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

Geotab

Senior Software Developer

Oakville, ON

You are a skilled Senior Software Developer with extensive software design and implementation skills. You are skilled in the use of current programming languages and tools and generally act as a team ...

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 ...

ABL Employment

Senior Software Developer

Oakville, ON · On-site +1

CA$120K - CA$135K/yr

Our client is seeking an experienced Senior Software Developer (Full Stack) with 7+ years of commercial software development experience to join their team in Oakville. In this role, you will lead the ...

BinSentry

Senior Software Developer - HD

Kitchener, ON · On-site

CA$100K - CA$140K/yr

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 ...

Merative

Senior Software Developer

Mississauga, ON · On-site

Knowledge, skills, training, and experience in software requirements and design engineering skills using a well-defined disciplined engineering process or methodology; * Familiarity with Microsoft ...

Geotab

Senior Software Developer - Mobile

Oakville, ON · On-site

As a Senior Mobile Software Developer, you are primarily responsible for owning the end-to-end mobile experience - architecting, building, and maintaining efficient, reliable, and scalable mobile ...

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Senior Software Developer (Full Stack)

Mississauga, ON · On-site

CA$120K/yr

We are seeking an experienced Senior Software Developer (Full Stack) with 7+ years of commercial software engineering experience. In this key on-site role in Mississauga, you will lead the ...

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Sr Software Developer information

What is a Sr software developer?

Sr Software Developers are experienced professionals responsible for designing, developing, and maintaining complex software applications. They typically lead technical teams, make architectural decisions, and mentor junior developers. Their role often involves collaborating with stakeholders to define requirements, ensuring code quality, and staying updated with emerging technologies. Senior developers play a crucial part in the software development lifecycle, helping to deliver robust and scalable solutions.

What are the key skills and qualifications needed to thrive as a Sr software developer?

To thrive as a Sr Software Developer, you need advanced proficiency in programming languages (such as Java, Python, or C#), software architecture, and a bachelor's or master’s degree in computer science or a related field. Familiarity with development tools like Git, integrated development environments (IDEs), cloud platforms, and relevant certifications (e.g., AWS Certified Developer) are typically expected. Strong problem-solving, leadership, collaboration, and communication skills help you mentor junior developers and work effectively within teams. These abilities are crucial to building robust software solutions, driving technical excellence, and ensuring successful project delivery.

What are some typical challenges Sr software developers face when leading project teams, and how can they effectively manage them?

Sr Software Developers often encounter challenges such as balancing coding responsibilities with mentoring junior team members, aligning technical solutions with business goals, and managing project timelines across cross-functional teams. Effective management involves clear communication, setting realistic expectations, and fostering a collaborative environment where team members can share ideas and resolve issues quickly. Leveraging agile methodologies and regular code reviews can also help maintain project momentum and ensure high-quality deliverables.

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

AspectSr Software DeveloperSoftware Engineer
Required CredentialsBachelor's degree in CS or related field; experience often preferredBachelor's or higher in CS or related field; certifications optional
Work EnvironmentDevelops software, collaborates with teams, and mentors junior staffDesigns, develops, tests, and maintains software applications
Employer & Industry UsageUsed across tech companies, startups, and enterprise firmsCommon in software development firms, tech companies, and IT departments

Both roles involve software development, but Sr Software Developers typically have more experience, leadership responsibilities, and mentorship duties. Software Engineers focus on designing and building software solutions, often with a broader scope. The roles overlap significantly, but the seniority and leadership aspect distinguish the Sr Software Developer from a general Software Engineer.

What do senior software developers do?

Senior software developers design, develop, and maintain software applications, often leading projects and mentoring junior team members. They analyze requirements, write code, perform testing, and ensure the quality and performance of software systems, typically using programming languages like Java, Python, or C++. They also collaborate with stakeholders and may oversee technical architecture and code reviews.

What cities near Hamilton, ON are hiring for Sr Software Developer jobs?

Cities near Hamilton, ON with the most Sr Software Developer job openings:

Sr Software Developer jobs near you
Infographic showing various Sr Software Developer job openings in Hamilton, ON as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Senior Software Developer

Oakville, ON

Geotab
See more jobs at Geotabexternal

Full-time

Medical, Dental, Retirement

Posted 13 days ago

Job description

Who you are:

You are a skilled Senior Software Developer with extensive software design and implementation skills. You are skilled in the use of current programming languages and tools and generally act as a team resource on custom development initiatives. You find reward in building robust software that can function 24/7 with no down time. If you love technology, are passionate about creating scaleable software, SDKs and APIs and are keen on contributing to open source projects - we would love to hear from you.

