Senior Software Developer – Java & Microsoft Azure

Senior Software Developer – Java & Microsoft Azure
Assignment Number: A2930470
Client: Government Services Integration Cluster (GSIC), Government of Ontario
Ministry: Ministry of Public and Business Service Delivery and Procurement
Location: 222 Jarvis Street, 5th Floor, Toronto, Ontario
Work Arrangement: 100% Onsite – 5 days per week
Contract Start Date: November 2, 2026
Contract End Date: September 28, 2027
Contract Duration: Approximately 230 business days, with one possible extension
Position Type: Full-Time Contract – 100% Allocation
Number of Positions: 1
Security Clearance: No clearance required
Position Overview
The Government Services Integration Cluster (GSIC), Government of Ontario, is seeking an experienced Senior Software Developer with strong Java, Microsoft Azure, cloud-native microservices, and technical team leadership expertise to design, develop, integrate, test, deploy, and maintain complex enterprise and public-facing applications.
The successful candidate will be responsible for delivering high-quality, secure, scalable, and maintainable software components in alignment with approved solution architecture, technical designs, security requirements, and development standards.
This role requires a hands-on senior developer who can lead development activities, guide technical direction, mentor developers, conduct code reviews, troubleshoot complex technical issues, and support end-to-end application delivery. The candidate must have demonstrated experience leading and managing development teams while ensuring that solutions meet business requirements, architectural standards, quality expectations, and delivery objectives.
Important: This is a 100% onsite position at 222 Jarvis Street, Toronto, five days per week. Candidates must be comfortable working onsite for the full assignment.
Key Responsibilities
1. Software Development and Application Engineering

• Design, develop, configure, test, deploy, and maintain complex enterprise and public-facing applications using Java.
  
• Translate technical specifications, user stories, business requirements, and acceptance criteria into functional, reliable, and maintainable software.
  
• Develop and maintain application components, including user interfaces, APIs, business logic, integration services, data-access layers, and database components.
  
• Apply object-oriented programming principles, structured development practices, and Agile methodologies throughout the software development lifecycle.
  
• Participate in solution design, technical planning, architecture discussions, and development estimation.
  
• Ensure that application components comply with approved technical designs, architecture, coding conventions, documentation requirements, and security standards.
  

2. Cloud Development, Microservices, and Integration

• Develop, configure, and deploy cloud-based microservices and application components within the Microsoft Azure environment.
  
• Design, develop, and maintain APIs, service interfaces, integration services, and enterprise application integrations.
  
• Apply appropriate API design and integration patterns to support secure, reliable, and maintainable communication between application components and external systems.
  
• Support continuous integration and continuous deployment (CI/CD) pipelines, automated deployment processes, and configuration management.
  
• Contribute to application configuration, environment management, monitoring, and operational readiness.
  
• Troubleshoot integration failures and resolve issues affecting application performance, availability, reliability, and interoperability.
  
• Support deployment planning, production-readiness assessments, implementation activities, and post-deployment stabilization.
  

3. Automated Testing, Security, and Quality Assurance

• Develop, implement, and maintain automated unit, integration, API, database, and user-interface tests.
  
• Validate application functionality, integration points, data processing, and system behaviour against technical specifications and acceptance criteria.
  
• Apply secure coding practices and address identified software vulnerabilities and security concerns.
  
• Conduct code reviews to identify defects, security weaknesses, maintainability concerns, and deviations from development standards.
  
• Diagnose and resolve complex defects, performance bottlenecks, reliability issues, and integration problems.
  
• Improve application quality, test coverage, performance, scalability, and long-term maintainability.
  
• Collaborate with quality assurance teams and support system testing, user acceptance testing, defect resolution, and release readiness.
  

4. Technical Leadership and Development Team Management

• Provide demonstrated team and solution leadership across software development activities.
  
• Lead and manage development teams, coordinate development work, and help ensure delivery commitments are achieved.
  
• Guide technical direction and ensure that implementation decisions remain aligned with approved architecture, technical designs, and project objectives.
  
• Mentor developers and provide hands-on technical guidance within multidisciplinary teams.
  
• Conduct code reviews and provide actionable feedback to improve code quality, consistency, security, and maintainability.
  
• Coordinate development activities, identify technical dependencies, manage development risks, and resolve technical challenges.
  
