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Added 1 day ago
Security Researcher Engineer
Tata Consultancy Services
Toronto, ON
$100,000 to $120,000 CAD / year
Full-time
Strong hands-on software development skills, particularly Python, Java, Node, Go, C/C++ with experience in additional modern programming languages.
Added 16 days ago
Data Analyst, Administration & Finance
Unified Procurement Services Team (UPST)
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Added 1 day ago
Software Development Engineer In Test (SDET)
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Waterloo, ON
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…developing, and maintaining automated test scripts and tools in Python to validate new features for advanced automotive infotainment and connectivity technologies. The position is part of a…
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Character Rigger 4 [AQ-18462]
Aquent
Vancouver, BC
$58 to $63 CAD / hour
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Proficiency in scripting languages (e.g., Python, MEL), used for automation and tool development.
Added 2 days ago
Operations Analyst - (12 Month Contract)
Toronto Hydro
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…sets; intermediate knowledge of programming languages (e.g., R, Python, C/C++, VBA) to support data analytics is an…
Added 1 day ago
Developer – Interoperability - ITS3
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Saint-Paul, NB · St.-Paul, NB
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Experience with programming or scripting languages such as Python, JavaScript, Groovy, Java, or comparable technologies.
Added 12 days ago
AI Engineer
GEI Consultants, Inc.
Markham, ON
$110,000 to $150,000 CAD / year
Full-time
Proficiency in at least one programming language such as Python, PySpark, R, or SQL.
Added 8 days ago
Senior Quantitative Risk Analyst
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Added 2 days ago
Data Analyst, Sr.
Sundayy
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Added 11 days ago
Production Engineer
Evertz Microsystems Limited
Burlington, ON
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Python certification with experience is an asset
Added 3 days ago
Senior Data Platform Engineer - Zonda - Toronto, ON
CoStar
Toronto, ON
$140,000 to $170,000 CAD / year
Full-time
Added 2 days ago
Industrial Software Validation|
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Bolton, ON
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Proficiency in C#, Java, Python, and experience with .NET components
Added 5 days ago
Lead Software Engineer – Java/Spring, AWS & Solution Architecture
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Toronto, ON
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Strong proficiency in at least one modern backend language/framework (e.g., Java/Spring Boot, Node.js, or Python), with experience designing scalable REST/GraphQL APIs, microservices,…
Added 11 days ago
Intern, Software Developer
Pomerleau
Longueuil, QC
Internship
As a Software Developer Intern, you will contribute to the development and enhancement of applications, digital tools, and automation solutions that support Pomerleau's operations. You will…
Added 2 days ago
Senior Software Developer, AI
TextNow
Waterloo, ON
Full-time
We're looking for a Senior Software Developer who can help transform AI opportunities into production-ready systems, partner with stakeholders across the business, and accelerate TextNow's…
Added 2 days ago
Senior Performance Testing Engineer
Cognizant
Toronto, ON
$75,000 to $95,000 CAD / year
Full-time
Added 11 days ago
Intern, Software Developer
Pomerleau
Montreal, QC
Internship
As a Software Developer Intern, you will contribute to the development and enhancement of applications, digital tools, and automation solutions that support Pomerleau's operations. You will…
Added 7 days ago
Developer - Data, AI, Platform & Support
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Experience with SQL, NoSQL, Python , Spark/PySpark, Scala.
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Fixed Income Trading Analyst
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Toronto, ON · FCP
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Essential knowledge of SQL. Java/Python/Linux or past experience developing software a strong asset
Added 7 days ago
Full Stack Engineer (AI-Enabled)
BMO
Calgary, AB · GCS
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Build robust microservices and APIs using Java, Node.js, or Python
Added 5 days ago
Associate or Vice President Full Stack Engineer
BMO
Toronto, ON · FCP
Programming language proficiency in Python, JavaScript/TypeScript, with familiarity in C#, Scala, or Java
Added 6 days ago
Co-op or Intern, Data & Analytics (January 2027)
BDO
Calgary, AB · Vancouver, BC · Halifax, NS · Oakville, ON · Ottawa, ON · Toronto, ON · Montreal, QC
Full-time
…asset. Technologies include but are not limited to Core SQL, Python, SQL Azure, Azure Data Lake, Azure Data Factory, Azure Databricks, and Apache…
Added 28 days ago
Water Resources Engineer (Hydrotechnical)
Artemis Gold - Blackwater Project
BC
Other
…GoldSim, AutoCAD Civil 3D, GIS, HEC-HMS/HEC-RAS, Power BI, Python, Deswik, Muk3D or similar software.• Strong analytical, communication, project management, and organizational skills.•…
Added 5 days ago
Senior Data Analyst
Clutch Technologies Inc.
Toronto, ON
Added 13 days ago
Supply Chain Business Intelligence - Co-op Student
Loblaw Companies Limited
Brampton, ON
Full-time
Are you currently in an undergraduate program that is teaching you the skills required to be a Business Intelligence Developer? Do you want to add relevant work experience that will give…

