We are seeking a highly accomplished Senior Software Developer - Full Stack for an enterprise-level contract opportunity based in Toronto. In this role, you will take on a premier full-stack software engineering, cross-platform mobile app development, and web application architecture capacity, specializing in designing, building, and maintaining scalable web and mobile solutions.
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As a senior full-stack developer, you will bridge the gap between responsive front-end interfaces, cross-platform mobile frameworks (React Native), robust back-end APIs, and enterprise database systems. Operating fully onsite in Toronto, you will lead end-to-end application development using React Native, React.js, TypeScript, Java, and modern RESTful web services. This position is tailored for a technical software authority who can architect scalable solutions, integrate native modules, optimize database performance, and ensure applications conform to enterprise development processes, security protocols, and digital accessibility standards.
Location: Toronto, ON
Assignment Type: Onsite (5 days per week)
Contract Duration: 12-month contract (with potential for extension)
Advantages
Cross-Platform Mobile Leadership: Drive mobile app development across iOS and Android platforms using the React Native framework.
Full-Stack Technical Scope: Architect end-to-end solutions spanning modern front-end UIs, cross-platform mobile apps, Java back-end services, and complex databases.
Modern Integration & Security: Design RESTful APIs and microservices secured with enterprise protocols including JWT, OAuth2.0, and SSL certificates.
Accessibility & UI Focus: Build responsive web and mobile interfaces fully compliant with WCAG and AODA digital accessibility standards.
Responsibilities
Translate detailed technical system specifications into working, fully tested web and mobile applications across the complete SDLC.
Design, build, and maintain cross-platform mobile applications for iOS and Android using React Native, native modules, and platform-specific APIs (SDKs).
Develop responsive web user interfaces using React.js, TypeScript, HTML5, CSS3, and modern front-end frameworks.
Architect and implement robust back-end microservices, data pipelines, and RESTful web services using Java, Node.js, and application servers.
Integrate front-end UI and mobile applications seamlessly with constructed APIs, ensuring maximum speed, performance, and scalability.
Design, optimize, and manage enterprise databases across Azure SQL, Oracle, SQL Server, and Dataverse environments.
Implement security gateways, authentication mechanisms, and encryption protocols, including JWT, OAuth2.0, and SSL certificates.
Build, maintain, and optimize continuous integration and deployment (CI/CD) pipelines and release workflows within Azure DevOps and Jira.
Troubleshoot and resolve complex technical problems, software defects, and performance bottlenecks across web, mobile, and back-end systems.
Perform code reviews, design walkthroughs, and unit testing to ensure high code quality and adherence to enterprise architecture standards.
Create comprehensive technical documentation, including programming specifications, API guides, deployment runbooks, and workflow diagrams.
Qualifications
Core Technical & Mobile Requirements
Mobile & React Native Expertise: Hands-on experience developing cross-platform mobile applications for iOS and Android using React Native, including familiarity with native modules and platform-specific SDKs (Android SDK, iOS SDK).
Front-End & UI Proficiency: 5+ years of hands-on experience with JavaScript, TypeScript, React, HTML5, CSS3, Node.js, and responsive web design.
Java & Database Mastery: 10+ years of hands-on Java development experience integrated with relational databases, including Azure SQL, Oracle, SQL Server, and Dataverse.
API & Security Protocols: 5+ years of experience designing and consuming REST APIs alongside practical knowledge of security protocols (JWT, OAuth2.0, SSL Certificates).
Accessibility Standards: Proven experience delivering digital applications compliant with WCAG and AODA standards.
DevOps & Delivery: Practical experience utilizing Azure DevOps, Git, and Agile/Scrum delivery methodologies.
Preferred Assets & Specialized Experience
App Store Deployment: Experience with App Store and Google Play Store submission and deployment processes.
Framework Diversity: Familiarity with Angular/AngularJS, RxJS, Next.js, Vue.js, or server-side application engines (WebLogic, Tomcat).
Public Sector Context: Knowledge of public sector development processes, standards, and governance frameworks.
Soft Skills & Delivery Attributes
Analytical Problem Solving: Superior systematic problem-solving capabilities to evaluate design trade-offs and resolve complex bugs under tight timelines.
Communication & Collaboration: Excellent written and verbal communication skills with strong interpersonal abilities to present conceptual approaches and collaborate across functional teams.
Summary
If you're interested in the "Senior Software Developer - Full Stack" role based in Toronto, we encourage you to apply online at www.randstad.ca.
Only qualified candidates will be contacted for the next steps. We look forward to hearing from you!
Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.
Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to accessibility@randstad.ca to ensure their ability to fully participate in the interview process.
