1

Java Developer Volunteer Jobs in Ontario (NOW HIRING)

Java application Experience: Ability to troubleshoot java based applications, keystore, heap ... Paid time off for volunteering and donationmatching opportunities to support causes that matter to ...

... DevOps or programming roles. * Proficiency in scripting or programming languages such as Java ... Paid time off for volunteer work - up to 2 days/year * Comprehensive Health Insurance program

Improve developer practices and lead the adoption of the latest AI tooling to maximize engineering ... Expertise in backend development using languages such as Go, Python, or Java, with deep knowledge ...

You'll work closely with architecture, DevOps, business, and analytics teams to deliver systems ... Python , Java.). * Excellent on SQL script writing. * Good experience on ETL testing. * Solid ...

As a Software Developer , you will build and own the backend services, infrastructure, and data ... Expertise in backend development using languages such as Go, Python, or Java, with deep knowledge ...

As a Senior Android Developer , you'll build and own new product features for the Robinhood Wallet ... Proficiency with Kotlin and/or Java, and a strong grasp of Android SDK and architecture patterns ...

Comfort with scripting languages (e.g., Python, Java) and test infrastructure tools * Familiarity ... Time off to recharge including company holidays, paid time off, sick time, paid volunteer time off ...

AI Engineering Lead

Toronto, ON ยท Hybrid

CA$108K - CA$158K/yr

... Java, SQL, and Spark. * Deep expertise in a wide range of AI/ML techniques. Extensive, hands-on ... Paid volunteer days and company matching on charitable donations * Educational resources, tuition ...

Showing results 21-40

Java Developer Volunteer information

See Ontario salary details

$9

$50

$80

How much do java developer volunteer jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for java developer volunteer in Ontario is $50.46, according to ZipRecruiter salary data. Most workers in this role earn between $38.46 and $62.98 per hour, depending on experience, location, and employer.

What is a Java Developer Volunteer?

A Java Developer Volunteer role involves contributing to software development projects without financial compensation. Volunteers typically assist in coding, debugging, testing, and maintaining Java-based applications for nonprofits, open-source projects, or startups. This role helps developers gain experience, build portfolios, and support meaningful initiatives while collaborating with teams.

What are the key skills and qualifications needed to thrive as a Java Developer Volunteer?

To excel as a Java Developer Volunteer, you should have a solid grasp of Java programming, object-oriented design, and version control systems, often demonstrated through coursework, certifications, or hands-on project experience. Familiarity with tools like Eclipse or IntelliJ IDEA, build systems (Maven or Gradle), and collaborative platforms such as GitHub is commonly expected. Strong communication, teamwork, and a willingness to learn set exceptional volunteers apart. These skills and qualities ensure you can contribute effectively to projects, adapt to dynamic team needs, and make the most meaningful impact in volunteer settings.

What types of projects or tasks can I expect to work on as a Java Developer Volunteer?

As a Java Developer Volunteer, you might work on a range of projects, such as developing new software features, fixing bugs, writing unit tests, or helping maintain existing Java applications for nonprofits or community organizations. You could also assist in documentation, code reviews, or collaborating on open-source initiatives, depending on the organization's needs. These roles often provide exposure to agile development practices and teamwork with other engineers, designers, and project managers. Volunteering in this capacity not only helps worthwhile causes but also allows you to expand your portfolio and gain practical experience with real-world applications.

Is Java developer still in demand?

Java developers remain in high demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud platforms can enhance job prospects in this field.

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 Java Developer Volunteer jobs in Ontario?

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

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

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

Infographic showing various Java Developer Volunteer job openings in Ontario as of August 2026, with employment types broken down into 76% Full Time, and 24% Part Time. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $104,958 per year, or $50.5 per hour.

Expert SRE

Finastra

Mississauga, ON โ€ข Hybrid

Full-time

Medical, Life, Retirement, PTO

Posted 18 days ago


Job description

Who are we?


At Finastra, we're a global leader in financial services software, dedicated to expanding access to financial services and shaping what's next for the industry. Our technology powers missioncritical solutions across Lending, Payments and Universal Banking, supporting over 7,000 customers, including 80% of the world's top 50 banks, in more than 110 countries.

