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Full Stack Development Jobs in Mississauga, ON (NOW HIRING)

Citi is seeking a highly motivated and accomplished candidate for Java Full Stack Dev Tech Lead role in Wholesale Lending Technology team that serves Institutional Credit Management (ICM). It is a ...

Quality AssuranceChampion test-driven development, including unit and front-end testing (Cypress ... Who you areProven experience as aFull Stack Developer Lead orSenior Full Stack Developerwith a ...

... development and cloud infrastructure. The ideal candidate will possess deep expertise in our ... Full-Stack Proficiency in Java, Python, and JavaScript. * Hands-on experience with cloud providers ...

... development and cloud infrastructure. The ideal candidate will possess deep expertise in our ... Full-Stack Proficiency in Java, Python, and JavaScript. * Hands-on experience with cloud providers ...

June 1st, 2026 SKILLS REQUIRED * 10+ years of experience as in full stack development * Expertise with front end tools and technologies including Angular Material, Node.JS, Rust, Webpack, Typescript

Applies full stack development patterns and software architecture principles to write robust and maintainable code. * Collaboration: Works effectively in cross-functional teams, partnering with ...

Applies full stack development patterns and software architecture principles to write robust and maintainable code. * Collaboration: Works effectively in cross-functional teams, partnering with ...

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Senior AI Developer/ Full Stack

Toronto, ON · On-site

CA$115K - CA$130K/yr

This role is critical to the development of a fast-moving, mission-critical MVP, ensuring that ... Full Stack Product Development * Contribute to the operator and admin platform using React and ...

Java Full Stack Dev Tech Lead

Mississauga, ON · On-site

CA$120K - CA$170K/yr

The Java Full Stack Dev Tech Lead is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team.

AI Full Stack Developer

Toronto, ON · On-site

CA$114K - CA$171K/yr

We are seeking a talented senior full stack developers or team leads to join our Canadian Apps and ... Integrate Gen AI into development workflows and feature development. * Design, develop, and ...

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Full Stack Development information

What is the difference between Full Stack Development vs Front End Development?

AspectFull Stack DevelopmentFront End Development
Primary FocusBoth client-side and server-side developmentClient-side (user interface and experience)
Required SkillsHTML, CSS, JavaScript, backend languages (e.g., Node.js, Python), databasesHTML, CSS, JavaScript, frameworks like React or Angular
Work EnvironmentInvolves working on entire application stack, often in full project rolesFocuses on designing and implementing user interfaces
Common UsageDeveloping complete web applicationsEnhancing user experience and interface design

Full Stack Developers have a broader skill set covering both front-end and back-end development, enabling them to build complete applications. Front End Developers specialize in creating engaging user interfaces. While both roles require knowledge of HTML, CSS, and JavaScript, Full Stack Developers also work with server-side technologies and databases, making them versatile in full project development.

What cities near Mississauga, ON are hiring for Full Stack Development jobs? Cities near Mississauga, ON with the most Full Stack Development job openings:
Infographic showing various Full Stack Development job openings in Mississauga, ON as of June 2026, with employment types broken down into 83% Full Time, 14% Part Time, 1% Temporary, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.
Java Full Stack Dev Tech Lead

Java Full Stack Dev Tech Lead

Citi

Mississauga, ON • Hybrid

Full-time

Posted 5 days ago


Job description

Citi is seeking a highly motivated and accomplished candidate for Java Full Stack Dev Tech Lead role in Wholesale Lending Technology team that serves Institutional Credit Management (ICM). It is a leadership position responsible for the strategic direction, establishment, and implementation of new or significantly revised application systems and programs. This role involves driving architectural decisions, managing key stakeholder expectations, and providing hands-on technical guidance to ensure the successful delivery of complex solutions. 

This role offers a unique opportunity to immerse oneself in and contribute significantly to the Wholesale Lending Division, gaining extensive exposure to business and technology initiatives aimed at maintaining Citi's leadership position. The environment fosters innovation and operates within a Hybrid-Agile framework.


