Jobs in Canada

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Added 10 hours ago
C
Automotive Customer Service Representative (On-Site)
Concentrix
Oshawa, ON
- Full-time
…That’s why we offer a range of no-cost learning and leadership development programs designed to set you on your way to the kind of career you’ve always…
Added 10 hours ago
C
Customer Service / Inside Sales Rep (On-site)
Concentrix
Oshawa, ON
- Full-time
…That’s why we offer a range of no-cost learning and leadership development programs designed to set you on your way to the kind of career you’ve always…
Added 10 hours ago
Solutions Architect - Onsite
Mariner
Halifax, NS
Collaborate with development, infrastructure, cybersecurity, and operations teams during implementation.
Added 10 hours ago
Front of House - Server with Evening and Late night Availability
Northland Properties
Calgary, AB
Our restaurants are industry leaders in team development and offer unique opportunities for personal growth, regardless of where you are at in your career. You will be sure to make…
Added 10 hours ago
GS
IT Operations Lead
Giatec Scientific Inc.
Ottawa, ON
- Full-time
…Applications are reviewed by our Talent Acquisition team; due to application volume, response times may vary. We appreciate your interest to be part of Giatec and understanding…
Added 10 hours ago
JI
Engineer, Mechanical
J.D. Irving, Limited
Dartmouth, NS
- Full-time
…invisible, temporary, or permanent) can be made at any stage of application and employment. We encourage candidates to make their accommodation needs known so that we can provide equitable…
Added 10 hours ago
BC
Registered Practical Nurse - Operating Room
Brant Community Healthcare System
Brantford, ON
- Full-time
Centralized Education Fund – opportunities for continuing education and staff development.
Added 10 hours ago
BC
Registered Practical Nurse - Operating Room
Brant Community Healthcare System
Brantford, ON
- Full-time
Centralized Education Fund – opportunities for continuing education and staff development.
Added 10 hours ago
BC
Social Worker
Brant Community Healthcare System
Brantford, ON
- Full-time
Investing in You – Access to a centralized Education Fund, tuition support, and professional development opportunities.
Added 10 hours ago
BC
Registered Nurse - Operating Room
Brant Community Healthcare System
Brantford, ON
- Full-time
Centralized Education Fund - opportunities for continuing education and staff development
Added 10 hours ago
BC
Medical Radiation Technologist
Brant Community Healthcare System
Brantford, ON
- Full-time
Centralized Education Fund - Opportunities for continuing education and staff development
Added 10 hours ago
CH
Waste Water Treatment Operator
Clean Harbors
Guelph, ON
- Full-time
Opportunities for growth and development for all the stages of your career
Added 10 hours ago
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Associate Director, Clinical Data Management
Merck
Canada
- Full-time
Participate in training development, training delivery, and mentoring to members of the Global Clinical Data Standards team.
Added 10 hours ago
AG
Engineer in Training (EIT)
ATCO Group
Edmonton, AB
- Full-time
…multiple business lines and geographies mean ATCO fosters ample development and learning opportunities for engineers of all disciplines. Tell us how you want to grow and develop, and we’ll…
Added 10 hours ago
PC
Payroll Associate (Contract)
Pwc Canada
Toronto, ON
- Full-time
We’re committed to providing accommodation throughout the application, interview, and employment process. If you require accommodation to be at your best, please let us know during the…
Added 11 hours ago
PH
Medical Imaging Nurse/Registered Nurse (RN), MI ACU - BC Children’s Hospital
Provincial Health Services Authority
Vancouver, BC
- Temporary
…cultural immersion experiences, and continuous professional development to stay informed and responsive to equity-deserving groups. Provide patient-centred care that respects Indigenous…
Added 11 hours ago
ML
Project Manager
Maple Leaf Foods Inc
Winnipeg, MB
- Full-time
Ensure the application of all legislative requirements and the appropriate company policies in all areas of capital project execution and technical service.
Added 11 hours ago
ML
Reliability Engineer
Maple Leaf Foods Inc
ON · Hannon, ON
- $71,000 to $103,000 CAD / year
- Part-time
…and improving manufacturing equipment and processes by the application of engineering principles with a LEAN…
Added 11 hours ago
ML
Maintenance Manager
Maple Leaf Foods Inc
Winnipeg, MB
- Full-time
…scheduling, execution and follow-up elements as well as the application of life cycle management principles, asset performance monitoring and Maintenance’s participation in supplier…
Added 11 hours ago
A
Enterprise Architect CRM
ATB
Remote, Canada
- Full-time
- Remote
…of service duplication, tech cost inefficiencies within the application portfolio, development medium and long term…
Added 11 hours ago
A
Senior SAP Programmer Analyst TRBK
ATB
Remote, Canada
- Full-time
- Remote
Ready for tomorrow: We want to enable your success through interesting and challenging work, performance enablement, and learning and development.
Added 11 hours ago
Q
FY27 Intern - Camera Systems Internship - Canada (16 months)
Qualcomm
Vancouver, BC
- Full-time
…provide real-world experience, technical skills, and professional development opportunities, empowering you to make a meaningful impact and achieve your career goals. Join us for our 2027…
Added 11 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
Knowledge and experience in Rapid Application Development (RAD) methodologies
Added 11 hours ago
LI
Software Developer - API
Lotus IT Solutions
Toronto, ON
- Contract
Experience in rapid application development (RAD) methodologies
Added 11 hours ago
LI
Middleware Specialist
Lotus IT Solutions
Toronto, ON
- Contract
…successful consultant will provide end-to-end planning, design, development, deployment, and daily operational support of middleware and integration solutions across a complex enterprise…

Lotus IT Solutions

Software Developer - API

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: RQ11528 Contract – 12 Months (Extension Possible) Onsite – Toronto (222 Jarvis St.)

