160,000 Contract

    Employment Type: Permanent Job Description: Senior Software Developer- Montreal Only Our hospitality team builds the upsell engine behind millions of guest journeys, and right now we need a senior engineer who wants to re-engineer how software gets built by weaving AI into every phase of production. What You'll Be Doing You will own full-stack web...


  • Montreal, QC, Canada Frontdoor Defense Full-time $116,000 - $185,000 Contract

    Principal Forward Deployed Engineer – AI & Developer Platform - Remote Eligible Build and scale AI-native developer experiences on Broadcom's ISG platform Location: Ontario Compensation: CAD115600.00-CAD185000.00 CAD per year About The Role Principal Forward Deployed Engineer We are seeking a Principal Forward Deployed Engineer to serve as a technical...