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Full Time Java Developer Startup Jobs in Toronto, ON

Localcoin

Senior Java Developer

Etobicoke, ON · Hybrid

CA$120K - CA$140K/yr

If you're a self-starter looking to hone your skills in a startup environment that fosters ... As a Senior Java Back-End Developer at Localcoin, you will be responsible for developing and ...

Priceline.com LLC

Associate Java Developer

Toronto, ON · Hybrid

CA$85K - CA$100K/yr

Associate Software Developer - Java Our Technology team is the backbone of our company: constantly ... We're a grown-up, startup. We deliver the excitement of a new venture, without the struggles and ...

Priceline

Associate Java Developer

Toronto, ON · Hybrid

CA$85K - CA$100K/yr

Associate Software Developer - Java Our Technology team is the backbone of our company: constantly ... We're a grown-up, startup. We deliver the excitement of a new venture, without the struggles and ...

Priceline

Associate Java Developer

Toronto, ON · Hybrid

CA$85K - CA$100K/yr

Associate Software Engineer - Java This role is eligible for our hybrid work model: Two days in ... We're a grown-up, startup. We deliver the excitement of a new venture, without the struggles and ...

Priceline.com LLC

Associate Java Developer

Toronto, ON · Hybrid

CA$85K - CA$100K/yr

Associate Software Engineer - Java This role is eligible for our hybrid work model: Two days in ... We're a grown-up, startup. We deliver the excitement of a new venture, without the struggles and ...

Citi

Senior Java Developer

Mississauga, ON

CA$94K - CA$141K/yr

We are seeking a highly experienced and motivated Lead Java Developer with 6+ years of industry ... Applications Development ----- Time Type: Full time ----- Primary Location Full Time Salary Range ...

Capgemini

Java Full-stack Developer

Mississauga, ON · On-site

CA$86K - CA$127K/yr

Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Capgemini

Java Full-stack Developer

Mississauga, ON

CA$86K - CA$127K/yr

Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

United Airlines

Java/Scala Developer

Toronto, ON

... applications using Java, Scala, Hadoop, Hive * Minimum 2 years coding Scala programming ... Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time ...

Priceline

Associate Java Full-Stack Developer

Toronto, ON · Hybrid

CA$85K - CA$100K/yr

Associate Full-Stack Developer- Java This role is eligible for our hybrid work model: Two days in ... We're a grown-up, startup. We deliver the excitement of a new venture, without the struggles and ...

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Full Time Java Developer Startup information

What does a full time Java developer do at a startup?

A Full Time Java Developer at a startup is responsible for designing, developing, and maintaining software applications using the Java programming language. They typically work on building backend services, APIs, and sometimes front-end features, collaborating closely with small, agile teams to rapidly prototype and deploy new features. Startups often require Java Developers to wear multiple hats, meaning they may be involved in everything from coding and testing to deployment and troubleshooting. The fast-paced environment encourages creativity, adaptability, and problem-solving skills.

What are the key skills and qualifications needed to thrive as a full time Java developer at a startup?

To thrive as a Full Time Java Developer at a startup, you need strong proficiency in Java programming, problem-solving abilities, and a relevant degree or equivalent experience. Familiarity with frameworks like Spring Boot, version control systems like Git, and cloud platforms such as AWS is typically required, with certifications like Oracle Certified Professional adding value. Adaptability, proactive communication, and a collaborative mindset are crucial soft skills in the fast-paced, dynamic startup environment. These skills enable developers to efficiently build scalable solutions, quickly adapt to changing requirements, and contribute to the startup’s growth and innovation.

What are some common challenges faced by Java developers working in a startup environment?

Java Developers in startups often encounter challenges such as rapidly shifting project priorities, tight deadlines, and the need to adapt quickly to new technologies or frameworks. Unlike larger, more structured organizations, startups typically have smaller teams, which means developers may take on a broader range of responsibilities—from backend development to deployment and even some aspects of DevOps. Collaboration is key, as developers often work closely with founders, product managers, and designers to iterate on features quickly. This dynamic environment can be demanding, but it also offers significant opportunities for learning, growth, and ownership over projects.

What is the difference between Full Time Java Developer Startup vs Full Time Java Developer Corporate?

