Job Description Client: Land & Resources Cluster Ministry: Ministry of Public and Business Service Delivery and Procurement, Government of Ontario Location: Toronto or Guelph, Ontario Work Arrangement: Hybrid 2 days per week onsite Start Date: November 2, 2026 End Date: March 31, 2027 Extension: Up to 3 terms Security Clearance: No clearance required Position Overview We are seeking a Senior Full-Stack Software Developer to support the ongoing development, enhancement, integration, testing, and deployment of the Ontario Agricultural Soil Information System (OASIS) for the Land & Resources Cluster. OASIS is a comprehensive solution supporting the collection, storage, maintenance, and management of Ontario''s agricultural soil information.

The solution includes the OASIS core web application, built using Azure Cloud Java technology , as well as a field data application leveraging Esri GIS technology .

The successful candidate will have solid hands-on experience across Java/JEE, Spring Boot, Angular, RESTful APIs, relational databases, Microsoft Azure, Azure Dev

Ops, CI/CD, application security, accessibility, and Agile delivery .

Experience with agricultural/soil management systems and Esri ArcGIS/Survey123 integrations is particularly important.

Key Responsibilities Design, develop, test, implement, and maintain enterprise-grade full-stack applications.

Develop Java/JEE backend solutions using Spring Boot 2.5 or higher .

Develop responsive front-end applications using Angular 2+ and HTML5 .

Design, develop, consume, and integrate RESTful APIs .

Develop and maintain integrations with Esri ArcGIS Portal and Esri ArcGIS Survey123 .

Develop Java-based backend services and integrations within Microsoft Azure environments.

Build and deploy applications using Azure App Service Plans and related Azure platform services.

Develop integrations using Azure API Management (APIM) .

Work with relational databases including Azure SQL Database, Oracle, and PostgreSQL .

Use Azure Dev

Ops Repos and Pipelines for source control, build automation, release management, and CI/CD.

Analyze business and technical requirements and translate them into scalable technical solutions.

Provide sound technical and architectural design recommendations.

Create detailed technical/programming specifications and develop maintainable, production-ready code.

Perform application configuration, customization, and implementation activities.

Build and manage release deployments.

Develop and execute unit tests while following software quality assurance practices.

Participate in Agile development, testing, deployment, and iterative delivery activities.

Apply secure software development practices and protect application privacy and confidentiality.

Ensure solutions align with Ontario Public Service (OPS) and Information & Information Technology Strategy (I&ITS;) policies, standards, directives, governance requirements, and industry best practices .

Collaborate with developers, architects, business stakeholders, analysts, project teams, and other multidisciplinary stakeholders.

Troubleshoot complex technical issues and recommend effective solutions.

Support multiple priorities, project milestones, and delivery timelines.

Requirements Mandatory Technical Qualifications Candidates must demonstrate a minimum of 5 years of hands-on full-stack application development experience designing, developing, testing, and delivering enterprise-grade solutions using: Full-Stack Development Java/JEE Spring Boot 2.5 or higher Angular 2+ HTML5 RESTful API design, development, and integration Relational databases, including: Azure SQL Database Oracle PostgreSQL Azure & Dev

Ops Azure Dev

Ops Repos Azure Dev

Ops Pipelines Source control, build automation, CI/CD, and release deployment Microsoft Azure Azure App Service Plans Related Azure platform services Azure API Management (APIM) Solution Design Ability to analyze business and technical requirements.

Ability to provide sound design recommendations.

Experience designing scalable, high-quality software solutions.

Experience creating detailed technical/programming specifications.

Experience designing application components.

Experience developing maintainable, production-ready code.

Application configuration, customization, and implementation experience.

Testing & Agile Delivery Experience building and managing release deployments.

Strong knowledge of unit testing methodologies and quality assurance practices .

Experience working within Agile project environments .

Experience contributing to iterative development, testing, and deployment activities.

Accessibility Experience with accessibility standards and compliance requirements, including the Accessibility for Ontarians with Disabilities Act (AODA) .





