api developer jobs in Montreal

6,983 api developer job listings in Canada. Find daily updated positions from leading job boards.

  • Lead Java Developer

    18 hours ago


    Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Canada Job Bank Full-time

    CGI Inc. is seeking a Lead Java Developer in Montreal to design and build microservices-based applications. You will lead teams, influence architecture, and deliver robust Java solutions with Spring Boot, REST APIs, and cloud deployment. You will work in an Agile, DevOps environment, coordinating with multiple stakeholders and delivering high-quality...


  • Montreal (administrative region), QC, Canada Abbeal SAS Full-time €110,000 - €140,000 Contract

    Expert C# Software Developer — Backend APIs & Services — Montreal A mobility player is looking for an expert C# developer to build API integration services and reusable microservices. Long-term engagement, hybrid Montreal. A mobility player is evolving its partner integration platform and is looking for an expert C# software developer. Context The...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Prodigy Systems Inc. Full-time

    A dynamic technology solutions firm in Montreal is looking for a .NET Developer for a 6-month contract, potentially transitioning to a full-time permanent position. The hybrid role requires four days a week onsite. Key responsibilities include taking functional requirements, designing, and coding. Candidates must be proficient in .NET, C#, SQL, and Azure,...


  • Montreal (administrative region), QC, Canada MaintainX Full-time $107,000 - $195,000 Contract

    Join MaintainX as a Senior Backend Developer focused on API solutions, where your expertise can enhance remote work across enterprise systems. Collaborate to build exceptional REST APIs that propel operations forward. MaintainX is seeking a Senior Backend Developer to contribute to their mission of improving industrial and frontline operations. In this...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Abbeal SAS Full-time

    Abbeal SAS in Montreal, Canada, seeks a Java developer for a bank's Cybercrimes IT Delivery team. You will design APIs, build robust Java solutions for customer screening and payment ecosystems, and participate in Scrum ceremonies. The candidate should have a Bachelor's degree and 5+ years of software development experience, with Java 10+, Spring Boot,...


  • Montreal (administrative region), QC, Canada AppHelp by AppDirect Full-time $80,000 - $100,000 Contract

    AppDirect, acteur mondial, recherche à Montréal un Développeur Logiciel pour concevoir et maintenir des applications backend Java robustes, écrire du code lisible et documenter les API externes, en collaboration avec les équipes produit, design et ventes.Le poste exige au moins 3 ans d'expérience en Java, Spring, REST, Docker et Kubernetes;...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Abbeal SAS Full-time

    Abbeal SAS recherche un Développeur Java Senior pour l'équipe Cybercrimes, basé à Montréal. Rôle hybride avec 2 jours au bureau et mission initiale de 12 mois renouvelable. Vous concevrez des APIs, développerez des solutions Java robustes et participerez aux cérémonies Scrum, en assurant la qualité via des tests automatisés. Le candidat idéal...

  • Remote AI

    3 days ago


    Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Organimi Full-time

    A leading B2B SaaS company is seeking an experienced AI / Machine Learning Developer to work on innovative AI models and systems. The candidate will train and deploy large language models and related machine learning systems, contributing to impactful automation features. This is a remote role available to applicants across Canada, with strong preference for...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Abbeal SAS Full-time

    Expert C# Software Developer — Backend APIs & Services — Montreal A mobility player is looking for an expert C# developer to build API integration services and reusable microservices. Long-term engagement, hybrid Montreal. A mobility player is evolving its partner integration platform and is looking for an expert C# software developer. Context The...

  • Python Engineer

    3 days ago


    Montreal, Montreal (administrative region), Canada Insight Global Full-time $63,369 - $71,635 Contract

    A recruitment agency is seeking a proficient Python Developer to work in a hybrid role in Montreal. The ideal candidate will have over 5 years of Python development experience, specializing in REST API design using FastAPI and ensure high performance and maintainability. Responsibilities include designing scalable APIs, optimizing database queries, and...

  • Dév. logiciel sénior

    15 hours ago


    Montreal, Quebec, Canada Genetec Full-time

    DescriptionLa dynamique de votre équipe :Nous recherchons un(e) développeur(euse) logiciel sénior spécialisé(e) en C# et en conception d’API REST. Votre mission sera double : développer les nouveaux services d’intégration de l’entreprise sous ASP.NET Core et Azure, et moderniser un ensemble d’API existantes basées sur WCF et .NET Framework...

  • Dév. logiciel sénior

    16 hours ago


    Montreal, Quebec, Canada Genetec Inc. Full-time

    La dynamique de votre équipe: Nous recherchons un(e) développeur(euse) logiciel sénior spécialisé(e) en C# et en conception d’API REST. Votre mission sera double : développer les nouveaux services d’intégration de l’entreprise sous ASP.NET Core et Azure, et moderniser un ensemble d’API existantes basées sur WCF et .NET Framework 4.8. Vous...


  • Montreal, Quebec, Canada Abbeal SAS Full-time

    Abbeal SAS seeks an Intermediate Back-end Developer for a major bank in Montreal to build and maintain back-end applications and APIs in a demanding financial environment.Join a back-end team in a permanent Montreal-based role and help evolve applications and services that power critical banking operations.Experience with API architectures and databases is...


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

    Elevate your career as an Expert Functional Analyst focused on complex API interactions. This role emphasizes the translation of business needs into actionable functional requirements in a collaborative Agile environment. With at least five years of experience in functional analysis, you will play an essential role in large-scale project delivery. Your...


  • Montreal, Quebec, Canada Unity Full-time

    The opportunityWe're looking for a graphics engineer to join the Graphics Kernel API team. The team works on a standalone, low-level graphics abstraction layer that gives Unity a single, consistent interface across every platform and graphics driver we support.We'll own the cross-driver abstraction that keeps behavior consistent across every backend, the...


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

    The opportunityWe're looking for a graphics engineer to join the Graphics Kernel API team. The team works on a standalone, low-level graphics abstraction layer that gives Unity a single, consistent interface across every platform and graphics driver we support.The team owns the cross-driver abstraction that keeps behavior consistent across every backend, the...


  • Montreal, Canada Morgan Stanley Full-time

    We’re seeking someone to join our team as an API Security Engineering Lead to lead the strategy, governance, discovery, and adoption of API security capabilities across the enterprise, partnering with technology and business stakeholders to strengthen visibility, resilience, and protection of the firm's API ecosystem.In the Technology division, we leverage...


  • Montreal, Quebec, Canada ALLTECH CONSULTING SVC INC Full-time

    A technology consulting firm is seeking an experienced automation specialist to manage data synchronization and workflows between Rally and Jira. The role involves developing scripts in Python and Java to enhance IT system performance. The ideal candidate should possess strong problem-solving skills, experience with RESTful APIs, and familiarity with Agile...


  • Montreal, Quebec, Canada Explorance Full-time

    Explorance is seeking a skilled Full-Stack Developer in Montreal to strengthen the backend and data-access layers of our platform. You will design scalable APIs, build secure backend components, and collaborate with architects to deliver robust features for millions of users.The role emphasizes RESTful API optimization, high-availability systems, and active...


  • Montreal (administrative region), QC, Canada leading-edge Full-time $90,000 - $120,000 Contract

    Job Summary: We are seeking an experienced API Banking Specialist to join our team. The successful candidate will be responsible for developing, implementing, and managing API banking solutions that enable seamless integration with FinTech companies, merchants, and other partners. Key Responsibilities: 1.Design, develop, and implement APIs for banking...