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Added 7 mins ago
SD
Senior Java Developer
Symbiotic Digital
Toronto, ON · Queen's Park Ontario Provincial Government, Ontario
- Contract
We are seeking a Senior Java Developer - Full Stack to
Added 7 mins ago
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Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking a Senior DevOps Engineer to design, implement, and manage scalable CI/CD pipelines, cloud infrastructure, automation frameworks, and release processes. The ideal…
Added 7 mins ago
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Software Engineer in Test
Dexian
Mississauga, ON
- Other
We are seeking a visionary and hands-on Senior Software Development Engineer in Test (SDET)/Quality Engineering Architect to define, champion, and drive the global quality engineering…
Added 8 mins ago
KE
Quality Assurance Manager
Kitchener Executive Consultants Inc
Newmarket, ON
- Full-time
As the senior quality leader within the plant, the Quality Assurance Manager will be responsible for driving quality performance throughout the entire product lifecycle, from new program…
Added 22 mins ago
Technical Consultant I
Zafin
Toronto, ON
Participate in client meetings, technical discussions, solution demonstrations, defect triage, and delivery checkpoints alongside senior team members.
Added 22 mins ago
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Senior Municipal Engineer, Utilities
GFT
Mississauga, ON · Toronto, ON
- Full-time
GFT is seeking a Senior Municipal Engineer - Utilities to join our Transportation Group. This role follows a hybrid work model, requiring regular attendance at our Mississauga OR Toronto,…
Added 37 mins ago
IG
Intermediate Performance Engineer
Insight Global
Toronto, ON · North York, ON
- $40 to $45 CAD / hour
- Contract
…properties. This individual will report to the DevOps, SRE and QA senior Manager and work alongside the development lead. The ideal candidate will be self-driven and able to problem-solve…
Added 37 mins ago
RI
Senior SDET – iOS Automation (Xcode, XCUI, Python/Java)
Raas Infotek
Vancouver, BC
- Contract
Job role: Senior SDET – iOS Automation (Xcode, XCUI, Python/Java)
Added 37 mins ago
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Senior Java Developer
N2P Systems
Mississauga, ON
- Full-time
Added 37 mins ago
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Dynamics 365 Consultant
Marberg Staffing
Toronto, ON · North York, ON
- $80 to $90 CAD / hour
- Temporary
…skills suitable for a diverse range of audiences including senior…
Added 37 mins ago
RI
Senior SDET – iOS Automation (Xcode, XCUI, Python/Java)
Raas Infotek
Vancouver, BC
- Contract
Job role: Senior SDET – iOS Automation (Xcode, XCUI, Python/Java)
Added 1 hour ago
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Solution Architect / Lead EBO Engineer – BAS (SABAS004)
Potenco
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Our Client is seeking an experienced Solution Architect / Lead EBO Engineer to serve as the senior technical authority for a complex Building Automation System modernization and migration…
Added 1 hour ago
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Senior Business Analyst
JSG (Johnson Service Group, Inc.)
AB · Edmonton, AB
- Contract
Johnson Service Group (JSG) is currently looking for up to two Senior Business Analyst to join our client’s Enterprise Resource Planning (ERP) / Enterprise Asset Management (EAM)…
Added 1 hour ago
Senior Producer (Apex Legends)
Electronic Arts
Vancouver, BC
Added 1 hour ago
M
Senior Full Stack Developer (Java/React)
Miratech
Toronto, ON
- Full-time
We are looking for a Senior Full Stack Developer to design, build and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases and cloud…
Added 1 hour ago
IC
Senior QA Test Lead / Senior Test Lead
Infotek Consulting Inc.
Toronto, ON
- $65 to $80 CAD / hour
- Contract
We are seeking an experienced Senior QA Test Lead to lead quality assurance and testing activities throughout the delivery lifecycle of complex digital and enterprise solutions. The…
Added 1 hour ago
A
Senior Business Analyst (2)
Aplin
AB · Edmonton, AB
- Contract
Our Client is seeking a Senior Business Analyst to support a major Enterprise Resource Planning (ERP) / Enterprise Asset Management (EAM) replacement program. This is a contract role based…
Added 1 hour ago
SL
Senior Manager, Quality Assurance and Financial Crime Operations – Canada
Sun Life
Toronto, ON · Sun Life Toronto One York
- Full-time
The Senior Manager, Quality Assurance and Financial Crime Operations is a senior individual contributor role within Canada Financial Crime Compliance, reporting to the Director, Financial…
Added 2 hours ago
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Senior Manager, Quality Assurance and Financial Crime Operations – Canada
Sunlife
Toronto, ON
- Full-time
The Senior Manager, Quality Assurance and Financial Crime Operations is a senior individual contributor role within Canada Financial Crime Compliance, reporting to the Director, Financial…
Added 2 hours ago
GT
Senior Business Analyst
Global Technical Talent, an Inc. 5000 Company
Toronto, ON
- $70 to $72 CAD / hour
- Contract
Added 2 hours ago
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Senior QA – Backend Automation & Data Testing
Acunor
ON · Ontario, Canada
- Contract
Job Title: Senior QA Engineer – Backend Automation & Data Testing
Added 2 hours ago
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Section Manager, Software Design Engineering
Kinectrics
Toronto, ON
- Full-time
Diversity: The company is dedicated to promoting diversity in its workforce, up to and including the senior management level. Our diversity committee ensures we stay up to date on leading…
Added 2 hours ago
Y
Senior Manager, Food Innovation Technology
Yum!
Vaughan, ON
- Full-time
The Senior Food Innovation Technology Manager is the heart of our business and can balance the art and science of innovation, development, and food safety. They have passion for food and…
Added 2 hours ago
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Senior Project Manager (Environment)
AtkinsRéalis
Toronto, ON
- Full-time
We are seeking an experienced Senior Project Manager (Environment) who can lead complex infrastructure projects from a project management and environmental perspective. In addition to…
Added 2 hours ago
IS
Senior QA Engineer (Python & French Language Mandatory)
InfiCare Staffing
Canada
- Contract
Looking for a Senior QA Engineer with strong Python automation, advanced SQL, AWS data pipeline testing, and backend/API testing experience. The role focuses on simulating high-volume…

