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Added 4 mins ago
KS
Temporary Sales Associate
kate spade new york
Toronto, ON
- Part-time
Utilize mobile POS, clienteling tools, and social selling platforms (including short-form video) to capture data and encourage repeat purchases.
Added 4 mins ago
M
Senior Software Engineer - Credit Commercial Engineering
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Remote, Canada
- Full-time
- Remote
Experience, designing, building and maintaining web and mobile applications.
Added 4 mins ago
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Senior Customer Experience Associate - Mount Forest (22.5 hours/week)
Scotiabank
Mount Forest, ON
- Full-time
Being a technology expert and sharing your knowledge by introducing clients to our mobile banking applications and assisting them to better manage their banking needs
Added 4 mins ago
2L
Business Development Lead
247 Labs
Toronto, ON
- Full-time
…technology company that delivers custom software solutions, web and mobile applications, AI-powered systems, and digital transformation services. For over 13 years, the team has supported…
Added 4 mins ago
AU
Security Guard
Allied Universal
Ottawa, ON
- $19 CAD / hour
- Full-time
Allied Universal is currently hiring Mobile Security Supervisors to provide professional, front-line security services for a prestigious financial institution. As a Mobile Security…
Added 4 mins ago
SH
Crisis Clinician (N3) - Crisis Services - Repost
Shared Health-Soins Communs
Winnipeg, MB
- Internship
…of its kind in Canada to offer a constellation of walk-in, mobile and scheduled crisis response services. This service offers mental health crisis services seven days a week, 24 hours a…
Added 20 mins ago
CO
Application & Integration Technical Analyst
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Saint John, NB
- Full-time
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Design Engineering C4 Systems Associate Specialist
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London, ON
- Contract
Added 20 mins ago
GD
Subcontracts Procurement Professional
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London, ON
- Full-time
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Crisis Clinician (N3) - Crisis Services
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- Full-time
Department / Unit: Mental Health Mobile Crisis Services
Added 35 mins ago
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Business Development Manager
Mirego
Toronto, ON
- Full-time
You understand digital ecosystems, various web and mobile platforms, and have a solid knowledge of AI and its evolution.
Added 35 mins ago
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Directeur(trice) développement des affaires
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Montreal, QC · Quebec, QC
- Full-time
- You understand digital ecosystems as well as the various web and mobile platforms and their constraints.
Added 35 mins ago
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Développeur(euse) Mobile
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Montreal, QC · Quebec, QC
- Full-time
…développement cross-platform et tu crois que la meilleure expérience mobile ne devrait pas avoir à choisir entre iOS et…
Added 35 mins ago
SC
Wireless Sales Consultant
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- Part-time
Stay updated through the various internal communication channels (mobile app, intranet, bulletin boards, etc)
Added 49 mins ago
F
Sorter
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AB · Edmonton, AB
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Medical Tourism Agents
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Crisis Clinician (N3) - Crisis Services
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Winnipeg, MB
Department / Unit: Mental Health Mobile Crisis Services
Added 1 hour ago
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Personal Support Worker
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Added 1 hour ago
NC
General Maintenance Worker (26-33)
Northern College of Applied Arts and Technology
Timmins, ON
- Full-time
Minimum two (2) years of experience in large building maintenance, mobile equipment, small engine repairs, air compressor and hydraulics, with the ability to operate grounds equipment (e.g.…
Added 1 hour ago
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General Maintenance Worker (26-46)
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- Full-time
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Added 1 hour ago
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Full-Stack Developer (1-Year Contract)
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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 1 hour ago
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Merchandiser
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Excellent communication skills (both written and oral) along with computer knowledge and access to a mobile device and the internet
Added 1 hour ago
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Application Support Engineer (Front Office)
Synechron
Mississauga, ON
- Full-time
…and Blockchain to Data Science models, Digital Underwriting, mobile-first applications and more. Over the last 20+ years, our company has been honored with multiple employer awards,…
Added 2 hours ago
X
Head of Consumer Segment, NAM (Canada)
Xe.com
Canada
- Full-time
…leverage technology to deliver these services through our website, mobile app, and by phone. Backed by Euronet, we process more than $115 billion in global payments annually. Xe is…
Added 2 hours ago
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Seasonal Sales Help
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- $17.95 USD / hour
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Ability to frequently operate a computer and mobile Point-of-Sale system, as well as maneuver relative software programs.

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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