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Jr Developer Jobs in Mississauga, ON (NOW HIRING)

Seequent

Software Developer

Toronto, ON · Hybrid

Role A Software Developer, Subsurface Information Management is responsible for supporting the design, development, and release of software applications, components and high-performance platform ...

OceanMD

Software Developer

Toronto, ON · On-site

As our new Software Developer, you will build and enhance the health technology that helps physicians and patients connect more efficiently, with a particular focus on patient engagement and ...

Bentley Systems

Software Developer

Toronto, ON · Hybrid

Role A Software Developer, Subsurface Information Management is responsible for supporting the design, development, and release of software applications, components and high-performance platform ...

Bentley Systems

Software Developer

Toronto, ON · Hybrid

Role A Software Developer, Subsurface Information Management is responsible for supporting the design, development, and release of software applications, components and high-performance platform ...

Bank of Canada

Developer, Power Platform

Toronto, ON

Developer, Power Platform Take a central role The Bank of Canada has a vision to be a leading central bank-dynamic, engaged and trusted-committed to a better Canada. No other employer in the country ...

Sync.com

Software Developer

Toronto, ON · On-site

CA$97K - CA$100K/yr

About the Role We are seeking a versatile and results-oriented Software Developer with expertise in full stack development, cloud platforms, and SaaS product integration. The ideal candidate will ...

Scotiabank

Developer

Toronto, ON

Role As a Application / Database Engineer, the incumbent will work on the design, development, and support of robust database and data integration solutions supporting critical AML and compliance ...

Virtusa

Fullstack Developer

Toronto, ON

JD We are looking for Senior Angular Developer will be responsible for building and maintaining enterprisegrade web applications that deliver seamless user experiences while leveraging cloudnative ...

Financeit

Developer 2

Toronto, ON

Our Developers value continuous learning and development, enjoy cross-functional collaboration, and of course, hold the quality of their code to a high standard. Ideally, you have experience with our ...

Foresters Financial Services

Web Developer

Toronto, ON · Hybrid

CA$59K - CA$84K/yr

Career Opportunity Role Title Web Developer Purpose of role The Web Developer is responsible for the design, coding and unit testing of web components as per the project's requirement. This role will ...

Profound Medical Inc.

Software Developer

Mississauga, ON

CA$100K - CA$125K/yr

General Accountability The Software Developer is responsible for building and maintaining high-quality features, collaborating with the team to solve technical challenges, and ensuring code aligns ...

Profound Medical

Software Developer

Mississauga, ON · On-site

CA$100K - CA$125K/yr

General Accountability The Software Developer is responsible for building and maintaining high-quality features, collaborating with the team to solve technical challenges, and ensuring code aligns ...

Autodesk

MCP/AI Developer

Toronto, ON · On-site

CA$99K - CA$145K/yr

As an MCP/AI Developer you will build end-to-end features of that platform: MCP tools, agentic workflows, and the services behind them. You'll work hands-on across a modern, cloud-enabled web stack ...

Reactiv

Front-end Developer

Toronto, ON

About the Role We're looking for a Junior to Intermediate Frontend Developer to help build and improve the dashboard that Shopify merchants use to design and manage their apps. You'll ship real ...

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Showing results 21-40

All JobsJr Developer JobsJr Developer Jobs in Mississauga, ON

Jr Developer information

See Mississauga, ON salary details

$21.7K

$65.2K

$89K

How much do jr developer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for jr developer in Mississauga, ON is $65,167.00, according to ZipRecruiter salary data. Most workers in this role earn between $48,982.00 and $75,357.00 per year, depending on experience, location, and employer.

What is a jr developer?

Jr Developers, or Junior Developers, are entry-level professionals in the software development field. They typically have less experience than mid-level or senior developers and are responsible for writing, testing, and maintaining code under the guidance of more experienced team members. Jr Developers often work on smaller tasks, bug fixes, or simple features, and are expected to learn and grow their technical skills through mentorship and hands-on experience. Their role is essential for building a solid foundation in software development and contributing to the success of development projects.

What are the key skills and qualifications needed to thrive as a jr developer?

To thrive as a Jr Developer, you need a foundational understanding of programming languages (such as JavaScript, Python, or Java), basic software development principles, and often a relevant degree or coding bootcamp certification. Familiarity with version control systems like Git, IDEs, and workflow tools like Jira or Trello is typically required. Strong problem-solving skills, effective communication, and eagerness to learn help Jr Developers stand out in the workplace. These abilities are crucial for efficiently contributing to team projects, adapting to new technologies, and growing within a dynamic development environment.

What are some common challenges a jr developer might face when joining a new team, and how can they overcome them?

As a Jr Developer, one of the most common challenges is adapting to unfamiliar codebases and workflows. It can be daunting to understand existing projects and navigate team-specific tools and processes. To overcome this, Jr Developers should proactively seek help from team members, take thorough notes, and dedicate time to reviewing documentation and code. Embracing code reviews and asking questions will not only accelerate learning but also help build relationships within the team.

