Full-Stack Developer, Citi

Citi

Location:
Poland, Warsaw

Category:
IT - Software Development

Contract Type:
Not provided

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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Full-Stack Developer