This posting is for existing and upcoming vacancies.
show more
We are seeking a highly accomplished Senior Software Developer - Full Stack for an enterprise-level contract opportunity based in Toronto. In this role, you will take on a premier full-stack software engineering, cross-platform mobile app development, and web application architecture capacity, specializing in designing, building, and maintaining scalable web and mobile solutions.
As a senior full-stack developer, you will bridge the gap between responsive front-end interfaces, cross-platform mobile frameworks (React Native), robust back-end APIs, and enterprise database systems. Operating fully onsite in Toronto, you will lead end-to-end application development using React Native, React.js, TypeScript, Java, and modern RESTful web services. This position is tailored for a technical software authority who can architect scalable solutions, integrate native modules, optimize database performance, and ensure applications conform to enterprise development processes, security protocols, and digital accessibility standards.
Location: Toronto, ON
Assignment Type: Onsite (5 days per week)
Contract Duration: 12-month contract (with potential for extension)
...
Advantages
Cross-Platform Mobile Leadership: Drive mobile app development across iOS and Android platforms using the React Native framework.
Full-Stack Technical Scope: Architect end-to-end solutions spanning modern front-end UIs, cross-platform mobile apps, Java back-end services, and complex databases.
Modern Integration & Security: Design RESTful APIs and microservices secured with enterprise protocols including JWT, OAuth2.0, and SSL certificates.
Accessibility & UI Focus: Build responsive web and mobile interfaces fully compliant with WCAG and AODA digital accessibility standards.
Responsibilities
Translate detailed technical system specifications into working, fully tested web and mobile applications across the complete SDLC.
Design, build, and maintain cross-platform mobile applications for iOS and Android using React Native, native modules, and platform-specific APIs (SDKs).
Develop responsive web user interfaces using React.js, TypeScript, HTML5, CSS3, and modern front-end frameworks.
Architect and implement robust back-end microservices, data pipelines, and RESTful web services using Java, Node.js, and application servers.
Integrate front-end UI and mobile applications seamlessly with constructed APIs, ensuring maximum speed, performance, and scalability.
Design, optimize, and manage enterprise databases across Azure SQL, Oracle, SQL Server, and Dataverse environments.
Implement security gateways, authentication mechanisms, and encryption protocols, including JWT, OAuth2.0, and SSL certificates.
Build, maintain, and optimize continuous integration and deployment (CI/CD) pipelines and release workflows within Azure DevOps and Jira.
Troubleshoot and resolve complex technical problems, software defects, and performance bottlenecks across web, mobile, and back-end systems.
Perform code reviews, design walkthroughs, and unit testing to ensure high code quality and adherence to enterprise architecture standards.
Create comprehensive technical documentation, including programming specifications, API guides, deployment runbooks, and workflow diagrams.
Qualifications
Core Technical & Mobile Requirements
Mobile & React Native Expertise: Hands-on experience developing cross-platform mobile applications for iOS and Android using React Native, including familiarity with native modules and platform-specific SDKs (Android SDK, iOS SDK).
Front-End & UI Proficiency: 5+ years of hands-on experience with JavaScript, TypeScript, React, HTML5, CSS3, Node.js, and responsive web design.
Java & Database Mastery: 10+ years of hands-on Java development experience integrated with relational databases, including Azure SQL, Oracle, SQL Server, and Dataverse.
API & Security Protocols: 5+ years of experience designing and consuming REST APIs alongside practical knowledge of security protocols (JWT, OAuth2.0, SSL Certificates).
Accessibility Standards: Proven experience delivering digital applications compliant with WCAG and AODA standards.
DevOps & Delivery: Practical experience utilizing Azure DevOps, Git, and Agile/Scrum delivery methodologies.
Preferred Assets & Specialized Experience
App Store Deployment: Experience with App Store and Google Play Store submission and deployment processes.
Framework Diversity: Familiarity with Angular/AngularJS, RxJS, Next.js, Vue.js, or server-side application engines (WebLogic, Tomcat).
Public Sector Context: Knowledge of public sector development processes, standards, and governance frameworks.
Soft Skills & Delivery Attributes
Analytical Problem Solving: Superior systematic problem-solving capabilities to evaluate design trade-offs and resolve complex bugs under tight timelines.
Communication & Collaboration: Excellent written and verbal communication skills with strong interpersonal abilities to present conceptual approaches and collaborate across functional teams.
Summary
If you're interested in the "Senior Software Developer - Full Stack" role based in Toronto, we encourage you to apply online at www.randstad.ca.
Only qualified candidates will be contacted for the next steps. We look forward to hearing from you!
Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.
Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to accessibility@randstad.ca to ensure their ability to fully participate in the interview process.
This posting is for existing and upcoming vacancies.
show more
