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

Bachelor in Computer Engineering with5+ years working experience or equivalent MS. * Comprehensive technical knowledge and experience in software development methodologies, design, implementation ...

Sr. Software Developer

Toronto, ON · On-site

CA$110K - CA$135K/yr

Proactively address any software issues and resolve quickly and effectively Requirements * 10+ years of work experience as a full stack developer (Java+ React/Angular) or any similar role * Exposure ...

We are looking for a Senior Software Developer who loves writing code but also enjoys thinking about how the entire system fits together. You will be a key player in our core development team ...

Senior Software Developer

Toronto, ON · Remote

CA$123K - CA$187K/yr

The Opportunity Our Engineering team owns the code that lets our customers do powerful things with ... You've seen the inner workings of how software is made by a team on a shared codebase - you can ...

RQ10970 - Sr. Software Developer 10+ month contract (210 business days) - possible extensnion ONISTE 5 days - Toronto Must Have: HM is looking for a Strong Power BI Develope r- 10+ years overall

Showing results 21-40

Senior Software Developer information

What skills and qualifications are needed to thrive as a senior software developer?

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 does a senior software developer do?

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 is a senior software developer?

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.

What are popular job titles related to Senior Software Developer jobs in Innisfil, ON? For Senior Software Developer jobs in Innisfil, ON, the most frequently searched job titles are:
What cities near Innisfil, ON are hiring for Senior Software Developer jobs? Cities near Innisfil, ON with the most Senior Software Developer job openings:
Infographic showing various Senior Software Developer job openings in Innisfil, ON as of August 2026, with employment types broken down into 1% Internship, 84% Full Time, 11% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution.

CA$75K - CA$141K/yr

Full-time

Medical, Life, Retirement

Re-posted 11 days ago


Job description

Application Deadline:

08/30/2026

Address:

33 Dundas Street West

Job Family Group:

Technology

Keys for the role

  • Developer with 5-10 years of C# development experience
  • Banking / Financial industry experience preferred
  • Knowledge of VaR and financial instruments
  • Market Risk experience would be ideal

Drives the overall software development lifecycle including working across functional teams to transform requirements into features, managing development teams and processes, and conducting software testing and maintenance. Specific project areas of focus includes translating user requirements into technical specifications, writing code and managing the preparation of design specifications. Supports system design, provides advice on security requirements and debugs business systems and service applications. Applies deep knowledge of algorithms, data structures and programming languages to develop high quality technology applications and services - including tools, standards, and relevant software platforms based on business requirements.

  • Translates user needs into technical specifications by understanding, conceptualizing, and facilitating technical requirements from user.
  • Analyzes, develops, tests, and implements new software programs, and documentation of entire software development life cycle execution.
  • Performs preventative and corrective maintenance, troubleshooting and fault rectification of system and core software components.
  • Ensures that code/configurations adhere to the security, logging, error handling, and performance standards and non-functional requirements.
  • Evaluates new technologies for fit with the program/system/eco-system and the associated upstream and downstream impacts on process, data, and risk.
  • Follows release management processes and standards, and applies version controls.
  • Assists in interpreting and documentation of client requirements.
  • Focus is primarily on business/group within BMO; may have broader, enterprise-wide focus.
  • Provides specialized consulting, analytical and technical support.
  • Exercises judgment to identify, diagnose, and solve problems within given rules.
  • Works independently and regularly handles non-routine situations.
  • Broader work or accountabilities may be assigned as needed.
  • Take measured risks while protecting the bank by applying our Risk Management Framework in the execution of your role, in line with our Risk Culture and within our approved Risk Appetite, making sound and risk informed decisions that align to business strategy, protect assets, and adhere to applicable policy documents (Frameworks, Policies, Standards, Procedures and Supporting documents), laws and regulations.

Qualifications:

Foundational level of proficiency:

  • Creative thinking.
  • Building and managing relationships.
  • Emotional agility.

Intermediate level of proficiency:

  • Quality Assurance and Testing.
  • Cloud computing.
  • Microservices.
  • Technology Business Requirements Definition, Analysis and Mapping.
  • Adaptability.
  • Learning Agility.
  • Verbal & written communication skills.
  • Collaboration & team skills.
  • Analytical and problem solving skills.
  • Data driven decision making.

Advanced level of proficiency:

  • Programming.
  • Applications Integration.
  • Test Driven Development.
  • System Development Lifecycle.
  • Troubleshooting.
  • System and Technology Integration.
  • Typically between 5 - 7 years of relevant experience and post-secondary degree in related field of study or an equivalent combination of education and experience.
  • Deep knowledge and technical proficiency gained through extensive education and business experience.

Salary:

$75,900.00 - $141,900.00

Pay Type:

Salaried

The above represents BMO Financial Group's pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group's expected target for the first year in this position.

BMO Financial Group's total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit:https://jobs.bmo.com/global/en/Total-Rewards

About Us

At BMO we are driven by a shared Purpose: Boldly Grow the Good in business and life. It calls on us to create lasting, positive change for our customers, our communities and our people. By working together, innovating and pushing boundaries, we transform lives and businesses, and power economic growth around the world.

As a member of the BMO team you are valued, respected and heard, and you have more ways to grow and make an impact. We strive to help you make an impact from day one - for yourself and our customers. We'll support you with the tools and resources you need to reach new milestones, as you help our customers reach theirs. From in-depth training and coaching, to manager support and network-building opportunities, we'll help you gain valuable experience, and broaden your skillset.

To find out more visit us at https://jobs.bmo.com/ca/en.

BMO is committed to an inclusive, equitable and accessible workplace. By learning from each other's differences, we gain strength through our people and our perspectives. Accommodations are available on request for candidates taking part in all aspects of the selection process. To request accommodation, please contact your recruiter.

Note to Recruiters: BMO does not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to BMO, directly or indirectly, will be considered BMO property. BMO will not pay a fee for any placement resulting from the receipt of an unsolicited resume. A recruiting agency must first have a valid, written and fully executed agency agreement contract for service to submit resumes.