Archived listing. The details below describe a past opening.
Client: Ministry of Public and Business Service Delivery and Procurement – RQ11738
We are seeking a
Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web applications. The ideal candidate will have strong hands-on Java development experience, expertise in Oracle, SQL, and relational databases, and significant experience with REST APIs, RESTful web services, microservice architecture, and Internet-ready applications. The successful candidate will develop secure, scalable, reusable, and maintainable platform services, implement enterprise integrations, support multiple government programs, and contribute to technical leadership, automated testing, troubleshooting, documentation, and production support.
Role Snapshot
- Job Title: RQ11738 – Software Developer – Full Stack – Senior
- Client: Ministry of Public and Business Service Delivery and Procurement
- Work Location: 222 Jarvis Street, 5th Floor, Toronto, Ontario, Canada
- Work Arrangement: Onsite – 5 Days per Week
- Estimated Start Date: November 9, 2026
- Estimated End Date: September 28, 2027
- Business Days: 225.00
- Extension: Probable after the initial mandate
- Hours: 7.25 hours per day
- Security Level: No Clearance Required
Must Have
- Ten or more years of experience as a designer and developer of large-scale, multi-client web applications, or equivalent senior experience.
- Extensive hands-on Java development experience with Oracle, SQL, or comparable relational databases.
- Significant experience with REST APIs, RESTful web services, microservice architecture, and Internet-ready applications.
- Experience with security gateways and protocols, including JSON Web Tokens (JWT), OAuth 2.0, SSL certificates, secure communications, and identity integration.
Description
The Senior Software Developer – Full Stack designs, develops, integrates, tests, deploys, and maintains enterprise platform capabilities across the user-interface, service, API, workflow, integration, and data-access layers.
The role builds reusable platform services that can support multiple government programs, while also implementing the service-specific connections required to onboard registries, permitting, forms, payments, notifications, documents, identity, and other business-facing functions.
Working with architects, product managers, analysts, UX designers, QA specialists, DevOps engineers, security and privacy teams, and ministry partners, the Senior Software Developer – Full Stack converts approved designs and requirements into secure, scalable, observable, and maintainable software.
The role provides technical leadership through design input, estimation, code review, automated testing, troubleshooting, documentation, mentoring, and production support, helping ensure the platform remains stable while evolving through frequent releases and new integrations.
Experience
- Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
- Significant experience designing and developing REST APIs and RESTful web services.
- Experience translating technical system specifications into working, tested applications, including detailed programming specifications, code development, compilation, debugging, documentation, maintenance, and unit testing.
- Knowledge and experience with microservice architecture and applying core architecture principles to improve extensibility and maintainability.
- Experience with object-oriented coding practices, current design patterns, refactoring, clean code, and structured development methodologies.
- Experience developing Internet-ready applications and using rapid application development or Agile delivery approaches.
- Experience with relational and hierarchical database technologies, query languages, SQL tuning, and data-access components.
- Experience with security gateways and protocols such as JSON Web Tokens, OAuth 2.0, and SSL certificates.
- Experience with middleware, gateways, communications protocols, enterprise integrations, and data migration or conversion activities.
- Experience using Azure DevOps or comparable tools for work management, source control, build, testing, and deployment pipelines.
- Experience conducting design walkthroughs, code reviews, impact assessments, and technical troubleshooting.
- Experience eliciting and documenting information from diverse business stakeholders, subject-matter experts, architects, and other IT professionals.
- Experience providing implementation, conversion, migration, and post-implementation support for complex applications.
General Skills / Duties
- Translate approved technical system specifications into working, tested, secure, and maintainable enterprise platform applications.
- Develop detailed programming specifications and design, write, generate, compile, debug, document, maintain, and unit test application code.
- Design and develop frontend, backend, API, integration, workflow, middleware, and data-access components using approved patterns and standards.
- Build and maintain Java-based microservices, REST APIs, RESTful web services, Internet-ready applications, and reusable platform services.
- Develop and maintain database objects, queries, data transformations, conversion routines, and integration components using relational or hierarchical database technologies.
- Implement security gateways and protocols, including identity, access, token, certificate, and secure communications requirements.
- Create and maintain automated unit, integration, API, database, and user-interface tests.
- Participate in design walkthroughs, impact assessments, code reviews, estimation, backlog refinement, sprint planning, release planning, and technical decision-making.
- Review, analyse, and modify build, configuration, product-installation, and deployment scripts, including coding, testing, and debugging.
- Resolve and troubleshoot technical problems arising during development, implementation, conversion, migration, deployment, and operation.
- Collaborate with business analysts, architects, UX designers, testers, DevOps engineers, security specialists, and other IT professionals throughout the software development lifecycle.
- Provide post-implementation support, resolve production issues, and improve application performance, reliability, extensibility, and maintainability.
- Prepare and maintain user, system, technical, deployment, and support documentation.
- Provide technical guidance and quality oversight while meeting delivery commitments and adapting to changing priorities.
Experience And Skill Set Requirements
- Core Skills and Experience – 40%
- Experience translating specifications into working applications using structured and Agile methods, object-oriented practices, design patterns, clean code, automated testing, and Azure DevOps.
- Technical Skills and Experience – 35%
- Strong understanding of Agile methodologies, structured development methods, object-oriented design, current design patterns, refactoring, and clean code.
- Experience with relational and hierarchical databases, query languages, SQL tuning, middleware, gateways, communications protocols, conversion, and migration.
- Experience with application design, deployment, installation scripts, troubleshooting, post-implementation support, and technical documentation.
- Soft Skills – 20%
- Strong written and verbal communication, analytical, systematic problem-solving, decision-making, interpersonal, and negotiation skills.
- Ability to develop and present ideas, lead or participate in design walkthroughs, and work effectively with functional and technical teams.
- Demonstrated ability to perform under pressure, adapt to change, work within aggressive timelines, and consistently meet deadlines.
- Public-Sector Experience – 5%
- Knowledge of Ontario Public Service development standards, processes, governance, security, accessibility, information-management, and documentation expectations.
How to Apply
If you are interested and your profile matches the requirements, kindly send the following mandatory documents to
hrsmss@smsoftconsulting.com by
Thursday, October 29, 2026, at 10:00 AM EST.
Mandatory Documents
- Updated Resume in Word format (Mandatory)
- References (Mandatory)
- Expected Hourly Rate (Mandatory)
- Visa Status (Mandatory)
- LinkedIn ID (Mandatory)
Without the mandatory documents, we cannot submit a candidate.
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