Software developer jobs in Mississauga, ON and nearby

Software developer jobs within 25 km of Mississauga, ON, Canada. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Counted Nov 5, 2026

Hiring at a glance

View jobs

Open jobs: 748
Employers: 194

Advertised starting pay

Average starting payCAD / hour: $67.58Across 40 listings
Average starting payCAD / year: $92,570Across 40 listings

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote: 0%0 listings
Hybrid: 32%240 listings
On-site: 68%507 listings

Not specified: <1% (1 listing)

Employers hiring include S M Software Solutions Inc (239), Intuit (20), Lotus IT Solutions (19).

Sources & calculation notes

These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count

Software developer jobs in Mississauga, ON and nearby

Within 25 km

Email me new jobs Save this search

Added 9 days ago
MI
Senior Full Stack Software Developer (.NET)
Maarut Inc
Toronto, ON
- Contract
The Senior Software Developer will support the Drug Formulary and Genomics team. Drug Formulary is a cancer drug and regimen resource for patients and healthcare professionals. It provides…
Added 9 days ago
SM
RQ11736 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Front End with extensive experience designing, developing, testing, deploying, and maintaining large-scale, multi-client, Internet-ready web…
Added 9 days ago
SM
RQ11557 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Front-End Software Developer with extensive experience in web application development, GIS mapping customization, and front-end technologies. The ideal candidate…
Added 9 days ago
SM
RQ11557 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Front-End Software Developer with extensive experience in web application development, GIS mapping customization, and front-end technologies. The ideal candidate…
Added 9 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Software Developer
Added 9 days ago
SM
RQ11557 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Front-End Software Developer with extensive experience in web application development, GIS mapping customization, and front-end technologies. The ideal candidate…
Added 9 days ago
SM
RQ00795 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer with strong experience in Microsoft Visual Studio (.NET) MVC, SQL Server, Microsoft Azure, Python, Django, AWS, Celery, GraphQL, and REST APIs.…
Added 9 days ago
SM
RQ00795 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer with strong experience in Microsoft Visual Studio (.NET) MVC, SQL Server, Microsoft Azure, Python, Django, AWS, Celery, GraphQL, and REST APIs.…
Added 9 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Software Developer
Added 9 days ago
SM
RQ00795 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer with strong experience in Microsoft Visual Studio (.NET) MVC, SQL Server, Microsoft Azure, Python, Django, AWS, Celery, GraphQL, and REST APIs.…
Added 9 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 9 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 9 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 9 days ago
SM
RQ11736 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Front End with extensive experience designing, developing, testing, deploying, and maintaining large-scale, multi-client, Internet-ready web…
Added 9 days ago
SM
RQ11736 – Software Developer – Front End – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Front End with extensive experience designing, developing, testing, deploying, and maintaining large-scale, multi-client, Internet-ready web…
Added 9 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 9 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 9 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 9 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 9 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 9 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 10 days ago
2I
Senior Software Developer - Full Stack
2iSolutions Inc.
Toronto, ON
- Contract
Our Toronto-based client is hiring a Senior Full Stack Software Developer for an 11-month onsite contract.
Added 10 days ago
TC
Senior Application Developer
Tata Consultancy Services
Toronto, ON
- $90,000 to $100,000 CAD / year
- Full-time
Added 10 days ago
BR
Senior Software Developer – ETL / Data Migration
BITS Recruiting
Toronto, ON
- $90 to $96 CAD / hour
- Contract
We are seeking a Senior Software Developer specializing in ETL and data migration to support a digital transformation initiative for a public-sector client. The successful candidate will…
Added 10 days ago
S
Software Developer Intern - Server (May 2027 - 12 Months)
SOTI
Mississauga, ON
- Full-time
As an intern at SOTI you will be involved in the design/development/support of new or existing software applications. These applications range from cloud-based solutions, mobile apps for…

S M Software Solutions Inc

RQ10575 – Software Developer – ETL – Senior

Toronto, ON, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Apply by: Nov 25, 2026
Experience: 7+ years of experience developing and documenting ETL processes for data conversion and migration projects.
Posting language: English
Posted: Oct 26, 2026

Original job description

Client: Ministry of Public and Business Service Delivery and Procurement – RQ10575

We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation initiatives. The ideal candidate will have strong expertise in migrating data and document attachments from legacy applications to modernized solutions, developing complex SQL queries, performing data profiling and validation, and working with ETL tools such as Azure Data Factory and Informatica. The successful candidate will oversee end-to-end data migration activities, including extraction, cleansing, transformation, loading, testing, reconciliation, documentation, and post-migration support, while ensuring data integrity, accuracy, scalability, and compliance with information management principles.

