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 1,486 software engineering jobs listed below pay well, with salaries between $86,409 and $157,774 per year. Senior Software Engineer, Full Stack Developer and Software Engineer are among the most popular high-paying roles in Mississauga, ON.
Job title
Updated Sep. 10, 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
Senior Java Developer
Mississauga
Ontario
Full Stack 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 51 jobsAverage salary
Mississauga
$157,774 per yearOntario
$170,839 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 65 jobsAverage salary
Mississauga
$130,136 per yearOntario
$129,214 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 84 jobsAverage salary
Mississauga
$125,354 per yearOntario
$120,275 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 300 jobsAverage salary
Mississauga
$118,617 per yearOntario
$135,871 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 73 jobsAverage salary
Mississauga
$112,603 per yearOntario
$130,274 per yearSkills
- Communication skills
- Python
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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 184 jobsAverage salary
Mississauga
$110,568 per yearOntario
$114,543 per yearSkills
- SQL
- Python
- AWS
- ETL
- Spark
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Senior Java Developer
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Senior Java Developers design scalable applications, lead code reviews, and enhance system performance. They need expertise in Java frameworks, understanding of software life cycles, and strong problem-solving skills to craft efficient, robust solutions in diverse environments.
See 53 jobsAverage salary
Mississauga
$109,992 per yearOntario
$115,500 per yearSkills
- Java
- Agile
- AWS
- APIs
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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.
The top companies hiring Full Stack Developer in Mississauga, ON are Citi (20 jobs), Capgemini (5 jobs), and Cognizant Technology Solutions (5 jobs).
See 291 jobsAverage salary
Mississauga
$104,757 per yearOntario
$104,524 per yearSkills
- APIs
- JavaScript
- 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 102 jobsAverage salary
Mississauga
$89,531 per yearOntario
$59,930 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 283 jobsAverage salary
Mississauga
$86,409 per yearOntario
$102,698 per yearSkills
- Software development
- Agile
- APIs
- Java