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Added 8 hours ago
TS
Senior Java Developer
Triunity Software
Toronto, ON
- $100,000 to $110,000 CAD / year
- Full-time
Triunity Software is looking for a talented and driven Senior Java Developer to join our growing team in Toronto, ON. This is an exciting opportunity to work on cutting-edge software…
Added 9 hours ago
PH
Intermediate Software Developer
Propel Holdings
Toronto, ON
- Full-time
Partner with product, QA, support, and DevOps to ship features, validate fixes, and support releases safely.
Added 9 hours ago
M
Développeur(euse) Web Fullstack
Mirego
Montreal, QC · Quebec, QC
- Full-time
Tu contribues aux aspects DevOps : pipelines CI/CD, déploiement, observabilité et bonnes pratiques de gestion des secrets.
Added 9 hours ago
M
Développeur(euse) logiciel Back-End / DevOps
Mirego
Montreal, QC · Quebec, QC
- Full-time
…mais ce qui te distingue, c'est ta maîtrise de l'écosystème DevOps. Tu ne te contentes pas d'écrire du code robuste et maintenable : tu conçois, déploies et opères l'infrastructure qui lui…
Added 10 hours ago
AS
Full Stack Designer /Developer
Apex Systems
Toronto, ON
- $55 to $80 USD / hour
- Contract
We are seeking an Expert Full Stack Developer to design, build, and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases, and cloud deployments.…
Added 10 hours ago
C
Java Azure Developer (Supply Chain Applications)
Cognizant
Mississauga, ON
- $57,600 to $105,000 CAD / year
- Full-time
We are seeking a Java Azure Developer (Supply Chain Applications) to join our team in Mississauga, Ontario. In this hybrid role, you will design, develop, and optimize enterprise…
Added 10 hours ago
ST
Senior IT Systems Specialist
Saltworks Technologies
Richmond, BC
- $110,000 to $140,000 CAD / year
- Full-time
Hands-on coding and DevOps experience with Git and Docker.
Added 11 hours ago
TR
Cloud Platform Developer Co-op
Teck Resources Limited
Vancouver, BC · Greater Vancouver, BC
- Full-time
The Platform Developer Co-op supports the Data and Analytics Platform team within Teck Digital Systems (TDS). In this role, you will help build and enhance the technology platforms that…
Added 11 hours ago
BT
Full-Stack Developer (1-Year Contract)
Baker Tilly Canada
Vancouver, BC
- Contract
We are seeking a Full-Stack Developer with a strong passion for user experience, modern interface design, and application development. The successful candidate will be responsible for…
Added 11 hours ago
TR
Business Analyst Co-op, Data Platform
Teck Resources Limited
Vancouver, BC · Greater Vancouver, BC
- $4,108 to $5,183 CAD / month
- Full-time
A Developer Platform and DevOps team that enables software delivery, automation, cloud infrastructure, and developer productivity.
Added 11 hours ago
S
Application Support Engineer (Front Office)
Synechron
Mississauga, ON
- Full-time
…end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through…
Added 13 hours ago
LI
Systems Testing/QA Specialist
Lotus IT Solutions
Toronto, ON
- Contract
Identify, document, and track software defects using tools such as ALM, JIRA, Bugzilla, and Azure DevOps; work closely with developers to reproduce and resolve issues.
Added 13 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
…Service Delivery and Procurement, is seeking a Senior Software Developer to join their team onsite in Toronto. The successful candidate will be responsible for designing, developing, and…
Added 13 hours ago
LI
Middleware Specialist
Lotus IT Solutions
Toronto, ON
- Contract
Build and maintain automated CI/CD pipelines for middleware build, test, and deployment using tools such as Jenkins, GitHub Actions, GitLab CI, or Azure DevOps
Added 13 hours ago
LI
Software Developer - Back End
Lotus IT Solutions
Toronto, ON
- Contract
…Delivery and Procurement) is seeking a Senior Back End Software Developer for an onsite engagement in Toronto. The successful candidate will be responsible for designing, developing, and…
Added 13 hours ago
OT
Principal Systems Architect (Copilot Architect)
Open Text Corporation
Mississauga, ON · Richmond Hill, ON · Waterloo, ON
- Other
Provide technical leadership and direction to developers, platform engineers, DevOps engineers, analysts, vendors, and partner teams without relying on direct reporting authority.
Added 13 hours ago
P
Senior DevOps Engineer
Pixieset
Vancouver, BC
- Full-time
We’re hiring a Senior DevOps Engineer to strengthen the shared platforms, infrastructure, and delivery workflows that our engineering teams rely on.
Added 14 hours ago
TC
Senior Sharepoint Developer
Tata Consultancy Services
Vancouver, BC
- Full-time
Azure DevOps/GitHub, version control, branching, pull requests and CI/CD awareness.
Added 14 hours ago
G
Développeur(euse) logiciel / Software Developer - Cloudrunner
Genetec
Montreal, QC
- Full-time
…l'expérience utilisateur (UX), des architectes, des équipes DevOps et des spécialistes de la qualité afin de fournir des services cloud fiables, sécurisés et évolutifs. Vous contribuerez à…
Added 14 hours ago
MC
AI Platform Engineer (35577)
Myticas Consulting
Toronto, ON
- Contract
5–8+ years of platform engineering, infrastructure, or DevOps experience supporting AI workloads.
Added 14 hours ago
MC
Microsoft Dynamics 365 Finance Functional Consultant – D365 F&O | Manufacturing (35742)
Myticas Consulting
Toronto, ON
- Contract
Complete outstanding Azure DevOps (ADO) tasks assigned to the Accounting team.
Added 14 hours ago
PC
Application Release Engineer
Pyramid Consulting, Inc
Toronto, ON
- Contract
7+ years in infrastructure/ DevOps, with at least 3 years in a highly regulated industry
Added 14 hours ago
MC
Azure Databricks Cloud Migration & Platform Engineer (36101)
Myticas Consulting
Toronto, ON
- Contract
Support CI/CD pipelines using Azure DevOps, GitHub Actions, or equivalent tools.
Added 14 hours ago
L
Oracle Fusion Financial Engineer - Subscriptions, Billing & Revenue
Lime
Remote, Canada
- $102,000 to $143,000 CAD / year
- Full-time
- Remote
Added 15 hours ago
BD
Senior DevOps Engineer - Cloud Operations
Black Duck
Calgary, AB
- Full-time
Staff. DevOps Engineer will be a key player on the Cloud Operations team responsible for all SaaS and Hosted services across the company's product portfolio. They will proactively work with…

