Posted 19 days ago
Junior Software Engineer, Full Stack
@ Ontario Power Generation
Oshawa, Ontario
Overview
Ontario Power Generation is hiring a Junior Software Engineer, Full Stack on a 36-month temporary basis in Oshawa, Ontario. The role independently designs, develops, tests and maintains applications using .NET, ASP.NET Core, SQL and Microsoft Azure, and takes part in architecture and code review. The posting states a day shift, about 10% travel, and a salary range of $1,664.34 to $2,663.56.
Responsibilities:
- Develop, test and maintain .NET and ASP.NET Core applications
- Review code and mentor junior developers
- Resolve software defects and ensure system reliability
- Integrate security and compliance practices into development
- Document features, architecture and technical decisions
Requirements summary:
- 4-year degree in computer science, software engineering or related field
- Over 2 years as a full-stack developer
- Strong C#, .NET, ASP.NET Core and SQL skills
- Front-end experience with Angular, React or jQuery
- Experience with Azure, Docker and Kubernetes preferred
- Agile team experience
Tools & skills
Source and dates
Employer career site / ATS feed · successfactors
- Employer posting date
- 2026-10-18
- First seen by our source
- 2026-10-19
- Source record updated
- 2026-10-19
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Entry level |
| Department | Software development |
| Experience | 2+ years |
| Schedule | day |
| Travel | ground: minimal |
| Work setting | Office |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
| Encouraged to apply | Indigenous peoples, Racialized people, People with disabilities, Women |
| Education | Bachelor’s degree (required) |
| Fields of study | Computer Science, Software Engineering |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Ontario Power Generation
Saved company profile
Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.
Powering Ontario's future.
Full company description
At Ontario Power Generation (OPG), our power is changing the world as we strive to electrify life in one generation. As the province’s largest clean power generator, OPG operates one of North America’s most diverse generating fleets. We are now advancing several clean energy innovations, including Small Modular Reactors, low-carbon hydrogen, and energy storage, to help set Ontario and the world on the path to an electrified future, where more aspects of life – from cars to homes and industries – are powered by clean electricity. As part of this vision, we’re also focused on becoming a net-zero company by 2040 and enabling a net-zero economy by 2050. We have already made major strides to a sustainable future. In 2014, OPG burned its last piece of coal to make electricity, which represented one of the world’s single-largest climate change-specific actions. Today, through the dedication of more than 9,500 employees, OPG generates almost half of the electricity that Ontario’s homes, schools, hospitals, and businesses rely on each day. We are committed to ensuring our energy production is reliable, safe, and environmentally sustainable for Ontarians today and for the future. In Ontario, our diverse fleet includes two nuclear stations, 66 hydroelectric stations, two thermal generating stations, one solar facility, and four combined-cycle gas generating stations, which are operated by our subsidiary, Atura Power. Additionally, we own two other nuclear generating stations in Ontario, which are leased on a long-term basis to Bruce Power L.P. In the United States, OPG owns and operates 85 hydroelectric stations in 18 states through our subsidiary, Eagle Creek Renewable Energy. Some of the actions OPG is taking now to prepare for our electric future include the ongoing refurbishment and upgrades of our hydro fleet, refurbishment of our Darlington Nuclear Generating Station, which will secure 30 more years of clean, reliable, low-cost power.
- LinkedIn followers
- 181,510
- People associated on LinkedIn
- 9,554
- Reported office locations
- 700 University Avenue, Toronto, ON M5G 1X6, CA
- 800 Kipling Avenue, Toronto, Ontario M8Z 5S4, CA
- 777 Brock Rd, Pickering, Ontario L1W 1Z8, CA
- 889 Brock Rd, Pickering, Ontario L1W 3X3, CA
- Other recorded names
- Ontario Power Generation
- Specialties
- hydro-electric power
- renewable energy sources
- nuclear power
- worker safety
- thermal power
- and water safety
- Profile identifies a recruitment agency
- No
At Ontario Power Generation (OPG), our power is changing the world as we strive to electrify life in one generation. As the province’s largest clean power generator, OPG operates one of North America’s most diverse generating fleets. We are now advancing several clean energy innovations, including Small Modular Reactors, low-carbon hydrogen, and energy storage, to help set Ontario and the world on the path to an…
| Field | Value |
|---|---|
| Industry | Utilities |
| Company size | 5,001-10,000 employees |
| Headquarters | Toronto, ON |
| Organization type | Government Agency |
| Year founded | 1999 |
| Specialties | hydro-electric powerrenewable energy sourcesnuclear powerworker safetythermal powerand water safety |
| Open jobs on Jobsy | 26 |
| View page |
Posting End Date: 02/11/2026
Status: Temporary 36.00 months.
Number of Openings: 1
Education Level: 4-Year university education in Computer Science, Software Engineering, or a related field.
Base Location: 1908 Colonel Sam Drive, Oshawa, Ontario L1H 8W8
Shift: Days
Travel Required: 10%
Salary Range: $1,664.34 - $2,663.56
Electrify your career and help build a brighter tomorrow.
Every generation has a challenge that defines them. At OPG, we are calling on all innovators, disruptors, thought leaders and change-makers. Join us as we work to electrify life in one generation and build a sustainable future powered by our electricity, our ideas, and our people. Join OPG and make history.
