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Added 18 mins ago
FG
Associate Director, Full-Stack Applications - Credit Module
Fitch Group
Toronto, ON
- $150,000 to $170,000 CAD / year
…(especially AI), and pushing boundaries - not an MLE or AI specialist, but a full-stack engineer who's curious, unafraid to question the status quo, and excited to explore how AI can…
Added 1 hour ago
SD
Spécialiste du soutien aux patients /Patient Support Specialist
Shoppers Drug Mart Specialty Health Network
Montreal, QC · Saint-Laurent, QC
- Full-time
The Patient Support Specialist is a senior individual contributor role within SHN's Central Program Operations team. This role serves as the primary point of contact for patients,…
Added 1 hour ago
GZ
Yardi Specialist
Gestion Zagora
Montreal, QC
- Full-time
Participer à l’intégration de nouvelles propriétés dans Yardi;
Added 1 hour ago
AP
Senior Corrugated Reliability Engineer
Atlantic Packaging Products Ltd.
Hamilton, ON
- Full-time
The Senior Corrugated Reliability Engineer with a Six Sigma certification combines machine uptime, root-cause failure analysis, and data-driven process control to eliminate defects and…
Added 2 hours ago
AI
National Market Sector Lead - Healthcare
Architecture49 Inc.
Ottawa, ON
- Full-time
This senior leadership role is responsible for expanding Architecture49's healthcare presence nationally by combining market insight, client relationships, design excellence, procurement…
Added 2 hours ago
AI
National Market Sector Lead - Healthcare
Architecture49 Inc.
Toronto, ON
- Full-time
This senior leadership role is responsible for expanding Architecture49's healthcare presence nationally by combining market insight, client relationships, design excellence, procurement…
Added 2 hours ago
AI
National Market Sector Lead - Healthcare
Architecture49 Inc.
Vancouver, BC
- Full-time
This senior leadership role is responsible for expanding Architecture49's healthcare presence nationally by combining market insight, client relationships, design excellence, procurement…
Added 2 hours ago
M
RQ11672 - Systems Testing/QA Specialist - Senior
Maarut
Toronto, ON
- Contract
environments, including the execution of systems integration tests, specialized
Added 2 hours ago
OI
Senior Business Analyst-Agile Delivery
OXARO Inc.
Ottawa, ON
- Contract
Senior Business Analyst, Agile Delivery Specialist
Added 2 hours ago
Y
Blockchain, Digital Assets & Tokenization SME
Yochana
ON · Ontario, Canada
- Contract
…a conventional blockchain developer requirement. We need a senior specialist with ~70% banking, regulatory and digital asset expertise and 30% technology architecture…
Added 2 hours ago
GZ
Yardi Specialist
Gestion Zagora
Montreal, QC
- Full-time
Participer à l’intégration de nouvelles propriétés dans Yardi;
Added 3 hours ago
B
Regional Director of Trust - Prairies
BMO
Calgary, AB · CALG
- Full-time
Operates at a group/enterprise-wide level and serves as a senior specialist resource across BMO.
Added 3 hours ago
M
RQ11316 - Systems Testing/QA Specialist - Senior
Maarut
Toronto, ON
- Contract
including the execution of systems integration tests, specialized tests,
Added 4 hours ago
W
National Market Sector Lead - Healthcare
WSP
Montreal, QC
- Full-time
This senior leadership role is responsible for expanding Architecture49's healthcare presence nationally by combining market insight, client relationships, design excellence, procurement…
Added 4 hours ago
G
Commercial Manager
GagaMuller
Regina, SK
- Full-time
…coordinating the General Contractor (GC), design consultants, specialist contractors, OEMs, commissioning teams and the wider supply chain. You will protect the client’s interests across…
Added 6 hours ago
G
Electrical Manager
GagaMuller
Regina, SK
- Full-time
…coordinating the General Contractor (GC), design consultants, specialist contractors, OEMs, commissioning teams and the wider supply chain. You will protect the client’s interests across…
Added 6 hours ago
G
Mechanical Manager
GagaMuller
Regina, SK
- Full-time
…coordinating the General Contractor (GC), design consultants, specialist contractors, OEMs, commissioning teams and the wider supply chain. You will protect the client’s interests across…
Added 12 hours ago
CC
Quality Assurance Specialist
Computer Consultants International, Inc.
Toronto, ON
- Contract
CCI is hiring a Senior Systems Testing/QA Specialist to provides advice on the testing strategy, test plans, the selection of testing tools, and the identification of resources required for…
Added 15 hours ago
B
Senior Middleware Specialist
BuzzClan
ON · Ontario, Canada
- Contract
Position Title: RQ11527 - Senior Middleware Specialist
Added 18 hours ago
CC
OHS Specialist
Compass Canada
ON · MISSISSAUGA, ON
- Full-time
Now, if you were to come on board as our OHS Specialist we’d ask you to do the following for us:
Added 21 hours ago
S
Security Architect
Systematix
Regina, SK
- Contract
Systematix is currently seeking a Network Security Specialist – Security Architect to support our client’s enterprise infrastructure security and operational improvement initiatives. This…
Added 1 day ago
VC
Transformation, Change & Innovation Advisor
Vancouver Coastal Health
Vancouver, BC
- $46.39 to $66.68 CAD / hour
- Temporary
Reporting to the Executive Director, Clinical Informatics and Virtual Health, the Advisor acts as an internal specialist to the organization for organizational development and change…
Added 1 day ago
TC
Senior Zendesk Developer / Implementation Specialist
Tata Consultancy Services
Waterloo, ON
- $100,000 to $110,000 CAD / year
- Full-time
The specialist will work with solution architects, data migration teams, integration teams, target-platform teams, security specialists, business stakeholders, and testing teams to ensure…
Added 1 day ago
Branch Manager - FX Sales
Ebury
Montreal, QC
Il s'agit d'un rôle de leadership senior au sein de notre Front Office, qui ouvre la porte aux opportunités de leadership,de résultats et de direction régionale à travers nos nombreux…
Added 1 day ago
BT
Senior Staff Accountant, Assurance
Baker Tilly Canada
Dartmouth, NS
- Full-time
We are looking for a Senior Staff Accountant, Assurance to join our team - a role where your expertise will drive meaningful outcomes and your ambition will help shape what comes next.…

