Home / Jobs / Sr. Full Stack Software Developer (.NET Core, C#, ReactJS, Azure/AWS) with expertise in legacy application modernization, MS Access/on-prem migration, PowerShell scripting, SQL/DB2 - 8630

Sr. Full Stack Software Developer (.NET Core, C#, ReactJS, Azure/AWS) with expertise in legacy application modernization, MS Access/on-prem migration, PowerShell scripting, SQL/DB2 - 8630

S.i. Systems
📍 Toronto, Ontario, Canada 💼 Contract 🕒 Posted June 23, 2026
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Job Description

Sr. Full Stack Software Developer (.NET Core, C#, ReactJS, Azure/AWS) with expertise in legacy application modernization, MS Access/on-prem migration, PowerShell scripting, SQL/DB2 -

Duration: 6 Months

Location: Winnipeg, London or Toronto 

Hybrid: Yes, 3x/week at preferred office 

Overview:

  • Help Lead a dynamic team to design, develop, integrate, test, transition to production, and maintain internal software applications.
  • Mentor and guide existing developers, providing technical leadership and fostering a collaborative team environment.
  • Collaborate with various functional teams, analysts, and architects to define and implement technical solutions.
  • Contribute to problem elimination through permanent fixes, including identifying solutions, scoping the work, and executing changes.
  • Provide production support, application monitoring, and tuning for applications.
  • Deliver meaningful r...

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    Job Details

    • Location Toronto, Ontario
    • Job Type Contract
    • Category Computer Occupations
    • Posted Date June 23, 2026
    • Application Deadline August 02, 2026