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Full-Stack Developer

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Citi

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Location:
Poland , Warsaw

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

Join a highly experienced development team in the IDEAS department at Citi, responsible for developing and supporting enterprise web applications globally. Be part of a global organization whose mission is to provide financial services responsibly and enable growth.

Job Responsibility:

  • design, develop, and maintain scalable web applications and microservices, focusing on usability, performance, and resilience
  • implement robust business logic and design efficient, scalable database models
  • develop and enhance user experience (UX) components
  • interact with an extended, global team of passionate, experienced software developers, architects, and business analysts
  • influence technologies and practices and contribute to design discussions and problem-solving sessions

Requirements:

  • 5+ years of experience in Core Java, Java EE, full-stack development, and proven experience in microservices architecture
  • strong proficiency with enterprise message bus systems (e.g., Solace, TIBCO or other JMS-based systems) and deep knowledge of RESTful web services
  • expertise in database design (Oracle 11+, writing complex SQL), ORM technologies, and J2EE application containers (e.g., Tomcat, WebSphere)
  • strong UI development skills, including JavaScript, Bootstrap, JQuery, HTML5, and CSS3/Ajax
  • familiarity with modern development environments (IDEs like Eclipse, IntelliJ), build tools (Maven, Ant), version control (Git), unit, integration, and system testing principles, and security best practices
  • excellent debugging and problem-solving skills, good verbal and written communication, and the ability to balance technical requirements with business needs in a global team
  • bachelor's degree in Computer Science, a related technical field, or equivalent work experience

Nice to have:

  • Business Process Management (BPM) tools
  • modern front-end frameworks (Angular/TypeScript)
  • performance monitoring tools (AppDynamics)
What we offer:
  • private medical care program
  • life insurance program
  • pension plan contribution (PPE Program)
  • employee assistance program
  • paid parental leave program (maternity and paternity leave)
  • sport card
  • holidays allowance
  • sport and team recreation activities
  • special offers and discounts for employees
  • access to an array of learning and development resources
  • a discretional annual performance related bonus

Additional Information:

Job Posted:
November 19, 2025

Employment Type:
Fulltime
Work Type:
On-site work
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