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Added 10 days ago
S
Senior QA Automation Engineer / Lead – eCommerce Payments
Simpliigence
Canada
- Contract
Perform backend validation using SQL to verify transaction data and order processing
Added 10 days ago
J
Associate Software Engineer - International
Justworks
Toronto, ON
- $109,000 to $136,000 CAD / year
- Full-time
…focus on running their business. We solve HR issues. We’re data-driven and never stop iterating. If you’d like to work in a supportive, entrepreneurial environment, are interested in…
Added 10 days ago
A
Senior Software Engineer
AspiringIT
Kitchener, ON
- Full-time
The successful candidate will work on software architecture, backend applications, APIs, data-intensive systems, cloud platforms, system integration, testing, and performance optimization.
Added 10 days ago
R
Energy Management System Software Developer
Raise
Calgary, AB
- Full-time
The Energy Management System Software Developer will be an integral part of the greater Operation Systems department, the EMS Management team and is primarily accountable for maintaining…
Added 10 days ago
NC
Business Systems Developer
Newfoundland Capital Corporation Limited
Montreal, QC
- Full-time
We are currently looking for a Business Systems Developer to join our digital transformation team. This position reports to the Head of Digital Transformation.
Added 10 days ago
D
Engineering Team Lead - Delo
Deloitte
Toronto, ON
- Full-time
10+ years of software engineering experience, with strong front-end work in React/Next.js and back-end experience in Python/FastAPI or another modern web framework.
Added 10 days ago
IC
Senior Application Developer
Infotek Consulting Inc.
Toronto, ON
- $60 to $74 CAD / hour
- Contract
Our client, a leading Canadian financial institution, is looking for a Senior Application Developer to join a data and digital engineering team. The team owns the applications behind…
Added 10 days ago
C
Lead Performance Engineer
Collabera
Toronto, ON
- $60 to $69 CAD / hour
- Contract
Apply specialized Python programming and scripting skills to support test automation, data processing, an
Added 10 days ago
VR
Systems Integration Architect
Venterra Realty
Richmond Hill, ON
- Full-time
Reporting to the Director, Data Engineering, this role will serve as the technical authority for how commercial enterprise applications interact, exchange information, and support business…
Added 10 days ago
RA
Full Stack Cloud Developer
Recrute Action
ON · Toronto, Waterloo, Ontario
- Contract
5+ years of experience in software development, cloud engineering, DevOps, or data engineering.
Added 10 days ago
AL
Principal Engineer
Accion Labs
Canada
- Contract
Experience building developer platforms, self-service tooling, reusable delivery frameworks, or internal engineering enablement solutions.
Added 10 days ago
BS
HIL Simulation Controls Engineer
Bartech Staffing
Toronto, ON · Greater Toronto Area, Canada
- $48 to $50 CAD / hour
- Contract
Bartech Staffing is a leading engineering, technical and professional staffing firm, and our clients include some of the nation's biggest companies. We are powered by Impellam Group, a…
Added 10 days ago
YD
Senior Software Engineer
Yeji Data Lab
Montreal, QC
- Full-time
Facilitating collaboration with cross-functional teams to ensure the seamless integration of AI and data engineering solutions with company-wide systems and applications.
Added 10 days ago
CI
Data Engineer with AWS and GCP -- MAZDC5983751
Compunnel Inc.
Montreal, QC
- Contract
We are looking for an experienced Data Engineer to design, develop, and maintain scalable data solutions using cloud technologies. The ideal candidate should have strong hands-on experience…
Added 10 days ago
O
Software Developer (Microsoft 365 & Azure Integrations) 1
OpenText
Richmond Hill, ON
- Full-time
We are looking for a Senior Software Developer to design and build the integration layer between OpenText Content Management and the Microsoft ecosystem, including Microsoft Teams,…
Added 10 days ago
TH
ANALYSTE PRINCIPAL, PERSPECTIVES COMMERCIALES, FINANCES
The Home Depot Canada
Toronto, ON
- Full-time
Workflow Modernization: Move legacy workflows, including Alteryx, to SQL- and Python-based processes in partnership with analytics engineering.
Added 10 days ago
TH
Senior Insight Analyst
The Home Depot Canada
Toronto, ON
- Full-time
Workflow Modernization: Move legacy workflows, including Alteryx, to SQL- and Python-based processes in partnership with analytics engineering.
Added 10 days ago
MS
Terraform Developer
MSZ Systems
Toronto, ON
- Contract
MSZ Systems is looking for an experienced Terraform Developer to support a leading financial services client within its Cloud, Data & Compute engineering environment.
Added 10 days ago
T
Principal Backend Developer
Toast
Toronto, ON
- $160,000 to $180,000 USD / year
- Full-time
Toast is recruiting on behalf of an early-stage sports and casino sweepstakes company for a Principal Backend Developer based in Toronto (hybrid), reporting directly to the CTO. This is a…
Added 10 days ago
J
Associate Software Engineer - International
Justworks
Toronto, ON
- $109,000 to $136,000 CAD / year
…focus on running their business. We solve HR issues. We’re data-driven and never stop iterating. If you’d like to work in a supportive, entrepreneurial environment, are interested in…
Added 10 days ago
KG
Senior Data AI Engineer – GenAI & Agentic AI
K&K Global Talent Solutions INC.
ON · Ontario, Canada
- Full-time
Position: Forward Deployed Engineer (Python/PySpark + Claude AI + Data & MLOps)
Added 10 days ago
RA
Data Scientist – GenAI & Machine Learning
Recruit Action inc.
Toronto, ON · Greater Toronto Area, Canada
- $45 to $60 CAD / hour
- Contract
Proficiency in Python for data science and GenAI application development.
Added 10 days ago
GD
Principal Data & AI Engineer
General Dynamics Mission Systems–Canada
Ottawa, ON
- $140,000 to $170,000 CAD / year
- Full-time
The Principal Data & AI Engineer will be responsible for establishing and maturing our enterprise data engineering capability, defining architecture and integration patterns, and leading…
Added 10 days ago
TC
SQE
Tata Consultancy Services
Toronto, ON
- $100,000 to $120,000 CAD / year
- Full-time
Design, execute, and maintain API testing for REST and SOAP services, validating request/response payloads, status codes, authentication, integrations, and data integrity.
Added 10 days ago
P
Algorithm Developer- 3D Reconstruction
Planitar
Waterloo, ON
- Full-time
As an Algorithm Developer, you will join a tight-knit engineering team building the next generation Planix capture system. You will work on the 3D reconstruction pipeline that converts raw…

