senior java developer contract

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


  • Canada Miratech1 Full-time

    Build enterprise applications with Java, Spring Boot, and React in a hybrid Senior Full Stack Developer role based in downtown Toronto. Design secure, scalable solutions across front-end and back-end environments. Miratech seeks a senior engineer with seven-plus years of software development experience, including significant full stack development. You will...


  • Canada Citi Full-time

    Lead Java architecture and development at Citi, shaping secure cloud-native systems with Spring Boot, microservices, and event-driven platforms. This full-time role requires 5+ years of experience. As a Senior Java Back-End Developer, you will own technical design and delivery for mission-critical enterprise systems. You will build scalable distributed...


  • Canada nasdaq Full-time

    Build Java applications with Spring Boot and AWS at Nasdaq while supporting reliable cloud-ready delivery on a Wednesday-to-Sunday schedule. This Software Developer role contributes to web-based and back-end server applications for financial securities customers. You will collaborate with development, QA, DevOps, and operations teams using iterative delivery...


  • Canada Altis Technology Full-time

    Design scalable Java and Spring Boot services from the Greater Toronto Area, working primarily remotely with on-site collaboration as required. Build backend solutions for complex enterprise workflows. This full-time, two-month contract supports an application modernization initiative in transportation and logistics. As a Senior Java Developer, you will...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Nasdaq, Inc. Full-time

    Build Java applications with Spring Boot and AWS while supporting Nasdaq’s securities technology through a Wednesday-to-Sunday hybrid schedule. Deliver cloud-ready software across office and remote coverage. As a Software Developer, you will create professional web-based and back-end server applications for demanding financial securities customers. The...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Miratech Full-time

    Build enterprise routing engines with Java and Spring Boot at Miratech, working remotely within its Work From Anywhere culture. Shape real-time interaction distribution. As a Senior Routing Engine Developer, you will develop distributed backend services for contact center operations. The work spans microservices, REST APIs, event-driven architecture,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Miratech1 Full-time

    Build enterprise applications with Java, Spring Boot, and React in a hybrid Senior Full Stack Developer role based in downtown Toronto. Design secure, scalable solutions across front-end and back-end environments. Miratech seeks a senior engineer with seven-plus years of software development experience, including significant full stack development. You will...


  • Edmonton, AB, Edmonton Census Division, AB; Alberta, Canada Miratech Full-time

    Build enterprise routing engines with Java and Spring Boot at Miratech, working remotely within its Work From Anywhere culture. Shape real-time interaction distribution. As a Senior Routing Engine Developer, you will develop distributed backend services for contact center operations. The work spans microservices, REST APIs, event-driven architecture,...


  • Winnipeg, MB, Winnipeg Census Division, MB; Manitoba, 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...


  • Calgary, AB, Calgary Census Division, AB; Alberta, 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...


  • Mississauga, Peel Region, Canada Epsilon Solutions Ltd. Full-time $90,000 - $120,000 Contract

    Design, develop, test, and maintain enterprise-grade Java applications.Develop RESTful APIs and microservices using Spring Boot and Spring Cloud.Lead solution design discussions, code reviews, and performance optimization activities.Collaborate with architects, business analysts, product owners, and stakeholders to define technical requirements.Ensure...


  • Toronto, ON, Canada NTT Data Americas, Inc. Remote Full-time $116,000 - $131,000 Contract

    Senior Java application development expertise is needed for this remote Canada-based contract with NTT DATA, emphasizing Spring Boot and RESTful APIs.The Senior Applications Developer manages full systems life cycles, including analysis, design, coding, testing, and implementation. You will contribute to architecture, technology planning, integrations, and...


  • Ahuntsic North, QC, 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...


  • Toronto, ON, Canada Allstate Canada Full-time $80,900 - $110,000 Contract

    Shape the future of API integration at Allstate as a Senior Java Integration Developer in a hybrid work environment. Lead innovative projects focusing on microservices and secure APIs. Allstate is building a new Integrations Team, aimed at modernizing integration capabilities. This role requires at least 6-8 years of experience in API design and...


  • Mississauga, ON, Canada Citi Full-time

    Build CitiDirect payment architecture with Core Java and Spring Framework expertise as a Senior Java Backend Developer working full time. Design scalable backend services supporting Citi’s unified digital gateway for clients. This senior development role focuses on modernizing CitiDirect’s Payment architecture. You will apply Java, Spring Boot, Spring...


  • Toronto, ON, Canada Miratech Full-time

    Build enterprise routing engines with Java and Spring Boot at Miratech, working remotely within its Work From Anywhere culture. Shape real-time interaction distribution. As a Senior Routing Engine Developer, you will develop distributed backend services for contact center operations. The work spans microservices, REST APIs, event-driven architecture,...


  • Canada Fidelity International Full-time

    Job Description Please note, this is a contract opportunity ending on December 31st, 2026. You will be working on a flexible hybrid schedule as part of Fidelity’s dynamic working arrangement. The work location for this role is 483 Bay Street in Toronto until approximately late 2026, when the work location will change to the new Mississauga office at 3...


  • Winnipeg, Manitoba, Canada Citigroup Inc. Full-time

    Citi is looking for a Senior Java Developer to join its Applications Development team, where you will design, build, and own high-performance Java applications that underpin critical financial services at global scale. This is a hands-on technical role where your expertise will directly shape the quality, architecture, and reliability of systems that process...


  • Winnipeg, Manitoba, Canada 860 Morgan Stanley Svcs Canada Co Full-time

    We’re seeking someone to join our team as a Senior Java Developer to help transform Morgan Stanley's client onboarding and regulatory platform by designing and delivering next-generation technology solutions that enhance regulatory compliance, operational efficiency, scalability, and user experience across a global business environment. In the Technology...


  • Canada Cognizant Full-time

    About the Role We are seeking a highly skilled Senior Full Stack Developer (Angular & Java) to join our Digital Engineering team. In this role, you will design, develop, and support scalable enterprise applications while collaborating with cross-functional teams to deliver innovative technology solutions that drive business value. The ideal candidate will...