• Support sprint planning, release planning, effort estimation, work prioritization, and technical decision-making.
  
• Promote development best practices, collaborative problem-solving, knowledge sharing, and continuous improvement.
  

5. Documentation, Deployment, and Operational Support

• Prepare and maintain technical documentation, including design notes, API documentation, configuration details, deployment procedures, and support documentation.
  
• Communicate technical issues, root causes, risks, dependencies, and recommended solutions clearly to technical and non-technical stakeholders.
  
• Support deployment coordination, implementation planning, production-readiness activities, and post-implementation stabilization.
  
• Collaborate with business analysts, architects, testers, project managers, operations teams, and other technical specialists.
  
• Identify opportunities to improve development processes, automation, software reliability, application performance, and delivery efficiency.
  

Requirements

Mandatory Qualifications and Experience
Candidates must demonstrate relevant experience in the following areas:
A. Java Software Development

• Experience developing and maintaining complex enterprise applications using Java.
  
• Experience developing complex enterprise or public-facing applications.
  
• Experience translating technical specifications, user stories, and acceptance criteria into working software.
  
• Experience implementing user interfaces, APIs, services, integrations, business logic, data-access layers, and database components.
  
• Experience applying object-oriented programming, structured development practices, and Agile development methodologies.
  

B. Microsoft Azure, Cloud, and Integration

• Experience developing and deploying cloud-based applications, including microservices in Microsoft Azure.
  
• Experience designing, developing, and maintaining APIs, integration services, and application interfaces.
  
• Experience with enterprise integration patterns, automated deployment pipelines, continuous integration and deployment, and configuration management.
  
• Experience supporting application monitoring, operational readiness, deployment activities, and post-implementation stabilization.
  

C. Automated Testing, Security, and Code Quality

• Experience developing automated tests for user interfaces, APIs, and databases.
  
• Experience developing and maintaining unit, integration, and API tests.
  
• Experience reviewing code and enforcing development, security, documentation, and testing standards.
  
• Experience implementing secure coding practices and addressing identified vulnerabilities.
  
• Experience troubleshooting complex defects and resolving performance, reliability, and integration issues.
  
• Experience improving application quality, performance, and maintainability.
  

D. Technical Leadership and Development Team Management — Critical Requirement

• Demonstrated experience leading teams and managing software development teams.
  
• Demonstrated experience providing team and solution leadership, including guiding technical direction, coordinating development activities, and ensuring alignment with approved architecture and delivery objectives.
  
• Experience mentoring developers and providing technical guidance within multidisciplinary teams.
  
• Experience conducting code reviews and providing practical feedback to development team members.
  
• Experience coordinating development work, supporting technical planning, estimating effort, and contributing to sprint and release planning.
  
• Strong analytical, problem-solving, communication, and technical documentation skills.
  
• Ability to communicate technical issues, risks, dependencies, and recommendations clearly to stakeholders.
  

Evaluation Criteria and Weightings
Candidates will be assessed against the following evaluation categories:

Evaluation Category
Weight
Software Development Experience
40%
Cloud, Integration, and Deployment
25%
Testing, Security, and Quality
20%
Communication and Technical Leadership
15%
Total
100%
Software Development Experience – 40%

• Development of complex enterprise or public-facing applications.
  
• Implementation of user interfaces, APIs, services, integrations, and database components.
  
• Application of object-oriented, structured, and Agile development methodologies.
  

Cloud, Integration, and Deployment – 25%

• Development and deployment of applications in cloud-based environments, particularly Microsoft Azure.
  
• APIs, integration patterns, automated deployment, and configuration management.
  
• Application monitoring and operational readiness.
  

Testing, Security, and Quality – 20%

• Automated testing for user interfaces, APIs, and databases.
  
• Secure coding, code reviews, and software quality practices.
  
• Troubleshooting defects and improving application performance and maintainability.
  

Communication and Technical Leadership – 15%

• Technical guidance, code reviews, and development team leadership.
  
• Strong analytical, documentation, and problem-solving capabilities.
  
• Clear communication of technical issues and recommendations.
  

Nice-to-Have Qualifications

• Previous experience working with the Ontario Public Service (OPS), Government of Ontario, or other public-sector organizations.
  
• Experience delivering enterprise applications in government environments with established architecture, security, governance, and software delivery standards.