Cognizant

Senior Performance Testing Engineer

Toronto, ON, Canada

Pay: $75,000 to $95,000 CAD / year
Job type: Full-time
Apply by: Oct 19, 2026
Posting language: English
Posted: Sep 19, 2026

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Original job description

We are seeking a Senior Performance Testing Engineer with hands-on experience in JMeter and Dynatrace to ensure the speed, scalability, and stability of our enterprise applications. In this role, you will design complex workload models, execute comprehensive load and stress tests, and leverage advanced APM tools to isolate bottlenecks, monitor infrastructure health, and drive root cause resolution.

In this role, you will

Design, build, and execute performance, load, stress, and soak tests for complex enterprise applications.
Design and execute comprehensive load, stress, and endurance test scenarios using JMeter.
Monitor application performance, system resource utilization, and end-to-end transaction flows using Dynatrace.
Analyze test results and system metrics to diagnose bottlenecks, memory leaks, latency issues, and throughput constraints.
Monitor system, application, database, and server performance during test execution.
Perform root cause analysis (RCA) on performance problems and provide actionable recommendations to architecture and development teams.
Participate in Agile ceremonies and contribute to continuous performance improvements.
Integrate performance testing scripts and monitoring checks into deployment pipelines to support continuous performance validation.

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 4 days a week in a client or Cognizant office in Toronto, ON. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

Note: The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What You Need To Have To Be Considered

8+ years of hands-on experience in performance testing & engineering using JMeter and APM tools (Prometheus, Dynatrace, Datadog).
Must have 4+ years of experience in Apache JMeter.
Proficiency in various scripting techniques, develop custom codes for enhancing and customizing performance testing scripts and scenarios using JMeter.
Excellent understanding of concepts like NFR gathering , Workload modelling, Root Cause Analysis of performance problems.
Experience with some of the following technologies and services:
Cloud based Infrastructure as a Service (especially Azure)
Container based service schedulers (e.g., Docker, ECS, Kubernetes, etc.)
MySQL, Java, Python
Log management tools (Splunk)
Demonstrate excellent Linux fundamentals and solid understanding of diagnosing system utilization.
Experience working with large scale distributed systems & large data volumes.
Strong analytical and problem-solving skills, with the ability to diagnose performance issues and propose effective solutions.
Experience in developing virtual services using Mountebank to remove backend/third-party dependencies.

These will help you stand out

Experience with Chaos Engineering & Observability is nice to have to transition towards an SRE role.
Banking Domain is nice to have.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Total Compensation

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between CAD 75,000 – 95,000 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.

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More about this job

Responsibilities

Design, build, and execute comprehensive performance, load, and stress tests for complex enterprise applications using JMeter and Dynatrace. Analyze system metrics to identify bottlenecks, perform root cause analysis, and provide actionable recommendations to development teams.

Requirements

Requires 8+ years of hands-on experience in performance testing and engineering with proficiency in JMeter and APM tools. Candidates must possess strong analytical skills and experience with cloud infrastructure, Linux, and distributed systems.

Skills

JMeter
Dynatrace
Performance testing
Load testing
Stress testing
Root cause analysis
Workload modeling
Linux
Java
Python
Azure
Kubernetes
Splunk
Mountebank
Agile
Observability

Benefits

Performance-based bonus
Wellbeing programs
Health benefits

Visa sponsorship

Not detected in the job text

Keywords

Performance Testing
JMeter
Dynatrace
Load Testing
Stress Testing
Endurance Testing
APM
Prometheus
Datadog
Azure
Docker
Kubernetes
MySQL
Java
Python
Splunk
Linux
Mountebank
Chaos Engineering
Observability
SRE
Banking Domain
Agile
Root Cause Analysis
Workload Modelling
NFR Gathering
Distributed Systems
Infrastructure as a Service

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