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Weekend Java Jobs in Toronto, ON (NOW HIRING)

Java Open Source Contributor Role Type: Contract Location: Remote Scope of Work: * Contribute production-quality code, reviews, and documentation to open-source repositories relevant to the customer ...

Commercial Banking Engineering is seeking a skilled Java Developer with extensive experience in Java, Struts, SQL, REST APIs, SOAP services, and other backend Java technologies. The ideal candidate ...

SENIOR JAVA SOFTWARE DEVELOPER Location: Toronto, ON (uptown) Industry: Technology Type: Permanent WHAT IS THE OPPORTUNITY. Our client is an 18-year-old SaaS developer and recognized leader of ...

Java Developer

Toronto, ON ยท Hybrid

CA$100K - CA$120K/yr

Java Developer This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better ...

Java Developer

Toronto, ON ยท Hybrid

CA$100K - CA$120K/yr

Java Developer This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better ...

Senior Java Developer

Etobicoke, ON ยท Hybrid

CA$120K - CA$140K/yr

As a Senior Java Back-End Developer at Localcoin, you will be responsible for developing and maintaining functional and stable back end applications for our company, ensuring system consistency and ...

Full Stack Java Developer

Mississauga, ON ยท Hybrid

CA$79K - CA$110K/yr

Citi is looking for a Full Stack Java Developer to join its Technology team and play a meaningful role in the design, development, and enhancement of critical application systems. In this role, you ...

Senior Java Developer

Mississauga, ON ยท On-site

CA$94K - CA$141K/yr

We are seeking a highly motivated and experienced Senior Java Developer to join our dynamic team focused on enhancing developer productivity. Our mission is to build and maintain cutting-edge ...

Java Full-stack Developer

Mississauga, ON ยท On-site

CA$86K - CA$127K/yr

The candidate must have Java front end development experience on ReactJS, NodeJs, Javascript and Angular * The candidate must have very good knowledge on end to end product development or new ...

Java Full-stack Developer

Mississauga, ON ยท On-site

CA$86K - CA$127K/yr

The candidate must have Java front end development experience on ReactJS, NodeJs, Javascript and Angular * The candidate must have very good knowledge on end to end product development or new ...

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 ...

Sr. Core Java Developer

Toronto, ON ยท Hybrid

CA$120K - CA$140K/yr

Our challenge We are seeking a highly experienced and hands-on Java Developer with a strong background in Core Java, Spring Framework, and low-latency multi-threaded programming to join our dynamic ...

Senior Java Developer

Mississauga, ON ยท On-site

CA$94K - CA$141K/yr

We are seeking a highly motivated and experienced Senior Java Developer to join our dynamic team focused on enhancing developer productivity. Our mission is to build and maintain cutting-edge ...

Senior Java Engineer

Mississauga, ON ยท On-site

CA$94K - CA$141K/yr

The ideal candidate will be a hands-on Java/J2EE expert who will play a pivotal role in our ongoing digital transformation initiatives. Responsibilities: Solution Design and Development: Collaborate ...

Senior Java Engineer

Mississauga, ON ยท On-site

CA$94K - CA$141K/yr

The ideal candidate will be a hands-on Java/J2EE expert who will play a pivotal role in our ongoing digital transformation initiatives. Responsibilities: Solution Design and Development: Collaborate ...

Showing results 21-40

Weekend Java information

See Toronto, ON salary details

$18.1K

$76.6K

$154.6K

How much do weekend java jobs pay per year?

As of Sep 8, 2026, the average yearly pay for weekend java in Toronto, ON is $76,634.00, according to ZipRecruiter salary data. Most workers in this role earn between $31,493.00 and $114,997.00 per year, depending on experience, location, and employer.

What is a Weekend Java?

A Weekend Java job is a part-time or contract-based role where developers work primarily on weekends to support ongoing projects, fix bugs, or develop new features. These jobs are ideal for professionals looking to earn extra income, gain experience, or contribute to projects outside their full-time work. Companies may hire Weekend Java developers to handle urgent tasks, ensure continuous development, or provide maintenance support.

What does a typical work schedule look like for a Weekend Java developer, and how is project handoff managed between weekday and weekend teams?

Weekend Java Developers generally work part-time hours on Saturdays and Sundays, focusing on project development, bug fixes, or supporting critical maintenance tasks. Clear project handoff procedures are established using detailed documentation, Jira ticket updates, or code comments, allowing weekday and weekend teams to coordinate effectively. Developers often attend virtual check-ins and collaborate through messaging or project management platforms to ensure continuity. This work structure appeals to professionals seeking flexible hours or supplemental income while contributing to ongoing software projects in a dynamic environment.

What are the key skills and qualifications needed to thrive in the Weekend Java position, and why are they important?

To excel as a Weekend Java Developer, you need a strong command of Java programming, object-oriented design, and experience with databases and version control systems, typically supported by a degree in computer science or related field. Familiarity with frameworks such as Spring or Hibernate, knowledge of Agile development tools, and possibly Oracle Java certification are highly valued. Excellent problem-solving abilities, time management, and clear communication with remote or cross-functional teams help you stand out. These skills are crucial for delivering high-quality software efficiently during weekend shifts, ensuring seamless handoffs and collaboration.

What are the most commonly searched types of Java jobs in Toronto, ON?

The most popular types of Java jobs in Toronto, ON are:

What job categories do people searching Weekend Java jobs in Toronto, ON look for?

The top searched job categories for Weekend Java jobs in Toronto, ON are:

Infographic showing various Weekend Java job openings in Toronto, ON as of July 2026, with employment types broken down into 2% Locum Tenens, 83% Full Time, 6% Part Time, 6% Contract, and 3% Nights. Highlights an 82% Physical, 7% Hybrid, and 11% Remote job distribution, with an average salary of $76,634 per year, or $36.8 per hour.

Java Open Source Contributor

YO AI Labs

Toronto, ON โ€ข Remote

Full-time

Re-posted 14 days ago


Job description

Job Description

Role Title: Java Open Source Contributor

Role Type: Contract

Location: Remote


Scope of Work:

  • Contribute production-quality code, reviews, and documentation to open-source repositories relevant to the customer's project.
  • Design, implement, and optimize complex algorithms and system components using one or more of the following languages: C++, Python, JAVA, GoLang, Typescript, or Rust.
  • Identify and resolve technical challenges, bugs, and performance bottlenecks in existing codebases.
  • Collaborate with other contributors and stakeholders to align deliverables with project goals and best practices.
  • Create, maintain, and enhance technical documentation to support knowledge sharing and onboarding.
  • Participate in code discussions and provide constructive feedback to elevate overall code quality.


Preferred Qualifications:

  • Previous experience working on large-scale, distributed codebases.
  • Familiarity with modern AI or machine learning systems is a plus, though not required.
  • Background in participating in rigorous code reviews and contributing to the development of software best practices.