Our financial services client is seeking an API Specialist (Secret, 5+ years) to build system-to-system integrations using SOAP/REST protocols and web services technologies Join a banking setting supporting integration and solution architecture initiatives within a complex enterprise landscape.

This role focuses on building custom APIs, plug-ins, and standards-based web services integrations using SOAP/REST protocols, messaging systems, and CI/CD tools.

The position offers exposure to integration patterns, streaming concepts, and enterprise messaging technologies in a regulated environment. 12- month Contract Remote (Ottawa est.) Must hold Secret clearance Must Haves 5+ years building system-to-system integrations and custom APIs SOAP/REST protocols, web services, message-oriented integration, and streaming technologies Web service standards such as SOAP, REST, XML, WSDL, XSD, XQuery, XSLT,



and JSON CI/CD tools including Jenkins and ArgoCD , plus version control systems Git and SVN Secret clearance and university degree or college diploma in Computer Science, Engineering, or related discipline Nice to Have Demonstrated solution architecture and integration experience Messaging systems including JMS and Red Hat AMQ Agile / Scrum and/or Dev

Ops Responsibilities Build system-to-system integrations Develop custom APIs and plug-ins Design standards-based web services access protocols Implement integration patterns using SOAP/REST protocols Work with message-oriented integration and streaming technologies Use CI/CD tools including Jenkins and ArgoCD Manage code using Git and SVN

📌 API Specialist (Secret, 5+ years) to build system-to-system integrations using SOAP/REST protocols and web services technologies (Ottawa)
🏢 S.i. Systems
📍 Ottawa