Lotus IT Solutions

Software Developer - Back End

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 29, 2026
Posting language: English
Posted: Oct 30, 2026

Original job description

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Ref: RQ11429 Contract – 9 Months (Extension Possible) Onsite – Toronto (222 Jarvis Street)

Posted Date: 2026-10-30

Location: Onsite – Toronto (222 Jarvis Street)

Public Sector Experience: Required – OPS / Public Sector

Contract End Date: 2027-05-31 *

Rate: $99/hour

Overview

The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Back End Software Developer for an onsite engagement in Toronto. The successful candidate will be responsible for designing, developing, and maintaining server-side logic and database architecture for large-scale, multi-client web applications. This role operates within an Agile delivery environment and requires close collaboration with front-end developers, architects, and cross-functional project teams.

Key Responsibilities

Design and develop robust server-side logic, central database definitions, and ensure high performance and responsiveness to front-end requests
Translate technical systems specifications into working, tested, and well-documented applications
Develop detailed programming specifications and write or generate production-quality code
Build and maintain RESTful APIs and RESTful Web Services to support front-end and third-party integrations
Integrate front-end elements into server-side applications and support full-stack collaboration
Apply microservice architecture principles to enhance product extensibility, maintainability, and scalability
Work with relational and hierarchical databases (Oracle, SQL) including data retrieval using query languages
Implement and enforce security protocols including JWT, OAuth 2.0, and SSL Certificates
Conduct unit testing, compile data-driven programs, and perform debugging and troubleshooting of technical issues
Participate in design walkthrough sessions and contribute to code reviews with the project team
Support post-implementation activities and resolve technical issues as they arise
Follow OPS development standards and contribute to Agile ceremonies and sprint delivery

Must-Have Requirements

10+ years of experience as a designer and developer on large-scale, multi-client web applications
10+ years of hands-on Java development experience with Oracle or SQL databases
5+ years of hands-on experience with REST APIs and RESTful Web Services
Extensive experience in modern web framework technology stack: React, JavaScript, Next.js, Node.js, CSS, and RESTful APIs
Extensive experience with responsive web development and HTML5
Extensive experience coding for mobile devices
10+ years of experience developing applications in compliance with PCI and WCAG 2.2 standards and achieving AODA compliancy
Experience with JAWS, WAI-ARIA, and HTML5 for accessible application development
Knowledge and experience with microservice architecture and core architecture principles
Experience using Azure DevOps for source control, CI/CD, and project management
Knowledge of security gateways and protocols including JWT, OAuth 2.0, and SSL Certificates
Strong understanding of Agile methodologies and object-oriented coding practices including design patterns, refactoring, and clean code principles

Nice-to-Have Skills

Previous experience developing and supporting Driver, Vehicle, Healthy Smiles Ontario, and High Occupancy Lanes services within the ServiceOntario web portal
Experience with Canada Post Address module and Government Payment Gateway integrations
Knowledge of rapid application development (RAD) methodologies
Experience with middleware and gateways
Familiarity with OPS development standards and processes
Prior Ontario Public Sector or broader public sector development experience

Work Environment

This is a fully onsite role based in Toronto at 222 Jarvis Street, five days per week. No security clearance is required. The team follows Agile methodologies and the consultant will work closely with both functional and technical team members throughout the software development life cycle.

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Final role details, responsibilities, and terms will be confirmed with shortlisted candidates. Compensation may vary based on experience. Errors and omissions excepted.

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More about this job

Responsibilities

Design, develop, and maintain server-side logic, database architecture, and RESTful services for large-scale web applications, ensuring performance, security, and accessibility. Collaborate with front-end developers and cross-functional teams in an Agile environment, while testing, debugging, reviewing code, and supporting post-implementation activities.

Requirements

Requires 10+ years of experience developing large-scale web applications and Java applications with Oracle or SQL, plus at least five years working with REST APIs and web services. Candidates must also have extensive experience with modern web technologies, responsive and mobile development, PCI and WCAG 2.2 compliance, accessibility tools, microservices, Azure DevOps, security protocols, and Agile practices.

Skills

Java
Oracle
SQL
REST APIs
React
JavaScript
Next.js
Node.js
CSS
HTML5
Responsive Web Development
Mobile Development
Microservices
Azure DevOps
Web Accessibility
Agile Methodologies

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
RESTful Web Services
React
JavaScript
Next.js
Node.js
CSS
HTML5
Responsive Web Development
Mobile Development
Microservice Architecture
Azure DevOps
CI/CD
PCI Compliance
WCAG 2.2
AODA
JAWS
WAI-ARIA
JWT
OAuth 2.0
SSL Certificates
Agile
Object-Oriented Programming
Design Patterns
Refactoring
Middleware
Government Payment Gateway

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