Back End Developer

5 days ago


Mississauga, Canada Open Systems Technologies Full time

The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Qualifications 8-12 years of hands‑on experience in Java backend development and Python, Django and/or related Python frameworks and libraries. Proficiency with frameworks such as Spring Boot. Ability to implement high throughput, low‑latency, extremely reliable frameworks. Deep understanding of Java technology such as garbage collection internals, dependency injection, annotations, threading model, and synchronization primitives. Strong understanding of microservices architecture and RESTful APIs. Experience with database technologies such as MongoDB. Familiarity with cloud platforms like AWS, GCP, Azure and containerization (Docker, Kubernetes). Solid understanding of the software development lifecycle (SDLC) and Agile methodologies. Excellent communication skills and the ability to collaborate effectively in a team environment. Experience with message brokers such as Kafka. Knowledge of DevOps practices and CI/CD pipelines. Seniority level Not Applicable Employment type Contract Job function Information Technology Industries Banking, Financial Services, and Capital Markets #J-18808-Ljbffr



  • Mississauga, Canada BoomerangFX Full time

    Senior Back-End Developer Base pay range CA$75,000.00/yr - CA$80,000.00/yr Salary Range: $75,000 - $80,000 & 10% annual bonus! Location 5-day on-site role based in Mississauga, Ontario. Benefits Comprehensive health, dental, and vision coverage Paid vacation to rest and recharge Free on-site parking for your convenience Access to our on-site gym and wellness...


  • Mississauga, Canada Epsilon Solutions Ltd Full time

    HTML, CSS, JavaScript/TypeScript, Angular, React, Springboot/Java, AWS, Azure, Github, Node.Js, GraphQL ,Docker, Kubernetes Architecture Experience leading cross-functional teams (front-end, back-end, QA, DevOps), Mentoring developers and fostering a collaborative, inclusive team environment, Familiarity with design patterns, scalability, and fault...

  • Back End Developer

    2 weeks ago


    Mississauga, Ontario, Canada Open Systems Technologies Full time

    Job Title: Senior Java DeveloperLocation: Mississauga – Hybrid – 3 days/weekTerm: 6 months contract plus extensionThe Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead...

  • Back End Developer

    6 days ago


    Mississauga, Ontario, Canada RemitBee™ Full time

    JOB DESCRIPTION: FULL STACK DEVELOPERAbout Company: Do you want to work in a fast growing company by doing meaningful work and have fun doing it? Remitbee, a FinTech which is headquarters in Canada is seeking a skilled full stack developer with experience in React and Node JS. Individuals who apply for Remitbee careers should be passionate about tech and...

  • Back End Developer

    7 days ago


    Mississauga, Canada Open Systems Technologies Full time

    The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Qualifications 8-12 years of hands‑on experience in Java backend...


  • Mississauga, Ontario, Canada Citi Full time

    Software Development & System Design Design, develop, and maintain robust, scalable, and high-performance applications. Implement trunk-based development practices to enable continuous integration and rapid delivery. Develop clean, maintainable, and testable code following SOLID principles and software design best practices. Ensure high levels of unit test...


  • Mississauga, Ontario, Canada Citi Full time

    About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking,...

  • Software Engineer

    7 days ago


    Mississauga, Canada Citibank (Switzerland) AG Full time

    ## For additional information, please review .**About Citi:**Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and...

  • Software Engineer

    5 days ago


    Mississauga, Canada Citibank (Switzerland) AG Full time

    ## For additional information, please review .**About Citi:**Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and...

  • Software Engineer

    7 days ago


    Mississauga, Canada Citibank (Switzerland) AG Full time

    ## For additional information, please review .**About Citi:**Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and...