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Added 6 hours ago
Nurse Educator (N4) - Patient Services Mental Health
Winnipeg Regional Health Authority
Winnipeg, MB
Shared Health leads the planning and coordinates the integration of patient-centered clinical and preventive health services across Manitoba. The organization also delivers some…
Added 6 hours ago
Registered Psychiatric Nurse - RN (N2) - Float Pool - SMHC
Winnipeg Regional Health Authority
Selkirk, MB
Shared Health leads the planning and coordinates the integration of patient-centered clinical and preventive health services across Manitoba. The organization also delivers some…
Added 6 hours ago
MI
Senior Associate, Nexus, Client Delivery
MUFG Investor Services
Halifax, NS
- Full-time
…collaborative team work environment, promotion of work-life integration, and exposure to a wide variety of…
Added 6 hours ago
SL
Youth Disability Support Worker
Supported Lifestyles
Calgary, AB
- $19.38 to $20.21 CAD / hour
- Temporary
Support individuals through community integration, skill learning, and positive quality of life.
Added 6 hours ago
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Clinical Research Coordinator
RI-MUHC | Research Institute of the MUHC | #rimuhc
Montreal, QC
- Full-time
The incumbent is also responsible for coordinating the integration of the clinical data obtained into different database platforms.
Added 6 hours ago
TH
Program Manager, Construction Safety
The Hospital for Sick Children
Toronto, ON
- Full-time
…lead and partner to improve the health of children through the integration of healthcare, leading-edge research and education. Our reputation would not have been built - nor could it be…
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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 7 hours ago
AO
Site Operations Manager
AML Oceanographic Ltd.
Saanichton, BC
- $100,000 to $125,000 CAD / year
- Full-time
Integration: Has brought an acquired site onto a common way of working.
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Chargé De Projets Automatisations
Actalent
Boisbriand, QC
- $40 to $60 CAD / hour
- Contract
Added 7 hours ago
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Ingenieur Systemes V&V
Actalent
Sainte-Anne-de-Bellevue, QC
- $50 to $80 CAD / hour
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…vérification et validation des charges utiles, l'assemblage, l'intégration et le test (AIT), le support RF et les activités de vérification des plateformes/satellites. La priorité immédiate…
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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 7 hours ago
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Technology Manager
Skip
Oakville, ON
- Full-time
Added 7 hours ago
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Senior Director, Retail Operations - Quebec
MEC
Montreal, QC
- Full-time
Drive omnichannel performance, ensuring strong integration between store execution and digital experience.
Added 7 hours ago
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Software Engineer
Ecolab Inc.
Calgary, AB
- Full-time
Deploy, secure, monitor, and support cloud applications using containers, automated testing, and continuous integration and continuous delivery (CI/CD) processes.
Added 7 hours ago
TA
AI Product Manager
Tiger Analytics
Canada
- Full-time
Agent Deployment: Architect and deploy advanced AI agents, including RAG solutions, vector search integration, and multi-agent systems using A2A and MCP
Added 7 hours ago
IG
Senior IT Business Analyst- SAP HR
Insight Global
Mirabel, QC
- $125,000 to $138,000 CAD / year
- Full-time
…estimation, functional documentation, system configuration, integration testing, test-case development, and deployment readiness. Key areas of work include collective agreement changes,…
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Senior OT Control Systems - Engineering Specialist
Mariner
Saint John, NB
Design and support industrial networks, ensuring high availability, cybersecurity compliance, and secure system integration.
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Solutions Architect - Onsite
Mariner
Halifax, NS
Support integration initiatives involving enterprise applications, cloud platforms, ERP systems, data platforms, and third-party solutions.
Added 8 hours ago
BC
Recreation Therapist
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Brantford, ON
- Full-time
…provides treatment interventions and community transition and…
Added 8 hours ago
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Chief Mine Engineer
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Saskatoon, SK
- Full-time
…underground mine design, mine planning, scheduling, geotechnical integration, ventilation planning, ground control strategies, infrastructure planning, and operational readiness activities.…
Added 9 hours ago
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Senior SAP Programmer Analyst TRBK
ATB
Remote, Canada
- Full-time
- Remote
As ATB’s next TRBK Senior Developer, you're a key technical leader responsible for the end-to-end design, development, and implementation of robust SAP ABAP solutions, with a focus on core…
Added 9 hours ago
Q
FY27 Intern - Camera Systems Internship - Canada (16 months)
Qualcomm
Vancouver, BC
- Full-time
Contribute to end-to-end system development, prototyping, integration, and commercialization of new camera features and technologies.
Added 9 hours ago
LI
Systems Testing/QA Specialist
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Systems Testing/QA Specialist for a 6-month onsite…
Added 9 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (GSIC), under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer to join their team…
Added 9 hours ago
LI
Software Developer - API
Lotus IT Solutions
Toronto, ON
- Contract
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…

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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