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Junior Full Stack Java Developer Jobs in Ontario

Senior Java Developer

Toronto, ON · Hybrid

CA$120K - CA$145K/yr

About The Role As a Full Stack Java Developer you'll be tasked with working on web application development in Java and Spring Boot. Working within the software development team, your duties will ...

The ideal candidate is an experienced Software Developer who is experienced with Java, TypeScript ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...

... and mentor junior developers. \n \n \n \n \n \n \n This role will involve adding various new ... Java, Ruby, Python)\n \n * 3\-5 years' commercial experience with HTML5, CSS3, JavaScript and ...

We are seeking a Full Stack Developer to design, develop, test, deploy, and support software ... Proficiency in at least two programming languages, such as Java and JavaScript, with experience ...

Full Stack Engineer Role Overview We are seeking an experienced Full ... Stack Developer with strong Java expertise to join a technology team focused on building and ...

From a technical standpoint, the Software Engineer has full-stack coding and implementation ... Clear understanding of Data Structures and Object-Oriented Principles using Java Practical ...

... full stack application development with strong expertise in Python orJava Deep experience with ... engineering and basic agent workflows o Vector search and retrieval concepts Familiarity with Gen ...

Full Stack Engineer About the Role We are seeking an Full Stack Engineer to design, develop, deploy ... Working knowledge of Java and Unix/Linux environments. Experience with CI/CD and Agile/DevOps ...

... full stack developer to join their team. \n \n \n \n \n \n \n Role Overview\n \n The primary ... Excellent knowledge in JEE\/Spring, JAVA 8, Maven, Shell\-Scripting.\n \n * Experience with micro ...

Mentor junior and intermediate developers, while promoting engineering best practices across the ... Backend: Node.js, TypeScript, Express, Java (11/17/21), Spring Boot, REST APIs, WebSockets

Showing results 41-60

Junior Full Stack Java Developer information

What is a junior full stack Java developer?

A Junior Full Stack Java Developer is an entry-level software developer who works on both front-end and back-end development using Java and related technologies. They assist in building, testing, and maintaining web applications, often working with frameworks like Spring Boot for the back-end and JavaScript libraries for the front-end. Their responsibilities typically include writing clean and efficient code, debugging issues, and collaborating with other team members. This role requires foundational knowledge of databases, APIs, and cloud platforms. It is a great starting point for developers looking to grow into full-stack expertise.

What are the key skills and qualifications needed to thrive as a junior full stack Java developer?

To thrive as a Junior Full Stack Java Developer, you need a solid understanding of Java programming, web development fundamentals (HTML, CSS, JavaScript), and basic database management, often supported by a degree in computer science or related experience. Familiarity with frameworks like Spring Boot, front-end libraries such as React or Angular, version control systems like Git, and exposure to RESTful APIs and cloud platforms is typical and advantageous. Strong problem-solving abilities, teamwork, eagerness to learn, and effective communication set outstanding candidates apart. These skills and qualities ensure you can develop, debug, and maintain both front-end and back-end systems while collaborating effectively in dynamic software development environments.

What are the typical responsibilities of a junior full stack Java developer on a daily basis?

As a Junior Full Stack Java Developer, your daily tasks usually include writing and testing Java code for back-end logic, developing and maintaining front-end components, and fixing bugs reported by users or testers. You’ll often participate in code reviews, collaborate with team members through agile meetings, and help integrate new features into existing applications. Additionally, you may be involved in database management and work closely with senior developers or product managers to understand requirements and deliver solutions. This role offers valuable hands-on experience across the software development lifecycle while providing opportunities to learn from more experienced colleagues.

How much do junior full stack Java developers make?

Junior full stack Java developers typically earn between $50,000 and $80,000 annually, depending on location, experience, and company size. Entry-level roles often require knowledge of Java, JavaScript, and frameworks like Spring or React, with salaries increasing with additional skills and certifications.

How much does a junior full stack Java developer earn?

A junior full stack Java developer typically earns between $50,000 and $80,000 annually, depending on location, experience, and company size. Entry-level roles often require knowledge of Java, JavaScript, and frameworks like Spring or React, with salaries increasing as skills and experience grow.

Is Java full stack developer still in demand?

Java full stack developers are still in demand due to their ability to handle both front-end and back-end development using Java, Spring, and related technologies. Many organizations seek these skills for building scalable, full-featured applications, and demand remains strong in industries like finance, healthcare, and technology. Staying updated with frameworks, cloud platforms, and modern tools can enhance job prospects in this field.

What are the most commonly searched types of Full Stack Java Developer jobs in Ontario?

The most popular types of Full Stack Java Developer jobs in Ontario are:

What are popular job titles related to Junior Full Stack Java Developer jobs in Ontario?

For Junior Full Stack Java Developer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Junior Full Stack Java Developer jobs in Ontario look for?

