Software Developer Intern Jobs in Toronto

Responsibilities:Build and maintain secure Java services and REST APIs using Spring Boot.Translate technical requirements into clean testable production-ready code.Write unit and integration tests; contribute to CI/CD and automated deployments.Build and optimize SQL queries and data access logic to...

Mercor is seeking experienced software engineers to support a leading AI lab in advancing research and infrastructure for next-generation machine learning systems. This engagement focuses on diagnosing and solving real issues derived from major open-source repositories through hands-on coding debugg...

Mercor is recruiting Software Developers as independent contractors working on a research project for one of the worlds top AI companies. This project involves using your professional experience to design questions related to your occupation as a Software Developer. Applicants must: Have 4 years f...

RQ09919 - Sr. Software Developer 1 year and 2 months contract possible 2 extensions Toronto - 222 Jarvis Street Security Level: CRJMC Responsibilities:Required to translate technical systems specifications into working tested applications. This includes: developing detailed programming specificatio...

RQ09964/RQ09965 - Sr. Software Developer - API Contract 1 year 2 Openings Toronto - College St - ONSITE Security Level: CRJMC Scope A senior API Software Developer with 8 years of experience will be responsible for creating and using APIs to translate functional specifications into working and test...

RQ09862 - Int. Software Developer Contract 4 months possible extension 5700 Yonge Street - Toronto - ONSITESecurity Level: CRJMC Responsibilities: Build and maintain secure Java services and REST APIs using Spring Boot.Translate technical requirements into clean testable production-ready code.Write...

RQ09924 - Int. Software Developer Contract 4 months possible extension 222 Jarvis St. Toronto - ONSITE - From October 20 2025 the candidate is required to work onsite 4 days a week and 1 day from home - From January 5 2026 the candidate is required to work onsite 5 days a week fully Responsibilities...

RQ09881/RQ09882 - Sr. Software Developer - CRM Contract 4 months Toronto - 222 Jarvis Street - Onsite - From October 20 2025 the candidate is required to work onsite 4 days a week and 1 day from home - From January 5 2026 the candidate is required to work onsite 5 days a week fully Responsibilities:...

DescriptionArcadis is the worlds leading company delivering sustainable design engineering and consultancy solutions for natural and built assets.We are more than 36000 people in over 70 countries dedicated toimproving quality of life. Everyone has an important role to play. With the power of many c...