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Sr Java J2Ee Developer Jobs in Milton, ON (NOW HIRING)

Citi

Senior Java Developer - Vice President

Mississauga, ON · On-site

CA$120K - CA$170K/yr

The Applications Development Senior Manager (Senior Java Developer - Vice President) is a senior-level position responsible for driving results through hands-on technical leadership and team guidance ...

Atyeti Inc

Sr Java developer

Toronto, ON · On-site

A Java Developer designs, develops, tests, and maintains scalable Java-based applications (web, enterprise, mobile) by writing clean code, collaborating with teams, and integrating with databases and ...

Citi

Senior Java Developer

Mississauga, ON · On-site

CA$94K - CA$141K/yr

The Senior Java Developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination ...

Konrad

Senior Java Developer

Toronto, ON · Hybrid

CA$120K - CA$145K/yr

About The Role As a Full Stack Java Developer you'll be tasked with working on web application development in Java and Spring Boot. Working within the software development team, your duties will ...

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 ...

Td

Senior Java Developer, TD Securities

Toronto, ON · On-site

CA$102K - CA$125K/yr

About This Role We are looking for a savvy Senior Java Developer to join our growing Prime Technology team. The hire will be responsible for designing, building, maintaining, and supporting ...

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 ...

Merative

Senior Java Developer

Mississauga, ON · On-site +1

CA$129K - CA$194K/yr

Primary Programming Languages: Java, Bash shell and Coreutils, Perl, Python, Go, Rust * OS/Technologies: Linux SuSE Operating system * Experience in DICOM and HL7 * An undergraduate or college degree ...

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Sr Java J2Ee Developer information

What is a Sr Java J2EE developer?

Sr Java J2EE Developers are experienced software engineers who specialize in building, deploying, and maintaining enterprise-level applications using Java and the Java 2 Platform, Enterprise Edition (J2EE). They work with technologies like Servlets, JSP, EJB, and frameworks such as Spring and Hibernate to develop scalable, secure, and reliable software solutions. Senior developers often lead teams, design system architecture, and ensure best coding practices are followed throughout the software development lifecycle.

What are some common challenges Sr Java J2EE developers face when working on large-scale enterprise applications?

Sr Java J2EE Developers often encounter challenges such as managing application scalability, ensuring code maintainability, and integrating with legacy systems. Large-scale projects typically involve coordinating with cross-functional teams, which requires effective communication and collaboration skills. Additionally, staying updated with evolving frameworks and best practices is crucial to address performance bottlenecks and maintain security. Proactively addressing these challenges is essential for delivering robust, high-quality enterprise solutions.

What are the key skills and qualifications needed to thrive as a Sr Java J2EE developer, and why are they important?

To thrive as a Sr Java J2EE Developer, you need advanced proficiency in Java programming, expertise in J2EE frameworks, and a bachelor's degree in computer science or a related field. Familiarity with tools like Spring, Hibernate, Maven, RESTful APIs, and version control systems such as Git is typically required. Strong problem-solving abilities, effective communication, and leadership skills make a developer stand out in this senior role. These competencies are crucial for designing robust enterprise applications, collaborating with cross-functional teams, and leading projects to successful completion.

What is the difference between Sr Java J2Ee Developer vs Java Software Engineer?

AspectSr Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDesigns and develops Java applications, may work in teams or individually
Industry UsageCommon in finance, healthcare, and enterprise sectorsUsed across various industries including tech, finance, and startups
Search & Comparison IntentOften compared for seniority, responsibilities, and skillsCompared for roles, skills, and career progression

While both roles involve Java development, Sr Java J2Ee Developers typically focus on enterprise-level applications with more experience and responsibilities, whereas Java Software Engineers may work on a broader range of Java projects, including both enterprise and consumer applications.

What are popular job titles related to Sr Java J2Ee Developer jobs in Milton, ON?

For Sr Java J2Ee Developer jobs in Milton, ON, the most frequently searched job titles are:

What job categories do people searching Sr Java J2Ee Developer jobs in Milton, ON look for?

The top searched job categories for Sr Java J2Ee Developer jobs in Milton, ON are:

What cities near Milton, ON are hiring for Sr Java J2Ee Developer jobs?

Cities near Milton, ON with the most Sr Java J2Ee Developer job openings:

Sr Java J2Ee Developer jobs near you
Infographic showing various Sr Java J2Ee Developer job openings in Milton, ON as of August 2026, with employment types broken down into 54% Full Time, and 46% Contract. Highlights an 89% In-person, and 11% Hybrid job distribution.

Senior Java Developer (Future Opportunity)

GFL Environmental

Vaughan, ON

Full-time

Vision, Life, PTO

Re-posted 18 days ago

GFL Environmental rating

6.6

Company rating: 6.6 out of 10

Based on 176 frontline employees who took The Breakroom Quiz

50th of 92 rated recycling and waste

Job description


Our GFL team is expanding, and we're looking for a Senior Java Developer to join us in Vaughan! In this role, you'll play a vital part in designing and implementing high-quality software solutions and ensuring the successful delivery of projects.

Why Join GFL?

GFL Environmental is the only major diversified environmental services company in North America. Our employees, collectively known as 'Team Green,' enjoy numerous benefits: career advancement opportunities, competitive benefits, job stability within an essential services company, and the chance to make a positive impact every day for our customers and communities, Green for Life!

What's in it for You:

  • Comprehensive Benefits Plan including prioritized orthodontics and vision care

  • RRSP matching and profit sharing

  • Employee Assistance Program, life insurance, and more!

  • Paid time off

  • Competitive wages

  • Growth opportunities

Career Path Potential:

Join #TeamGreen and unlock diverse career growth opportunities through professional development, mentorship, and clear paths for internal advancement.

A "Day in the Life" of a Senior Java Developer:

  • Work with a team of developers in designing and implementing software solutions using Java, Spring Boot, and Kotlin, ensuring alignment with best practices and coding standards.

  • Partner with cross-functional teams to translate project requirements into technical specifications and architecture designs that meet business needs.

  • Drive the adoption of new technologies and methodologies, identify areas for improvement, implement solutions and enhance product quality.

  • Oversee code reviews, troubleshoot complex issues, and implement performance optimizations to ensure robust, maintainable solutions.

  • Foster a collaborative and innovative environment within the team, promoting knowledge sharing and professional growth.

Knowledge, Skills and Abilities:

  • Bachelor's degree in computer science or a related field, with minimum 7 years of experience as a Java developer, specializing in Spring Boot within agile environments.

  • Strong proficiency in Kotlin programming language and a solid understanding of software engineering principles, design patterns, and best practices.

  • Excellent problem-solving, critical thinking, and analytical skills, combined with the ability to communicate effectively and work well with diverse teams.

  • Familiarity with AWS cloud platform and containerization technologies (e.g., Docker, Kubernetes) will be nice to have.

Join us and become part of "Team Green" at GFL Environmental, where your skills and dedication will be valued and rewarded. Apply now for this exciting opportunity!

#GFLTalent


We thank you for your interest. Only those selected for an interview will be contacted.

GFL is committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. If you are interested in applying for employment and need special assistance or an accommodation to apply for a posted position, please contactmyworkdayrecruitment@gflenv.com
Please note that GFL does not provide visa sponsorshipfor this position. Valid work authorization in the country where the job is located is required.Successful candidates will be required to provide valid documentation confirming their eligibility to work in the country where the job is located prior to their start date.


This hiring process may utilize machine-based systems to assist in screening and assessing applicants. Final selection decisions are made by our recruitment team.


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