Security, Privacy & OPS Compliance Strong understanding of secure software development practices.

Understanding of application security, privacy, and confidentiality requirements.

Experience developing solutions in accordance with Ontario Public Service (OPS) and I&ITS; policies, standards, directives, governance requirements, and industry best practices . OASIS / Agricultural Domain Requirement At least 1+ year of experience developing and implementing Java solutions targeting soil management systems .

Esri Integration Requirement Experience integrating Java/full-stack solutions with Esri ArcGIS Portal and Esri ArcGIS Survey COTS .

Experience with RESTful API integration with Esri .

Experience working with geospatial data services and mapping applications is highly relevant.

Development Tools Experience with development tools such as Eclipse and Azure Git Repositories .

Desirable / Nice-to-Have Qualifications Experience developing, enhancing, and implementing Java-based solutions supporting agricultural or soil management systems .

Experience with Esri ArcGIS and Survey123 .

Experience designing and implementing RESTful API integrations with Esri solutions .

Experience with geospatial data services and mapping applications.

Experience leveraging approved AI-assisted software development tools/coding assistants to improve development quality, efficiency, and delivery outcomes.

Demonstrated success delivering solutions using Agile methodologies .

Ability to adapt and tailor Agile practices to organizational processes, governance requirements, and delivery objectives.

Soft Skills & Professional Competencies Analytical & Problem Solving Strong analytical, troubleshooting, and problem-solving skills.

Ability to assess complex technical issues and recommend effective solutions.

Communication & Facilitation Excellent verbal and written communication skills.

Strong facilitation and collaboration abilities.

Ability to communicate effectively with both technical and non-technical stakeholders.

Teamwork & Stakeholder Engagement Proven ability to work collaboratively within multidisciplinary teams.

Experience working with: Business stakeholders Developers Architects Business analysts Project teams Business & Technical Acumen Ability to understand business requirements and translate them into technical solutions.

Strong attention to detail to ensure requirements are fully captured, validated, and implemented.

Organization & Time Management Strong organizational skills.

Ability to manage multiple priorities effectively.

Ability to plan, coordinate, and deliver work within established timelines and project milestones.

Evaluation Structure Evaluation Area Weight Mandatory Technical Skills & Experience 50% Desirable Technical Skills & Experience 30% Soft Skills & Professional Competencies 15% Public Sector Experience 5% Total 100% Work Arrangement This is a hybrid position requiring 2 days per week onsite at either: 40 St.

Clair West, Toronto, ON , or 1 Stone Road West, Guelph, ON Candidates must be able to work onsite according to the assignment requirements.

Submission Deadline September 21, 2026 at 12:00 PM EST Maximum submissions: 4 candidates.

Ideal Candidate Profile The ideal candidate is a Senior Full-Stack Java Developer with 5+ years of enterprise application development experience and demonstrated expertise in Java/JEE, Spring Boot 2.5+, Angular 2+, HTML5, REST APIs, relational databases, Azure, Azure Dev

Ops, APIM, Azure App Service Plans, AODA, secure development, unit testing, CI/CD, and Agile delivery .

Candidates with 1+ year of hands-on Java development experience supporting soil management systems , combined with Esri ArcGIS Portal/Survey123 and RESTful Esri integration experience , will align particularly well with the OASIS environment.

Requirements Mandatory Technical Qualifications Candidates must demonstrate a minimum of 5 years of hands-on full-stack application development experience designing, developing, testing, and delivering enterprise-grade solutions using: Full-Stack Development Java/JEE Spring Boot 2.5 or higher Angular 2+ HTML5 RESTful API design, development, and integration Relational databases, including: Azure SQL Database Oracle PostgreSQL Azure & Dev

Ops Azure Dev

Ops Repos Azure Dev

Ops Pipelines Source control, build automation, CI/CD,



and release deployment Microsoft Azure Azure App Service Plans Related Azure platform services Azure API Management (APIM) Solution Design Ability to analyze business and technical requirements.