What is the difference between Jr Developer vs Junior Software Engineer?

AspectJr DeveloperJunior Software Engineer
Required CredentialsTypically an associate degree or coding bootcamp certificationUsually a bachelor's degree in computer science or related field
Work EnvironmentEntry-level, supervised tasks, learning-focusedSimilar entry-level environment, often with more complex project involvement
Employer & Industry UsageCommon in tech companies, startups, and IT departmentsUsed interchangeably in many companies, especially in software development teams
Search & Comparison IntentYes, often compared for entry-level rolesYes, often searched as a more formal or technical title

While both roles are entry-level software development positions, a Jr Developer often emphasizes basic coding tasks and learning, whereas a Junior Software Engineer may involve more structured engineering responsibilities. The titles are frequently used interchangeably, but understanding the specific job description can clarify expectations.

How hard is it to get a junior developer job?

Securing a junior developer position typically requires foundational programming skills, a portfolio of projects, and familiarity with relevant tools like Git and common programming languages. Entry-level roles are often competitive, but candidates with relevant internships, certifications, or coding bootcamp experience have better chances of being hired.

How to get hired as a junior developer?

To get hired as a junior developer, build a strong foundation in programming languages like JavaScript, Python, or Java, and create a portfolio of projects to demonstrate your skills. Gaining experience through internships, coding bootcamps, or contributing to open-source projects can improve your chances, along with obtaining relevant certifications and preparing for technical interviews.

What are popular job titles related to Jr Developer jobs in Mississauga, ON?

For Jr Developer jobs in Mississauga, ON, the most frequently searched job titles are:

What cities near Mississauga, ON are hiring for Jr Developer jobs?

Cities near Mississauga, ON with the most Jr Developer job openings:

Jr Developer jobs near you
Infographic showing various Jr Developer job openings in Mississauga, ON as of August 2026, with employment types broken down into 80% Full Time, 6% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $65,167 per year, or $31.3 per hour.

Software Developer

Seequent

Toronto, ON • Hybrid

Full-time

Re-posted 13 days ago

Job description

Role

A Software Developer, Subsurface Information Management is responsible for supporting the design, development, and release of software applications, components and high-performance platform services and APIs that enable advanced analytics, data science, business intelligence, and AI workflows for geoscience data. This position has an expectation of an individual who already possesses relevant industry experience in software development, offering hands-on experience with industry-standard tools, practices, and collaborative development processes. A Software Developer will work under the general direction of the Manager, Software Engineering with the expectation to work independently, following clear guidance and established processes. 

Duties and responsibilities 


Software Design 

  • Create and document detailed designs for software applications or components.
  • Apply agreed modelling techniques, standards, patterns, and tools.
  • Contribute to the design of components of larger software systems, ensuring alignment with overall design requirements, including security.
  • Accountable to validate and review own work.
  • Perform peer review and validation as required. 

Software Development  

  • Design, code, verify, test, document, amend, and refactor programs/scripts.
  • Apply agreed standards, tools, and basic security practices to achieve a well-engineered result.
  • Accountable to validate and review own work.
  • Perform peer review and validation as required. 

Release Management 

  • Assist with release management tasks.
  • Support the collection of data and information for release planning and scheduling.
  • Assist in the preparation of release materials and resources. Help document and maintain records of release activities.
  • Participate in testing and quality assurance tasks and issue resolution..

Qualifications 

  • Bachelor's degree in computer science, engineering, or equivalent.
  • 3+ years working in relevant Software Development positions. 

In addition, the position requires the following attributes: 

  • Familiarity with CI/CD Pipelines and DevOps practices
  • Experience with enterprise-scale data solutions
  • Experience with relational and/or no-SQL data storage mechanisms
  • Proficiency in SQL, Python and JSON preferable
  • Experience with cloud platforms (i.e. Azure, AWS, GCP)
  • Familiarity with containerization (i.e. Docker, Kubernetes)
  • Be able to work under general direction, use discretion, seek guidance in unexpected situations, and plan work within short time horizons.
  • Ability to work independently and apply sound judgment to seek guidance for situations that deviate from general practices or processes.
  • Ability to interact with immediate colleagues, customers, suppliers, and partners, and have awareness of the need to collaborate with the team and represent users' and customers' needs.
  • Be able to perform various work activities in different environments, contribute to routine issue resolution, and apply creative thinking or suggest new approaches to tasks.
  • Demonstrate effective communication skills, understand and use appropriate methods and tools, demonstrate an organized approach to work, have sufficient digital skills, identify development opportunities, and adhere to organizational standards for security, privacy, and ethics.
  • Demonstrate basic domain knowledge, apply essential generic knowledge, and effectively absorb and apply new information when presented systematically. 

Working conditions 

This is a hybrid position, and you are required to be in the Seequent Toronto office two days a week. 
Seequent is a global company, and flexibility in working hours may be required to accommodate work across different time zones. 

Tier 3, after hours support may be required on occasion. 
Direct Reports 
There are no direct reports to this position. 

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