Backend Java Developer Job at Citi (Warsaw)

Backend Java Developer

Citi

Location:
Poland , Warsaw

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

189660.00 - 322940.00 PLN / Year

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Job Description:

Are you a highly skilled and motivated Software Engineer looking to make a significant impact in the dynamic world of finance? Join our cutting-edge technology team and play a pivotal role in developing and enhancing our proprietary “Margin Calculations and Reporting” Platform, a critical component of our Prime Finance Services organization. This is an exceptional opportunity to apply your technical expertise to complex, computing-intensive financial solutions within a collaborative and globally connected environment. This role is at the heart of our Prime Services division, where you will contribute to the evolution of a sophisticated margin calculation engine. This engine leverages a complex model and intricate business logic to provide leverage to clients and reduce risk for Citi, directly impacting our financial operations. As a Software Engineer, you will be instrumental in delivering end-to-end software solutions, ensuring scalability, performance, and robustness for our critical financial systems globally.

Job Responsibility:

Innovate & Develop: Design, develop, and implement robust and scalable application systems and programs for the Margin Calculation Services and reporting, aligning with strategic technology initiatives
Problem Solve: Consult with users, clients, and other technology groups on issues, and recommend programming solutions
Analyze complex technical and business challenges, and propose innovative solutions that enhance system functionality and business processes
Project work: Monitor and guide all phases of the software development lifecycle, from analysis and design through construction, testing, and implementation, ensuring timely and high-quality project delivery
Provide user and operational support on applications to business users
Strategic Impact: Utilize your expertise in application development to make evaluative judgments, recommend security measures, and contribute to post-implementation analysis, ensuring optimal system design and functionality
Collaboration & Consultation: Partner closely with project managers, business stakeholders, and senior managers to translate complex business requirements into well-architected technical solutions
Consult with users and other technology groups, providing advanced programming insights and support
Operational Excellence: Ensure adherence to best practices and essential procedures
Autonomy & Ownership: Operate with a high degree of independence and judgment, taking ownership of critical initiatives and driving them to successful completion
Risk Management: Proactively assess and manage technical risks, demonstrating a strong commitment to regulatory compliance, ethical judgment, and transparent reporting of control issues

Requirements:

4-6 years in systems analysis and programming of software applications
Strong expertise in core Java, collections, concurrency, and streams
Deep experience with the Spring framework (Boot, MVC, Data, etc.), Hibernate, and RESTful API development
Excellent knowledge of Microservices architecture, algorithms, data structures, and design patterns
Proficient in Test-Driven Development (TDD) using frameworks like JUnit and Mockito
Solid understanding of SQL and comfortable working in Linux environments
Experience with messaging (JMS, Kafka), containerization (Docker, Kubernetes), and optionally distributed caches (Apache Gemfire)
Working knowledge of Agile project management and proven ability to collaborate effectively in a fast-paced, global team environment
Bachelor’s degree/University degree in Computer Science, Engineering, or a related field, or equivalent practical experience

Nice to have:

Prior experience or a keen interest in the financial services industry
Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Experience of working in fast paced environment
Flexible and adaptive, team player
Excellent analytical and communication, interpersonal skills

What we offer:

Employer paid Defined Contribution Pension Plan contribution of 6% of employee’s pensionable earnings (PPE Program)
Employer paid Private Medical Care Package for employees and Private Medical Care Packages for certain family members available at preferential rates
Employer paid Life Insurance Program for employees and Life Insurance for certain family members available at preferential rates
Employee Assistance Program financed by Employer
Paid Parental Leave Program (maternity and paternity leave
statutory and 2 weeks additional paid paternity leave)
Sport Card for employees subsidized via Social Benefits Fund and Sport Cards for certain family members available at preferential rates
Additional benefits from Company’s Social Benefit Fund, in particular: Holidays Allowance, support for sport and cultural activities, team building events
Additional day off for volunteering
Cafeteria/ flex benefit – a company benefits system which enables employees to select and purchase benefits offered by a provider and available for employees on the platform
Opportunity to receive an annual discretionary incentive award
Special offers and discounts for employees

Additional Information:

Job Posted:
May 16, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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