What you'll do:

The Senior Software Developer will be part of a team who builds a web-based, state-of-the-art, telematics platform that makes sense of the data collected by our custom-built hardware. We receive detailed data and metrics for millions of vehicles and devices globally, which is processed and interpreted to create actionable information for our customers. You will write high-performance C# code to process and store this information in real time. Understanding the performance impact of good systems design, multithreading, and scalability is a must for this position.

How you'll make an impact:
  • Listen and contribute to design discussions and make detailed notes and documenting requirements and technical design.
  • Provide guidance to more junior team members, sharing knowledge across the teams.
  • Write scalable, high quality and secure software in a variety of programming languages and environments, such as C#, JavaScript, SQL.
  • Perform quality assurance by doing peer review, ensuring coding standards are followed, looking for logic errors and other bugs.
  • Analyze call stacks, trace files, performance data to troubleshoot and identify the root cause of bugs.
  • Participate in development of prototypes, minimum viable products and proofs of concept.
  • Provide assistance to our support staff and resellers from a technical perspective. This may be in the form of on-call or ad-hoc questions
  • relating to how certain features work or verifying the behaviour by reviewing code.
  • Research new language features, frameworks and other relevant technologies and offer recommendations to Leads and senior leaders.
  • Assist in defining best practices to be used in the team.
  • Provide design documents and documentation to ensure efficient maintenance and code reuse.
  • Ensure the functionality, performance, scalability, reliability, realistic implementation schedules and system architecture for each assignment.
  • Participate in a 24x7 on-call rotating schedule.
What you'll bring to the role:
  • 5 - 8 years of experience as a Software Developer using object-oriented programming to build scalable applications.
  • Post-secondary Diploma/Degree in Computer Science, Software Engineering, or a related field.
  • Knowledge of multiple general purpose programming languages (e.g. C#, Java, Python), as well as experience with Python, Google Compute Engine, and Google BigQuery.
  • Experience with SQL Server, Postgres, and expert knowledge in optimizing databases (e.g. MySQL).
  • Working knowledge of Docker and Kubernetes, and proficiency in Git (or another distributed source control tool) with experience resolving merge conflicts and renaming branches.
  • Strong analytical, problem-solving, and project management skills to manage projects from needs identification through to completion.
  • Strong team player with an entrepreneurial mindset, meticulous attention to detail, and technical competence using software programs like Google Suite.
If you got this far, we hope you're feeling excited about this role! Even if you don't feel you meet every single requirement, we still encourage you to apply.
 
Please note: Geotab does not accept agency resumes and is not responsible for any fees related to unsolicited resumes. Please do not forward resumes to Geotab employees.
 
This posting is for an existing vacancy.
 
Why job seekers choose Geotab:

Flex working arrangements
Home office reimbursement program
Baby bonus & parental leave top up program
Online learning and networking opportunities
Electric vehicle purchase incentive program
Competitive medical and dental benefits
Retirement savings program

*The above are offered to full-time permanent employees only

How we work:
At Geotab, we have adopted a flexible hybrid working model in that we have systems, functions, programs and policies in place to support both in-person and virtual work. However, you are welcomed and encouraged to come into our beautiful, safe, clean offices as often as you like. When working from home, you are required to have a reliable internet connection with at least 50mb DL/10mb UL. Virtual work is supported with cloud-based applications, collaboration tools and asynchronous working. The health and safety of employees are a top priority. We encourage work-life balance and keep the Geotab culture going strong with online social events, chat rooms and gatherings. Join us and help reshape the future of technology!
 
We believe that ensuring diversity is fundamental to our future growth and progress and is an integral part of our business. We believe that success happens where new ideas can flourish - in an environment that is rich in diversity and a place where people from various backgrounds can work together. Geotab encourages applications from all qualified individuals. We are committed to accommodating people with disabilities during the recruitment and assessment processes and when people are hired. We will ensure the accessibility needs of employees with disabilities are taken into account as part of performance management, career development, training and redeployment processes. If you require accommodation at any stage of the application process or want more information about our diversity and inclusion as well as accommodation policies and practices, please contact us at careers@geotab.com. By submitting a job application to Geotab Inc. or its affiliates and subsidiaries (collectively, "Geotab"), you acknowledge Geotab's collection, use and disclosure of your personal data in accordance with our Privacy Policy. Click here to read our Privacy Notice. Click here to learn more about what happens with your personal data.

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