senior java api developer jobs in Toronto

Senior Full Stack Java Developer work in Toronto, using REST APIs and Oracle databases to build and support web applications. This 125-day senior assignment requires seven to ten years of experience in programming and analysis. You will translate systems specifications into tested applications while supporting front-end and back-end integration. The work...

Localcoin, founded in 2017 with headquarters in Toronto, is on a mission to simplify the process and experience of buying or selling digital currencies globally. We envision bringing digital currency to the mainstream financial market through partnerships with leading corporate and franchised retail spaces. With terminals across Canada, Poland and the APAC...

Our Toronto based client is looking for a Senior Software Developer – Java Kafka GCP to join their growing team. Work Model: Hybrid – 3 days/week in office Hours: 37.5 hours/week 12 month contract Are you a hands-on Java engineer who loves building high-performance, scalable technology that actually matters? We’re looking for a Senior Software...

Build secure Java integrations at Localcoin in Toronto, using Spring and SQL within a hybrid schedule of two office days weekly. As a Senior Java Back-End Developer, you will develop stable applications for Localcoin’s digital currency platform. The role emphasizes Java 8, Spring Boot, RESTful services, and secure integrations. You will collaborate with...

Build high-performance payment systems at Interac as a Senior Java Developer specializing in Spring, Spring Boot, and microservices. Work within Canada’s financial technology ecosystem. Reporting to the Leader, Product Foundation, Money Movement, you will develop resilient, event-driven applications for distributed payment platforms. You will translate...

A technology development company in Canada is seeking a Senior Software Developer with over 5 years of JAVA experience. The role requires translating technical specifications into tested applications, troubleshooting software issues, and collaborating in an agile environment. Knowledge of Spring framework and REST APIs is crucial. This position is suitable...

A technology firm in Toronto is seeking a Java Developer to design, develop, and maintain scalable Java applications. The role involves collaborating with teams, coding, debugging, and integrating with databases while focusing on user needs and Agile best practices. Ideal candidates should have strong skills in Java and experience with frameworks like...

The best candidate is a full-stack Java developer with strong experience building and deploying microservices, ideally with hands‑on expertise using Kubernetes for container orchestration on GCP. Contract Duration: 4 months with high likelihood of extension. Business Group: COAT – Contact Centre Technology – managing the bank’s voice applications and...

Build high-performance payment systems at Interac as a Senior Java Developer specializing in Spring, Spring Boot, and microservices. Work within Canada’s financial technology ecosystem.Reporting to the Leader, Product Foundation, Money Movement, you will develop resilient, event-driven applications for distributed payment platforms. You will translate...

Our Toronto based client is looking for a Senior Software Developer – Java Kafka GCP to join their growing team. Work Model: Hybrid – 3 days/week in office Hours: 37.5 hours/week 12 month contract Are you a hands-on Java engineer who loves building high-performance, scalable technology that actually matters? We’re looking for a Senior Software...

OverviewSenior Core Java DeveloperThis is with a large IT services firm for a major Canadian bank. Candidate must have legal work status for Canada. Client Location is downtown Toronto, close to GO and TTC. Hybrid - In-Office 3 days per week. Increase to 4 days in September 2025. Perm/FT role, salary and benefits or on contract - 6 months to start at Market...

Seeking a highly experienced Senior Core Java Developer with expertise in Core Java, Spring Framework, and low‑latency multi‑threaded programming. Design, develop, and maintain high‑performance, scalable, and resilient applications supporting capital markets and financial operations. Collaborate with global teams to deliver robust technology solutions...

We areAt Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps,...

Build secure Java integrations at Localcoin in Toronto, using Spring and SQL within a hybrid schedule of two office days weekly.As a Senior Java Back-End Developer, you will develop stable applications for Localcoin’s digital currency platform. The role emphasizes Java 8, Spring Boot, RESTful services, and secure integrations. You will collaborate with...

Localcoin, founded in 2017 with headquarters in Toronto, is on a mission to simplify the process and experience of buying or selling digital currencies globally. We envision bringing digital currency to the mainstream financial market through partnerships with leading corporate and franchised retail spaces. With terminals across Canada, Poland and the APAC...

REST and SOAP integration expertise define this Senior Software Developer role, based partly at 5700 Yonge St. through hybrid work.Build, test, and maintain data-driven applications supporting production environments. Develop with Java SE/EE, Oracle SQL, middleware, and data service platforms. Work in Agile teams while documenting systems, managing risks,...

Who We AreTeranet is Canada’s leader in the delivery and transformation of statutory registry services with extensive expertise in land and commercial registries. We also market insightful property and data solutions, as well as practice management automation to thousands of customers in the real estate, financial services, government, utilities, and legal...

Advance your career as a Senior Developer specializing in Java and C programming, with a focus on web services and user satisfaction. Effective communication is key to this role. We are seeking a seasoned developer with a minimum of 5+ years of experience and a bachelor’s degree in Computer Science or a related field. Strong experience in Java, C, and...

Build secure Java microservices and REST APIs in a hybrid Brampton assignment focused on cloud-native architecture and systems integration.Randstad Canada seeks an experienced, hands-on Senior Java Developer for a six-month enterprise contract. You will develop resilient backend services, batch workflows, and distributed data pipelines using Java, Spring...

Build secure Java microservices and REST APIs in a hybrid Brampton assignment focused on cloud-native architecture and systems integration.Randstad Canada seeks an experienced, hands-on Senior Java Developer for a six-month enterprise contract. You will develop resilient backend services, batch workflows, and distributed data pipelines using Java, Spring...