Ability to provide sound design recommendations.

Experience designing scalable, high-quality software solutions.

Experience creating detailed technical/programming specifications.

Experience designing application components.

Experience developing maintainable, production-ready code.

Application configuration, customization, and implementation experience.

Testing & Agile Delivery Experience building and managing release deployments.

Strong knowledge of unit testing methodologies and quality assurance practices.

Experience working within Agile project environments.

Experience contributing to iterative development, testing, and deployment activities.

Accessibility Experience with accessibility standards and compliance requirements, including the Accessibility for Ontarians with Disabilities Act (AODA).

Security, Privacy & OPS Compliance Strong understanding of secure software development practices.

Understanding of application security, privacy, and confidentiality requirements.

Experience developing solutions in accordance with Ontario Public Service (OPS) and I&ITS; policies, standards, directives, governance requirements, and industry best practices. OASIS / Agricultural Domain Requirement At least 1+ year of experience developing and implementing Java solutions targeting soil management systems.

Esri Integration Requirement Experience integrating Java/full-stack solutions with Esri ArcGIS Portal and Esri ArcGIS Survey COTS.

Experience with RESTful API integration with Esri.

Experience working with geospatial data services and mapping applications is highly relevant.

Development Tools Experience with development tools such as Eclipse and Azure Git Repositories.

Desirable / Nice-to-Have Qualifications Experience developing, enhancing, and implementing Java-based solutions supporting agricultural or soil management systems.

Experience with Esri ArcGIS and Survey123.

Experience designing and implementing RESTful API integrations with Esri solutions.

Experience with geospatial data services and mapping applications.

Experience leveraging approved AI-assisted software development tools/coding assistants to improve development quality, efficiency, and delivery outcomes.

Demonstrated success delivering solutions using Agile methodologies.

Ability to adapt and tailor Agile practices to organizational processes, governance requirements, and delivery objectives.

Soft Skills & Skilled Competencies Analytical & Problem Solving Strong analytical, troubleshooting, and problem-solving skills.

Ability to assess complex technical issues and recommend effective solutions.

Communication & Facilitation Excellent verbal and written communication skills.

Strong facilitation and collaboration abilities.

Ability to communicate effectively with both technical and non-technical stakeholders.

Teamwork & Stakeholder Engagement Proven ability to work collaboratively within multidisciplinary teams.

Experience working with: Business stakeholders Developers Architects Business analysts Project teams Business & Technical Acumen Ability to understand business requirements and translate them into technical solutions.

Strong attention to detail to ensure requirements are fully captured, validated, and implemented.

Organization & Time Management Strong organizational skills.

Ability to manage multiple priorities effectively.

Ability to plan, coordinate, and deliver work within established timelines and project milestones.

Evaluation Structure Evaluation Area Weight Mandatory Technical Skills & Experience 50% Desirable Technical Skills & Experience 30% Soft Skills & Professional Competencies 15% Public Sector Experience 5% Total 100% Work Arrangement This is a hybrid position requiring 2 days per week onsite at either: 40 St.

Clair West, Toronto, ON, or 1 Stone Road West, Guelph, ON Candidates must be able to work onsite according to the assignment requirements.

Submission Deadline September 21, 2026 at 12:00 PM EST Maximum submissions: 4 candidates.

Ideal Candidate Profile The ideal candidate is a Senior Full-Stack Java Developer with 5+ years of enterprise application development experience and demonstrated expertise in Java/JEE, Spring Boot 2.5+, Angular 2+, HTML5, REST APIs, relational databases, Azure, Azure Dev

Ops, APIM, Azure App Service Plans, AODA, secure development, unit testing, CI/CD, and Agile delivery.

Candidates with 1+ year of hands-on Java development experience supporting soil management systems, combined with Esri ArcGIS Portal/Survey123 and RESTful Esri integration experience, will align particularly well with the OASIS environment.

📌 Senior Software Developer – Full Stack (Toronto)
🏢 Upstaff
📍 Toronto