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Senior Software Developer Jobs in Hamilton, ON (NOW HIRING)

Aversan

Senior Software Developer

Mississauga, ON · Hybrid

Senior Software Developer Aversan Inc.(www.aversan.com) is a trusted multi-service engineering and electronics manufacturing company. Aversan delivers leading-edge and reliable safety-critical ...

SRC Can

Senior Software Developer

Ottawa, ON · Remote

CA$10K - CA$135K/yr

The Job SRC CAN Ltd is seeking a Senior Software Developer to contribute to the design, development, and delivery of next-generation EW Operational Support Systems (EWOSS) including Intelligence ...

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Geotab

Senior Software Developer

Oakville, ON · On-site +1

As a Senior Software Developer your key area of responsibility will be driving full-stack development with a strong focus on frontend features, specifically managing video frontend development and ...

BinSentry

Senior Software Developer

Kitchener, ON · On-site

As we scale up, we are looking for a Senior Software Developer to help us build the software that is changing the face of the feed industry. This is a new vacancy due to growing business needs. Job ...

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BinSentry

Senior Software Developer

Kitchener, ON

As we scale up, we are looking for a Senior Software Developer to help us build the software that is changing the face of the feed industry. This is a new vacancy due to growing business needs. Job ...

Navcanada

Senior Software Developer

Ottawa, ON

CA$127K - CA$160K/yr

Job Posting Title Senior Software Developer Job Category Systems Engineering Language Requirements English / Anglais English is required / L'anglais est requis Flexible Work Agreement Type Hybrid ...

Ritchie Bros.

Senior Software Engineer

Mississauga, ON · On-site

We are looking for an enthusiastic and motivated Senior Software Engineer to join our marketplace teams. This is an excellent opportunity for someone early in their career who is eager to learn and ...

Guidewire Software

Senior Software Engineer

Mississauga, ON · On-site

CA$132K - CA$165K/yr

Summary We are growing our engineering team and are looking for an experienced, product-minded Senior Software Engineer to help build and scale our platform. This role is ideal for someone who enjoys ...

Guidewire Software

Senior Software Engineer

Mississauga, ON · On-site

CA$132K - CA$165K/yr

Summary We are growing our engineering team and are looking for an experienced, product-minded Senior Software Engineer to help build and scale our platform. This role is ideal for someone who enjoys ...

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Showing results 1-20

All JobsSenior Software Developer JobsSenior Software Developer Jobs in Hamilton, ON

Senior Software Developer information

See Hamilton, ON salary details

$51K

$111.6K

$158K

How much do senior software developer jobs pay per year?

As of Jul 4, 2026, the average yearly pay for senior software developer in Hamilton, ON is $111,556.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,359.00 and $126,387.00 per year, depending on experience, location, and employer.

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

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What Is a Senior Software Developer?

Senior software developers have several years of experience in the software industry. They have proven successful in exceeding client expectations when developing programs and have provided excellent support in the managing of those applications. They have worked their way up from junior software developer positions and have mastered a variety of coding languages and programs. Senior software developers train and oversee a team of junior software developers.

What kinds of projects and responsibilities can a Senior Software Developer expect to handle on a daily basis?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What are Senior Software Developers?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What is the difference between Senior Software Developer vs Software Engineer?

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Hamilton, ON? The most popular types of Software Developer jobs in Hamilton, ON are:
What cities near Hamilton, ON are hiring for Senior Software Developer jobs? Cities near Hamilton, ON with the most Senior Software Developer job openings:
Senior Software Developer jobs near you

Senior Software Developer

Aversan

Mississauga, ON • Hybrid

Other

This job post has expired today. Applications are no longer accepted.

Job description

Senior Software Developer
Aversan Inc.(www.aversan.com) is a trusted multi-service engineering and electronics manufacturing company. Aversan delivers leading-edge and reliable safety-critical electronics and software systems to the aerospace, defence, and space industries.
We are currently seeking a qualified Senior Software Developer to join our team. The role requires deep expertise in WPF and developing enterprise-grade applications with complex business logic. In our highly regulated environment, this includes responsibly leveraging AI tools to enhance development workflows while maintaining strict human oversight.
Location: Mississauga, ON
Work Arrangement: Hybrid
Responsibilities
  • Design software architecture, build components with a focus on scalability, reliability, and maintainability.
  • Guide software projects, provides mentorship to team members, and ensures that technical solutions align with business objectives.
  • Contribute to defining technical solutions that meet product and system needs.
  • Develop software features and integrate them seamlessly with existing systems.
  • UtilizeAI coding and documentation assistants (e.g., Claude) to increase developmentproficiency, ensuring all AI-generated outputs undergo rigorous human review and validation to meet strict medical device quality and safety standards.
  • Design and implement comprehensive unit tests to ensure reliability.
  • Plan and execute software testing activities, supporting integration and system verification.
  • Prepare andmaintainhigh-quality software documentation, including design specifications and technical reports.
  • Analyze and troubleshoot complex software issues,providingtechnical guidance to the team.
  • Maintainandoptimizethe Continuous Integration (CI) environment to ensure efficient builds and testing.
  • Actively mentor junior and mid-level developers,facilitateworkshops, and support team growth through knowledge sharing.
Qualifications
  • Advancedproficiencyin C#/WPF with a strong ability to craft efficient and scalable solutions using best practices.
  • ExperienceutilizingClaude toaccelerate code generation, refactoring, and logic optimization.
  • Assistthe manager in mentoringthe teaminthe responsible adoption of AI, establishing standards to improve output qualityand training developersto scrutinize AI suggestions for hallucinations or security flaws.
  • Expertisein advanced design patterns, risk analysis, system optimization, and full-cycle development tasks.
  • Demonstratedability to address complex problems, foresee issues, and devise innovative solutions thatbenefitthe business.
  • High levelof independence in making critical architectural decisions and managing project workflows.
  • Ability to clearly explain technical concepts to non-technical stakeholders and manage cross-functional collaboration seamlessly.
  • Deep understanding of business impact, ensuring technical decisions align with strategicobjectives.

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