The top searched job categories for Junior Full Stack Java Developer jobs in Ontario are:

What cities in Ontario are hiring for Junior Full Stack Java Developer jobs?

Cities in Ontario with the most Junior Full Stack Java Developer job openings:

Infographic showing various Junior Full Stack Java Developer job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 13% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Full Stack Developer - Assistant Vice President

Mississauga, ON • On-site

Citi
Banking and Credit Intermediation • 5 - 10K employees

Full-time

Posted 12 days ago


Citibank rating

8.4

Company rating: 8.4 out of 10

Based on 179 frontline employees who took The Breakroom Quiz

39th of 176 rated banks


Job description

About Citi Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients.

Diversity is a key business imperative and a source of strength at Citi. Being the best for our clients requires a culture of inclusion; an environment of equity, respect, and opportunity for everyone. Teams with varied backgrounds and experiences bring different perspectives to the conversation, enhance decision-making, and improve overall business performance.

Citi has made it a priority to foster a culture where the best people want to work, where individuals are promoted based on merit, where we value and demand respect for others and where opportunities to develop are widely available to all. Rates eTrading Tech Overview The evolution of electronic trading and automation has changed the way that rates products trade forever; driving a need for real-time, low latency pricing, market making and risk technology. In this increasingly electronic and competitive landscape, Citi is key player due to its leading eTrading platform and investment in technology.

The Rates eTrading team is at the forefront, by building high-performance low latency technology that supports the execution of billions of dollars of client trades every day. Our competitive advantage is our technology and having a platform that provides exceptional and dependable trading experience. If you have this kind of vision, capable of seeing ahead, of developing a clear path forward in a quest to try the as yet untried, here is the opportunity.

Job Purpose: We are looking for a talented and passionate individual to join our Full Stack development team. This role involves evolving our next-generation trading applications by contributing to both backend Java services and modern frontend experiences using Angular and NodeJS. The successful candidate will gain valuable exposure to the Electronic Trading business and an opportunity to work on a large scale, modern technology platform with a global presence.

The team works closely with end users gaining direct exposure to the fast paced world of front office trading and finance. Responsibilities: Understanding of good design principles and ability to adhere to complex design standards across the full stack (frontend and backend). Development of common, reusable components and services utilizing Citi's best practices, covering both client-side (Angular, NodeJS) and server-side (Java).

Responsible for creating high performance, low latency applications, both in backend services leveraging existing Citi framework and in responsive, user-friendly frontend interfaces. Ensuring strong reliability, scalability and performance of our components across the entire application stack. Apply an engineering mind-set to development work: understand use-cases in details, develop metrics to build good estimates of volume and compute velocity requirements, understand and discuss openly any implementation limitations or workaround.

Contribute actively to system design decisions for both frontend and backend architectures. Evaluate and build POCs for new strategic initiatives and work to convert to industrial level solutions. Provide post release assistance to business, development and support groups.

Develop application as per best practice and remain compliant with prescribed best practices (TDD, maintain high unit test coverage, CI...). Assisting in third line support during core trading hours. Qualifications: Required: 5+ years of strong hands-on development experience in Java, including expertise with Spring or another dependency injection framework

3+ years of experience with Angular for building modern, responsive web applications. 3+ years of experience with NodeJS for developing scalable server-side applications, APIs, or build tooling. 5+ years' experience in developing and maintaining highly scalable, real-time, low latency, high-volume, scalable microservices.

Experience with real-time messaging middleware (Kafka, RabbitMQ, Solace, Tibco, ...). Experience working with multi-threaded applications. Strong software development fundamentals, data structures, design patterns, Object-Oriented programming, architecture, algorithms, and problem-solving skills

Application deployment and debugging of applications on UNIX/LINUX. Nice to Have: Understanding of capital markets and financial derivatives (rates or other). Experience with system performance tuning and low latency Java programming.

Hands-on experience in database technologies, including RDBMS (Oracle, ...) and No SQL (MongoDB). Experience with In-Memory Datastore/Cache libraries (Sol cache, Redis, Apache Ignite, Gemfire.) Experience with CI/CD pipelines. Test-driven development, including Unit and End-to-End Testing, across both frontend and backend

Familiarity with containerization technologies like Docker and Kubernetes. Competencies: Strong verbal and written communication skills; ability to face off to business users Self-motivated individual and with determination to achieve goal Willingness to learn, both technically and professionally Strong analytical and problem solving skills Good team working skills and ability to work in a distributed global team environment Ability to work on a fast-pace environment; Flexible and able to deliver quality results in the required timeframe Education: Bachelor's degree/University degree or equivalent experience This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $94,300.00 - $141,500.00 ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ 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. ------------------------------------------------------ This job opening is for an existing job vacancy. ------------------------------------------------------ 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.


What Citibank employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Citigroup Inc logo

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