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Senior Programmer Jobs in Ontario (NOW HIRING)

The responsibilities for the rewarding position of CNC Programmer at Ben Machine Products will include the following: * Create CNC programs for 3-axis, 5-axis, and CNC lathe machines using Mastercam.

CNC Senior Programmer

Woodbridge, ON · On-site

$35 - $40/hr

The responsibilities for the rewarding position of CNC Programmer at Ben Machine Products will include the following: * Create CNC programs for 3-axis, 5-axis, and CNC lathe machines using Mastercam.

Premier Research is looking for a Senior R Programmer/ Shiny Developer to join our Biostatistics team. You will help biotech, medtech, and specialty pharma companies transform life-changing ideas and ...

New

Senior IT Build/CICS Programmer

Toronto, ON · Remote

CA$81K - CA$115K/yr

We are seeking a Senior CICS systems programmer to join our team providing system support of IBM's Customer Information Control System (CICS) on z/OS in the Mainframe Database Technical Services ...

The Corrections Systems Portfolio is seeking an experienced Senior Programmer/Developer with at least 10 years in the field. You will be tasked with converting business requirements into functional ...

New

Job Summary We are looking for a Senior NPI Product Engineer to join our team. This role supports new product development activities - from early-stage development through production transfer ...

Job Summary We are looking for a Senior NPI Product Engineer to join our team. This role supports new product development activities - from early-stage development through production transfer ...

Job Summary We are looking for a Senior NPI Product Engineer to join our team. This role supports new product development activities - from early-stage development through production transfer ...

Job Summary We are looking for a Senior NPI Product Engineer to join our team. This role supports new product development activities - from early-stage development through production transfer ...

Senior Engineering ManagerLocation: Toronto, ON (Onsite/Hybrid)Job Type: Full-TimeReporting Line: Senior Vice President, Architecture Hiring Timeline: ImmediateExisting Vacancy: YesApplication ...

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Showing results 1-20

Senior Programmer information

See Ontario salary details

$47K

$95.5K

$157K

How much do senior programmer jobs pay per year?

As of Jul 30, 2026, the average yearly pay for senior programmer in Ontario is $95,498.00, according to ZipRecruiter salary data. Most workers in this role earn between $75,500.00 and $110,000.00 per year, depending on experience, location, and employer.

How do Senior Programmers typically mentor junior team members, and what impact does this have on team productivity?

Senior Programmers often play a key mentorship role by guiding junior developers through code reviews, pair programming, and sharing best practices. They provide technical leadership and help troubleshoot complex issues, ensuring code quality and knowledge transfer across the team. This mentorship not only fosters professional growth for junior members but also contributes to stronger team cohesion and faster problem-solving, ultimately boosting overall productivity and project success.

What are the key skills and qualifications needed to thrive as a Senior Programmer, and why are they important?

To thrive as a Senior Programmer, you need advanced proficiency in programming languages, solid software development experience, and often a relevant degree or equivalent expertise. Familiarity with frameworks, version control systems like Git, and agile development tools is typically required, and certifications in cloud platforms or specific technologies can be advantageous. Strong problem-solving, leadership, and communication skills enable effective collaboration and mentorship within development teams. These skills and qualities are crucial for delivering robust, scalable solutions and driving technical excellence in complex projects.

What are Senior Programmers?

Senior Programmers are experienced software developers who take on advanced coding tasks and often provide technical leadership within their teams. They are responsible for designing, developing, and maintaining complex software systems, as well as mentoring junior developers. Senior Programmers typically have strong problem-solving skills, deep knowledge of programming languages, and experience with software architecture. They may also be involved in code reviews, setting best practices, and collaborating with other departments to deliver high-quality software solutions.

What is the difference between Senior Programmer vs Software Developer?

AspectSenior ProgrammerSoftware Developer
Required CredentialsBachelor's degree in Computer Science or related field; extensive coding experienceBachelor's degree often preferred; coding skills essential
Work EnvironmentDevelopment teams, project-based work, often in tech or software companiesSimilar environments; involved in designing, coding, testing software
Employer & Industry UsageUsed across tech, finance, healthcare, and other industries requiring software solutionsCommonly used in software firms, startups, and corporate IT departments

While both roles involve coding and software development, a Senior Programmer typically has more experience, takes on complex tasks, and may mentor junior staff. A Software Developer focuses on designing and building software applications, often with less emphasis on leadership or advanced technical oversight.

What are the most commonly searched types of Programmer jobs in Ontario? The most popular types of Programmer jobs in Ontario are:
What cities in Ontario are hiring for Senior Programmer jobs? Cities in Ontario with the most Senior Programmer job openings:
What are popular job titles related to Senior Programmer jobs in ON? For Senior Programmer jobs in ON, the most frequently searched job titles are:
Infographic showing various Senior Programmer job openings in Ontario as of July 2026, with employment types broken down into 87% Full Time, 5% Part Time, 1% Temporary, 5% Contract, 1% Nights, and 1% Summer. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $95,498 per year, or $45.9 per hour.

Full-time

Retirement, PTO

Re-posted 5 hours ago


Job description

Are you looking for a role that will challenge your technical expertise and problem-solving skills? Do you enjoy developing, testing, debugging, and enhancing software applications while working closely with business requirements and system specifications? Would you like to be in a role where you are responsible for analyzing existing applications, developing new program logic, and implementing effective software solutions that support critical business operations? If so, our Information Management & Technology team is looking for a Senior Programmer Analyst-apply today!


What will you be doing!