Collabera

Lead Performance Engineer

Toronto, ON, Canada

$60 to $69 CAD / hour · Contract

Apply About employer

Applications open in a new tab.

Job details

Pay: $60 to $69 CAD / hour
Job type: Contract
Apply by: Nov 14, 2026
Experience: 15+ years of hands-on experience in software development, performa
Posting language: English
Posted: Oct 15, 2026

Original job description

The expected base salary range for this position is $60/Hr - $69/Hr, depending on experience, skills, and internal equity
The Company offers a total rewards package in accordance with all applicable federal, provincial, and local laws and requirements
.
Benefit eligibility and offerings vary based on role, employment status, and work locatio
n.
For contractor positions, benefits are limited to those entitlements and protections required by applicable law, which may include (as applicable) vacation pay, public holidays, leaves of absence, and other legally mandated benefits or paymen
ts.
We may use AI-enabled and/or automated tools to support parts of our recruitment process, including application screening, interview scheduling, and candidate communicati
ons.
These tools are used to enhance consistency and effici
ency.
All hiring decisions involve human review and are not based solely on automated proce

ssing.

Job

Summary:

We are seeking an experienced Load and Performance Lead Engineer with 15+ years of hands-on experience in software development, performance engineering, and performanc
e testing.
The ideal candidate will have strong Python programming skills, extensive experience with LoadRunner and/or JMeter, and expertise in developing advanced performance test scripts using Citrix Protocol
and VUGen.
The individual will work closely with application development, architecture, infrastructure, and production support teams to design, develop, and execute performance testing strategies for complex enterprise a
pplications.
This role requires strong analytical and troubleshooting skills, the ability to identify performance bottlenecks, and experience delivering reliable, scalable, and high-performing technolo

gy solutions.

Key Re

sponsibilities:

Design, develop, and execute comprehensive performance test plans, test cases, and test scenarios for complex enterp
rise applications.

Develop data-driven load and performance test scripts using LoadRunner, VUGen, JMeter,
and Citrix Protocol.

Perform advanced test script development beyond standard record-and-playback capabilities u
sing VUGen 9.5 or later.

