Lead Java Full Stack Developer

Posted Yesterday
Be an Early Applicant
Mississauga, ON, CAN
Hybrid
121K-171K Annually
Senior level
Financial Services
The Role
Lead development of modern full-stack web applications using Java, Spring Boot, Angular, microservices, REST APIs, SQL Server, Elasticsearch, and Kafka. Design scalable backend services, responsive interfaces, micro-frontends, integrations, and CI/CD pipelines. Contribute to testing, code reviews, technical standards, performance optimization, and production support while collaborating within an agile engineering team.
Summary Generated by Built In

Lead Java Developer
Job Description

Role Summary: We are looking for a Java Full-Stack Engineer to design, build, and support modern web applications. This role spans front-end development (Angular or React) and back-end services (Java/Spring Boot), with a focus on API-first, microservices-based architecture and CI/CD-driven delivery.

Key Responsibilities

  • Develop and maintain web applications across the stack: UI, APIs, and backend services.
  • Build scalable, secure microservices using Java and Spring Boot.
  • Develop responsive user interfaces using Angular, leveraging Kendo UI components where appropriate.
  • Implement and support micro front-end patterns (composition, shared libraries, module federation or equivalent approaches).
  • Design, build, document, and consume RESTful APIs; ensure service contracts and versioning strategies are followed.
  • Work with SQL Server and optimize queries, indexes, and data access patterns.
  • Implement search and indexing solutions with Elasticsearch.
  • Build event-driven integrations using Kafka (producers/consumers, topics, schema/versioning awareness).
  • Use GitHub / Bitbucket and contribute to automated CI/CD pipelines (build, test, deploy).
  • Write unit and integration tests; participate in code reviews and engineering best-practice adoption.

Required Skills & Qualifications

  • 6-10 years of experience in full-stack web application development.
  • Strong backend development experience with Java and Spring Boot (REST APIs, security concepts, performance, and scalability).
  • Strong front-end development experience with Angular including TypeScript, HTML5, and CSS.
  • Experience using UI component libraries such as Kendo UI.
  • Working knowledge of micro front-end architecture and patterns.
  • Solid understanding of API design and microservices (service boundaries, resilience, observability basics).
  • Hands-on experience with SQL Server and relational data modeling.
  • Experience with Elasticsearch and event streaming with Kafka.
  • Proficiency with GitHub / Bitbucket workflows and practical experience with CI/CD pipelines.
  • Strong communication skills, ownership mindset, and ability to work collaboratively in an agile team.

Preferred / Nice to Have

  • Experience with cloud platforms (AWS, Azure, or GCP).
  • Containerization and orchestration experience (Docker, Kubernetes/OpenShift).
  • Experience with automated testing frameworks (unit, integration, and UI testing).
  • Exposure to observability practices (logging, metrics, tracing) and production support.

Education

Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience

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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.

 

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.

Skills Required

  • 6-10 years of experience in full-stack web application development
  • Strong backend development experience with Java and Spring Boot, including REST APIs, security, performance, and scalability
  • Strong front-end development experience with Angular, TypeScript, HTML5, and CSS
  • Experience with UI component libraries such as Kendo UI
  • Working knowledge of micro-frontend architecture and patterns
  • Understanding of API design and microservices, including service boundaries, resilience, and observability basics
  • Hands-on experience with SQL Server and relational data modeling
  • Experience with Elasticsearch and Kafka event streaming
  • Proficiency with GitHub or Bitbucket workflows and CI/CD pipelines
  • Strong communication, ownership, and collaborative agile-team skills
  • Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience
  • Experience with cloud platforms such as AWS, Azure, or GCP
  • Containerization and orchestration experience with Docker, Kubernetes, or OpenShift
  • Experience with automated unit, integration, and UI testing frameworks
  • Exposure to observability practices and production support
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The Company
HQ: New York, NY
226,610 Employees
Year Founded: 1998

What We Do

Citigroup is a global diversified financial services holding company serving consumers, corporations, governments and institutions. It provides consumer banking and credit, corporate and investment banking, securities brokerage, trade and securities services, and wealth management. Operating across nearly 160 countries and jurisdictions, Citi aims to be a leading partner for institutions with cross-border needs, a global wealth manager, and a valued personal bank in the United States.

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