AspectFull Time Java Developer StartupFull Time Java Developer Corporate
Work EnvironmentFast-paced, dynamic, smaller teamsStructured, larger teams, established processes
Project ScopeVaried, often innovative projectsStable, long-term projects
Required SkillsStrong Java, adaptability, problem-solvingJava expertise, teamwork, communication
Company SizeSmall to mediumLarge corporations

Full Time Java Developers in startups typically work in a fast-paced environment with varied projects and require adaptability. In contrast, corporate roles offer stability, structured processes, and focus on long-term projects. Both roles demand strong Java skills, but the work environment and project scope differ significantly.

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

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

What are popular job titles related to Full Time Java Developer Startup jobs in Toronto, ON?

For Full Time Java Developer Startup jobs in Toronto, ON, the most frequently searched job titles are:

What job categories do people searching Full Time Java Developer Startup jobs in Toronto, ON look for?

The top searched job categories for Full Time Java Developer Startup jobs in Toronto, ON are:

Full Time Java Developer Startup jobs near you
Infographic showing various Full Time Java Developer Startup job openings in Toronto, ON as of June 2026, with employment types broken down into 100% Full Time. Highlights an 64% In-person, and 36% Hybrid job distribution.

Java Developer 1016

Toronto, ON • On-site

Veracity Ventures Inc.
See more jobs at Veracity Ventures Inc.external

Full-time

Posted 4 days ago

Job description

Java Developer – 5+ YearsLocation: Canada
Experience: 5+ Years
Job Type: Full-Time /C2C
Work Model: Remote / Hybrid / On-site
Job Summary

We are looking for an experienced Java Developer with 5+ years of hands-on experience in designing, developing, and maintaining scalable enterprise applications. The ideal candidate should have strong expertise in Core Java, Spring Boot, Microservices, REST APIs, SQL, and cloud technologies.
Current Canadian Java roles commonly emphasize Java/Spring Boot, microservices, REST APIs, SQL/NoSQL, Git/CI/CD, Agile, and cloud/container technologies.
Key Responsibilities
  • Design, develop, test, and maintain Java-based applications.
  • Develop scalable RESTful APIs and microservices using Spring Boot.
  • Work with business and technical teams to understand requirements and deliver solutions.
  • Write clean, maintainable, and efficient code.
  • Design and optimize database queries and data access layers.
  • Perform unit testing, integration testing, debugging, and troubleshooting.
  • Participate in code reviews and technical discussions.
  • Develop and maintain CI/CD pipelines.
  • Support application deployment and production issues.
  • Follow Agile/Scrum development methodologies.
  • Collaborate with QA, DevOps, Product, and other development teams.
Required Skills
  • 5+ years of professional Java development experience

  • Strong knowledge of Core Java / Java 8+

  • Strong experience with Spring Framework and Spring Boot

  • Hands-on experience with Microservices Architecture

  • Strong knowledge of REST APIs

  • Experience with Spring MVC, Spring Data JPA, Hibernate

  • Good knowledge of SQL databases such as MySQL, PostgreSQL, or Oracle
  • Experience with Git

  • Experience with CI/CD tools such as Jenkins, GitLab, Azure DevOps, or similar
  • Good understanding of Object-Oriented Programming and Design Patterns

  • Experience working in Agile/Scrum environments

  • Strong problem-solving and debugging skills
Preferred Skills
  • AWS, Azure, or Google Cloud
  • Docker and Kubernetes
  • Kafka or other messaging technologies
  • NoSQL databases such as MongoDB
  • Spring Security, OAuth2, and JWT
  • JUnit / Mockito
  • Swagger / OpenAPI
  • Experience with production support and monitoring
  • Knowledge of cloud-native application development
Education
  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field is preferred.
  • Equivalent professional experience may also be considered.
Candidate Requirements
  • Must have 5+ years of relevant Java development experience.
  • Must be currently eligible to work in Canada.
  • Strong communication and interpersonal skills.
  • Ability to work independently as well as in a team environment.
  • Willingness to work in remote or hybrid environments, depending on the client requirement.
Keywords: Java Developer, Core Java, Java 8/11/17, Spring Boot, Spring, Microservices, REST API, Hibernate, JPA, SQL, MongoDB, AWS, Azure, Docker, Kubernetes, Kafka, Git, Jenkins, CI/CD, Agile, JUnit.