  • Reviewing client requirements and business processes to develop system specifications that support software development initiatives.
  • Designing, developing, testing, debugging, documenting, and implementing software solutions that meet business, architectural, security, and regulatory requirements.
  • Creating implementation plans and coordinating the installation and configuration of software solutions across development, testing, and production environments.
  • Designing, building, and maintaining database structures, including tables, views, indexes, stored procedures, and functions to support application functionality.
  • Leading code reviews, recommending development standards, and establishing application development and quality assurance best practices.
  • Collaborating with vendors, architects, and technical stakeholders to evaluate and implement scalable, robust, and supportable software solutions.
  • Providing second- and third-level support by diagnosing, troubleshooting, and resolving complex software issues.
  • Documenting, coding, and testing application enhancements and fixes while managing change requests in accordance with Information Technology Infrastructure Library (ITIL) best practices.
  • Creating and maintaining knowledge base articles, workarounds, and technical documentation to support ongoing application support activities.
  • Coordinating with support teams and external vendors to escalate and resolve issues that require specialized expertise.
  • Preparing and executing software test plans and test cases to validate application functionality and performance.
  • Documenting test results, tracking defects, and ensuring issues are resolved through established testing and quality processes.
  • Leading or contributing to project teams in testing custom-developed and commercial off-the-shelf software against defined requirements and business needs.
  • Other duties as assigned by your manager.

What we are looking for:

  • Education
    • Graduation from a recognized post-secondary institution in Computer Science, Computer Programming, Software Engineering, or a related discipline, or an equivalent combination of education and relevant IT experience.
  • Experience
    • Five (5) or more years of recent related industry practice in software development, software testing, source code management, and the application of Software Development Lifecycle (SDLC) methodologies such as Waterfall, RAD, JAD, Iterative, and Agile.
    • Developing secure web-based applications using industry-standard protocols and practices, including Single Sign-On (SSO), SSL, and event logging.
    • Working with multiple programming languages and technologies, including .NET, Java, Python, XML, and JSON, as well as database platforms such as Microsoft SQL Server and Oracle.
    • Integrating applications, workflows, operating systems, and data models to support business and technical requirements.
    • Supporting server technologies such as IIS, Windows Server, and Linux environments.
    • Applying system architecture principles, practices, and procedures to software solution design and implementation.
  • Knowledge, Skills & Abilities
    • Strong knowledge of the Software Development Lifecycle (SDLC), software development methodologies, and analysis and design techniques across the full system lifecycle.
    • Proficiency in software testing practices, including developing and executing unit, system, and integration test plans and test cases.
    • Ability to evaluate and recommend appropriate SDLC methodologies to achieve optimal development outcomes.
    • Strong understanding of system architecture concepts, practices, and procedures.
    • Solid knowledge of server technologies, operating systems, and server security principles.
    • Ability to accurately estimate development effort and apply estimation techniques to project planning activities.
    • Strong verbal and written communication skills, with the ability to inform, influence, and present effectively to leadership, stakeholders, and project teams.
    • Working knowledge of project management principles and practices.
    • Commitment to staying current with emerging technologies, industry trends, product releases, and software development best practices, and providing recommendations for continuous improvement.
  • Security Clearance Eligibility Required
    • Level 2 Secret requires a minimum of 7 years of verifiable history in Canada, Australia, New Zealand, the United States, and/or the United Kingdom. CNL implements security screening in accordance with the Treasury Board of Canada Secretariat's "Standard on Security Screening" and the "Policy on Government Security."

Working Conditions:

  • Working schedule: Five (5) days per week, seven and a half (7.5) hours per day for a thirty-seven and a half (37.5) hour work week.


Why CNL?

Does the idea of working with a dynamic team across Canada to advance nuclear science and technology for a clean and secure world excite you? At CNL, we're reinventing ourselves to be industry leaders-pioneering solutions to the problems that matter most.

From building the next generation of clean nuclear and hydrogen energy technologies, to developing targeted cancer treatments, to continuing our global leadership in environmental remediation-we are driven by impact, innovation, and purpose.

What We Offer: A Total Rewards Package

We believe in taking care of our people. Here's what you can expect as part of our team:

  • Paid time off: vacation, sick, personal, and floater days
  • Benefits effective Day One - no waiting period
  • Tuition support to help you keep learning and growing
  • A defined-benefit pension plan or a defined-contribution pension plan, depending on your employee group, to support your longterm financial security

Do Our Priorities Resonate with You?

  • Delivering clean energy for today and tomorrow
  • Restoring and protecting the environment
  • Contributing to the health of Canadians

If so, you'll feel right at home at CNL!


Location: Fully Remote

This position is offered on a fully remote basis, allowing you to work from home anywhere in Canada. You'll collaborate virtually with a dynamic team across CNL sites, helping to advance Canada's clean energy and environmental goals from your home office.

Please note: This is a remote position supporting the Chalk River Laboratory, Ontario.

Our Commitment to Equity, Diversity & Inclusion

At CNL, we are committed to fostering an environment that promotes equity, diversity, and inclusion. We celebrate and welcome employees, stakeholders, and partners of all backgrounds and identities. Click here to read all about it!

We are proud to uphold a workplace culture grounded in our Core Values:

  • Respect
  • Teamwork
  • Accountability
  • Safety
  • Integrity
  • Excellence

These values drive our employment practices and ensure meaningful career development opportunities and accommodations for all employees.

CNL is an equal opportunity employer. If you require accommodation during any phase of the hiring process, please let us know via jobs@cnl.ca. All requests will be handled with confidentiality.

CNL operates on sites located on the traditional lands, waterways and ceded and unceded territories of Indigenous peoples. CNL recognizes and affirms all First Nations, Metis communities and Inuit in this land we now know as Canada. We acknowledge, respect and seek to better understand Indigenous history, rights and title on the lands where we work and develop projects. We honour and respect the importance of the relationship between Indigenous peoples and their lands, waters and territories.

#LI-REMOTE

Employment Type: Full-Time