Software Developer - Senior

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 18, 2026
Posting language: English
Posted: Oct 19, 2026

Original job description

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Ref: RQ11719 Contract – 11 Months (Extension Possible) Onsite – Toronto (222 Jarvis St., 5th Floor)

Posted Date: 2026-10-20

Location: Onsite – Toronto (222 Jarvis St., 5th Floor)

Public Sector Experience: Required – OPS / Public Sector

Contract End Date: 2027-09-28 *

Rate: $101/hour

Overview

The Government Services Integration Cluster, under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer to join a multidisciplinary delivery team in Toronto. The successful candidate will develop, configure, integrate, test, deploy, and maintain complex application components in accordance with approved architecture, security requirements, and coding standards. This role also carries a technical leadership dimension, requiring the consultant to guide team members and ensure delivery alignment with approved objectives.

Key Responsibilities

Design, develop, configure, test, and maintain Java application components in accordance with technical specifications and coding standards
Build and maintain cloud-based microservices in Microsoft Azure, including user interfaces, APIs, integration services, and data-access components
Develop automated unit, integration, API, database, and user-interface tests to ensure software quality and reliability
Participate in solution design and technical planning sessions, contributing to sprint and release estimation
Review code and provide practical, constructive feedback to development team members, enforcing development, security, documentation, and testing standards
Diagnose and resolve complex defects, performance issues, security vulnerabilities, and integration failures
Support continuous integration and deployment activities, including deployment pipelines and configuration management
Implement secure coding practices and address identified security vulnerabilities throughout the development lifecycle
Support test teams, business acceptance testing, deployment, and post-implementation stabilization activities
Provide technical leadership by guiding technical direction and coordinating development activities across the team
Mentor developers and provide technical guidance within the multidisciplinary team
Identify technical risks, dependencies, and opportunities for improvement, and communicate recommendations clearly to stakeholders

Must-Have Requirements

Demonstrated experience leading and managing software development teams, including guiding technical direction and coordinating delivery activities
Experience mentoring developers and providing technical guidance within multidisciplinary teams
Experience developing and maintaining complex enterprise or public-facing applications using Java
Experience implementing user interfaces, APIs, services, integrations, and database components
Experience developing and deploying cloud-based microservice architecture solutions in Microsoft Azure, including deployment pipelines and configuration management
Experience with APIs, integration patterns, automated deployment, and configuration management tools
Experience developing automated tests for user interfaces, APIs, and databases
Experience applying secure coding practices and addressing identified vulnerabilities
Experience troubleshooting complex defects and resolving performance, reliability, and integration issues

Nice-to-Have Skills

Prior experience working in the Ontario Public Service (OPS) or broader public sector environment

Work Environment

This is a fully onsite role based at 222 Jarvis St., 5th Floor, Toronto, with five days per week in the office required. No security clearance is required. The team follows Agile development methodologies, including sprint planning, code reviews, and iterative delivery practices. Travel expenses are not covered under this engagement.

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Final role details, responsibilities, and terms will be confirmed with shortlisted candidates. Compensation may vary based on experience. Errors and omissions excepted.

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More about this job

Responsibilities

Develop, integrate, test, deploy, and maintain Java application components and Azure-based microservices, including user interfaces, APIs, integrations, and database components. Provide technical leadership and mentorship, review code, resolve complex defects and security issues, and support delivery, deployment, and stabilization activities.

Requirements

The role requires experience leading software development teams and mentoring developers, along with developing complex Java applications and Azure-based microservices. Candidates must also have experience with APIs and integrations, automated testing and deployment, configuration management, secure coding, and troubleshooting performance and reliability issues.

Skills

Java
Microsoft Azure
Microservices
Team Mentoring
User Interface Development
API Development
Systems Integration
Database Development
Automated Testing
Secure Coding
Continuous Integration
Continuous Deployment
Configuration Management
Agile Development
Troubleshooting

Visa sponsorship

Not detected in the job text

Keywords

Java
Microsoft Azure
Microservices
Enterprise Applications
Public-Facing Applications
User Interfaces
APIs
Integration Patterns
Database Components
Automated Testing
Unit Testing
Integration Testing
API Testing
Database Testing
User Interface Testing
Secure Coding
Security Vulnerabilities
Continuous Integration
Continuous Deployment
Deployment Pipelines
Configuration Management
Agile Development
Sprint Planning
Code Reviews
Technical Leadership
Team Mentoring
Performance Troubleshooting
Reliability
Public Sector
Ontario Public Service

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