4,530 java developer / freelancer jobs in Polska.

Join our team as a LGD Model Developer! Responsibilities - Development and maintenance of AIRB/IFRS9 LGD and CCF models for multiple portfolios - Group-wide methodological responsibility for quantitative credit risk models - Forward‑looking construction of a cross‑functional methodology architecture - Ensuring compliance ...

... spanning multiple teams or systems. Proven track record of owning end-to-end architecture for cross-cutting or platform domains — infrastructure, observability, developer platforms, shared services, or similar. Deep experience designing and evolving distributed systems at scale: service boundaries, integration patterns, event-driven ...

... engineers, security teams, product teams, and business stakeholders Nice to have Microsoft Azure certifications including Azure Administrator Associate, Azure Developer Associate, Azure DevOps Engineer Expert, or Azure Solutions Architect ExpertKubernetes certifications including CKA, CKAD, or CKSExperience with production-grade ...

... flawless mobile apps and digital solutions – and quality is at the heart of everything we do. That’s why we’re on the lookout for detail-oriented iOS Regular Developer to join our dynamic team on a flexible hourly basis, with the exciting possibility of a long-term collaboration. Your sharp eye and expertise in ensuring seamless ...

Wspólnie z naszym Partnerem Biznesowym, liderem branży ubezpieczeniowej, poszukujemy doświadczonego/ej specjalisty/ki do realizacji projektów jako AI Developer. Projekt obejmuje wdrażanie zaawansowanych rozwiązań AI/ML i GenAI w rozbudowanej, hybrydowej architekturze systemowej (ponad 30 zintegrowanych systemów), z pełnym ...

... efektywności kosztowej. Wymagania Minimum 5 lat doświadczenia zawodowego na stanowisku Full Stack Software Engineer lub Software Engineer. Bardzo dobra znajomość Java 11+ i Spring Boot oraz/lub TypeScript i React poparta doświadczeniem komercyjnym. Dobra znajomość REST API oraz integracji frontend-backend. Doświadczenie w pracy ...

... Agentic AI, wraz z dobrą znajomością działania modeli językowych systemów rozproszonych, mikroserwisów oraz architektur Event-Driven Praktyczna znajomość Python, Java, Kubernetes, Docker oraz Kafka Doświadczenie z frameworkami agentowymi (np. LangGraph, ADK, CrewAI, AutoGen) oraz bazami wektorowymi (np. Qdrant) Znajomość języka ...

... Science, Mathematics or related technical field 5+ years experience in software development with Big Data technologies Advanced knowledge of Python, Scala, or Java Proficient with Spark and Databricks and/or Snowflake Experience with cloud platforms such as Azure, Google Cloud Platform, Amazon Web Services Demonstrated experience ...

... Science, a related technical field, or equivalent practical experience; - 3+ years of professional software engineering experience ; - Strong experience with Java and the Java ecosystem, including Spring Boot ; - Experience designing and building integrations with RESTful APIs , SOAP , and GraphQL ; - Familiarity with database ...

Which technology & skills are important for us? - Basic knowledge of Unix and Java or other programming language - Basic knowledge of SQL - Analytical, process-oriented and conceptual skills - English B2+ - Polish B2+ TalentBank is an original internship program of the Digital Technology Centre in Poland, which aim is to ...

... posprzedażową Znajomość zastosowania Kafka i Redis w architekturze systemów Doświadczenie w testowaniu i tworzeniu testów automatycznych Umiejętność czytania kodu Java Twój wkład do projektu Analiza systemowa rozwiązań rozwijanych w kanałach internetowych i mobilnych Tworzenie diagramów systemowych Projektowanie i opisywanie ...

A leading technology company in Poland is seeking a Senior iOS Developer to implement high-quality solutions for clients in the financial sector. The role involves daily Scrum practices, working on innovative functionalities, and strong knowledge of iOS programming, Swift, and UIKit. Candidates with 4+ years of experience ...

... to work effectively in a demanding project setup. Fluent English. Nice to Have JFrog. Keycloak. KrakenD. Temporal. Module federation. Experience improving developer experience, deployment standards, or internal platform tooling. Here's why you'll love Cloudfide Benefits: MyBenefit platform / Multisport Enel-Med private ...

... Science, Mathematics or related technical field 5+ years experience in software development with Big Data technologies Advanced knowledge of Python, Scala, or Java Proficient with Spark and Databricks and/or Snowflake Experience with cloud platforms such as Azure, Google Cloud Platform, Amazon Web Services Demonstrated experience ...

... business solutions, we are looking for an AI Architect. Key responsibilities Design and develop scalable, secure, and resilient AI solutions integrated with developer tooling Architect and implement GenAI assistants, RAG pipelines, MCP clients/servers, and agentic workflows Design AI components for IDE extensions, EMF-based ...

... scale. The platform standardizes agent development across the organization using LangGraph and Strands Agents on AWS AgentCore Runtime, providing a single-file developer experience where the platform handles runtime, tooling, observability, and deployment automatically. The initiative spans agent framework design, runtime architecture, ...

... global team (more than 400 risk experts) located in different locations in Europe (e.g., Amsterdam, Milan, Warsaw). The key responsibility is development of robust credit risk models firmly embedded in the regulatory environment. The role naming convention in the global ING job architecture will be "Model Developer IV".

... principles and PII controls appliedEstablish strategies for cost efficiency, reliability, and performance using capacity planning and FinOps techniquesImprove developer experience through CI/CD pipelines, golden paths, templates, and Infrastructure as Code (IaC) techniquesCollaborate with cross-functional teams to align system ...

We are seeking a Lead Go Language Developer to join a team delivering a high-performance ecosystem, working under centralized governance to mitigate risks and orchestrate delivery. In this role, you will help ensure optimal technology selection and best practices while supporting critical capabilities, including automated ...

... with flexible duration depending on the scope and evolution of the projects. Requirements We are looking for someone with years of experience as a Creative Developer or Unity Developer in mobile games. You're a great fit if you have: - Strong Unity + C# expertise , confidently modifying existing games, gameplay, mechanics, ...