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Added 14 mins ago
NB
Contract Implementation Coordinator
National Bank of Canada
Montreal, QC
- Full-time
A career as a Contract Implementation Coordinator within National Bank Insurance Firm means acting as a specialist in the coordination and analysis of new individual insurance business.
Added 2 hours ago
LT
Talent Acquisition Specialist/Sourcer
LMI Technologies
Burnaby, BC
- Full-time
LMI is seeking a collaborative, proactive Talent Acquisition Specialist/Sourcer to join our global HR team. In this role, you will play a critical part in supporting our growth by building…
Added 3 hours ago
T
Account Manager
Tru
Toronto, ON
- Full-time
…digital marketing platforms and be comfortable working with specialist teams to guide client conversations across the following…
Added 4 hours ago
CW
Business Development Specialist, full-time position
City Wide Facility Solutions
Vancouver, BC
- $43,000 to $55,000 CAD / year
- Full-time
The primary responsibility of the Business Development Specialist is to make B2B outbound sales calls to prospective clients (offering janitorial and non-janitorial services), qualify…
Added 4 hours ago
CW
Business Development Specialist, full-time position
City Wide Facility Solutions
Burnaby, BC
- $43,000 to $55,000 CAD / year
- Full-time
The primary responsibility of the Business Development Specialist is to make B2B outbound sales calls to prospective clients (offering janitorial and non-janitorial services), qualify…
Added 4 hours ago
CC
Quality Assurance Specialist
Computer Consultants International, Inc.
Toronto, ON
- Contract
Senior Systems Testing/QA Specialist RQ11727 (CANADA) - Hybrid
Added 4 hours ago
NY
Inpatient Coder Specialist, Health Records-Coding, FT (J1026-0430)
North York General Hospital
Toronto, ON
- Full-time
Inpatient Coding Specialist, Health Records Coding Your goal in this position is to accurately code and abstract patient related health information in accordance with MOHLTC and CIHI’s…
Added 4 hours ago
C
Privacy Specialist, Privacy Compliance, Access and Freedom of Information Department – Permanent Full-Time (1.0)
CHEO
Ottawa, ON
- Full-time
Conduct and support PIAs for new or modified programs, systems, and technologies.
Added 5 hours ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
Title: Advanced Applications Blow Molding Specialist
Added 5 hours ago
K
SOC Specialist L2
Kyndryl
Barrie, ON
- Full-time
At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and…
Added 5 hours ago
EA
Workforce Management and Quality Assurance Specialist
Europ Assistance Canada
Toronto, ON
- Full-time
We are seeking a Workforce Management & Quality Assurance Specialist to support operational performance across our contact centre, claims, and assistance operations. This role is…
Added 6 hours ago
RL
Digital Marketing & Content Specialist
Raf Law Corporation
Vancouver, BC
- Part-time
Role Description The Digital Marketing & Content Specialist is a part-time, hybrid role based in North Vancouver, BC, with the flexibility to work both in-office and from home. This role…
Added 6 hours ago
B
Senior Middleware Specialist
BuzzClan
ON · Ontario, Canada
- Contract
Position Title: RQ11527 - Senior Middleware Specialist
Added 7 hours ago
SC
Intermediate Hydrogeologist
SRK Consulting
Remote, Canada
- $85,000 to $120,000 CAD / year
- Full-time
SRK Consulting is an international firm of specialist consultants who focus mainly on the mining industry. We employ over 1400 professionals in 45 offices on 6 continents. The Canadian…
Added 9 hours ago
CI
Procurement Specialist
Calian in Space & Technology
Ottawa, ON
- Full-time
We are seeking a highly skilled and results-driven Procurement Specialist. The successful candidate will manage indirect procurement categories, develop supplier relationships, and lead…
Added 9 hours ago
R
Workforce Management and Quality Assurance Specialist
Redion
Toronto, ON
- $75,000 to $80,000 CAD / month
- Full-time
We are seeking a Workforce Management & Quality Assurance Specialist to support operational performance across our contact centre, claims, and assistance operations. This role is…
Added 9 hours ago
TW
Business Learning Specialist
Thrive Wealth Management
Regina, SK
- Full-time
…growth and expertise to come on board as our Business Learning Specialist. In this role, you will ensure that the learning and development needs are met for all business banking-related…
Added 10 hours ago
MI
Procurement Category Specialist (Food / Pharma / Supplements)
MKNetwork Inc
Coquitlam, BC
- Full-time
We’re looking for a Strategic Procurement Category Specialist to lead category strategies, source and negotiate with suppliers, manage contracts, and support our Source‑to‑Pay (S2P)…
Added 10 hours ago
RM
M.L.T. Charge - Quality
Ross Memorial Hospital
Kawartha Lakes, ON · Lindsay, ON
- Full-time
Point of Care Testing Specialist Certificate by recognized professional society (required)
Added 11 hours ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
Title: Advanced Applications Blow Molding Specialist
Added 12 hours ago
RT
Safety and Environment (HSE) Specialist
Rio Tinto
Vancouver, BC · Thunder Bay, ON
- Full-time
We are looking for a field Health, Safety and Environment (HSE) Specialist to help Rio Tinto Exploration Canada (RTX) strengthen safe, responsible and compliant exploration activities…
Added 13 hours ago
NF
People Services Specialist
New Flyer
Winnipeg, MB
- Full-time
The People Services Specialist is a key member of the People & Culture team, providing HR operational support across the organization. This role supports recruitment and selection, employee…
Added 13 hours ago
BH
Client & Sales Specialist
BeWell Health Centres
Hamilton, ON · Mississauga, ON
- Full-time
We are looking for a highly motivated, personable, and sales-driven Client & Sales Specialist to join our growing mental health clinic. This is a sales-focused client care role responsible…
Added 14 hours ago
TI
Parts Specialist
Torq Instrument Supply Inc.
Grande Prairie, AB
- Full-time
Role Description The Parts Specialist is a full-time, on-site role located in Grande Prairie, AB. This position is responsible for assisting customers and technicians in identifying,…
Added 15 hours ago
NB
Senior Advisor in Estate Planning
National Bank of Canada
Montreal, QC
- Full-time
continue evolving processes, systems, and methods in a perspective of

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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