Design and execute various performance testing scenarios, including load testing, stress testing, failover testing, endurance/aging testin
g, and scalability testing.

Lead test data creation and preparation activities to support per
formance testing requirements.

Apply specialized Python programming and scripting skills to support test automation, data processing, an
d performance testing activities.

Analyze application behavior under varying workloads and identify performance bottlenecks across distributed s
ystems and application environments.

Utilize monitoring and profiling tools such as Dynatrace, CA Wily Introscope, AppDynamics, and AWR reports to monitor, analy
ze, and report application performance.

Leverage Splunk for log analysis, performance diagnostics, and investigation
of application issues during load testing.

Troubleshoot performance testing environme
nt issues across Windows and Linux platforms.

Collaborate with application developers, solution architects, infrastructure teams, and production support teams to perform defect triage, root ca
use analysis, and production readiness planning.

Work with stakeholders daily to understand performance requirements, define testing objectives
, and communicate test results and recommendations.

Prepare and distribute performance test reports, documenting test findings, system behav
ior, bottlenecks, and recommendations for improvement.

Contribute to project and team meetings, provide technical guidance, and support the en
d-to-end delivery of performance engineering initiatives.

Ensure performance testing activities align with project timelines, technical s

tandards, reliability objectives, and deliver

y expectations.

Required Qualifications and Technical Skills:

15+ years of hands-on experience in software development, performa
nce engineering, performance testing, or performance architecture.

Strong expertise in LoadRunner, including
VUGen 9.5 or later, for advanced performance test script development.

Experience with
Citrix Protocol and the development of data-driven load testing scripts.

Proficiency in Python programming and scripting, with th
e ability to develop custom solutions for performanc
e testing and analysis.

Experience with JMeter and other load testing tools.
Strong understanding of web protocols, including HTTP/HTTPS and Citrix protocols.

Programming experience in la
nguages such as Python, C, and Java, along with SQL query development and scripting.

Hands-on experience with application monitoring and profili
ng tools, including Dynatrace, CA Wily Introscope, AppDynamics, and Oracle AW
R reports.

Working knowledge of Splunk for log analysis and performance troubleshooting.

Understanding of distributed
load testing environments, application architecture, and end-to-end performance measurement.

Experience identifying perf
ormance bottlenecks and analyzing application performance across Windows and Linux e
nvironments.

Strong troubleshooting, analytical, problem-solving, and root cause analysis skills.

Excellent ve

rbal and written communic

ation skills, with the ability to present technical findings to stakeho
lders.

Preferred Qualifications:

Experience with load management applications su
ch as LoanIQ (Finastra).

Previous software development experience
supporting complex enterprise applications.

Experience working with banking or financial services applications.
Demonstrated ability to collaborate across development, architecture, infrastructure, and production support t

eams.

Experience contributing to technical delivery and performance engineering initiatives for large-scale platforms.

Apply About employer

More about this job

Responsibilities

Lead the design, development, and execution of performance test plans and advanced, data-driven scripts for enterprise applications, including load, stress, failover, endurance, and scalability testing. Analyze application behavior and performance data, troubleshoot bottlenecks and environment issues, collaborate with technical teams and stakeholders, and report findings and recommendations.

Requirements

Requires 15+ years of hands-on experience in software development, performance engineering, or performance testing, with advanced LoadRunner/VUGen and Citrix Protocol expertise, Python proficiency, and experience with JMeter. Candidates should also have experience with monitoring and diagnostic tools, distributed application environments, Windows and Linux troubleshooting, and strong analytical, communication, and collaboration skills.

Skills

Performance Engineering
Performance Testing
LoadRunner
VUGen
Citrix Protocol
JMeter
Python
Performance Test Scripting
Load Testing
Stress Testing
Dynatrace
CA Wily Introscope
AppDynamics
Splunk
SQL
Root Cause Analysis

Visa sponsorship

Not detected in the job text

Keywords

Performance Engineering
Performance Testing
LoadRunner
VUGen 9.5
Citrix Protocol
JMeter
Python
C
Java
SQL
HTTP
HTTPS
Dynatrace
CA Wily Introscope
AppDynamics
Oracle AWR
Splunk
Load Testing
Stress Testing
Failover Testing
Endurance Testing
Scalability Testing
Distributed Systems
Windows
Linux
Root Cause Analysis
LoanIQ
Finastra
Banking
Financial Services

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