Senior Java Developer
Mississauga, ON · On-site
... ability to mentor junior engineers while collaborating with cross-functional teams. Key ... systems Ensure application performance, scalability, reliability, and security Write clean ...
Mississauga, ON · On-site
... ability to mentor junior engineers while collaborating with cross-functional teams. Key ... systems Ensure application performance, scalability, reliability, and security Write clean ...
Mississauga, ON · On-site
... ability to mentor junior engineers while collaborating with cross-functional teams. Key ... systems Ensure application performance, scalability, reliability, and security Write clean ...
Mississauga, ON · On-site
... ability to mentor junior engineers while collaborating with cross-functional teams. Key ... systems Ensure application performance, scalability, reliability, and security Write clean ...
Mississauga, ON · On-site
... ability to mentor junior engineers while collaborating with cross-functional teams. Key ... systems Ensure application performance, scalability, reliability, and security Write clean ...
As a Junior Geotechnical Engineer , you will assist in the planning, design, and execution of ... your application. At Egis, we embrace innovation to tackle challenges and utilize AI in our ...
Quick apply
As a Junior Geotechnical Engineer , you will assist in the planning, design, and execution of ... your application. At Egis, we embrace innovation to tackle challenges and utilize AI in our ...
Note - this is a junior position for someone looking to gain experience. Please ensure to evaluate ... programming or application development role. Highly developed analytical skills and a sound ...
Note - this is a junior position for someone looking to gain experience. Please ensure to evaluate ... programming or application development role. Highly developed analytical skills and a sound ...
Note - this is a junior position for someone looking to gain experience. Please ensure to evaluate ... programming or application development role. · Highly developed analytical skills and a sound ...
Quick apply
Note - this is a junior position for someone looking to gain experience. Please ensure to evaluate ... programming or application development role. · Highly developed analytical skills and a sound ...
Toronto, ON · Hybrid
CA$164K - CA$222K/yr
This engineer should be full-stack and prepared to work at all levels of the application. They will ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...
Toronto, ON · Hybrid
CA$164K - CA$222K/yr
This engineer should be full-stack and prepared to work at all levels of the application. They will ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...
Whitby, ON · Hybrid
CA$30/hr
Support others by carrying out a range of product development and engineering activities, such as ... Your application may be reviewed by both AI and our hiring team. While AI supports some steps ...
New
Whitby, ON · Hybrid
CA$30/hr
Support others by carrying out a range of product development and engineering activities, such as ... Your application may be reviewed by both AI and our hiring team. While AI supports some steps ...
New
Toronto, ON · On-site
CA$100K - CA$150K/yr
Medical
Life
Retirement
PTO
Mentor junior and mid-level developers, fostering their technical growth. * Collaborate with ... Optimize application performance and identify bottlenecks. * Stay current with TypeScript ecosystem ...
New
Toronto, ON · On-site
CA$100K - CA$150K/yr
Medical
Life
Retirement
PTO
Mentor junior and mid-level developers, fostering their technical growth. * Collaborate with ... Optimize application performance and identify bottlenecks. * Stay current with TypeScript ecosystem ...
New
Toronto, ON · On-site
CA$80K - CA$100K/yr
... Application Integration APIs) * Manage user expectations regarding appropriate milestones and deadlines. * Coach and lead junior developers Required Experience : * Bachelor's degree in computer ...
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Toronto, ON · On-site
CA$80K - CA$100K/yr
... Application Integration APIs) * Manage user expectations regarding appropriate milestones and deadlines. * Coach and lead junior developers Required Experience : * Bachelor's degree in computer ...
Toronto, ON · Hybrid
Medical
Dental
Vision
Life
Retirement
PTO
Engineering Manager, CoCounsel Application Are you ready to lead an engineering team pushing the ... Coach junior engineers, support professional development, and cultivate an environment where ...
Toronto, ON · Hybrid
Medical
Dental
Vision
Life
Retirement
PTO
Engineering Manager, CoCounsel Application Are you ready to lead an engineering team pushing the ... Coach junior engineers, support professional development, and cultivate an environment where ...
... application. The successful candidate will play a key role in the development, enhancement ... Mentor junior developers and provide technical leadership within the team * Participate in Agile ...
... application. The successful candidate will play a key role in the development, enhancement ... Mentor junior developers and provide technical leadership within the team * Participate in Agile ...
Toronto, ON · On-site
We are seeking a motivated and enthusiastic Junior DevOps Engineer to join our team. This is an ... Participate in design review process of new application features to understand infrastructure ...
Toronto, ON · On-site
We are seeking a motivated and enthusiastic Junior DevOps Engineer to join our team. This is an ... Participate in design review process of new application features to understand infrastructure ...
Toronto, ON · On-site +1
Medical
Dental
... junior developers, and ensuring high standards of code quality and system performance; and ... System Architecture: Contribute to system and application architecture design, ensuring ...
Toronto, ON · On-site +1
Medical
Dental
... junior developers, and ensuring high standards of code quality and system performance; and ... System Architecture: Contribute to system and application architecture design, ensuring ...
