Senior Software Developer - API

Randstad Canada

📍 Toronto, Ontario, Canada

Temporary Computer Occupations Posted February 23, 2026

Job Description

We are seeking a Senior Software Developer with over 10 years of experience to lead the enhancement of the client application. The primary focus of this role is the development of a critical new data exchange interface between provincial and national systems, ensuring the seamless transfer of a significant number of transactions annually. You will play a key role in replacing legacy interfaces and modernizing public safety infrastructure using the Microsoft development platform.

Pay Rate : $543.7- $579.46/Diem

Advantages
- Fully Remote: Enjoy the flexibility of a 100% remote work arrangement while supporting a Toronto-based team.

- Long-Term Potential: Initial 12 month contract with two significant extension options.

- Mission-Critical Impact: Work on high-stakes public safety software that automates vital data entry and security functions.

- Modernization Work: Gain experience in large-scale system integration and the replace...