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Developer Poland, Warsaw Jobs (Hybrid work)

47 Job Offers

Java Backend Developer
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Join Citi’s FRM team in Warsaw as a **Java Backend Developer** to build cutting-edge solutions for the Iris product suite. You’ll leverage **Java, Spring Boot, and SQL** to design scalable applications, with opportunities to work on microservices and CI/CD. Ideal for developers with 4-5 years of ...
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Poland , Warsaw
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189660.00 - 322940.00 PLN / Year
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Citi
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Until further notice
Java Developer with Kotlin
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Senior Java Developer with Kotlin sought for Citi’s Prime Brokerage Technology team in Warsaw. You will design and deliver core platform components using Java, Kotlin, and TDD within an agile environment. Ideal candidates have 5-8 years of experience, strong CI/CD knowledge, and familiarity with ...
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Poland , Warsaw
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189660.00 - 322940.00 PLN / Year
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Citi
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Until further notice
Senior CMS Drupal Developer
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Senior CMS Drupal Developer sought for a leading digital transformation firm. Join an international team managing 140+ sites, driving the transition to a unified Drupal 11 multisite platform. Requires deep Drupal & WordPress expertise, plus modern front-end skills (React, Next.js). Based in Warsa...
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Poland , Warsaw
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Salary
150.00 - 160.00 PLN / Hour
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Cyclad Sp. z o.o.
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Senior Java Cloud Developer
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Senior Java Cloud Developer sought to join Citi’s XiNG platform team in Warsaw, Poland. You will design and maintain a high-performance distributed calculation engine handling 500 million daily risk calculations. Requires 10+ years of Java, Spring Boot, Kubernetes, and cloud expertise. Benefits i...
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Poland , Warsaw
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Salary
268390.00 - 457010.00 PLN / Year
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Citi
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Business Developer Off - Street Parking
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Join Arrive as a Business Developer in Warsaw, Poland, driving digital transformation for off-street parking operators. Leverage your 2+ years of B2B account management experience to manage the full sales cycle, from lead generation to contract closing. Polish native with B2 English required; kno...
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Poland , Warsaw
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Not provided
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Arrive
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Backend Java Developer
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Join Citi’s Prime Finance team in Warsaw as a **Backend Java Developer**. Leverage 4-6 years of expertise in **Core Java**, **Spring**, and **Microservices** to build a high-performance margin calculation engine. You’ll drive complex financial solutions using **Kafka**, **Docker**, and **TDD** in...
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Location
Poland , Warsaw
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Salary
189660.00 - 322940.00 PLN / Year
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Citi
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Python Developer (AI & GenAI focus)
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Senior Python Developer (AI & GenAI) sought for a high-visibility role in Warsaw. You will bridge POCs and production, building robust LLM solutions with RAG, LangChain, and Vector Databases. Collaborate directly with the Lead Architect on scalable AI systems in a regulated environment. This hybr...
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Poland , Warsaw
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Not provided
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Talan
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Senior Java Developer
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Poland , Warsaw
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Not provided
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Sportradar
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Until further notice
Java Developer with Kotlin
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Poland , Warsaw
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189660.00 - 322940.00 PLN / Year
https://www.citi.com/ Logo
Citi
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Java Developer
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Poland , Warsaw
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189660.00 - 322940.00 PLN / Year
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Citi
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Until further notice
Senior Java Developer With Kotlin
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Poland , Warsaw
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268390.00 - 457010.00 PLN / Year
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Citi
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Senior Java Developer
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Senior Java Developer sought by Sportradar, a NASDAQ-listed sports-tech leader, to join the Live Data Services team in Warsaw. You will design, build, and deploy cloud-native microservices using Java, Spring, and TDD. Ideal candidates have 3+ years of backend experience, an Agile mindset, and fam...
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Poland , Warsaw
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Not provided
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Sportradar
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Java Developer
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Join Citi’s Risk Technology Team in Warsaw as a Java Developer. Leverage 5-8 years of expertise in Java, Spring Boot, and Microservices to build high-availability, low-latency solutions for Rates Trading. Enjoy a global career with benefits like a 6% pension contribution and private medical care....
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Poland , Warsaw
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189660.00 - 322940.00 PLN / Year
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Citi
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Python Counterparty Credit Risk Developer - AVP
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Join Citi in Warsaw as a Python Counterparty Credit Risk Developer (AVP). Leverage 4+ years of Python expertise to build and optimize derivatives credit risk applications. Enhance CI/CD pipelines, collaborate with Quant teams, and drive cloud transitions. Enjoy a competitive benefits package incl...
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Poland , Warsaw
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Not provided
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Citi
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Python Counterparty Credit Risk Senior Developer - VP
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Senior Python Developer (VP) sought for Citi’s Counterparty Credit Risk team in Warsaw. You will develop and maintain the ACE application, integrating quant models with Front Office systems. Requires deep Python, mathematical finance, and stochastic calculus skills. Benefit from a 6% pension cont...
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Poland , Warsaw
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Salary
268390.00 - 457010.00 PLN / Year
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Citi
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Java Developer
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Join Citi's global tech team in Warsaw as a Java Developer. Build a next-generation Risk Management Platform using modern Java, Spring Boot, and Microservices. Leverage your 5+ years of experience in a role offering full development lifecycle involvement and comprehensive benefits. Contribute to ...
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Poland , Warsaw
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Not provided
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Citi
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Full Stack Developer
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Join our Warsaw team as a Full Stack Developer. You will design high-availability software using Python, C/C++, and cloud platforms (AWS) within a DevOps culture. This permanent role offers career growth in a multicultural environment, working on large-scale international financial systems. Stron...
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Poland , Warsaw
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Talan
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Senior Full-Stack developer - Java/JavaScript
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Join our team in Warsaw as a Senior Full-Stack Developer. You will build and enhance the Prime Risk Analytics Platform using Java, Spring Boot, Angular, and TypeScript. This role requires expertise in financial risk concepts, SQL Server, and CI/CD pipelines. We offer a competitive benefits packag...
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Poland , Warsaw
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Not provided
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Citi
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Hadoop / Big Data Developer
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Join our banking client in Warsaw as a Hadoop/Big Data Developer. Design and maintain scalable data pipelines using Java/Scala, Spark, and the Hadoop stack (Hive, YARN). Enjoy a long-term role with training, a clear career path, and a full benefits package in a collaborative SAFe Agile environment.
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Poland , Warsaw
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Not provided
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Astek
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Senior Full-Stack Developer (Java) - Enterprise Applications
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Join Citi's global IDEAS team in Warsaw as a Senior Full-Stack Java Developer. Design and enhance scalable enterprise applications and microservices using Java EE, REST APIs, and modern UI technologies. Leverage your 5+ years of experience in a collaborative, global environment with a comprehensi...
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Poland , Warsaw
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Salary
241750.00 - 411650.00 zł / Year
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Citi
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Until further notice
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About the Developer role

