senior java developer scale performance jobs in Winnipeg

Citibank (Switzerland) AG in Mississauga invites a Senior Java Developer to join the Equities Trading Technology team. You will contribute to the global platform used by Citi traders, focusing on core Java development, high-performance backend services, and integration testing within a hybrid work model. You will collaborate with business analysts, QA, and...

Citi is hiring for an Applications Development Senior Programmer Analyst in Mississauga. The role focuses on delivering complex Java-based enterprise applications and scalable backend services, using Spring, microservices, and cloud technologies. You will collaborate with business users and technology partners in a hybrid work setting. The position...

Cognizant in Toronto seeks a Senior Java Developer to design, develop, and support scalable enterprise applications using Java 17+ and Spring Boot. You will build RESTful APIs, optimize SQL, and script in Unix/Linux to support deployments and automation. This hybrid role requires two days per week in the client office in Toronto and offers a competitive CAD...

Capgemini in Mississauga, ON is seeking a Senior Programmer/Developer with 8-10+ years of Java development to support a leading telecommunications client. You will participate in the full SDLC, design and implement components, and mentor offshore developers in an Agile environment, ensuring timely delivery and quality across code reviews and deployments. You...

We are seeking a highly motivated and skilled Senior Software Engineer to join our innovative team, blending backend development expertise with emerging AI technologies. ResponsibilitiesDesign, develop, and deploy high-performance backend applications using Java and Spring Boot with MongoDB. Develop, integrate, and deploy AI Agents to enhance application...

Community Services Cluster, Ministry of Public and Business Service Delivery and Procurement, Government of Ontario is seeking two Senior Software Developers – Full Stack to design, build, test, and maintain enterprise Java/J2EE web applications at the Ontario Public Sector. The role emphasizes secure, scalable, accessible, and compliant solutions. You...

Senior Software Developer – Key Responsibilities Develop, enhance, test and maintain business-critical applications , translating technical specifications and business requirements into scalable, reliable solutions using modern programming languages, preferablyJava . Work across amulti-platform environment involving Windows Server and Red Hat Linux ,...

Elevate digital transformation as a Senior Java Developer specializing in AI solutions. Design robust architectures and create high-quality applications for leading technology in a hybrid work environment.This senior-level role seeks a talented Java Developer with experience in designing end-to-end solutions. You will utilize your skills in Java, API...

Source Code in Toronto is seeking a Senior Software Developer for a 5-month contract, onsite at 222 Jarvis Street. The role requires extensive Java development with Oracle/SQL, RESTful services, and solid Agile experience. Strong communication skills are essential for collaborating with cross-functional teams and delivering tracked milestones....

Join a dynamic team as a Senior Full Stack Software Developer with our Government client in Toronto. This position emphasizes expertise in Java and React Native, engaging in 5 days of onsite development.As a Senior Full Stack Developer, you will tackle extensive responsibilities including designing, developing, and maintaining high-quality web and mobile...

## Senior Java Developer - Equities Trading Technology - Vice PresidentApply:Hybrid:Mississauga Ontario Canada:Full time:Posted Today:26992694The Equities Cash Order Management System team is responsible for a global platform used by Citi traders and sales traders. This system is critical for trading in equities, derivatives, convertible bonds, and provides...

Russell Tobin & Associates is hiring on behalf of one of its esteemed clients. Location: Toronto, ON (Onsite) Client: Public Sector Pay Rate: $45 - $50/hr [CAD] Job DescriptionDevelop, enhance, test, troubleshoot, and support large-scale web applications using Java and Oracle/SQL. Must-Have Skills:2+ years of Java development withOracle/SQL. 2+ years ofREST...

Advance your career with BLiNQ Networks as a Senior Java Developer. Here, you’ll create advanced software solutions for cutting-edge wireless technologies while leveraging your Java skills.BLiNQ Networks Inc in Ontario, Canada, is looking for an experienced Senior Java Developer to enhance their software engineering team. In this significant role, you will...

Socket.dev is seeking a senior full-stack engineer to re-platform legacy reporting logic into a modern web application using Java on the backend and Angular on the frontend. You will design REST APIs, migrate existing WebFOCUS logic, and deploy in Azure, contributing to an OPS-aligned, scalable solution. The role requires 8+ years in large-scale production...

We are looking for an experiencedJava Developerto design, develop, and maintain scalable, secure, and high-performance enterprise applications. The ideal candidate will have strong expertise in Java technologies, microservices architecture, APIs, databases, and modern software engineering practices. Key ResponsibilitiesDesign, develop, test, and maintain...

# Java DeveloperTargeted TalentHome›Jobs›Java DeveloperTargeted TalentAdzunaSaskatoon, Saskatchewan permanent Posted September 22, 2026 Closes ~November 5, 2026## About this RoleJob DescriptionJob DescriptionWe are looking for an experienced Java Developer for our client. This is a permanent position that is remote to start with potential later...

Maarut is seeking a Senior Full Stack Software Developer to design, build, and migrate a reporting portal using Java backend and Angular front end. The role emphasizes end-to-end ownership, REST API services, and integration with Azure DevOps in an OPS context. You will refactor existing WebFOCUS logic, ensure CI/CD, and deliver scalable, accessible...

We are seeking a detail-oriented, adaptable Operations Officer II to join our back-office operations team in downtown Toronto. In this role, you will be responsible for reviewing, validating, and processing registered financial requests (specifically RRIF withdrawals) in strict compliance with CRA guidelines and institutional policies.This position is ideal...

Date:Sep 15, 2026 Company:NTT DATA Services NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization. We are currently seeking aSenior JAVA Full Stack/AWS Developer - Remote Canada Role.to join our team in Vancouver, British...

Jobility Talent Solutions is hiring for aSenior Java Backend Developeropportunity with a leading financial services organization. This is aSenior Java Backend Developerposition combining hands-on development with team guidance and production support responsibilities. You'll work with a small global developer team while maintaining expertise in Java-based...