Mississauga, On Java + python backend developer Jobs – 70 Openings This Week

Systems Testing/QA Specialist
Softline Technology —Toronto, ON
- Contract
- Java
- Databases
- Analysis skills
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Senior Full Stack Engineer, App Runtime
Snowflake —Toronto, ON
- Computer Science
- Engineering
- Java
API Quality Analyst (Quality Engineering) Lead
CGI —Toronto, ON
- $80,000–$130,000 a year
- Full-time
- Azure
- Software troubleshooting
- DevOps
Quick apply
Development Manager
Priceline.com —Toronto, ON
- $130,000–$155,000 a year
- Full-time
- Hybrid work
- Oracle
- Computer Science
- Java
- Disability insurance
- Dental care
Guidewire Automation Test Engineer
Cognizant —Toronto, ON
- $70,000–$90,000 a year
- Full-time
- Hybrid work
- Java
- Databases
- SQL
10d
Staff Back End Engineer (Applications)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Staff Frontend Engineer
Forma.ai —Toronto, ON
- Java
- AWS
- JavaScript
- Disability insurance
- Dental care
Quick apply
Staff Back End Engineer (Data Platform)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Senior Frontend Engineer
Forma.ai —Toronto, ON
- $150,000–$190,000 a year
- Java
- AWS
- JavaScript
- Disability insurance
- Dental care
Quick apply
Staff Product Security Engineer, Reviews
Okta —Toronto, ON
- $180,000–$247,500 a year
- Hybrid work
- Java
- C++
- Communication skills
Quick apply
Azure Cloud and AI Lead - 69858401
Cognizant —Toronto, ON
- $83,500–$95,500 a year
- Full-time
- Hybrid work
- Azure
- Software troubleshooting
- Java
- Employee stock purchase plan
- Designated paid holidays
9d
Lead Engineer – AIRI
eBay Inc. —Toronto, ON
- Full-time
- System design
- Java
- C++
Sr. Software Engineer, Backend
Pinterest —Toronto, ON
- Hybrid work
- Computer science
- Computer Science
- Java

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Systems Testing/QA Specialist

Softline Technology
Toronto, ON

Apply Now

Job details

Contract
5 days ago

Qualifications

Jira
CI/CD
Quality assurance test automation development
System verification and validation
Waterfall
LoadRunner
Selenium
Performance testing
Java
Bash (Unix shell)
Databases
SOAP
SoapUI
Analysis skills
Quality assurance
Software quality assurance
Decision making
System testing
Version control systems
Perl
REST
User acceptance testing
Scrum
SharePoint
Cypress
Siebel
Integration testing
SaaS
Communication skills
Information management
Python
Security Testing
HTML

Full job description

Description

To respond to the priorities of the Government of Ontario through the passage of the Bill 5, Protect Ontario by Unleashing Our Economy Act 2025, the resource may be partially assigned to Bill 5 related projects or initiatives on an as needed basis.

This position is listed as “Onsite”; the resource is expected to work 7.25 hours per calendar day between the standard working hours of 8:00-5:00 PM (excluding lunch breaks) every Monday to Friday inclusive at the identified OPS office location”.

Responsibilities

Provides advice on the testing strategy, test plans, the selection of testing tools, and the identification of resources required for testing.

Plans and organizes testing efforts for large systems in Graphical User Interface (GUI) and non-Graphical User Interface (GUI) environments, including the execution of systems integration tests, specialized tests, and user acceptance testing (e.g., stress tests).

The Quality Assurance Specialist is responsible for the development of test plans, test scripts and test cases and executing these against the various components. The tester will work with the testing lead and IT lead of each project as well as the project team members in the analysis, design, development, implementation and ongoing support of the required systems.

Executes functional, integration, system, and regression tests.

Validates that the system behaves as expected under various conditions.

Identifies, document, and track software defects using tools like ALM, JIRA, Bugzilla, and Azure DevOps.

Works closely with developers to reproduce and resolve issues.

Develops and maintains automated test scripts using tools like Micro Focus, OpenText™ UFT, Selenium, TestComplete, or Postman.

Integrate automated tests into CI/CD pipelines.

Conduct performance, stress, and load testing to ensure the system can handle expected user traffic and data volumes.

Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards.

Collaborate with developers, business analysts, and project managers to clarify requirements and ensure quality.

Participate in Agile ceremonies like sprint planning, daily stand-ups, and retrospectives.

Maintain detailed documentation of test results, test coverage, and quality metrics.

Provide input for user manuals and release notes.

Ensure testing processes comply with industry standards and regulatory requirements.

General Skills

Experience in planning, organizing and implementing testing efforts at the specified experience level

Knowledge of structured methodologies for the development, design, implementation and maintenance of applications

Knowledge and experience in the use of Computer Aided Software Engineering (CASE) tools and data query tools to aid in the development of test cases

Knowledge and experience in the use of automated test tools and version control systems on one or more platforms

Experience executing functional tests, non-functional tests and systems level integration tests

Experience supporting user acceptance testing and participating in UAT activities

Experience with quality assurance principles, practices, tools and structured methodologies

Experience creating testing strategy documentation, test plans, test cases and test data for various types and phases of testing, including technical and business functional validation

Experience in quality assurance and testing, including unit testing, integration testing, load testing, performance testing, etc.

Knowledge and experience in all phases of the Systems Development Life Cycle

Excellent analytical, problem-solving and decision-making skills; organizational, creativity and perseverance skills; verbal and written communication skills; and interpersonal skills

A team player with a track record for meeting deadlines

Knowledge of one or more automated testing tools

Knowledge of system, integration, regression, and acceptance testing.

Familiarity with Agile, Scrum, and Waterfall methodologies.

