Jobs for java application developer at Ontario

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


  • Toronto, Ontario, Canada Brainhunter Systems Ltd Full-time

    Unleash your potential as a Lead Java Developer specializing in FinTech Solutions. This role offers a hybrid work model based in Toronto, London, or Winnipeg, focusing on innovative APIs and microservices. The Senior Software Developer role requires deep knowledge of the financial services sector, emphasizing problem-solving and technical leadership....


  • Mississauga, Ontario, Canada Citigroup Inc. Full-time

    Elevate your career as a Senior Software Developer – Java at Citi, focusing on the Equities Cash Order Management System. Enhance trading functionalities while collaborating closely across different teams in this full-time position. As a senior contributor, you'll be tasked with improving software processes and ensuring quality from development through to...


  • Toronto, Ontario, Canada Zortech Solutions Full-time

    Take on a Full Stack Java Developer role, with the flexibility of remote work. Your backend skills in Java and cloud technology will be key in delivering successful applications. You possess 5-6 years of full stack experience and hold a Bachelor's degree in Computer Science or related fields. Proficiency in front-end and back-end technologies, particularly...


  • Mississauga, Ontario, Canada Citigroup Inc. Full-time

    Elevate your career as a Full Stack Java Developer with Citi, focusing on innovative application systems development. Utilize your skills in Java and Angular to make impactful contributions. As a Senior Programmer Analyst, you will be tasked with systems analysis and the implementation of programming solutions. Expertise in Java, Angular 10+, and node.js is...

  • Java Full stack

    8 hours ago


    Toronto, Ontario, Canada Epsilon Solutions Ltd. Full-time

    Epsilon Solutions Ltd. – Java Full stack & Python Developer Location: Toronto, Canada (4 days a week on site) Employment Type: Contract Seniority Level: Mid‑Senior level Pay Range CA$45.00/hr – CA$50.00/hr Qualifications 3+ years of experience with the Python stack ecosystem 2+ years of experience with front‑end technologies such as Vue or...


  • Mississauga, Ontario, Canada Quality IT Resourcing Full-time

    Shape innovative solutions as a Senior Developer specializing in Java and Spark, with a preference for candidates in the GTA. This hybrid position allows for remote work and focuses on scalable, data-driven applications. We are looking for a Senior Java Developer with a strong background in Apache Spark for a 1-year fixed-term job. You will be tasked with...

  • Senior Java Developer

    8 hours ago


    Mississauga, Ontario, Canada Citigroup Inc. Full-time

    This is a Senior Java Developer position responsible for leading the design, development, and deployment of scalable, high-performance enterprise applications. The overall objective of this role is to collaborate with cross-functional teams to deliver business requirements and mentor junior engineers. Responsibilities: Take complete ownership of business...

  • Java Developer

    8 hours ago


    Mississauga, Ontario, Canada Triunity Software, Inc. Full-time

    Step into the tech arena as a Java Developer in an entry-level capacity. This full-time position located in NJ or NY is well-suited for those with foundational development experience. This role is tailored for emerging developers with 3-4 years in software development, looking to dive into practical applications of Java and Python programming. Candidates...


  • Mississauga, Ontario, Canada Citibank (Switzerland) AG Full-time

    We're currently looking for a high caliber professional to join our team as Senior Java Developer, Vice President. Cross Asset Margin technology teams actively develop and enhance set of strategic systems and services which are regulatory driven and have a direct bearing on how Citi Capital Markets manages risk arising from trading, including both market and...


  • Mississauga, Ontario, Canada Citigroup Inc. Full-time

    Citi is seeking a Java Backend Developer to enhance CitiDirect's Payment architecture. This full-time role focuses on Core Java and modern technologies, including Spring and Apache Kafka.As an Assistant Vice President at Citi, you will play a crucial role in modernizing our payment systems. The ideal candidate will have over three years of Java experience...

  • Senior Java Developer Premium

    17 hours ago


    Vaughan, Ontario, Canada GFL Environmental Full-time

     Our GFL team is expanding, and we’re looking for a Senior Java Developer to join us in Vaughan! In this role, you’ll play a vital part in designing and implementing high-quality software solutions and ensuring the successful delivery of projects.Why Join GFL? GFL Environmental is the only major diversified environmental services company in North...


  • Mississauga, Ontario, Canada Socket.dev Full-time

    Overview Citi is a leading global bank with a vast international presence, serving millions of customers worldwide. We offer a comprehensive suite of financial services, empowering our clients through innovative solutions and access to capital. What We Do / The Team We are a global team responsible for a markets-wide strategic risk management platform. We're...


  • Mississauga, Ontario, Canada Citibank (Switzerland) AG Full-time

    Shape the future of enterprise applications at Citi as a Java Developer Lead. Leverage your deep Java/J2EE and Spring Boot skills to deliver scalable solutions. Citi seeks a talented Lead Java Developer with over six years of industry experience to spearhead development efforts. In this pivotal role, you'll lead a team, drive AI innovation, and optimize...


  • Mississauga, Ontario, Canada Citi Full-time

    Step into an Assistant Vice President role as a Java Developer at Citigroup. Focus on microservices development, programming standards, and strategic system enhancements in a collaborative setting. As an Assistant Vice President Java Developer, you will play a key role in implementing new application systems while analyzing and innovating existing...


  • Mississauga, Ontario, Canada United States Digital Space LLC Full-time

    Location: Mississauga, Ontario, Canada Job Type: Hybrid Posted: May 14, 2026 Job Overview The Applications Development Senior Manager (Senior Java Developer – Vice President) is a senior‑level position responsible for driving results through hands‑on technical leadership and team guidance in the design, development, and delivery of enterprise...


  • London, Ontario, Canada WinAir Remote Full-time

    Company DescriptionIn the mid-1980s, WinAir’s founders, Bert and Helen Vergeer, recognized the inefficiencies in aviation maintenance, which relied heavily on paper-based processes. Their vision led to the development of AV-BASE, one of the first digital aviation record-keeping and inventory management systems. Today, WinAir is a fully browser-based...


  • Toronto, Ontario, Canada Yoush Consulting Full-time

    Welcome to Yoush Consulting. Are you an independent IT consultant, or do you wish to become one?  Are you looking to partner with an organization that offers you consulting opportunities and supports you as a partner? If you answered yes to any of these, then please send us your resume to jobs@yoush.com We are looking for a Senior Java developer, on...


  • Toronto, Ontario, Canada Kumaran Full-time

    Drive innovation as a Senior Java Developer at Kumaran Systems, specializing in AI-led transformations for enterprise clients. Bring your extensive Java expertise and cloud knowledge to elevate banking and financial system solutions. Kumaran Systems seeks a seasoned developer with over 12 years in IT, including 5 years of leadership in large-scale...


  • Toronto, Ontario, Canada Axiom Global Technologies Full-time

    Elevate your career as a Java Backend Developer within a cutting-edge Commercial Banking Platform team. Focus on building scalable and secure integration solutions primarily using Java and Spring Boot. This role calls for highly skilled backend developers with at least eight years of experience. You will be tasked with developing RESTful APIs and...


  • Toronto, Ontario, Canada TD Bank Group Full-time

    Work Location: Toronto, Ontario, Canada Hours: 37.5 Line of Business: Technology Solutions Pay Details: $102,200 - $125,000 CAD This role is eligible for a discretionary variable compensation award that considers business and individual performance. TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth...