Downtown Toronto (Central Bay Street), Canada | Posted on 07/27/2026 Position: Integration Developer We are seeking a Senior API Software Developer/IntegrationDeveloper with 8+ years of experience responsible for creating and consumingAPIs to translate functional specifications into working, tested applications.The successful candidate will develop detailed programming specifications, userinterface designs, prototypes, write and/or generate code, compile data-drivenprograms, conduct unit testing, and debug code. Buildclean, scalable, and secure REST APIs using Java and Spring Boot. Developapplications that transform and route data based on business requirements.

Createcomprehensive automated test coverage using tools such as JUnit, Mockito,or Test Containers. Designand implement effective relational database schemas. OptimizeAPIs for performance, response time, memory usage, and throughput.

Producetechnical documentation, deployment guides, and operational procedures. Resolveproduction issues, regression defects, and performance-related concerns. Extensiveexperience designing, building, and consuming REST APIs, including APIdocumentation and testing.

StrongSQL skills with experience using relational databases such as SQL Serveror Oracle. Experiencetransforming data across formats including JSON, XML, and CSV.



Abilityto apply data transformation techniques such as mapping and normalization.

Strongproficiency in object-oriented and functional programming using modernJava. Extensiveexperience with Java, Spring Boot, and the Java development ecosystem.

Experiencewith Azure Service

Bus and event-driven architecture. Strongexperience writing automated unit and API tests.

Familiaritywith

Agile methodologies such as Scrum and Kanban. Experiencewithin justice, law enforcement, regulatory, or other public sectorenvironments. Previousexperience working within government or public sector organizations.

About Symbiotic

Digital.

Symbiotic

Digital provides the IT Experts you need thatsolve problems and get things done. See what the top 2% in their field can dofor you. (Symbiotic Digital is a division of Symbiotic Group Inc.) Serving IT & Business leaders, Symbiotic Digitalprovides a business system that enable us to provide the Expert Technical staffneeded to solve challenging business and IT problems. IT leaders in the mostreputable organizations in Canada have relied on Symbiotic Digital to help themstaff difficult assignments with proven Experts uniquely evaluated by ourproven QMS- Quality Management System Staff Development Model.

We are a 100%Indigenous owned company. #

📌 Full Time Developer (Toronto)
🏢 Symbiotic Group
📍 Toronto