Demonstrated ability to write clear, comprehensive test cases and execute them effectively.

Experience with tools like ALM, JIRA, Bugzilla, TestRail, Zephyr, etc.

Familiarity with tools like Selenium, Cypress, or Postman for API testing.

Understanding of scripting languages (e.g., Python, JavaScript, Bash) for automation or test data setup.

Demonstrated ability to write queries to validate data and perform backend testing.

Clear grasp of the software development and testing life cycles.

Experience conducting basic security testing and collaborating with security specialists for deeper penetration testing.

Experience developing and managing robust test data strategies, including generating realistic and sufficient test data, ensuring data privacy, and managing test data environments.

Validates data integrity, consistency, and accuracy across various system components and databases, performing data migration and transformation testing as needed.

Experience developing and executing performance test scripts using tools like JMeter or LoadRunner, and analyzing performance bottlenecks and system scalability.

Desirable Skills

Knowledge and experience in at least one programming language

Experience in the use of information retrieval packages

Knowledge and understanding of testing methods in an object-oriented environment

Knowledge and understanding of Information Management principles, concepts, policies and practices.

Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards

Experience planning and organizing testing efforts for both large and small systems

Experience coding automated test scripts to produce sets of automated test cases

Experience testing Commercial Off-the Shelf Applications (COTS)

Experience Requirements

Experience in quality assurance at the specified experience level

Experience in testing Commercial off the Shelf Software (COTS/SaaS solutions), preferably Oracle Siebel Public Sector

Knowledge and experience in the use of test tools and methodologies (Waterfall/Agile/Iterative)

Knowledge and experience in all phases of the Systems Development Life Cycle

Strong analytical, problem-solving, and decision-making skills

Product cycle (functional & non-functional) testing experience

Test case & Test Scenario design and review experience (from business requirements)

Test case development experience

Experience in defect tracking

Test scenarios (use-cases) design and review

Experience in writing manual/automated test scripts

Working knowledge of SharePoint, .NET Web, Web Services, HTML, JavaScript, Java, Perl and related scripting technologies for automation

Evaluation Criteria:

Manual Testing Skills/Experience – 60%

5+ years experience developing Test Cases/Scripts and Data Requirements, develop test scenarios, test cases for manual testing

5+ years experience develop test cases/scripts as well as test data, ensuring all of the Business requirements are met by creating a traceability matrix.

5+ years experience developing technical testing strategies / plans

5+ years experience testing non-functional requirements (e.g. fail-over, component response times, data integrity, security)

5+ years experience executing testing activities for a number of types of testing such as:

o Integration testing

o Regression testing

o Functional testing

o Accessibility testing

o Non-functional testing

Automation Testing Skills/Experiences-20%

2+ years of experience in developing and testing software applications using automated testing

Knowledge of test automation tools (e.g., Katalon, Selenium, Appium)

Knowledge of API testing tools like Postman, SoapUI, or equivalent

Familiarity with RESTful services and SOAP

Strong programming/scripting skills

Soft Skills – 15%

Experience with agile methodology

Strong analytical, problem-solving, and decision-making skills

Attention to detail and a commitment to delivering high-quality results.

Effective communication skills, both written and verbal

Experience reporting progress on deliverables to team, project leads and management, including proactively raising risks/issues with mitigations

Demonstrated experience working with clients and technical teams to ensure effective resolution of defects and management of change requests are complete

Experience with User Acceptance Testing and providing sprint reviews

Public Sector Experience – 5%

Experience in testing enterprise level systems and exposure to ministry QA processes and standards within OPS

Previous experience working in Government or Public Sector organizations.

Demonstrated knowledge of Public Sector applications, databases and systems while testing

Experience working in accordance with policies and procedures of the Ontario Public Service

Working knowledge of Accessibility for Ontarians with Disabilities Act (AODA)

Must Haves

5+ years experience developing Test Cases/Scripts and Data Requirements, develop test scenarios, test cases for manual testing
5+ years experience develop test cases/scripts as well as test data, ensuring all of the Business requirements are met by creating a traceability matrix.
2+ years of experience in developing and testing software applications using automated testing
Knowledge of test automation tools (e.g., Katalon, Selenium, Appium)
Experience with agile methodology
Strong analytical, problem-solving, and decision-making skills
Experience in testing enterprise level systems and exposure to ministry QA processes and standards within OPS
Previous experience working in Government or Public Sector organizations.

Supplier Comments

Req Closing Date/Time 2026-08-04, 11:00 p.m.

Max number of candidate submission – 1(one)

Candidate is required to come in office 5 days a week

Must haves:

?Provides advice on the testing strategy, test plans, the selection of testing tools, and the identification of resources required for testing.
Plans and organizes testing efforts for large systems in Graphical User Interface (GUI) and non-Graphical User Interface (GUI) environments, including the execution of systems integration tests, specialized tests, and user acceptance testing (e.g., stress tests).
The Quality Assurance Specialist is responsible for the development of test plans, test scripts and test cases and executing these against the various components. The tester will work with the testing lead and IT lead of each project as well as the project team members in the analysis, design, development, implementation and ongoing support of the required systems

Apply Now

Refine Your Search

java + python backend developer jobs in mississauga, on

Systems Testing/QA Specialist

Senior Full Stack Engineer, App Runtime

API Quality Analyst (Quality Engineering) Lead

Development Manager

Guidewire Automation Test Engineer

Staff Back End Engineer (Applications)

Staff Frontend Engineer

Staff Back End Engineer (Data Platform)

Senior Frontend Engineer

Staff Product Security Engineer, Reviews

Azure Cloud and AI Lead - 69858401

Lead Engineer – AIRI

Sr. Software Engineer, Backend

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