Duration: 12+ months contract

The role will bridge legacy middleware and modern cloud integration by designing, developing, testing, documenting, and supporting secure, reliable workflows for mission-critical operations. This role will support required project deliverables, maintain ongoing sustainment Biztalk activities, and contribute to the BizTalk replacement project where possible.

Key Responsibilities

- Support and optimize BizTalk Server integrations across SAP, SuccessFactors, Maximo, CAD/AVL, and other TTC systems.
- Migrate legacy BizTalk workflows to Azure Integration Services and Azure Logic Apps.
- Monitor integration health, performance, message tracking, error handling, and retry logic.
- Work with TTC teams, business owners, and vendors to resolve cross-system integration issues.
- Design, secure, and deploy middleware solutions for on-premises and cloud systems.
- Perform defect triage, root-cause analysis, performance tuning, and SIT/UAT support.
- Maintain functional, non-functional, technical, mapping, and support documentation.

Skills and Certifications

- Post-secondary degree/diploma in Computer Science/Engineering or equivalent experience
- 10+ years of enterprise systems integration experience using .NET, C#, Web API, XML, XSLT, JSON, SQL Server, T-SQL, and stored procedures.
- Robust BizTalk Server 2020 experience, including orchestrations, pipelines, maps, XSLT, schemas, adapters, and migration to cloud integration platforms.




- Experience with WCF-Custom, WCF-SAP/SAP .NET Connector, WCF-WebHttp, SFTP, REST, BAPIs, IDocs, APIs, and enterprise integration patterns.
- Minimum 4 years of hands-on Azure Logic Apps experience; Microsoft Azure Developer certification preferred.
- Experience with Azure Functions, Service Bus, API Management, Cosmos DB, Azure Data Factory, Azure Storage, Azure Monitor, Application Insights, and Log Analytics.
- Proficiency with Git (branching strategies, PR reviews) and building CI/CD pipelines in Azure DevOps .
- Knowledge of OAuth2, certificates, Azure Key Vault, Microsoft Entra ID, managed identities, and role-based access control.

Core Technical Responsibilities

- BizTalk Support : Maintain and troubleshoot pipelines, orchestrations, schemas, maps, and adapters.
- Azure Logic Apps : Build, test, deploy, and support Logic Apps Standard and Consumption workflows.
- Data Transformation : Develop XML, JSON, XSLT, and Liquid template transformations.
- Adapters & Connectivity : Configure WCF-SAP, WCF-Custom, SFTP, REST, APIM, gateways, and hybrid connections.
- Custom Development : Develop and modernize C#, .NET, SQL Server, and supporting integration components.
- Testing & Defect Resolution : Support SIT, UAT, performance testing, root-cause analysis, and defect resolution.
- DevOps : Maintain Git branching, pull requests, and Azure DevOps CI/CD pipelines.

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📌 Senior Middleware Specialist (Toronto)
🏢 LanceSoft
📍 Toronto