Whether you work in the skilled trades or are a business professional, a career at OPG is an opportunity to electrify your life on -- and off -- the job.
Ontario Power Generation (OPG) is looking for a dynamic, strategic and results-driven professional to join our team in the role of Junior Software Engineer, Full Stack.
Job Overview
Reporting to the Manager IT Product Delivery, this position is responsible to independently design, develop, test, and maintain high-quality software applications using technologies such as .NET, ASP.NET Core, SQL, and Microsoft Azure. Ensure solutions align with business objectives by actively participating in architectural discussions, integrating security and compliance best practices, and optimizing for performance, scalability, and long-term maintainability.
Key Accountabilities
- Accountable for independently developing, testing, and maintaining software applications that meet user needs and align with business objectives, using technologies such as .NET, ASP.NET Core, and SQL.
- Accountable for contributing to and making informed decisions in architectural design discussions to ensure system robustness, scalability, and long-term maintainability.
- Accountable for proactively identifying, troubleshooting, and resolving software defects to ensure system reliability and user satisfaction.
- Accountable for conducting code reviews, providing constructive feedback, and mentoring junior developers to uphold high code quality standards and foster continuous team improvement.
- Accountable for integrating security best practices and compliance with industry standards and data protection regulations into all stages of the software development lifecycle.
- Accountable for effectively collaborating with stakeholders across departments to gather requirements, align on project goals, and deliver solutions that address cross-functional needs.
- Accountable for creating and maintaining comprehensive documentation of features, technical decisions, and system architecture to support knowledge retention and facilitate onboarding.
- Accountable for implementing performance optimization techniques, evaluating emerging technologies, and recommending tools and practices that drive innovation and enhance the efficiency and competitiveness of software solutions.
Qualifications
- 4-Year university education in Computer Science, Software Engineering, or a related field.
- Over 2 years experience as a Full-Stack Software Developer.
- Demonstrated experience in designing, developing, testing, and maintaining software applications in a professional environment.
- Strong proficiency in multiple programming languages and frameworks, including C#, .NET, ASP.NET Core, ASP.NET MVC, SQL, JavaScript, HTML5, and front-end technologies such as Angular, React, or JQuery.
- Demonstrates a clear understanding of GitOps (code management, peer reviews and CI/CD) and the use of AI technologies in software development.
- Hands-on experience with cloud platforms (preferably Microsoft Azure), APIs, databases, and containerization/orchestration tools such as Docker and Kubernetes.
- Proven ability to work effectively within Agile software development environments, collaborating with cross-functional teams and adapting to evolving priorities.
- Solid understanding of software design patterns, architectural best practices, and performance optimization techniques to ensure scalable and maintainable solutions.
- Effective verbal and written communication skills, with the ability to collaborate across departments, mentor team members, and contribute to documentation and knowledge sharing.
The successful candidate will exhibit uncompromising integrity and commitment to upholding corporate values, and the OPG Code of Business Conduct.
OPG is committed to fostering an inclusive, equitable, and accessible environment. If you require accommodation during the selection process, please contact [email protected].
What makes a career at OPG different?
With operations across Ontario, OPG is one of the most diverse power producers in North America. As the largest generator in Ontario, we meet approximately 50% of the province’s electricity needs, largely from low-carbon sources like nuclear and hydro.
As we work to achieve our vision of Electrifying life in one generation, OPG and our family of companies are also helping advance the development of new low-carbon technologies such as Small Modular Reactors (SMRs), refurbishment projects, and electrification initiatives to help power the growing demands of a growing economy. Join OPG and make history.
The Darlington New Nuclear Project is leading the way in the advancement of Small Modular Reactor (SMR) technology in Canada – the future of nuclear power generation! Using new and innovative technologies such as small modular reactors, hydrogen and battery storage, while expanding our hydroelectric and nuclear portfolios, we are changing the electricity landscape in Ontario.
Important Information
The base salary range considers many factors including, but not limited to experience, education, and training, including any collective agreement requirements for union represented positions. It is not typical for the salary to be offered near the top of the range, and salary is dependent on numerous factors. For management roles, the base salary range does not represent the total compensation package. The total compensation package for regular full-time management roles includes pay-for-performance programs for annual and medium time periods. Maintaining a high-performance culture and excellence is a core expectation of every member of our leadership team and is rewarded through the established compensation framework.
OPG is committed to employment equity. As such, we encourage applicants from equity-seeking communities (Indigenous Peoples, racialized persons, persons with disabilities, and women). We strongly believe that alleviating the under-representation of equity-seeking individuals will create a stronger OPG team and allow us to better serve the needs of our diverse communities.
In order to fulfill the above-mentioned purpose, priority in hiring may be given to qualified persons who self-identify as a member of equity-seeking groups as identified in the application process. This initiative constitutes a special program under the Human Rights Code/Canadian Human Rights Act.
All job postings at OPG are to fill existing vacancies within our organization.
OPG may use artificial intelligence (AI) tools as part of the applicant screening process. However, applications will also be reviewed by a member of our Recruitment team to ensure a fair and thorough assessment.
Please submit your application online at https://jobs.opg.com/. OPG thanks all those who apply; however, only candidates considered for an interview will be contacted.
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