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Added 4 days ago
AS
AWS Cloud Architect
Ardent SoftSol Inc.
Mississauga, ON
- $50 to $55 CAD / hour
- Contract
10+ Years of IT Experience with 5+ years in AWS Cloud Architecture and 5+ years in API Design, Integration, and Microservices Architecture.
Added 4 days ago
JG
AWS / API lead and Architect
J&M Group
Mississauga, ON
- Contract
…extensive experience with AWS services, API management platforms, microservices architecture, event-driven systems, and integration technologies. This role will drive API strategy,…
Added 4 days ago
JG
Senior Java Backend Developer - 8+ Years
J2B Global LLC
Mississauga, ON
- Full-time
We are looking for an experienced Java Developer to design and develop robust backend services for enterprise applications.
Added 4 days ago
XI
Senior Engineering Manager
Xplore Inc.
Markham, ON
- Full-time
…Golang (Go). Experience with C# .NET, JavaScript/TypeScript, Java, or other modern development platforms is considered an…
Added 4 days ago
SS
Software Engineer
Soho Square Solutions
Montreal, QC
- Contract
We are seeking an experienced Java Developer to join a dynamic technology team responsible for building, enhancing, and supporting business-critical enterprise applications. The ideal…
Added 4 days ago
TT
Bilingual Senior Integration Platform Engineer
Tech Talent International
Montreal, QC
- $130,000 to $140,000 CAD / year
- Full-time
Develop robust integration and microservices services.
Added 4 days ago
M
Senior Full Stack Developer (Java/React)
Miratech
Toronto, ON
- Full-time
We are looking for a Senior Full Stack Developer to design, build and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases and cloud…
Added 4 days ago
RI
Senior Full-Stack Java Developer (Front-Office / Capital Markets)
Rose International
Mississauga, ON
- Full-time
Expert-level proficiency in Java, including Core Java, Java 17+, Spring Boot, Spring Framework, microservices architecture, and REST/gRPC APIs, and/or strong production experience in Python…
Added 4 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
Build and maintain Java-based microservices, REST APIs, RESTful web services, Internet-ready applications, and reusable platform services.
Added 4 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
Build and maintain Java-based microservices, REST APIs, RESTful web services, and reusable platform services supporting multiple government programs
Added 4 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 4 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 4 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 4 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 4 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 4 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 4 days ago
BC
Technical Lead - Web/Mobile
BrainRidge Consulting
Toronto, ON
- Full-time
Experience integrating with RESTful APIs and microservices; familiarity with Java/Spring Boot or Node.js backends is an asset.
Added 4 days ago
T
Manager, Software Delivery Developer - Gen AI and AI-Accelerated Modernization
Toast
Montreal, QC
- $103,000 to $150,000 USD / year
- Full-time
…10,000 people across Canada, hiring a Manager, Software Delivery Developer for its Gen AI and Software Delivery team in Montreal or Quebec City. The team helps major organizations modernize…
Added 4 days ago
GI
Java Software Engineer
G-FORCE IT SERVICES INC
ON · Ontario, Canada
- Full-time
We’re looking for a skilled Java Developer to design, build, and maintain scalable, high-performance applications. You’ll work with a collaborative team of engineers, QA, and product owners…
Added 4 days ago
AI
Senior Full Stack Developer - Java, Spring, Angular
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
We’re seeking a Senior Full Stack Developer to join a high-performing engineering team building modern, customer-facing web applications and resilient backend services. You will work with…
Added 4 days ago
TI
JAVA BACKEND DEVELOPER
Tekgence Inc
Mississauga, ON
- Full-time
Java and Python We are seeking a skilled Backend Developer with 9 to 10 years of experience in designing, developing, and maintaining scalable backend applications. The ideal candidate will…
Added 4 days ago
AS
Frontend Developer
Ardent SoftSol Inc.
Brampton, ON
- Contract
Knowledge of Java and Spring Boot microservices.
Added 4 days ago
PG
Full Stack Engineer
Pacer Group
Toronto, ON
- $55 to $58 CAD / hour
- Contract
Job Title: Senior Full Stack Developer - Java / Angular
Added 4 days ago
TI
Java Full stack Developer
Tekgence Inc
Mississauga, ON
- Full-time
Skills Design, develop, and maintain high-quality Java with Solace / ION / Python applications using SpringBoot. Proficiency in Java core 8+ is a must. Proficiency in Junit. Implement…
Added 4 days ago
TI
JAVA FULL STACK DEVELOPER
Tekgence Inc
Mississauga, ON
- Full-time
Java FSD + UI •9 to 10 only years of relevant experience in Apps Development roles • Proven full-stack development expertise with hands-on experience in Java, Angular/React, and REST APIs.…

S M Software Solutions Inc

RQ11738 – Software Developer – Full Stack – Senior

Toronto, ON, Canada

Internship

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Job details

Job type: Internship
Apply by: Nov 25, 2026
Posting language: English
Posted: Oct 26, 2026

Original job description

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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Note

Onsite – 5 days per week.

Email is the best way to reach us.

You have received this message either as a result of contacting our company to express interest in employment or as a result of posting your resume in a location that can be accessed by recruiters or HR specialists, which suggests an interest in being contacted about employment opportunities.

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More about this job

Responsibilities

Design, develop, test, deploy, and maintain secure, scalable enterprise applications and reusable platform services across frontend, backend, API, integration, workflow, and data-access layers. Provide technical leadership through design reviews, code reviews, automated testing, troubleshooting, documentation, mentoring, and production support.

Requirements

Requires 10 or more years of senior-level experience developing large-scale web applications, extensive hands-on Java experience with Oracle, SQL, or comparable relational databases, and significant experience with REST APIs, microservices, and Internet-ready applications. Candidates should also have experience with security protocols, Agile and structured development, automated testing, Azure DevOps or comparable tools, enterprise integrations, and technical documentation.

Skills

Java
Oracle
SQL
Relational Databases
REST APIs
Microservices
Object-Oriented Design
Design Patterns
Automated Testing
Azure DevOps
OAuth 2.0
JSON Web Tokens
SSL Certificates
Enterprise Integration
Agile Development
Technical Troubleshooting

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
Relational Databases
Hierarchical Databases
REST APIs
RESTful Web Services
Microservice Architecture
Internet-Ready Applications
JSON Web Tokens
OAuth 2.0
SSL Certificates
Identity Integration
Security Gateways
Azure DevOps
Agile
Object-Oriented Design
Design Patterns
Clean Code
Automated Testing
Middleware
Enterprise Integration
Data Migration
SQL Tuning
Build Pipelines
Deployment Pipelines
Production Support
Ontario Public Service
Accessibility
Information Management

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