Citi Logo

Citi

Lead Java Developer

Reposted Yesterday
Be an Early Applicant
In-Office
Mississauga, ON
Senior level
In-Office
Mississauga, ON
Senior level
Lead the design and development of complex systems using Java, Spring, and React. Ensure high quality through code reviews and testing, mentor junior developers, and advocate for emerging technologies.
The summary above was generated by AI

The Applications Development Technology Lead Analyst 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.

Key Responsibilities:

  • Design and development of complex systems using Spring, Spring Boot and Spring Cloud, React/Angular ,Workflow technologies.
  • Architect and implement microservices-based solutions  with focus on scalability, reliability and performance.
  • Apply  TDD and test-first development practices across all development stages.
  • Collaborate with cross-functional teams to define, design and deliver new features.
  • Guide the integration and optimization of Oracle and MongoDB in high-performance environments.
  • Implement data access layers using Hibernate  and  JPA and manage caching using Redis or other caching frameworks.
  • Ensure high quality through effective code reviews, static code analysis and performance optimization.
  • Mentor and guide junior developers and contribute to a culture of continuous improvement.
  • Stay up-to-date with emerging technologies and industry trends, advocating for their adoption where appropriate.

Required Skills :

  • Strong-level proficiency in React.js: Demonstrated experience building complex, dynamic, and performant user interfaces. Deep understanding of React ecosystem, state management (e.g., Redux, Context API), and component lifecycle.
  • Strong proficiency in Node.js: Experience designing and implementing scalable RESTful APIs and microservices.
  • Strong proficiency in Java and Spring Boot: Proven experience in building enterprise-grade back-end applications and services.
  • Proven experience in designing and building complex dynamic rendering frameworks/systems. Understanding of server-side rendering (SSR), client-side rendering (CSR), and hydration techniques.
  • Solid understanding and hands-on experience with Microservices Architecture and best practices.
  • Proficient in Hibernate, JPA and working with both relational (Oracle) and  NoSQL(MongoDB) databases
  • Experience with Redis or equivalent for caching and performance optimization.
  • Proven experience with Test-Driven Development (TDD) and Sift-Left testing strategies.
  • Hands-on experience with test automation tools/frameworks such as Junit, Mockito, REST Assured, Cucumber or Selenium.
  • String understanding of application performance, monitoring and optimization techniques.
  • Excellent problem-solving skills and ability to lead complex development tasks.
  • Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.

Preferred Skills:

  • Exposure to API Gateways, Service Discovery and  Distributed Tracing
  • Exposure to Workflow tools (e.g Pega, RHPAM or equivalent workflow tool)
  • Exposure to Continuous Integration and Continuous Delivery (CI/CD) pipelines,
    either on-premise or public cloud (i.e., Tekton, Harness, Jenkins, etc.).
  • Familiarity with DevOps Practices and containerization tools like Docker and orchestration with Kubernetes.
  • Experience with code quality tools (e.g. SonarQube, Checkmarks)
  • Understanding of security best practices for backend development (OAUth2, JWT, Spring Security)
  • Proven leadership and team collaboration skills.
  • String communication and stakeholder management.
  • Ability to balance technical depth with business priorities.
  • Passion for high-quality, clean and maintainable code.

Qualifications:

  • 8+ years of relevant experience
  • Experience in systems analysis and programming of software applications
  • Experience in managing and implementing successful projects
  • Demonstrated leadership skills
  • Proven project management skills
  • Expertise in industry practices and standards of application architecture role
  • Consistently demonstrates clear and concise written and verbal communication
  • Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Education:

  • Bachelor’s degree/University degree or equivalent experience

------------------------------------------------------

Job Family Group:

Technology

------------------------------------------------------

Job Family:

Applications Development

------------------------------------------------------

Time Type:

Full time

------------------------------------------------------

Primary Location Full Time Salary Range:

$120,800.00 - $170,800.00

------------------------------------------------------

Most Relevant Skills

Please see the requirements listed above.

------------------------------------------------------

Other Relevant Skills

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

------------------------------------------------------

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.

Top Skills

Angular
Cucumber
Docker
Hibernate
Java
Jpa
Junit
Jwt
Kubernetes
Mockito
MongoDB
Node.js
Oauth2
Oracle
React
Redis
Rest Assured
Selenium
Sonarqube
Spring
Spring Boot
Spring Cloud
Tdd

Similar Jobs

3 Days Ago
In-Office
Mississauga, ON, CAN
Senior level
Senior level
Fintech • Financial Services
Lead Java Developer responsible for designing and developing scalable software solutions, overseeing application systems analysis, and modernizing the client onboarding technology platform.
Top Skills: CSS3HibernateHTML5JavaJavaScriptKotlinMongoDBOraclePostgresReactReduxRestful ApisSpring
4 Hours Ago
In-Office
Mississauga, ON, CAN
Senior level
Senior level
Fintech • Financial Services
As a Lead Full Stack Java Developer, you will design and implement microservices with Java and Spring Boot, optimize applications, integrate systems, and mentor mid-level developers and analysts.
Top Skills: AWSAzureConfluenceDockerElk StackGCPGitGrafanaHazelcastJaegerJavaJIRAKafkaKubernetesMongoDBPrometheusRedisSpring BootZipkin
4 Hours Ago
In-Office
Mississauga, ON, CAN
Senior level
Senior level
Fintech • Financial Services
Lead the design, development, and implementation of scalable microservices-based systems using Java and related technologies while mentoring mid-level developers and ensuring system reliability.
Top Skills: AWSAzureConfluenceDockerElk StackGCPGitGrafanaJaegerJavaJIRAKafkaKubernetesMongoDBPrometheusSpring BootZipkin

What you need to know about the Toronto Tech Scene

Although home to some of the biggest names in tech, including Google, Microsoft and Amazon, Toronto has established itself as one of the largest startup ecosystems in the world. And with over 2,000 startups — more than 30 percent of the country's total startups — Toronto continues to attract new businesses. Be it helping entrepreneurs manage their finances, simplifying business operations by automating payroll or assisting pharmaceutical companies in launching new drugs, the city's tech scene is just getting started.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account