Mentor junior staff on various software development tasks * Ensures adequate technical ... Supporting application programs, fixing any existing or new bugs. What do you need to succeed:
Mentor junior staff on various software development tasks * Ensures adequate technical ... Supporting application programs, fixing any existing or new bugs. What do you need to succeed:
Optimize application performance, database queries and cloud costs without compromising reliability ... Mentor junior and intermediate developers, share knowledge and promote consistent engineering ...
Optimize application performance, database queries and cloud costs without compromising reliability ... Mentor junior and intermediate developers, share knowledge and promote consistent engineering ...
Toronto, ON · On-site
This role offers the opportunity to mentor junior engineers, influence technical direction, and ... Salaried Posted Date: 2026-02-24 Application Deadline: 2026-08-29 Note : Applications will be ...
Toronto, ON · On-site
This role offers the opportunity to mentor junior engineers, influence technical direction, and ... Salaried Posted Date: 2026-02-24 Application Deadline: 2026-08-29 Note : Applications will be ...
Optimize application performance, database queries and cloud costs without compromising reliability ... Mentor junior and intermediate developers, share knowledge and promote consistent engineering ...
Optimize application performance, database queries and cloud costs without compromising reliability ... Mentor junior and intermediate developers, share knowledge and promote consistent engineering ...
Mississauga, ON · Hybrid
CA$79K - CA$110K/yr
Design and develop enhancements to application systems by applying knowledge of software ... Coach and support junior analysts, sharing technical knowledge and contributing to team capability ...
Mississauga, ON · Hybrid
CA$79K - CA$110K/yr
Design and develop enhancements to application systems by applying knowledge of software ... Coach and support junior analysts, sharing technical knowledge and contributing to team capability ...
This is a unique opportunity to lead a team of developers, mentor junior engineers, and drive ... Support application CI/CD pipelines using GitHub actions, deploying to Kubernetes * Setup ...
This is a unique opportunity to lead a team of developers, mentor junior engineers, and drive ... Support application CI/CD pipelines using GitHub actions, deploying to Kubernetes * Setup ...
Toronto, ON · On-site
Medical
Dental
Vision
Retirement
PTO
Working knowledge of an entire application/system; Engineers software solutions that meet the needs of stakeholders while focusing on continually reducing technical debt * Can accomplish more complex ...
Toronto, ON · On-site
Medical
Dental
Vision
Retirement
PTO
Working knowledge of an entire application/system; Engineers software solutions that meet the needs of stakeholders while focusing on continually reducing technical debt * Can accomplish more complex ...
$32.9K - $37.2K
1% of jobs
$37.2K - $41.5K
1% of jobs
$41.5K - $45.8K
9% of jobs
$49.7K is the 25th percentile. Wages below this are outliers.
$45.8K - $50.1K
15% of jobs
$50.1K - $54.4K
13% of jobs
The median wage is $57.9K / yr.
$54.4K - $58.7K
14% of jobs
$58.7K - $63K
17% of jobs
$64.7K is the 75th percentile. Wages above this are outliers.
$63K - $67.3K
14% of jobs
$67.3K - $71.6K
7% of jobs
$71.6K - $75.9K
5% of jobs
$75.9K - $80.2K
4% of jobs
$32.9K
$59.9K
$80.2K
The most popular types of Application Developer jobs in Toronto, ON are:
For Junior Application Developer jobs in Toronto, ON, the most frequently searched job titles are:
The top searched job categories for Junior Application Developer jobs in Toronto, ON are:
Cities near Toronto, ON with the most Junior Application Developer job openings:

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a strong understanding of system design, and the ability to mentor junior engineers while collaborating with cross-functional teams. Key Responsibilities Design, develop, test, and maintain high-quality Java applications and services Lead technical design discussions and contribute to architectural decisions Build and optimize RESTful APIs, microservices, and backend systems Ensure application performance, scalability, reliability, and security Write clean, maintainable, and well-documented code following best practices Conduct code reviews and provide constructive feedback to team members Mentor junior engineers and support team knowledge sharing Collaborate with product managers, QA, DevOps, and other stakeholders Troubleshoot complex technical issues in development and production environments Participate in Agile/Scrum ceremonies and contribute to continuous improvement Required Qualifications Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience) 7+ years of professional experience in software development Strong proficiency in Java (Java 17+) Experience with Spring / Spring Boot Solid understanding of object-oriented design, design patterns, and SOLID principles Experience building RESTful APIs and backend services Strong knowledge of SQL and relational databases (e.g., PostgreSQL, Oracle, MySQL) Familiarity with Git and modern CI/CD pipelines Experience working in Agile development environments Excellent problem-solving, communication, and collaboration skills Preferred Qualifications Experience with microservices architecture Exposure to cloud platforms (AWS, Azure, or GCP) Experience with containers and orchestration (Docker, Kubernetes) Knowledge of message queues / streaming platforms (Kafka, RabbitMQ) Familiarity with NoSQL databases (MongoDB, DynamoDB, Cassandra) Understanding of security best practices and authentication (OAuth2, JWT) Experience supporting high-availability or mission-critical systems
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We are builders, makers, and doers with the technical skills and domain expertise to transform your business at scale and speed without disruption. Our unique Engineering First approach blends deep industry expertise and empowered, agile teams, to create holistic solutions that seamlessly move the business forward. We help clients engage with new technology paradigms to creatively build solutions that drive them to the forefront of their industries.
It services
10,000+ Employees
Westborough, MA, US
1996