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Senior Java Software Developer Jobs in Waterloo, ON

Carta

Senior Software Engineer II

Waterloo, ON

CA$181K - CA$213K/yr

The Problems You'll Solve As a Senior Software Engineer II, you will lead technically complex ... We also utilize Java, gRPC, and AWS. * Execution: You can break down complex user stories into ...

Faire

Senior Software Engineer - Growth

Kitchener, ON

CA$156K - CA$214K/yr

We are looking for a Senior Growth Platform Engineer to design and build the foundational systems ... Are fluent in backend technologies such as Kotlin, Java, or similar JVM-based systems. * Have deep ...

Dialpad

Sr. SDET

Kitchener, ON · On-site

Your role As a Sr. SDET in Agentic QA, you will own the test automation and quality frameworks that ... Strong programming skills in Python (preferred), Java, or JavaScript. * Experience testing ...

Vital Images

Software Engineer

Waterloo, ON · Hybrid

CA$82K - CA$124K/yr

Java * C++ * JavaScript/TypeScript * MS SQL * Bash * Python * Powershell * Ansible * Jenkins * CI ... Software Engineer * A solid foundation in computer science, with strong competencies in data ...

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All JobsSenior Java Software Developer JobsSenior Java Software Developer Jobs in Waterloo, ON

Senior Java Software Developer information

See Waterloo, ON salary details

$80.6K

$125.9K

$244.7K

How much do senior java software developer jobs pay per year?

As of Jun 25, 2026, the average yearly pay for senior java software developer in Waterloo, ON is $125,862.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,086.00 and $128,665.00 per year, depending on experience, location, and employer.

What is a Senior Java Software Developer?

A Senior Java Software Developer is an experienced professional responsible for designing, developing, and maintaining complex software applications using the Java programming language. They typically lead development teams, mentor junior developers, and contribute to architectural decisions. Senior Java Developers are expected to have a deep understanding of Java frameworks, best coding practices, and software development methodologies. They also collaborate with stakeholders to deliver robust, scalable, and efficient software solutions.

What are some common challenges Senior Java Software Developers face when leading projects, and how can they effectively address them?

Senior Java Software Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members, managing project timelines, and ensuring code quality across large, distributed systems. To address these, it’s crucial to establish clear communication channels, implement robust code review processes, and leverage agile methodologies for project management. Additionally, staying up-to-date with the latest Java frameworks and best practices helps in making informed architectural decisions and streamlining development workflows.

What are the key skills and qualifications needed to thrive as a Senior Java Software Developer, and why are they important?

To thrive as a Senior Java Software Developer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and experience with frameworks like Spring, typically backed by a bachelor's degree in computer science or a related field. Familiarity with tools such as Git, Maven, Jenkins, and cloud platforms, along with relevant certifications like Oracle Certified Professional Java SE, is often required. Strong problem-solving abilities, effective communication, and leadership skills help in mentoring teams and collaborating on complex projects. These skills ensure the delivery of robust, scalable software solutions and foster innovation within development teams.

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

AspectSenior Java Software DeveloperJava Software Engineer
Required CredentialsBachelor's degree in Computer Science or related field; extensive Java experience; certifications like Oracle Java CertificationBachelor's degree in Computer Science or related field; Java programming skills; certifications are common but not mandatory
Work EnvironmentDevelops complex applications, mentors junior staff, leads projectsDesigns and develops Java applications, collaborates with teams, implements features
Employer & Industry UsageUsed across tech companies, finance, healthcare, and enterprise sectorsCommon in software development firms, IT departments, and tech startups

The main difference between a Senior Java Software Developer and a Java Software Engineer lies in experience level and responsibilities. Senior developers often lead projects and mentor others, while Java Software Engineers focus on designing and implementing Java applications. Both roles require strong Java skills and similar educational backgrounds, but seniority involves additional leadership and project management duties.

What cities near Waterloo, ON are hiring for Senior Java Software Developer jobs? Cities near Waterloo, ON with the most Senior Java Software Developer job openings:
Senior Java Software Developer jobs near you
Infographic showing various Senior Java Software Developer job openings in Waterloo, ON as of June 2026, with employment types broken down into 1% Internship, 81% Full Time, 5% Part Time, and 13% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $125,862 per year, or $60.5 per hour.
Senior Software Developer - PHP

Senior Software Developer - PHP

Targeted Talent

Waterloo, ON

Full-time

Posted 4 days ago

Job description

If you want to work on some of the world’s biggestwebsites and have your work seen by millions every day, this might be the job for you.As a senior member of a growing team, you will contribute in to all stages of the web development life cycle.

What you'll be doing:

  • Develop, implement, and maintain object-oriented backend applications with PHP, MySQL
  • Perform code reviews
  • Write well designed, testable, efficient code
  • Highlighting areas to improve with both the products and team
  • Analyze product requirements and translate to design specifications

What you'll need to be successful:

Must Haves:

  • Excellent knowledge of web technologies in PHP
  • Minimum 3 - 5 years of work experience
  • Strong knowledge with dealing large system including logging and reporting
  • Good HTML/JS/CSS knowledge
  • Lamp Server experience
  • Knowledge of UNIX

Nice to Have:

  • Bachelor’s degree in Computer Science/Engineering an asset
  • Strong knowledge of database technologies to scale for high volume web sites a big asset
  • Worked within the Ads/Marketing space
  • API Development experience
  • Laravel experience
  • Symfony experience
  • Docker experience
  • Microservices experience
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About Targeted Talent

Sourced by ZipRecruiter

Your single source for HR professional services, we offer job seekers specialized employment services, spanning contract, permanent positions, and project solutions for highly specialized and managerial level talent needs. Our team of specialized recruiters and consultants abilities extend far beyond resume or career counseling. With hundreds of collaborators strategically located throughout the country, our organization possess the local market knowledge and industry relationships that make successful geography-specific reach possible.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

Vancouver, BC, CA

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