Discover the dynamic world of developer jobs, a cornerstone of the modern digital economy. Developers are the creative and technical masterminds behind the software, applications, and systems that power our daily lives. From the websites we browse to the mobile apps we use and the complex enterprise software running global businesses, developers are the architects of our digital future. This profession involves designing, coding, testing, and maintaining the software that drives innovation across every industry.

A developer's primary responsibility is the entire software development lifecycle. This begins with analyzing user needs and then designing robust software solutions to meet those requirements. The core of the role involves writing clean, efficient, and well-documented code in various programming languages. Developers build and maintain the backbone of applications, which includes creating and managing Application Programming Interfaces (APIs), backend services, and database structures. They are responsible for implementing key architectural patterns like microservices to ensure systems are scalable, reliable, and performant. A significant part of their work involves integrating different systems, such as connecting applications to databases, message queues, and third-party services.

Beyond initial creation, developers are tasked with continuous improvement and maintenance. This includes identifying and fixing bugs, optimizing applications for speed and stability, and implementing security best practices to protect against vulnerabilities. They conduct rigorous testing, including unit and integration tests, to ensure software quality. Furthermore, developers collaborate closely with other teams, such as frontend engineers, quality assurance (QA) specialists, and DevOps teams, to enable seamless continuous integration and deployment (CI/CD) pipelines. In many modern environments, developers also work on containerizing applications using tools like Docker and orchestrating them with platforms like Kubernetes. For senior and leadership roles, responsibilities expand to include mentoring junior team members, managing project timelines, making strategic technology decisions, and overseeing a team's output and professional development.

Typical skills and requirements for developer jobs are diverse. A strong foundation in computer science principles is essential. Proficiency in one or more programming languages (such as Go, Java, Python, JavaScript, or C#) is a fundamental requirement. Developers must understand software architecture, including concepts like RESTful APIs, microservices, and event-driven systems. Experience with databases (SQL and NoSQL), version control systems like Git, and operating systems is standard. As the field evolves, knowledge of cloud platforms (AWS, Azure, GCP), containerization, and infrastructure-as-code is increasingly valuable. Crucially, soft skills are just as important; problem-solving abilities, analytical thinking, clear communication, and the capacity to work collaboratively in a team are highly sought after. Most positions require a bachelor's degree in computer science or a related field, or equivalent practical experience. Whether you are an entry-level programmer or an experienced applications development manager, developer jobs offer a challenging and rewarding career path for those passionate about building the technology of tomorrow.