What will you contribute?

We are seeking a Site Reliability Engineer to ensure the availability, performance, and reliability of our containerized business applications. You will bridge the gap between development and operations by troubleshooting complex application issues, automating routine support tasks, and managing deployments.

Responsibilities & Deliverables:

  • Application Troubleshooting: Diagnose complex runtime errors, connectivity issues, and performance bottlenecks in containerized and non-containerized applications.

  • Incident Management: Respond to production alerts, lead root-cause analysis (RCA), and implement permanent fixes.

  • Change Management: Understand and create change records. Follow the change management process for auditing purposes.

  • Deployment Support: Manage and validate application deployments across staging and production environments using automated pipelines that you support.

  • Automate Operations: Write scripts to automate routine health checks, log rotation, and recovery procedures. Innovate solutions to help the customer support and engineering teams.

  • Monitoring & Alerting: Configure application dashboards and alerts to catch anomalies before they impact users.

Required Skills & Experience:

  • Experience: 5+ years in application support, production support, or systems engineering.

  • Container Operations: Hands-on experience troubleshooting applications running in Docker and Kubernetes.

  • Automation & Scripting: Proficiency in Bash and Python to automate troubleshooting and support workflows.

  • Java application Experience: Ability to troubleshoot java based applications, keystore, heap settings, and tuning.

  • Log Analysis: Strong skills using log aggregation tools like Grafana/Loki.

  • Advanced Linux Skills: Confident navigating Linux environments, checking system logs, and analyzing network traffic. Ability to understand, diagnose, and fix system level issues.

  • Disaster Recovery Knowledge: Ability to understand, improve, and manage DR environments and failovers

Preferred Qualifications:

  • CI/CD Familiarity: Experience using tools like Jenkins, GitHub CI, or ArgoCD to deploy applications.

  • Database Basics: Oracle DB queries (updates, inserts, selects, deletes)

  • Cloud Knowledge: Experience supporting applications hosted on Azure, AWS, or GCP

  • Technical Experience with: YAML, XML, AKS, Flux, Ansible, Azure CI/CD, Github, Kafka, ElasticSearch/OpenSearch, IBM MQ, DNS, Networking, Oracle DB, Redhat AMQ, Grafana and observability

  • Bonus experience: Understanding of NACHA and different payment rails including real time payments

Comp: 110 - 150k CAD

We are proud to offer a range of incentives to our employees worldwide. These benefits are available to everyone, regardless of grade, and reflect the values we stand for:

Flexibility: Enjoy unlimited vacation, subject to local regulations and business priorities. Benefit from hybrid working arrangements and inclusive policies such as paid time off for voting, bereavement, and sick leave.

Wellbeing: Access confidential onetoone support through our Employee Assistance Program, connect with our network of Wellbeing Champions and Gather Groups, and take part in monthly events and initiatives designed to help you thrive-inside and outside of work.

Health & Financial Security: Medical, life and disability insurance, retirement plans, lifestyle, and other benefits.*

Sustainability: Paid time off for volunteering and donationmatching opportunities to support causes that matter to you.

Inclusion: Get involved in our inclusion communities, such as Count Me In, Culture@Finastra, Proud@Finastra, Disabilities@Finastra, and Women@Finastra-open to everyone who wants to participate and contribute.

Career Development: Access online learning and accredited courses through our Skills & Career Navigator tool.

Recognition: Take part in our global recognition program, Finastra Celebrates, and share your voice through regular employee surveys that help shape our culture and ways of working.

*Specific benefits may vary by location.

At Finastra, each individual is unique-bringing their own ideas, perspectives, cultural backgrounds, and experiences. We learn from one another, value what makes us different, and create an environment where everyone feels included, supported, and able to be their authentic selves.

Be unique. Be exceptional. Help us make a difference at Finastra.

Finastra is committed to providing accessible employment practices that are in compliance with the Accessibility for Ontarians with Disabilities Act (AODA). We will accommodate applicants' needs upon request, throughout all stages of the recruitment process. Please inform us of the accommodation(s) that you may require. Information received related to accommodation will be addressed confidentially.