4,530 java developer / freelancer jobs in Polska.

... implement scalable services that power customer experiences and business operations in Poland. You will collaborate with local and partner teams, apply secure coding practices, and work with Java/Spring Boot, REST/GraphQL, Kubernetes, Kafka, and AWS to deliver robust, high-performance systems that meet evolving requirements.

... decyzje finansowe organizacji. Twoje zadania - analizujesz potrzeby biznesowe i przekładasz je na wymagania IT - współpracujesz z interesariuszami oraz zespołem developerskim - tworzysz i utrzymujesz dokumentację analityczną - wspierasz testy i bierzesz w nich udział - uczestniczysz w projektowaniu rozwiązań IT Nasze oczekiwania: ...

A leading European recruitment firm is looking for a Medior iOS Developer to work remotely. The candidate should possess at least 2 years of experience in iOS development with a solid grasp of Swift and Objective-C. This role involves designing software solutions, articulating tech concepts to stakeholders, and project ...

Papaya is seeking a skilled Unity Developer to join their Warsaw team. You will write clean code, optimize performance, and implement features for a game played by millions of players worldwide. The role requires 3-5 years in Unity, mobile deployment, and strong English communication. The position offers a hybrid work model ...

We are currently looking for a highly experienced Senior Java & Data Engineer with over 10 years of technical background, preferably in Financial Services, Capital Markets, or Investment Banking environments. This is a great opportunity to work on high-impact projects within the financial sector. Responsibilities: - Design ...

... GitHub Actions, Maven, Git, Bash - Testing & Quality: JUnit, Mockito, Spock, Cucumber, TDD methodologies What We’re Looking For Core Requirements (Mid & Senior) - Java Proficiency: Solid experience developing core Java applications and RESTful microservices. - Spring Ecosystem: Practical hands-on experience with Spring Boot ...

Chabre IT Services is seeking a QA Engineer (Java) to build, execute, and oversee automated test suites for web, mobile, and embedded medical applications. You will ensure that software meets strict safety and quality benchmarks for patient-facing devices and draft detailed test specifications and technical documentation. ...

Brown Brothers Harriman & Co. in Kraków is seeking a Test Automation Engineer (Java) to design, develop, and maintain automated testing solutions and to integrate these into CI/CD pipelines. You will collaborate with developers, analysts, and QA teams to build scalable test frameworks and ensure enterprise application quality. ...

... governance, and best practices Experience designing scalable data models, integration workflows, and data quality or reconciliation mechanisms Proficiency in JavaScript and ServiceNow scripting for platform customization and automation ServiceNow CSA, CAD and CIS Data Foundations and other mainline certifications will be ...

... cloud platforms such as Azure, AWS, and GCP including installation, updates, and upgradesConduct performance tuning and troubleshoot issues related to ABAP, JAVA, and HANA systemsConfigure and troubleshoot SAP FIORI OData servicesDesign, configure, and troubleshoot SAP HANA XSA environmentsAdminister Identity Access Management ...

... paths Participation in AI solution implementations and organizational transformation Who are we looking for? A Software Engineer with practical knowledge of Java and experience in e-mobility and/or energy-related projects. Requirements At least 3–5 years of experience and advanced knowledge of developing applications in ...

... hardware platforms. A Solutions Architect is the first line of technical expertise between NVIDIA and our partners and customers. You will dynamically engage with developers, data scientists, scientific researchers, IT and senior leaders. You will spend up to 16 months rotating through customer-facing teams supporting different ...

... with automated security checks - Apply SRE and observability best practices to improve platform reliability - Collaborate with engineering teams to improve developer experience and tooling You bring: - 3–5 years in platform engineering, DevOps, SRE or infrastructure engineering - Bachelor's degree in Computer Science, Software ...

... bridge between technical teams, product customers, security, compliance and enterprise architecture stakeholders contributing to the continuous improvement of developer experience, tooling, documentation and automation supporting the evolution of platform processes, standards and customer-facing guidance ensuring alignment ...

... Learning algorithms, enabling advertisers to generate outstanding results and reach their goals at every stage of the funnel. We are looking for a Backend Python Developer to join our internal team at RTB House. You will work on applications and tools that directly support our real-time bidding business, collaborating with experienced ...

... data processing mechanisms., Prepare the system for future real-time data processing, buffering, caching, and monitoring capabilities., Collaborate with other developers and stakeholders on technical design and implementation., Take ownership of solutions from the architectural concept through to implementation. Strong practical ...

... Utilities, Retail, and Media & Telecommunications. Job Description Location: Warsaw, Poland - Relocation is mandatory We are looking for a Mid‑Level Fullstack Developer with solid experience in Java and Angular to join our development team. The selected candidate will be responsible for designing, developing, and maintaining ...

Experis ManpowerGroup Sp. z o.o. is seeking a LIMS Developer to develop and support LIMS solutions for various business applications. The ideal candidate will have over 5 years of experience with Python and enjoy working with agile teams. Responsibilities include writing code, testing, and collaborating with the business ...

Capgemini is looking for a Software Engineer (Java, with German) in Poland's Górnośląsko-Zagłębiowska Metropolia to develop and maintain Java applications supporting critical business processes. The role involves designing new features, integrating components, and collaborating with international teams. The position offers ...

... us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your role As a Senior RPA Developer (Blue Prism), you will play a key role in designing, developing, and optimizing automation solutions that improve operational efficiency. You will work closely ...