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Citi Logo Citi · IT - Software Development

Senior Application Full Stack Developer

Canada, Mississauga · Job Posted June 12, 2025
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Job Description

The Senior Application Full Stack Developer role involves designing and developing enterprise applications in the Capital Markets domain. The candidate must have expertise in Microservices architecture, Java, Angular, and other technologies. Responsibilities include managing application solutions, ensuring high-quality delivery, migration of monolithic systems to Microservices, and collaborating with cross-functional teams for optimal solutions. The role demands adherence to best practices and involves high-pressure global settings.

Job Responsibility

  • Responsible for design and development as a full stack java developer to build very high volume low latency enterprise applications that can adapt and scale to changing market conditions
  • Responsible for delivery of application technology solutions and data information planning effort, owns the technical development environment and works with the Enterprise team to deliver in a fast paced time bound manner
  • Help ensure high quality software delivery by providing guidance on testing strategy, technical consultation to plan/design performance testing, and providing feedback/guidance for tuning performance and other non-functional elements of the application
  • Migration of application functionalities that are part of large monolithic systems, running on WebLogic, into an ecosystem of Microservices using the latest technologies, and/or a combination of microservices and monoliths where applicable
  • Understanding the client requirements and envision the solution that can be captured as respective user stories in JIRA
  • Understanding the impact of adapting different architectures and designs and present the same to all relevant stakeholders
  • Management of both functional and technical requirements while deciding on technical solutions
  • Development of solutions following established technical design, application development standards and quality processes in projects
  • Building test automation suites to reduce the regression effort of the QA team
  • Identification of existing system bottlenecks and deficiencies, devise and implement robust solutions to address these shortcomings
  • Interaction with other stakeholders not limited to end-user clients, Project Manager/Scrum master, Business Analysts, offshore development, Quality Assurance and other cross-functional teams
  • Drive the design and development of system architecture, work with stakeholders of the systems, and enhance the quality of deliverables
  • Work with Production Service/Support to resolve issues
  • Stay up-to-date with new development tools and strategies
  • Ensure that the requirements are properly analyzed prior to planning implementation
  • Understand what customer needs
  • Ensure design and development to customer specifications with best quality implementation practices
  • Meet customer requirements with least amount of rework and high amount of test coverage in the least amount of time

Requirements

  • 5+ years of experience as a Senior Java Developer with hands on end to end solutions
  • Hands on experience using Core java, Server side Java, Javascript, MVC Pattern, Spring Framework
  • Diverse experience utilizing tools in Microservices architecture applications using Spring Boot, Spring Cloud config, Netflix OSS components (Eureka, Zuul, Hystrix), Pivotal Cloud Fundry, ZooKeeper, AWS etc.
  • Role requires overcoming obstacles through collaboration, research/ testing and communication with ability to negotiate solutions
  • Individual must have experience working in a high pressure, fast paced 'Global' environment providing daily support to multiple competing priorities
  • Excellent interpersonal, oral and written communication skills
  • 5+ years of Oracle RDBMS design and development skills with excellent knowledge in store procedures, PL/SQL, triggers and performance tuning
  • Experience migrating Oracle RDBMS to ECS cloud and NoSQL database
  • Architect and hands on technical experience in implementing large volume real time complex solutions in Big Data Platforms & Public Cloud platforms would be a huge asset
  • 5+ years hands on experience in ETL functionalities including experience with tools like Talend, Infomatica, spark etc.
  • Strong hands-on experience adhering to Java concurrency, concurrency patterns and building thread safe code
  • Thorough experience working with transaction management, JTA, building very high volume low latency applications
  • Digital stacks include: (Apache, J2EE, Java, JBoss, MQ, Oracle, SQL Server, DB2, Windows, and Linux)
  • Hands on exposure on shell scripting and Unix/Linux/Windows System Administration
  • Expert level knowledge of relational and non-relation data models and queries i.e. SQL language semantics
  • Understanding of Network infrastructure (HTTP/S, TCP/IP, TLS.,DNS, Load-balancers, firewalls, proxies, B2B links)
  • Experience in using JMS to connect to Tibco/IBM MQ middleware
  • Experience with Spring Framework and Spring Boot, Microservices, Spring MVC, Spring Data, Spring JMS, Spring JDBC, Spring Security
  • Experience in Java front end frameworks like Angular, React.js, jQuery etc.
  • Experience with WebLogic 10 and 12c application server
  • Agile/SCRUM development experience with multiple Agile/SCRUM projects
  • Application Development using Software Development Life Cycle, SDLC
  • Microservices development experience using Spring boot, AppDynamics, Docker, MongoDB / Cassandra, Kubernetes, Kafka, RabitMQ, Swagger etc.
  • Experience in Java multi-threaded programming
  • Experience with Test Driven Development TDD
  • Experience in writing stored procedures, packages, functions etc.
  • Experience with code versioning tools such as Github, Bitbucket, Subversion, Perforce
  • Experience in DevOps process and tools like Jenkins/Bamboo/UrbanCode also build technology like Maven/Gradle
  • BS/MS degree in Computer Science, or equivalent

Nice to have

  • Experience in supporting Elasticsearch, Logstash and Kibana stack environment
  • Industry recognized Technology Certifications in AWS, Data Warehousing and Oracle RDBMS
  • Experience in developing and deploying applications to cloud platforms AWS, GCP, PCF
  • Experience in Capital Market domain
  • Experience in Angular UI/UX development with hands on end to end solutions
  • Experience in Weblogic EJB development with hands on end to end solutions
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