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Junior Software Development Jobs in Ontario (NOW HIRING)

Mentor junior software developers * Author software source code: * Contribute to software requirements, and tests. * Contribute to software development and integration within an agile methodology.

The Role Scotiabank is looking for a motivated and enthusiastic Junior Full Stack Developer (Level ... Exposure to backend development using Node.js * Basic understanding of REST APIs and client-server ...

Software Developer (Junior)

Kanata, ON · On-site +1

CA$85K - CA$105K/yr

About the Role This position is for a Junior Software Developer to join our API & Applications team ... Contribute to AI workflow development to accelerate the team * Collaborate actively ...

Help document software features and perform reviews with team members * Participate in code reviews ... Upskilling through online courses, cross-functional development opportunities, and tuition ...

Junior Pentester

Ottawa, ON · On-site +1

CA$70K - CA$95K/yr

We help software development teams get ahead of hackers using a suite of services and products. Our pentesting team is looking for a junior pentester to join us and help secure a few hundred more ...

\n \n \n \n \n A unique and market leading company focused on Agri Tech is searching for 2x Junior or Mid\-Level Software Developers to join their along with there growing development team on a 12 ...

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Junior Software Development information

See Ontario salary details

$22K

$85K

$159.5K

How much do junior software development jobs pay per year?

As of Aug 10, 2026, the average yearly pay for junior software development in Ontario is $84,955.00, according to ZipRecruiter salary data. Most workers in this role earn between $59,000.00 and $102,000.00 per year, depending on experience, location, and employer.

What are some typical challenges faced by junior software developers in their first year, and how can they overcome them?

Junior software developers commonly encounter challenges such as adapting to new codebases, understanding team workflows, and managing task priorities. It can be overwhelming to navigate complex projects or unfamiliar tools, but seeking guidance from senior team members and actively participating in code reviews can help. Proactively asking questions, utilizing company documentation, and setting aside time for continuous learning are effective strategies to overcome these hurdles. Embracing a growth mindset and viewing mistakes as learning opportunities will also contribute to a smoother transition into the role.

What are the key skills and qualifications needed to thrive as a junior software developer, and why are they important?

To thrive as a Junior Software Developer, you need a solid understanding of programming fundamentals, problem-solving abilities, and a relevant degree or coding bootcamp experience. Familiarity with languages such as Java, Python, or JavaScript, and version control systems like Git, is typically required. Strong communication, teamwork, and a willingness to learn are crucial soft skills for growth in this role. These skills and qualities are essential for delivering effective software solutions, collaborating with team members, and adapting to evolving technologies.

What is a junior software developer?

A Junior Software Developer is an entry-level professional who assists in designing, coding, testing, and maintaining software applications under the supervision of more experienced developers. They typically work as part of a development team, learning best practices and gaining experience with various programming languages and tools. Junior developers are responsible for writing basic code, fixing bugs, and participating in code reviews while building their technical skills and knowledge of software development processes.

What is the difference between Junior Software Development vs Junior Web Developer?

AspectJunior Software DevelopmentJunior Web Developer
Required SkillsProgramming languages, software design, debuggingHTML, CSS, JavaScript, basic backend knowledge
Work EnvironmentSoftware companies, tech startups, IT departmentsWeb agencies, tech companies, freelance projects
CertificationsComputer Science degree, coding bootcampsWeb development courses, certifications like HTML, CSS
Common UsageDeveloping software applications, systemsBuilding websites, web applications

Junior Software Development and Junior Web Developer roles share foundational programming skills and often require similar certifications. However, Junior Software Developers typically work on broader software projects across various platforms, while Junior Web Developers focus specifically on website and web application development. Both roles are common entry points in the tech industry, with overlapping skills but different specialization areas.

What are the most commonly searched types of Software Development jobs in Ontario? The most popular types of Software Development jobs in Ontario are:
What cities in Ontario are hiring for Junior Software Development jobs? Cities in Ontario with the most Junior Software Development job openings:
Infographic showing various Junior Software Development job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 22% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $84,955 per year, or $40.8 per hour.

