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Contract Backend Developer Jobs in Toronto, ON (NOW HIRING)

Royal Bank of Canada

Staff AI Engineer

Toronto, ON

... contracts, backend, AI logic, and the executive-facing interface, with no expectation of a ... Programming Languages, Software Development, Software Development Life Cycle (SDLC), System ...

Capco

Developer with Prompt Engineering

Toronto, ON · On-site +1

... contract basis. This is an existing vacancy supporting the delivery of innovative technology ... Design, develop, and maintain scalable backend applications using Python and modern software ...

Pro Mach

Senior Software Engineer

Oakville, ON · Hybrid

Keep reading. ZPI, the developer of the industry leading Zarpac Performance Index (ZPI ... Design edge ↔ cloud contracts that align with our current backend model * Handle realworld ...

Flinks

Senior Full-Stack Developer

Toronto, ON · Remote

NET back end, owning features end to end - from the interface a client touches to the API that ... Design and evolve APIs - build reliable, well-documented REST APIs and data contracts that are ...

Source Code

RQ00687 - Sr. Software Developer

Toronto, ON · Hybrid

CA$87.38 - CA$104.86/hr

RQ00687 - Sr. Software Developer 9+ month contract (188 business days) - possible extension ONSITE ... years working with backend data and BMC ITSM v9+ features. * 8+ years of experience mapping ...

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All JobsContract Backend Developer JobsContract Backend Developer Jobs in Toronto, ON

Contract Backend Developer information

What are the key skills and qualifications needed to thrive as a contract backend developer, and why are they important?

To thrive as a Contract Backend Developer, you need strong programming skills in languages like Python, Java, or Node.js, along with experience in database management and API development, supported by a relevant degree or proven project experience. Familiarity with frameworks (such as Django, Spring, or Express), cloud services (like AWS or Azure), and version control systems (e.g., Git) is typically expected. Excellent problem-solving abilities, strong communication, and the ability to quickly adapt to new codebases and team environments set top contractors apart. These skills and qualities are crucial for delivering reliable, scalable backend solutions and integrating smoothly into diverse project teams.

What are some common challenges faced by contract backend developers when joining a new project?

Contract Backend Developers often encounter challenges such as quickly understanding existing codebases, adapting to different tech stacks, and aligning with the team's development practices. Since contract roles usually have tight deadlines, developers must rapidly familiarize themselves with project documentation and workflows. Effective communication with team members and proactive clarification of requirements are essential to ensure smooth integration and successful project outcomes.

What is a contract backend developer?

Contract backend developers are professionals hired on a temporary or project basis to build and maintain the server-side logic, databases, and APIs that power web or mobile applications. They work behind the scenes to ensure that applications function smoothly, handle data efficiently, and communicate effectively with front-end systems. Unlike full-time employees, contract backend developers typically work for a set duration or on specific projects, offering flexibility to both clients and developers. They often bring specialized expertise in programming languages such as Python, Java, Node.js, or Ruby, and may work remotely or on-site depending on the contract terms.
What are the most commonly searched types of Backend Developer jobs in Toronto, ON? The most popular types of Backend Developer jobs in Toronto, ON are:
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Contract Backend Developer jobs near you
Infographic showing various Contract Backend Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 56% Full Time, and 44% Contract. Highlights an 100% In-person job distribution.

RQ11329 - Sr. Software Developer - Back End

Source Code

Toronto, ON • On-site

CA$86.90 - CA$104.28/hr

Contractor

Posted 28 days ago

Job description

RQ11329 - Sr. Software Developer - Back End

5+ month contract (108 business days) - possible extension

ONSITE 5 days - 222 Jarvis St

Must Have:

  • 10+ years of experience as a designer and developer in the large-scale multi-client web applications
  • 10+ year of hands-on working experience of Java development with Oracle or SQL database
  • 5+ years of hands-on experience of RestAPI, RESTful WebServices
  • Knowledge of security gateways and protocols (JWT, Oauth2.0, SSL Certificates)'
  • Experience using Azure DevOps

Nice-to-have:

  • Public sector Experience

Responsibilities: 

  • Responsible for managing the interchange of data between the server and the users. 
  • Required to translate technical systems specifications into working, tested applications. 
  • This includes: developing detailed programming specifications writing and/or generating code compiling data-driven programs maintaining, and conducting unit tests 
  • Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion

General Skills: 

  • Experience in programming and analysis; specialized software package support at the specified experience level 
  • Ability to collaborate with IT Professionals throughout the Software Development Life Cycle Experience in structured methodologies for the development, design, implementation and maintenance of applications 
  • Experience in design, code, test, debug and document applications 
  • Experience in the use of object and/or third generation language development tools 
  • Experience in one or more programming languages 
  • Experience in application design, latest design patterns, deployment and troubleshooting 
  • Experience with relational and hierarchical database technologies 
  • Experience in the use of information retrieval packages using query languages 
  • Experience with one or more communications protocols 
  • Experience in structured methodologies for the design, development, implementation and maintenance of applications 
  • Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts 
  • Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills 
  • A team player with a track record for meeting deadlines 
  • Back End Skills 
  • Knowledge and experience with developing all server-side logic, definition and maintenance of the central database, and ensure high performance and responsiveness to requests from the front-end. 
  • Knowledge and experience with front-end technologies 
  • Knowledge and experience to integrate the front-end elements into the application

Desirable Skills: 

  • Knowledge and experience with programming Internet-ready applications Knowledge and experience in rapid application development (RAD) methodologies 
  • Knowledge and understanding of Information Management principles, concepts, policies and practices 
  • Experience with middleware and gateways 
  • Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging 
  • Ability to provide post-implementation support and resolve any post-implementation technical issues 
  • Experience conducting design walkthrough sessions with project team 
  • Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards 
  • Ability to provide user and system documentation as required

AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $86.90/hr - $104.28/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $69.52/hr - $83.42/hr T4