Posted Date: 2026-10-30

Location: Onsite – Toronto (222 Jarvis St.)

Public Sector Experience: Required – OPS / Public Sector

Contract End Date: 2027-10-01 *

Rate: $99/hour

Overview

The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Software Developer – API to join their team onsite in Toronto. In this role, you will design, develop, and maintain enterprise-grade REST API platforms and integration solutions that connect critical government systems. You will play a key role in translating technical specifications into robust, tested applications across complex multi-client environments.

Key Responsibilities

Translate technical systems specifications into working, tested applications including developing detailed programming specifications, writing and generating code, and conducting unit tests
Design and develop REST API platforms using tools such as Apigee, IBM API Connect, IBM App Connect Enterprise (ACE), MuleSoft, or Azure API Management (APIM)
Convert web services between SOAP and REST formats as required by project needs
Implement API gateway policies including rate limiting, throttling, transformation, caching, logging, and request/response modifications
Integrate APIs with enterprise platforms such as Microsoft SharePoint, Microsoft Dynamics CRM, Siebel, and Curam
Apply API security best practices including OAuth 2.0, JWT, API keys, and TLS across all integration layers
Manage the full API lifecycle including versioning, testing, deployment, and monitoring
Create and maintain REST API documentation using Swagger, OpenAPI specifications, and YAML
Troubleshoot and resolve technical problems arising during software operation, implementation, conversion, and migrations
Collaborate with cross-functional teams including business analysts, QA, developers, and product owners throughout the Software Development Life Cycle
Facilitate technical discussions, lead design walkthrough sessions, and provide knowledge transfer to internal staff
Support applications through system integration, test planning, scripting, and troubleshooting activities

Must-Have Requirements

10+ years of experience as a designer and developer in 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
5+ years of experience in API development, integration design, and implementation in complex enterprise environments
Solid knowledge of security gateways and protocols including JWT, OAuth 2.0, and SSL Certificates
Proven experience delivering solutions using IBM API Connect, IBM App Connect Enterprise (ACE), MuleSoft, or Azure API Management (APIM)
Strong understanding of RESTful API design, event-driven architecture, and microservices
Experience implementing API gateway policies (rate limiting, throttling, transformation, logging)
Deep understanding of OpenAPI (Swagger) specifications and API documentation standards
Solid understanding of Agile methodologies
Excellent analytical, problem-solving, and decision-making skills with strong verbal and written communication abilities

Nice-to-Have Skills

Experience creating REST API documentation using Swagger and YAML or similar tools
Experience with integration frameworks such as MuleSoft or Apache Camel
Familiarity with containerization technologies (Docker) and orchestration tools (Kubernetes)
Knowledge and experience with programming Internet-ready applications
Experience with middleware, ESBs, and enterprise integration patterns including synchronous/asynchronous messaging, pub/sub, and message queues
Knowledge and understanding of Accessibility for Ontarians with Disabilities Act (AODA) and related regulations and standards
Experience with OPS IT project and architectural governance
Knowledge of OPS Digital, accessibility, and cybersecurity standards
Experience in rapid application development (RAD) methodologies

Work Environment

This is a fully onsite role based at 222 Jarvis St., Toronto, Ontario, five days per week. The team operates using Agile methodologies and collaborates closely with cross-functional stakeholders across the Ministry of Public and Business Service Delivery and Procurement. No security clearance is required for this engagement.

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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, test, and maintain enterprise REST API platforms and integrations connecting government systems, including implementing gateway policies, security, and API documentation. Manage the API lifecycle and troubleshoot integrations while collaborating with cross-functional teams on design, testing, deployment, and knowledge transfer.

Requirements

Requires 10+ years of experience developing large-scale multi-client web applications and hands-on Java development with Oracle or SQL databases, plus at least five years of REST API and enterprise integration experience. Candidates must have experience with an API management platform such as IBM API Connect, IBM App Connect Enterprise, MuleSoft, or Azure API Management, and strong knowledge of API security, design, documentation, and Agile methods.

Skills

Java
REST APIs
API Development
API Integration
IBM API Connect
IBM App Connect Enterprise
MuleSoft
Azure API Management
OAuth 2.0
JWT
OpenAPI
Swagger
Oracle
SQL
Microservices
Agile Methodologies

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
RESTful Web Services
SOAP
IBM API Connect
IBM App Connect Enterprise
MuleSoft
Azure API Management
Apigee
OAuth 2.0
JWT
TLS
SSL Certificates
API Gateway Policies
OpenAPI
Swagger
YAML
Microservices
Event-Driven Architecture
SharePoint
Microsoft Dynamics CRM
Siebel
Curam
Docker
Kubernetes
Apache Camel
Agile
AODA

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