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Added 25 mins ago
E
Senior Ansible AAP Automation & CI/CD Engineer / DevOps
Experis
Toronto, ON
- Contract
Senior Ansible AAP Automation & CI/CD Engineer / DevOps
Added 1 hour ago
SI
Q&A Tester
Securim Inc.
Ottawa, ON
- Contract
Hands-on with test management and defect tracking tools (for example Jira, Azure DevOps, HP ALM, Zephyr, TestRail) and spreadsheet-based traceability.
Added 2 hours ago
HT
Java Spark Backend Developer
Hirematic Talent Solutions
Montreal, QC
- $50 to $55 CAD / hour
- Contract
We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and…
Added 3 hours ago
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Senior SRE Developer
nesto
Canada
- Full-time
We strive to implement the best emerging DevOps practices, such as GitOps, Internal Developer Platforms, and Infrastructure as Code. We believe that DevOps goes beyond the mere automation…
Added 4 hours ago
CL
Senior Cloud DevOps Engineer
Charger Logistics Inc
Brampton, ON
- Full-time
The Senior Cloud DevOps Engineer will design and implement enterprise-scale cloud infrastructure, drive automation strategies, and mentor engineering teams while architecting…
Added 4 hours ago
EC
Senior Software Developer
Ellement Consulting Group
AB · Edmonton, Alberta
- Full-time
The Senior Software Developer will play a key role in designing, developing, and modernizing Ellement's enterprise software platforms that support pension and benefits administration. This…
Added 5 hours ago
NB
Chief Data Engineering Developer
National Bank of Canada
Montreal, QC
- Full-time
…development and evolution of the Horizon platform, reporting to the Senior Director, Governance and Enablement. Our team stands out for its strong collaboration, value-driven mindset, and…
Added 8 hours ago
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Global Relationship Manager- 3
BrightClaim
ON
- Full-time
…ensuring optimal outcomes. Collaborate with Sales and Operations senior leadership to generate momentum for new deals, ensuring successful conversion and delivery. Manage the resolution of…
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 11 hours ago
ST
Senior IT Systems Specialist
Saltworks Technologies
Richmond, BC
- $110,000 to $140,000 CAD / year
- Full-time
Saltworks Technologies has an immediate opening for a Senior IT Systems Specialist. You will own our technology infrastructure, from on-premises servers and cloud platforms to enterprise…
Added 13 hours ago
LI
Systems Testing/QA Specialist
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement) is seeking a Senior Systems Testing/QA Specialist for a 6-month onsite engagement in Toronto. The successful candidate will play a key role in…
Added 13 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
…and Business 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,…
Added 13 hours ago
LI
Middleware Specialist
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement, is seeking a Senior Middleware Specialist for a fully onsite engagement in Toronto. The successful consultant will provide end-to-end…
Added 13 hours ago
LI
Software Developer - Back End
Lotus IT Solutions
Toronto, ON
- Contract
…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…
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
Minimum Senior years of IT development experience with strong hands-on exposure to SharePoint development and Microsoft 365 collaboration solutions.
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
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Oracle Fusion Financial Engineer - Subscriptions, Billing & Revenue
Lime
Remote, Canada
- $102,000 to $143,000 CAD / year
- Full-time
- Remote
…support work across Oracle Fusion modules while partnering with senior engineers and cross-functional teams on more complex architecture and implementation…
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…
Added 15 hours ago
P
DevOps Team Lead
Pixieset
Vancouver, BC
- Full-time
We’re hiring a DevOps Team Lead to lead our DevOps team's day-to-day planning and delivery while staying hands-on in the engineering work. You'll bring clarity to priorities and ownership,…
Added 16 hours ago
L&
Senior Systems Analyst (SAP BAIP)
Lindt & Sprüngli (North America) Inc.
Toronto, ON
- Full-time
We are seeking a highly skilled Senior Systems Analyst with deep expertise in SAP Business AI Platform (BAIP) to drive design, integration, and innovation across enterprise applications.…
Added 16 hours ago
OG
Intermediate Software Engineer - Onni Capital
Onni Group of Companies
Vancouver, BC
- Full-time
Write production code that holds up to senior engineering review, and contribute to code reviews of your peers
Added 16 hours ago
M
Intermediate Full-Stack Software Developer (SaaS Healthcare)
Medfar
Montreal, QC
- Full-time
Collaborate and Learn: Work closely with senior developers to gain technical insights, ask great questions, and develop your skills through mentorship and collaboration
Added 16 hours ago
MC
Technical Consultant III (35732)
Myticas Consulting
Toronto, ON
- Full-time
Technical Consultant III (Software Engineer, Senior/Lead)

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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