Responsibilities:

  • Strategic Technical Leadership: Provide vision and strategic direction for the full stack development across Angular/React, Java, and Spring Boot ecosystems, ensuring alignment with enterprise architecture standards and business objectives.

  • Architectural Design & Solutioning: Lead the detailed design and architectural blueprinting of scalable, resilient, and performant solutions, leveraging deep expertise in Java, Spring Boot, Kafka, and microservices architectures.

  • Team Leadership & Management: Work with engineers onshore, offshore and matrix teams to implement a business solution. Mentor, and manage high-performance engineering teams, fostering a culture of technical excellence, collaboration, and continuous improvement.

  • Stakeholder Engagement & Management: Proactively engage with senior business stakeholders, product owners, and other technology groups to understand requirements, manage expectations, communicate progress, and influence strategic decisions.

  • Hands-on Technical Guidance: Provide hands-on expertise in complex coding challenges, code reviews, and technical problem-solving. Guide teams in implementing best practices.

  • Quality Assurance & Standards: Champion and enforce high standards for code quality, security, and maintainability. Drive the adoption of industry best practices, design patterns, coding standards, and modularity across all development efforts.

  • Innovation & Adoption: Continuously evaluate and advocate for the adoption of new development tools, libraries, and approaches to enhance delivery quality, efficiency, and system resilience.

  • Vulnerability & Security Management: Implement stringent security practices, analyze applications for vulnerabilities, and lead efforts in ensuring compliance with Citi's security policies and standards.

  • Problem Resolution & Escalation: Act as a primary escalation point for complex technical issues, exercise expert judgment to identify root causes, analyze information, and implement effective, sustainable solutions.


Required Skills:

  • 8+ years of hands-on experience in building enterprise scale highly componentized applications

  • Expert-level Full Stack Development: Demonstrated experience in Angular, React, and associated testing frameworks (Jest).

  • Advanced Java Ecosystem Proficiency: Expertise in Java, Spring Framework, Spring Boot, Spring Security, Spring Web, Spring Data, coupled with hands-on experience in Threading, Collections, Exception Handling, JDBC, OOD/OOP Concepts, and GoF Design Patterns.

  • Messaging & Integration Architectures: Experience with Messaging-Oriented Middleware (MoM), and Micro-services utilizing REST, with a strong understanding of Kafka and other enterprise messaging systems (e.g., RabbitMQ, ActiveMQ, IBM MQ).

  • Cloud-Native & DevOps Expertise: Proven experience in designing and implementing cloud-ready applications and deployment pipelines on large-scale container platforms (e.g., Kubernetes, Docker). Strong understanding of CI/CD environments and tools (Tekton, Harness, Jenkins, Code Quality).

  • Database Expertise: Proficient in SQL, particularly Oracle dialect, with comprehensive knowledge of database SQL optimization.

  • Architectural & Design Principles: In-depth knowledge of industry standard best practices, design patterns, coding standards, modularity, and prototyping.

  • System Optimization & Troubleshooting: Advanced skills in debugging, performance tuning, and optimizing complex enterprise applications.

  • Agile & SDLC Leadership: Thorough understanding and practical experience leading teams within the Agile SDLC framework.

  • Leadership & Communication: Consistently demonstrates clear and concise written and verbal communication skills, with a proven ability to lead, influence, and articulate complex technical concepts to both technical and non-technical senior stakeholders. Demonstrated ability to adjust priorities quickly as circumstances dictate, and project management skills to manage multiple critical deliverables.

Nice to have Skills:

  • Industry: Experience developing applications in Financial Services.

  • Documents Storage: Experience with storage of documents in Documentum, S3 compatible Software Defined Storage (SDS) systems.

  • Application Servers: Experience with application servers like Tomcat, Jetty, Apache HTTPD.

  • Application Performance Monitoring Tools: Experience with APM tools like Dynatrace, AppDynamics.

  • Caching Technologies: Experience with distributed caches like Hazelcast, MemCached, Redis.

  • AI: Experience working with Gen AI Integrations.


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:$120,800.00 - $170,800.00

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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.

 

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