Acunor

Senior QA – Backend Automation & Data Testing

ON, Canada
Ontario, Canada, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 26, 2026
Experience: 5+ years of experience in software QA, backend automation, and data testing.
Posting language: English
Posted: Oct 27, 2026

Original job description

Job Title: Senior QA Engineer – Backend Automation & Data Testing

Location: Montreal, QC (Remote) / Toronto, ON (Hybrid – 3 Days Onsite)

Job Type: Contract

Language: French Mandatory

Job Description

We are seeking an experienced Senior QA Engineer with strong expertise in Python automation, backend testing, SQL, REST APIs, and cloud data pipeline validation. The ideal candidate will have hands-on experience testing high-volume transaction processing systems and ensuring data integrity across cloud-based platforms.

Primary Skills

Python, Pytest, Requests, Pandas
Advanced SQL
Backend Automation Testing
REST API Testing
ETL/ELT Testing
AWS Cloud Services
MySQL, Snowflake, Hive
Performance and Load Testing
French Language Proficiency

Key Responsibilities

Develop Python automation frameworks using Pytest and Requests.
Simulate high-volume trade transactions and validate backend systems.
Test AWS ETL/ELT pipelines and identify data-quality issues.
Write complex SQL queries to validate data accuracy and consistency.
Perform REST API testing and troubleshoot backend failures.
Identify performance bottlenecks and collaborate with development teams.
Support scheduled releases and resolve operational issues.

Required Qualifications

5+ years of experience in software QA, backend automation, and data testing.
Strong Python programming skills.
Advanced SQL skills, including complex joins and window functions.
Hands-on experience with API automation and data pipeline testing.
Experience with AWS services such as S3, EC2, EMR, Lambda, and Athena.
Experience with MySQL, Snowflake, or Hive.
French language proficiency is mandatory.

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More about this job

Responsibilities

Develop Python-based automation frameworks and test high-volume transaction processing systems, REST APIs, and backend services. Validate AWS data pipelines and data integrity using SQL, identify performance bottlenecks, and support releases and operational issue resolution.

Requirements

Requires at least five years of software QA, backend automation, and data testing experience, along with strong Python and advanced SQL skills. Candidates must have hands-on API automation and data pipeline testing experience, familiarity with AWS services and MySQL, Snowflake, or Hive, and French proficiency.

Skills

Python
Pytest
Requests
Pandas
Advanced SQL
Backend Automation Testing
REST API Testing
ETL/ELT Testing
AWS Cloud Services
MySQL
Snowflake
Hive
Performance and Load Testing
French Language Proficiency

Visa sponsorship

Not detected in the job text

Keywords

Python
Pytest
Requests
Pandas
SQL
Backend Automation
REST APIs
ETL
ELT
AWS
Amazon S3
Amazon EC2
Amazon EMR
AWS Lambda
Amazon Athena
MySQL
Snowflake
Hive
Performance Testing
Load Testing
Data Quality
Data Integrity
Transaction Processing
Cloud Data Pipelines
API Automation
Window Functions
Complex Joins
Software QA
French

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