BuzzClan

Senior Middleware Specialist

ON, Canada
Ontario, Canada, Canada

Contract

Apply About employer

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Job details

Job type: Contract
Apply by: Dec 1, 2026
Experience: Minimum 7 years of experience working with middleware and integration technologies in complex enterprise environments.
Posting language: English
Posted: Nov 1, 2026

Original job description

Position Title: RQ11527 - Senior Middleware Specialist

Location : Toronto, ON

Mode: Contract

Client: Government Services Integration Cluster

Position Overview

A successful candidate will be responsible for ensuring seamless communication and integration between enterprise applications, systems, services, and infrastructure. This role requires strong expertise in middleware platforms, enterprise service buses (ESBs), API management, messaging technologies, cloud integration, DevOps practices, and application support.

The specialist will work closely with technical teams, business stakeholders, infrastructure teams, and application support groups to deliver secure, scalable, reliable, and high-performing integration solutions within a complex enterprise environment.

Key Responsibilities

Plan, design, develop, configure, deploy, implement, maintain, and upgrade enterprise middleware products and integration solutions.
Provide technical consulting, analysis, and troubleshooting for middleware platforms, application servers, web servers, message brokers, messaging services, and adapters.
Design and implement enterprise application integration solutions using synchronous, asynchronous, REST, SOAP, event-driven, and messaging-based integration patterns.
Install, configure, administer, tune, and optimize middleware software to ensure system reliability, scalability, availability, and performance.
Support API gateways, API management platforms, enterprise service buses, and integration services.
Develop and maintain technical design documents, configurations, scripts, code, deployment artefacts, and test cases.
Troubleshoot complex application, middleware, infrastructure, security, configuration, data integrity, and recovery issues.
Conduct functional, security, load, and stress testing, analyze results, and resolve identified defects and performance issues.
Participate in change management, release management, incident management, and problem management processes.
Assess and validate technical Change Requests (CRQs), update technical documentation, and support release promotions and production implementations.
Build and maintain automated CI/CD pipelines for application builds, testing, and deployment.
Support containerization and workload orchestration using technologies such as Docker and Kubernetes.
Deploy, configure, and manage cloud-native applications and services across Azure, AWS, or other cloud platforms.
Implement application monitoring, performance management, and operational support processes.
Collaborate with cross-functional teams to ensure successful delivery of integration initiatives within established timelines and quality standards.

