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React Js Java Developer Jobs in Toronto, ON (NOW HIRING)

Lead Java Full Stack Developer

Mississauga, ON · On-site

CA$120K - CA$170K/yr

Lead Java Developer Role Summary: We are looking for a Java Full-Stack Engineer to design, build ... This role spans front-end development (Angular or React) and back-end services (Java/Spring Boot ...

Software Developer

Toronto, ON · On-site +1

CA$65K - CA$80K/yr

... as Java. * Experience building modern, responsive user interfaces using React.js or another ... DevOps, or equivalent. * Strong problem-solving, research, and communication skills, with the ...

Design and implement full-stack solutions across Python, Java/Kotlin, React, PostgreSQL, and ... Lead code reviews, establish engineering standards, and mentor junior engineers. * Participate in ...

Full Stack Java Developer

Mississauga, ON · On-site

CA$94K - CA$141K/yr

Proficiency in programming in Java, JavaScript or React, * Hands on experience of building RESTful APIs using popular frameworks like Spring * Experience of following TDD and clean code principles

JavaScript, TypeScript, Python, C#, C++, Java * Experience in relational and non-relational data ... Understanding of React.js and HTML or CSS (front-end development) * Proficiency in building ...

... React JS) and back end (Java) technologies * Write efficient, clean and maintainable code ... Hands-on experience in leading/mentoring junior developers * Experience with Spring Boot ...

Showing results 41-60

React Js Java Developer information

See Toronto, ON salary details

$25

$56

$83

How much do react js java developer jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for react js java developer in Toronto, ON is $56.23, according to ZipRecruiter salary data. Most workers in this role earn between $47.72 and $64.00 per hour, depending on experience, location, and employer.

What is a React JS Java developer?

React Js Java Developers are software professionals skilled in both React.js, a popular JavaScript library for building user interfaces, and Java, a robust programming language commonly used for backend development. These developers are capable of creating dynamic, responsive web applications by integrating React.js for the front end and Java-based frameworks like Spring Boot for the back end. Their combined expertise allows them to build full-stack applications, ensuring seamless communication between the client and server sides. This unique skill set is highly sought after in industries looking for scalable and efficient web solutions.

How does a React JS Java developer typically collaborate with backend and frontend teams in a project?

React JS Java Developers often serve as a bridge between frontend and backend teams. They work closely with frontend developers to ensure seamless integration of user interfaces built with React JS, while also collaborating with backend teams to design and consume APIs, often implemented in Java. Effective communication and regular code reviews are key to aligning on project requirements and technical standards. This collaboration helps deliver cohesive, scalable, and maintainable applications.

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

To thrive as a React JS Java Developer, you need strong proficiency in Java, JavaScript, React.js, and foundational knowledge of front-end and back-end development concepts, typically supported by a degree in computer science or related experience. Familiarity with tools such as Git, RESTful APIs, Maven, and build systems, as well as certifications like Oracle Certified Java Programmer, are often expected. Excellent problem-solving skills, collaboration, and effective communication differentiate top performers in this role. These skills and qualities are crucial for building scalable, maintainable applications and ensuring seamless integration between front-end and back-end systems.

What is the difference between React Js Java Developer vs Java Developer?

AspectReact Js Java DeveloperJava Developer
Required SkillsJava, React.js, JavaScript, HTML/CSSJava, Spring, Hibernate, SQL
Work EnvironmentFront-end and back-end development, web applicationsBack-end development, enterprise applications
Industry UsageTech companies, startups, web development firmsFinancial, healthcare, enterprise sectors
CertificationsJava SE/EE, React certificationsOracle Java certifications, Spring certifications

The React Js Java Developer combines front-end skills with Java back-end expertise, focusing on building interactive web interfaces with React.js while integrating with Java-based servers. In contrast, a Java Developer primarily works on server-side applications, APIs, and enterprise systems using Java technologies. Both roles require Java knowledge, but React Js Java Developers also need proficiency in front-end frameworks and JavaScript, making their skill sets complementary yet distinct.

What are popular job titles related to React Js Java Developer jobs in Toronto, ON?

For React Js Java Developer jobs in Toronto, ON, the most frequently searched job titles are:

Infographic showing various React Js Java Developer job openings in Toronto, ON as of September 2026, with employment types broken down into 88% Full Time, 4% Part Time, and 8% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $116,964 per year, or $56.2 per hour.

Senior Full Stack Java Developer- Assistant Vice President

Mississauga, ON • On-site

Citi
Banking and Credit Intermediation • 5 - 10K employees

CA$94K - CA$141K/yr

Full-time

Re-posted 6 days ago


Citibank rating

8.4

Company rating: 8.4 out of 10

Based on 179 frontline employees who took The Breakroom Quiz


Job description

Job Description:

The Senior Full Stack Java Developer – is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.
Responsibilities:

  • Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements

  • Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards

  • Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint

  • Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation

  • Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals

  • Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions

  • Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary

  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.


Recommended Qualifications:

  • 5+ years of proven software development experience, specializing in Java, JavaScript framework like React, Spring Boot, and Oracle.

  • Modern Application Development:

  • In-depth knowledge of modern application architecture principles.

  • Clear understanding of Data Structures and Object-Oriented Principles using Java

  • Practical experience with Artificial Intelligence (AI) tools for enhancing development workflows.

  • Proficiency in Microservices frameworks (e.g., Spring Boot), Event-Driven Services, and Cloud-Native Application Development.

  • Multiple years of experience on Service Oriented and Microservices architectures, including REST and GraphQL implementations

  • Full Stack Proficiency: Demonstrated ability to design, develop, and maintain both front-end and back-end components of robust web applications.

  • Front-End Development: Strong expertise in developing intuitive user interfaces using contemporary JavaScript frameworks (e.g., React), HTML5, and CSS.

  • Back-End Development: Solid experience in developing server-side logic and APIs using languages such as Java, Python, or similar.

  • Database Expertise: Comprehensive knowledge of SQL and PL/SQL, with a deep understanding of Relational Database Management Systems (RDBMS), particularly Oracle.

  • API Development: Proven capability in designing, developing, and implementing high-performance RESTful APIs leveraging appropriate frameworks and technologies.

  • CI/CD and DevOps:

  • Proficiency with Continuous Integration/Continuous Deployment (CI/CD) pipelines and tools for building (e.g., Maven, Gradle) and deploying code (e.g., Docker, Jenkins, OpenShift).

  • Experience with AWS is considered a significant advantage.

  • Agile Methodologies: Practical experience working within Agile development methodologies and utilizing project management tools such as JIRA.

Education:

  • Bachelor’s degree/University degree or equivalent experience

  • Master’s degree preferred


This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Job Family Group: Technology

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Job Family:Applications Development

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Time Type:Full time

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Primary Location Full Time Salary Range:$94,300.00 - $141,500.00

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Most Relevant Skills Please see the requirements listed above.

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Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.

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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

 

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.


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About Citigroup Inc

Sourced by ZipRecruiter

We live in an increasingly complex world. Companies these days are either born global or are going global at record speed. Business and geopolitics are forging an entirely new dynamic and consumers now expect financial services to be a seamless part of their digital lives. Citi is a bank that’s uniquely positioned for this moment. Through our vast global network and our on-the-ground expertise, we can connect the dots, anticipate change and empathize the needs of our clients and customers in ways that other banks simply cannot. Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We have set expectations for how we must act to bring our mission to life. These expectations are at the heart of our Leadership Principles – we take ownership, we deliver with pride and we succeed together.

Industry

Banking and credit intermediation

Company size

5,001 - 10,000 Employees

Headquarters location

New York City, NY, US