High-paying software engineering jobs in Mississauga
Software engineering is the process of designing, developing, and maintaining software systems. Engineers write code and create applications that solve problems or meet user needs. Software engineers must have programming skills and an understanding of software architecture, testing, and debugging.
The 1,468 software engineering jobs listed below pay well, with salaries between $86,671 and $152,997 per year. Senior Software Engineer, Software Engineer and Full Stack Developer are among the most popular high-paying roles in Mississauga, ON.
Job title
Updated Sep. 26, 2026Principal Software Engineer
Mississauga
Ontario
Technical Lead
Mississauga
Ontario
AI Developer
Mississauga
Ontario
Senior Software Engineer
Mississauga
Ontario
Back End Developer
Mississauga
Ontario
Data Engineer
Mississauga
Ontario
Full Stack Developer
Mississauga
Ontario
Senior Developer
Mississauga
Ontario
Developer
Mississauga
Ontario
Software Engineer
Mississauga
Ontario
Job descriptions below are for educational purposes. Please refer to the employer's job description for complete details.
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Principal Software Engineer
See 58 jobsAverage salary
Mississauga
$152,997 per yearOntario
$170,114 per yearSkills
- Software development
- Leadership
- Java
- Communication skills
- AWS
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Technical Lead
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Technical Leads guide software project design, oversee code quality, and mentor development teams. They need expertise in software architecture, industry-standard tools, and strong communication to align technical efforts with business goals.
See 60 jobsAverage salary
Mississauga
$130,136 per yearOntario
$129,036 per yearSkills
- Agile
- SQL
- Azure
- AWS
- APIs
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AI Developer
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AI Developers design and build intelligent systems by coding algorithms, integrating machine learning models, and optimising data pipelines. They need programming expertise, knowledge of AI frameworks, and strong problem-solving skills to deliver effective solutions.
See 89 jobsAverage salary
Mississauga
$125,906 per yearOntario
$120,030 per yearSkills
- AI
- Machine learning
- TensorFlow
- Azure
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Senior Software Engineer
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Senior Software Engineers lead complex system design, optimise code efficiency, and mentor development teams. They need expertise in scalable software architecture, proficient knowledge of cloud platforms, and strong problem-solving with collaborative communication skills.
See 294 jobsAverage salary
Mississauga
$118,617 per yearOntario
$135,814 per yearSkills
- Agile
- APIs
- AWS
- Java
- Software development
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Back End Developer
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Back End Developers create server-side applications, manage databases, and optimize APIs for performance. They need proficiency in programming languages like Java or Python, understanding of SQL and NoSQL databases, and strong problem-solving skills.
See 57 jobsAverage salary
Mississauga
$112,603 per yearOntario
$130,350 per yearSkills
- Python
- Communication skills
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Data Engineer
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Data Engineers build and maintain data pipelines, optimize storage solutions, and ensure data quality for analytics. They need expertise in SQL, Python, cloud platforms, and strong problem-solving abilities to support reliable, scalable data systems.
See 177 jobsAverage salary
Mississauga
$110,155 per yearOntario
$114,463 per yearSkills
- SQL
- Python
- AWS
- ETL
- Spark
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Full Stack Developer
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Full Stack Developers design and build web applications, working on both frontend interfaces and backend servers. They need proficiency in JavaScript, databases, and API integration, plus experience with agile methods and cloud services to deliver seamless user experiences.
See 270 jobsAverage salary
Mississauga
$104,523 per yearOntario
$105,091 per yearSkills
- APIs
- JavaScript
- Agile
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Senior Developer
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Senior Developers lead complex software design, mentor peers, and optimize code for performance and scalability. They need strong coding expertise, thorough knowledge of development lifecycles, and effective problem-solving plus communication skills.
See 58 jobsAverage salary
Mississauga
$96,864 per yearOntario
$116,189 per yearSkills
- JavaScript
- SQL
- Communication skills
- Agile
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Developer
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Developers build and maintain software applications, write clean code, and troubleshoot technical issues. They need proficiency in programming languages, strong problem-solving skills, and understanding of development tools and methodologies.
See 117 jobsAverage salary
Mississauga
$89,857 per yearOntario
$60,429 per yearSkills
- APIs
- JavaScript
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Software Engineer
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Software Engineers design, develop, and test software applications tailored to user needs and system requirements. They need programming expertise, knowledge of software development cycles, and strong problem-solving skills to create reliable and efficient solutions.
See 288 jobsAverage salary
Mississauga
$86,671 per yearOntario
$104,507 per yearSkills
- Software development
- Agile
- APIs
- Java