senior java api developer jobs in Montreal

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670 senior java api developer job listings in Canada. Find daily updated positions from leading job boards.


  • Montreal, QC, Canada Abbeal Full-time €110,000 - €150,000 Contract

    Senior Back-end Developer, Java Spring Boot and AWS, Enterprise Content Management, major bank, Montreal (hybrid) Evolve the document management applications of a major Canadian bank: Java Spring Boot microservices, REST APIs, AWS integration. Senior or principal level, permanent role with Abbeal, Montreal hybrid. The Enterprise Content Management (ECM)...


  • Montreal, Quebec, Canada Miratech Group Full-time

    Build enterprise-scale routing engines with Java and Spring Boot at Miratech, developing real-time interaction distribution for contact center operations. As a Senior Routing Engine Developer, you will create scalable backend services for voice and digital interactions. You will apply distributed systems, microservices, event-driven architecture, and...


  • Montreal, QC, Canada Abbeal Full-time

    Senior Back-end Developer, Java Spring Boot and AWS, Enterprise Content Management, major bank, Montreal (hybrid) Evolve the document management applications of a major Canadian bank: Java Spring Boot microservices, REST APIs, AWS integration. Senior or principal level, permanent role with Abbeal, Montreal hybrid.The Enterprise Content Management (ECM) team...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Tech Talent International Full-time

    Job Description Job Description Tech Talent International (SI) supplies technical talent to a variety of clients ranging from Fortune 100/500/1000 companies to small and mid-sized organizations in Canada/US and Europe. We currently have a role as a Senior Fullstack Java Developer with our large consulting client for a major banking services client in the...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada CYNET SYSTEMS Full-time €60 - €65

    Job Description Job Description Pay Range: $60.00hr - $65.00hr Job Overview: Our client is seeking a Java Developer with Angular expertise for a contract role in Montreal, CA. Key Responsibilities: Design, develop, test, deploy and support enterprise applications using Java and related technologies. Participate throughout the software development...


  • Downtown Montreal North, Quebec, Canada Intact Financial Full-time

    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...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Morgan Stanley Full-time

    We’re seeking a Senior Java/Scala Developer to join the Optimus SDLC team and lead the evolution of Optimus within the broader Codetree ecosystem, which supports Morgan Stanley’s Fixed Income business and 1,500+ developers working across approximately 40 million lines of code and 400,000+ tests. This hands‑on role will improve the software delivery...


  • Montreal, Quebec, Canada BNP Paribas Full-time

    Join one of Montreal’s Top Employers in 2026. We are a leading international banking institution fully committed to building a more sustainable future. The position at a glance Prime Services Technology is seeking a Senior Java Engineer in Montreal to design and deliver reliable, scalable distributed systems. This is a hands-on senior individual...


  • Montreal, QC, Canada Compunnel Inc. Full-time €80,000 - €120,000 Contract

    We are seeking a highly skilled and self‑motivated Senior Java and Python Developer to automate the deployment of modern trading applications on Kubernetes environments. The ideal candidate will have a strong technical background in cloud‑native application design, Kubernetes infrastructure, and containerization technologies. This role requires...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada National Bank of Canada Full-time

    Use Java 21, Angular 17, and Spring Boot to deliver software solutions across National Bank’s evolving technology infrastructure. This Chief Fullstack Developer position focuses on software design, development, deployment, and operational support. You will work with Node.js, databases, object-oriented design patterns, and continuous integration and...


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

    Senior Back-end Developer, Java Spring Boot and AWS, Enterprise Content Management, major bank, Montreal (hybrid) Evolve the document management applications of a major Canadian bank: Java Spring Boot microservices, REST APIs, AWS integration. Senior or principal level, permanent role with Abbeal, Montreal hybrid. The Enterprise Content Management (ECM)...

  • Senior Java

    1 week ago


    Montreal, QC, Canada Compunnel Inc. Full-time €80,000 - €120,000 Contract

    Become a Senior Java and Python Cloud Developer focused on optimizing deployment practices in Kubernetes systems. Your expertise will revolutionize trading application infrastructures. We are looking for a driven Senior Developer with a strong foundation in cloud-native designs and Kubernetes. Work closely with diverse teams to create and implement...


  • montreal, qc, Canada Morgan Stanley Full-time

    We’re seeking a Senior Java/Scala Developer to join the Optimus SDLC team and lead the evolution of Optimus within the broader Codetree ecosystem, which supports Morgan Stanley’s Fixed Income business and 1,500+ developers working across approximately 40 million lines of code and 400,000+ tests. This hands‑on role will improve the software delivery...


  • Montreal, Quebec, Canada Aequilibrium Software Inc Full-time

    Build and enhance Fiserv DNA solutions through APIs, integration interfaces, and software development from a remote Canadian contractor assignment. Apply hands-on banking technology expertise to connected systems.Aequilibrium is seeking senior developers with personal experience developing, integrating, testing, or supporting Fiserv DNA solutions. Depending...


  • Montreal, QC, Canada Genpact Ltd. Full-time $60,000 - $105,000 Contract

    Lead Java application development at Genpact in a hybrid Montreal position, using Core Java, Java APIs, and JDBC to guide delivery.This Senior Tech Lead role supervises software developers and provides technical guidance throughout application development. You will collaborate with stakeholders, analyze requirements, design technical solutions, and support...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Aequilibrium Software Inc Full-time

    Build and enhance Fiserv DNA solutions through APIs, integration interfaces, and software development from a remote Canadian contractor assignment. Apply hands-on banking technology expertise to connected systems. Aequilibrium is seeking senior developers with personal experience developing, integrating, testing, or supporting Fiserv DNA solutions....


  • Montreal, QC, Canada Axelon Services Corporation Full-time $90,000 - $120,000 Contract

    Build Java backend applications in Montreal through a hybrid schedule requiring in-office presence three days weekly. Apply advanced Java and cloud-focused development skills.This 12-month contract suits a backend developer with at least five years of hands-on Java EE and core Java experience. You will develop a new platform using established standards,...


  • Montreal West, QC, Canada ALFACONSEIL.CA Full-time $110,000 - $135,000 Contract

    ALFACONSEIL.CA recherche un expert développeur applicatif expérimenté pour concevoir et faire évoluer des solutions dans un environnement technologique complexe. Vous comprendrez l’architecture, développerez des API robustes et contribuerez à l’intégration entre applications.Le poste intègre une approche IA pour accélérer conception,...


  • Montreal, Quebec, Canada CGI Full-time

    Position Description: Location: Toronto or MontrealBilingual: highly preferred CGI is seeking four Senior Java Developers to strengthen our consulting delivery teams in Montréal and Toronto. You will design, develop, modernize, integrate, and support enterprise grade applications for leading organizations across financial services, insurance,...


  • Montreal West, QC, Canada ALFACONSEIL.CA Full-time $110,000 - $135,000 Contract

    Dans ce mandat, vous contribuerez à la conception et à l’évolution de solutions applicatives modernes au sein d’un environnement technologique complexe. Vous serez appelé·e à comprendre l’architecture et les composantes techniques des solutions afin de produire des conceptions détaillées, de développer des API robustes et de contribuer à...