Role Snapshot

Job Title: RQ10575 – Software Developer – ETL – Senior
Client: Ministry of Public and Business Service Delivery and Procurement
Work Location: 21 College Street, Toronto, Ontario, Canada
Work Arrangement: Onsite – 5 Days per Week
Estimated Start Date: December 3, 2026
Estimated End Date: October 5, 2027
Business Days: 250.00
Extension: 80.00
Hours: 7.25 hours per day
Working Schedule: Monday to Friday, between 8:00 AM and 5:00 PM, excluding breaks
Security Level: CRJMC

Must Have

7+ years of experience developing and documenting ETL processes for data conversion and migration projects.
Extensive experience with:
- Data migration and migration planning for digital transformation initiatives.
- Migrating data from legacy applications to modernized solutions using ETL methodologies.
- Relational databases such as Oracle, MS SQL Server, and Azure SQL Database.
- Complex SQL development, data analysis, data validation, and technical problem resolution.
Experience with:
- Migrating document attachments from legacy systems to modernized solutions.
- Cloud database technologies, such as Azure SQL.
- ETL tools such as Azure Data Factory, Informatica, or similar technologies.
- Developing ETL and data migration documentation, including ETL mappings, data dictionaries, business cases, data migration strategies, and plans.
Extensive experience in data migration and migration planning for digital transformation initiatives, including migrating data from legacy applications to modernized solutions using ETL methodologies.
Extensive experience with various database structures and RDBMS technologies, including Oracle, MS SQL Server, and Azure SQL Database, as well as writing complex SQL queries, conducting data analysis and validation, and solving complex technical problems.
Experience migrating document attachments from legacy solutions to new modernized solutions.
Experience working with cloud database technologies, such as Azure SQL.
Experience working with ETL tools such as Azure Data Factory, Informatica, and similar technologies.
Experience developing documentation such as ETL mappings, data dictionaries, business cases, data migration strategies, and plans.
Knowledge and understanding of Information Management principles, concepts, policies, and practices.
Excellent understanding of master data and transactional data concepts and their interdependencies.

Description

Scope

A Senior Software Developer – ETL is required to provide best-practice migration solutions and oversee all aspects of data and file migration from a legacy application to a new solution.

Assignment Deliverables

Provide best-practice migration solutions and oversee all aspects of data and file migration from a legacy application to a new solution.
Establish a strong working relationship with clients, interact effectively at all levels, and analyse legacy data and files stored in a variety of data sources and formats.
Analyse and complete data profiling and recommend any pre-migration data-cleansing activities.
Complete the data migration strategy and data mapping, define interfaces, perform mock conversions, define enhancements, and perform actual conversions.
Translate technical systems specifications into working, tested applications. This includes developing detailed programming specifications, writing and/or generating code, compiling data-driven programs, maintaining programs, and conducting unit tests.
Resolve and troubleshoot technical problems that arise during the use and operation of software packages, including providing technical assistance with implementation, conversion, and migrations.
Work with file imports from heterogeneous platforms and coordinate data file migration.
Define the testing strategy, plan and conduct testing, and ensure data integrity and data comparisons.
Perform post-migration audits and data reconciliation.
Generate data migration exception reports and perform data cleansing as required.
Provide pre- and post-effective-conversion support to business clients.

Desired Skills And Experience

Full life-cycle data conversion experience with enterprise systems, including deployment experience.
Experience working with all stages of data migration activities, including data profiling, data mapping, developing data migration solutions, data validation, and auditing.
Proficiency in query languages such as SQL and PL-SQL.
Familiarity with and ability to construct complex query statements.
Knowledge of various database structures and RDBMS technologies, such as Oracle DB, MS SQL Server, and Azure SQL Database, and the ability to write complex SQL queries.
Knowledge and understanding of mainframe data formats, data types, segments, and non-relational data structures.
Experience ensuring that data migration solutions are scalable.
Strong data analysis, investigative, and logical reasoning skills, with high attention to detail.
Experience migrating file attachments from legacy applications to new solutions.
Experience with data conversion scripts and ETL tools such as Informatica and Azure Data Factory.
Experience overseeing and completing all tasks involved in the conversion process, including data extraction, cleansing, transformation, and loading.
Experience liaising with teams to understand to-be migration requirements.
Ability to establish strong working relationships with all groups, interact effectively with all levels of client personnel, and provide conversion support.
Experience completing mapping, interfaces, conversion work, and documentation, and verifying the completeness and accuracy of converted data.
Experience delivering required system changes and/or working with the development team or a dedicated conversion team to specify load programs.
Experience providing support throughout the cutover process.
A team player with a track record of meeting deadlines, managing competing priorities, and maintaining client relationships.
Strong communication, facilitation, negotiation, consensus-building, and problem-solving skills.

Experience And Skill Set Requirements

Criteria 1: Data Knowledge Expertise Skills - 35 Points

The candidate must demonstrate strong knowledge and expertise in data management, data conversion, migration planning, and related data concepts, including:

Extensive experience in data migration and migration planning for digital transformation initiatives.
Experience developing and documenting ETL processes for data conversion and migration projects.
Understanding of information management principles, concepts, policies, and practices.
Excellent understanding of master data and transactional data concepts and their interdependencies.
Experience with data profiling, data mapping, data validation, data cleansing, data reconciliation, and post-migration auditing.
Knowledge of data migration strategies, plans, documentation, and best practices for legacy-to-modernized-system migration.
Experience migrating data and document attachments from legacy applications to modernized solutions.
Strong analytical and investigative skills to assess data quality, identify migration issues, and recommend appropriate solutions.