Mandatory Skills and Experience

Core Middleware and Integration Experience

Minimum 7 years of experience working with middleware and integration technologies in complex enterprise environments.
Demonstrated experience designing, implementing, deploying, and supporting enterprise integration solutions using middleware platforms.
Strong understanding of enterprise integration patterns, including synchronous and asynchronous communication, REST, SOAP, event-driven architecture, and messaging.
Extensive experience troubleshooting complex issues across application, middleware, infrastructure, and integration layers.
Experience supporting mission-critical enterprise applications with high availability, scalability, security, and performance requirements.
Strong analytical and problem-solving capabilities in enterprise integration environments.

Technical Skills and Experience

Hands-on expertise with middleware platforms such as:
IBM App Connect Enterprise (ACE)
IBM WebSphere
MuleSoft
Azure Integration Services
Other Enterprise Service Bus (ESB) platforms.
Experience with API Gateway and API Management platforms, including IBM API Connect and Azure API Management (APIM).
Proficiency in messaging and event-driven integration technologies such as IBM MQ, Apache Kafka, JMS, and Azure Event Grid.
Familiarity with cloud platforms, including Microsoft Azure, AWS, or Google Cloud Platform (GCP), and hybrid integration environments.
Knowledge of enterprise security and authentication protocols, including OAuth 2.0, SAML, mutual TLS (mTLS), and API key-based authentication.
Experience integrating enterprise applications and COTS platforms such as SharePoint, Microsoft Dynamics CRM, Oracle Siebel, Curam, or equivalent enterprise solutions.
Hands-on experience with scripting and automation tools such as Shell, Python, Ansible, and Terraform.
Strong understanding of CI/CD pipelines, automation, and DevOps practices within middleware and integration environments.
Experience with middleware installation, configuration, administration, system tuning, and performance optimization.

Communication and Documentation Skills

Excellent verbal and written communication skills, with the ability to collaborate effectively with technical and non-technical stakeholders.
Proven ability to prepare comprehensive technical documentation, architecture diagrams, solution designs, configuration documents, and implementation plans.
Ability to translate business integration requirements into technical specifications and scalable solution designs.
Strong stakeholder management and collaboration skills.
Demonstrated ability to lead technical discussions, coordinate with cross-functional teams, and communicate complex technical concepts clearly.

Apply About employer

More about this job

Responsibilities

Design, deploy, administer, and support enterprise middleware and integration solutions, including APIs, messaging, and cloud-native services. Troubleshoot complex issues, optimize performance and reliability, maintain technical documentation, and support testing, releases, and automated deployment processes.

Requirements

Requires at least seven years of experience with middleware and enterprise integration in complex environments, including hands-on expertise with middleware platforms, API management, messaging, and integration patterns. Candidates should also have cloud, security, scripting, automation, CI/CD, performance optimization, documentation, and stakeholder collaboration experience.

Skills

Middleware
Enterprise Integration
IBM App Connect Enterprise
IBM WebSphere
MuleSoft
Azure Integration Services
API Management
IBM API Connect
Azure API Management
IBM MQ
Apache Kafka
JMS
Cloud Integration
CI/CD
Docker
Kubernetes

Visa sponsorship

Not detected in the job text

Keywords

Middleware
Enterprise Integration
Enterprise Service Bus
IBM App Connect Enterprise
IBM WebSphere
MuleSoft
Azure Integration Services
IBM API Connect
Azure API Management
IBM MQ
Apache Kafka
JMS
Azure Event Grid
REST
SOAP
Event-Driven Architecture
OAuth 2.0
SAML
Mutual TLS
Microsoft Azure
Amazon Web Services
Google Cloud Platform
Shell
Python
Ansible
Terraform
CI/CD
DevOps
Docker
Kubernetes

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