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Full Stack Java Developer

Job in Mississauga, Ontario, Canada
Listing for: Citigroup
Full Time position
Listed on 2026-10-19
Job specializations:
  • Software Development
    Java Developer, Full Stack Developer, Software Engineer, Backend Developer
Salary/Wage Range or Industry Benchmark: 94300 CAD Yearly CAD 94300.00 YEAR
Job Description & How to Apply Below
The Full Stack Developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.
Responsibilities   Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
Ensure essential procedures are followed and help define operating standards and processes
Serve as advisor or coach to new or lower level analysts
Has the ability to operate with a limited level of direct supervision.
Can exercise independence of judgement and autonomy.
Acts as SME to senior stakeholders and /or other team members.
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.
Qualifications   5+ years of relevant experience
Experience in systems analysis and programming of software applications
Experience in managing and implementing successful projects
Working knowledge of consulting/project management techniques/methods
Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Education   Bachelor's degree/University degree or equivalent experience
Technology Skills   Proficient in industry standard best practices such as Design Patterns, Coding Standards, Coding modularity, Prototypes, Object oriented programming etc.
Thorough in-depth understanding of usage of the fundamental concepts of Java and Restful APIs

Experience with Single page application development like React or Angular with state management.
Practical experience with Docker and basic understanding of container orchestration
Implement robust authentication and authorization mechanisms (OAuth 2.0, OpenID Connect, JWT, SSO, RBAC).
Knowledge and application of Java, Spring, Spring Boot, HTML/CSS,

Experience with any SQL (Oracle, Sybase etc.)
Strong knowledge of unit testing frameworks like JUnit, Mockito
Write comprehensive automated tests including unit, integration, and end-to-end tests (Jest, Cypress, Playwright)
Experience in debugging, tuning and optimizing Java micro service components
Expertise in technologies like JMS, Solace is a plus
Experience working in a Continuous Integration and Continuous Delivery environment and familiar with Teamcity, Jenkins, Code Quality/Style Tools
-Sonar Lint, Blackduck etc.
Knowledge of application servers / web servers (weblogic, Tomcat)
Proficiency with Git for managing code versions and collaborating with other developers.
Understanding of web performance monitoring, logging, and error tracking tools
Work experience on the transactional applications for low latency, high availability uses is a plus
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 - $
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…
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