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Senior Java Developer Jobs in Ontario (NOW HIRING)

StackandCo

Minimum 7 years Java Development experience\n \n * Excellent communication skills both written and verbal\n \n * Strong experience using Spring framework\n \n * SQL experience\n \n \n \n This role ...

Citi

Senior Java Developer - Vice President

Mississauga, ON · On-site

CA$120K - CA$170K/yr

We are seeking a highly skilled and experienced Senior Java Engineer to join our dynamic team. The ideal candidate will be a hands-on developer with leadership quality, proficient in modern Java ...

Infoya

CA$80K - CA$100K/yr

We are looking for an experienced Java Developer to design, build, and maintain robust, scalable, and high-performance applications. This role focuses on developing modern e-commerce and enterprise ...

Citi

Senior Java Developer, Vice President

Mississauga, ON · On-site

CA$120K - CA$170K/yr

We're currently looking for a high caliber professional to join our team as Senior Java Developer, Vice President. Cross Asset Margin technology teams actively develop and enhance set of strategic ...

StackandCo

... Senior Java Engineers who have led teams, to work on both the Architecture and Development on multiple key projects. \n \n \n \n \n \n \n This is ideal for someone who enjoys mentoring engineers ...

StackandCo

... * 5+ years' Java Development experience\n \n * Cloud experience\n \n * An interest in Machine ... An ambition to lead engineers would be nice to have\n \n * Solid Linux background\n \n \n \n \n \n ...

StackandCo

... Java Development Experience\n \n * Agile & Test Driven experience\n \n * Microservices experience\n \n * AWS experience\n \n * Knowledge of web protocols and various operating systems\n \n \n \n \n ...

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All JobsJava Developer JobsSenior Java Developer JobsSenior Java Developer Jobs in Ontario

Senior Java Developer information

See Ontario salary details

$67.5K

$125.1K

$172K

How much do senior java developer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for senior java developer in Ontario is $125,072.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,000.00 and $141,500.00 per year, depending on experience, location, and employer.

What is a senior Java developer?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.

What are the key skills and qualifications needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What are some common challenges senior Java developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

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

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are the most commonly searched types of Java Developer jobs in Ontario?

The most popular types of Java Developer jobs in Ontario are:

What are popular job titles related to Senior Java Developer jobs in Ontario?

For Senior Java Developer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Senior Java Developer jobs in Ontario look for?

The top searched job categories for Senior Java Developer jobs in Ontario are:

What cities in Ontario are hiring for Senior Java Developer jobs?

Cities in Ontario with the most Senior Java Developer job openings:

What are popular job titles related to Senior Java Developer jobs in ON?

For Senior Java Developer jobs in ON, the most frequently searched job titles are:

Senior Java Developer jobs near you
Infographic showing various Senior Java Developer job openings in Ontario as of September 2026, with employment types broken down into 84% Full Time, 6% Part Time, and 10% Contract. Highlights an 79% Physical, 5% Hybrid, and 16% Remote job distribution, with an average salary of $125,072 per year, or $60.1 per hour.

Senior Java Developer

StackandCo

Hybrid

Full-time

Re-posted 8 days ago

Job description

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\n They have an initial 6 month role available which will more than likely be extended beyond then.<\/span>\n
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\n Skills Required\n
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  • Minimum 7 years Java Development experience\n
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  • Excellent communication skills both written and verbal\n
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  • Strong experience using Spring framework\n
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  • SQL experience\n
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    \n This role will be mainly remote however you will be required to come to the office at times.<\/span>\n
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