Junior Software Developer

ADGA Group Consultants Inc

Ottawa, ON

Full-time, Part-time

Medical, Dental

Posted 4 days ago


Job description

Company Description

ADGA Group is a Canadian-owned defence and security company that provides integrated, mission-critical technical solutions to Government and industry, specializing in C5ISRT, simulation and training, cyber and infrastructure security, and program delivery. With nearly 60 years of experience, ADGA supports federal clients and Canada’s intelligence and enforcement agencies through embedded teams, advisory services, and full project execution, applying deep operational expertise and innovation to strengthen national safety, resilience, and sovereignty. Guided by a strong social mandate, the company creates meaningful employment for veterans of the CAF and RCMP and other professionals committed to public service, while fostering a safe, inclusive, and agile workplace that supports career development, professional growth, and impactful work across Canada. 

Job Description

REF: 001

At ADGA, our teams support Government and industry partners on projects that protect critical systems and strengthen operational readiness. We are seeking a Junior Software Developer who is eager to learn, grow their technical skills, and contribute to meaningful client projects within secure environments. 

In this role, you will work alongside experienced team members, support the delivery of mission-critical solutions, and have an opportunity to contribute across a variety of projects and initiatives. 

This posting is for an anticipated position expected to commence in October. To accommodate the required security clearance process, we are accepting applications in advance. 

Key Responsibilities:

  • The study of existing PL SQL Code and write PL SQL code to meet requirements of change specifications;
  • The creation, design and debug of C++ and/or PL SQL and/or C# and/or Java Script and/or JSON code to ensure technical performance. 
  • The analysis of the problems outlined by team seniors in terms of such factors as style and extent of information to be transferred to and from storage units, variety of items to be processed, extent of sorting, and format of final printed results; and
  • Any other Junior Software Developer related tasks requested by the Technical Authority (TA) to support operations.
Qualifications
  • Diploma or Degree from an accredited University or College in Computer Science or Information Management, Information Technology, Software Engineering, Computer Science or Computer Programming
  • 1+ year of recent experience developing and testing software applications 
  • Minimum of 6 months of demonstrated combined experience within the past 3 years in:
    • C++ using MS Visual Studio for application development OR SQL for applications development OR Web application design
  • Minimum of 6 months of demonstrated experience developing software within an Agile environment
  • Experience as a software developer working for a large organization supporting HRMS application development and testing will be considered a strong asset

Additional Information
  • Must currently hold or be eligible to obtain and maintain a Canadian Federal Government Reliability Status and a VCR clearance. 
    • If you do not currently hold the required security clearance ADGA can initiate the clearance process on your behalf; however, you will not be eligible for hire until the clearance has been successfully obtained.  
  • This role is full-time on site in Ottawa

If you require accommodations during any stage of the application or interview process, please let us know. We are happy to work with you to meet your needs.

*Our recruitment systems include artificial intelligence–enabled tools; however, AI is not used to screen, evaluate, or make decisions about applicants for this role.

*Unless otherwise stated, all job postings reflect a current vacancy at the time of publication.

Work-Life Balance  

We strongly support a healthy and productive work-life balance. This starts with a flexible approach to work, and policies designed to support employees through their day-to-day routines and major life events. For example, we offer a Maternity/Parental Top-Up (up to 52 weeks) and a Reservist Leave Top-Up (up to 180 days). 

Belong@ADGA  

ADGA continuously strives to integrate advanced Diversity, Equity & Inclusion (DEI) approaches and practices into our work culture. Our employee-based DEI Committee explores activities and invites discussions that foster an environment where all employees feel valued, respected, and heard.

Compensation  

Above and beyond our commitment to offer a competitive base salary, ADGA has a company-wide profit-sharing plan for all full-time and part-time employees.

Comprehensive Benefits and Total Rewards  

We offer a comprehensive benefit program, providing employees with the choice between base or enhanced plans. Depending on the plan, ADGA pays for Health & Dental, a Health Spending Account, Short-Term Disability, an Employee Assistance Program, and a Telemedicine service. Also offered: discounts on gym memberships, 5,000+ perks through Perkoplis, a Deferred Profit Sharing Plan, and access to a wide range of other employee-centric services and savings programs.