Criteria 2: Technical Skills - 35 Points

Experience with industry-leading ETL tools such as Informatica, Azure Data Factory, and cloud technologies.
Proficiency in query languages such as Oracle SQL, PL-SQL, SQL Server, and related technologies.
Exceptional knowledge of relationships between tables and the ability to construct complex query statements using multiple data sources.
Knowledge of various database structures and RDBMS technologies, including Oracle, MS SQL Server, and Azure SQL Database, and the ability to write complex SQL queries.
Knowledge and understanding of mainframe data formats, data types, segments, and non-relational data structures.
Strong data analysis, investigative, and logical reasoning skills, with high attention to detail and the ability to troubleshoot and resolve complex technical problems.
Experience with data conversion scripts and tools.
Experience with file migration from different file storage platforms, such as Azure BLOB, Azure File Share, SharePoint, and Oracle BLOBs.
Experience completing mapping, interfaces, conversion work, data exclusion and inclusion, documentation, and verification of the completeness and accuracy of converted data, including data dictionary development and updates.
Experience delivering required system changes and/or working with the development team or a dedicated conversion team to specify load programs.

Criteria 3: Communication Skills - 25 Points

Strong communication, facilitation, negotiation, consensus-building, and problem-solving skills.
Ability to provide periodic status reports and present data migration strategies and approaches to executives and other stakeholders.
Ability to establish and maintain effective working relationships with clients, technical teams, business groups, and stakeholders at all levels.
Ability to communicate technical migration requirements, issues, solutions, and progress clearly and effectively.

Criteria 4: Public Sector Experience - 5 Points

Previous experience working in government or public sector organizations.

How to Apply

If you are interested and your profile matches the requirements, kindly send the following mandatory documents to hrsmss@smsoftconsulting.com by Tuesday, October 27, 2026, at 1:30 PM EST.

Mandatory Documents

Updated Resume in Word format (Mandatory)
References (Mandatory)
Expected Hourly Rate (Mandatory)
Visa Status (Mandatory)
LinkedIn ID (Mandatory)

Without the mandatory documents, we cannot submit a candidate.

WhatsApp Group

For daily job updates, you can also join our WhatsApp group using the link below:

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Additional Information

This position is currently listed as Onsite. The resource is expected to work 7.25 hours per calendar day, sometime between 8:00 AM and 5:00 PM, excluding breaks, Monday to Friday inclusive, unless otherwise identified.

Contract Duration and Extension

The VOR Master Service Agreement expires on April 5, 2027, and includes a six (6)-month survival clause, allowing the Statement of Work (SOW) to continue, if operationally required, until October 5, 2027.

Extension(s) are permitted only using unused days and/or funds remaining on the contract. No additional funds will be added beyond the maximum contract value and any extension options included in the original SOW.

JTS may exercise its option(s) to extend the SOW beyond April 5, 2027, in accordance with the survival clause.

Start Date

The start date is subject to change based on security clearance requirements and contract signing timelines.

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You have received this message either as a result of contacting our company to express interest in employment or as a result of posting your resume in a location that can be accessed by recruiters or HR specialists, which suggests an interest in being contacted about employment opportunities.

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More about this job

Responsibilities

Oversee end-to-end migration of data and files from legacy applications to modernized solutions, including profiling, cleansing, mapping, extraction, transformation, loading, testing, reconciliation, and post-migration support. Develop and document migration strategies and ETL solutions, troubleshoot technical issues, and coordinate with clients, business groups, and technical teams to ensure accurate, scalable conversions.

Requirements

Requires at least seven years of experience developing and documenting ETL processes for data conversion and migration, with expertise in SQL/PL-SQL, Oracle, Microsoft SQL Server, Azure SQL, and tools such as Azure Data Factory or Informatica. Candidates should also have experience migrating document attachments, applying information management principles, producing migration documentation, and communicating effectively with stakeholders; public-sector experience is an asset.

Skills

ETL Development
Data Migration
Data Conversion
Data Profiling
Data Mapping
Data Validation
Data Cleansing
Data Reconciliation
SQL
PL/SQL
Oracle
Microsoft SQL Server
Azure SQL Database
Azure Data Factory
Informatica
Document Attachment Migration

Visa sponsorship

Not detected in the job text

Keywords

ETL
Data Migration
Data Conversion
Digital Transformation
Azure Data Factory
Informatica
Oracle
Microsoft SQL Server
Azure SQL Database
SQL
PL/SQL
Data Profiling
Data Mapping
Data Validation
Data Cleansing
Data Reconciliation
Document Attachment Migration
Azure Blob Storage
Azure File Share
SharePoint
Oracle BLOBs
Mainframe Data Formats
Information Management
Master Data
Transactional Data
Data Dictionaries
Migration Planning
Post-Migration Auditing
Public Sector

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