1171 backend developer English-speaking jobs in Warsaw

Senior Java Developer/Tech Lead to develop and enhance high-performance components in a low-latency trading environment.

and ReactContribute to architectural improvements and technical decisionsImprove and scale existing backend

SpecialistResponsibilities:Support ICT team in application build, integration and deployment – both backend

oversee the full software lifecycle.Investigate and resolve escalated 2nd-line incidents requiring backend

SpecialistResponsibilities:Support ICT team in application build, integration and deployment – both backend

We are looking for a BI Developer with strong analytical capabilities and a solid BI background.

Expected competences and knowledge Experience as a Service Developer or in a similar role.

As a Java Developer, you will build and evolve the microservices that power these clinical workflows ... We are seeking a high‑seniority Java Developer for our Warsaw‑based hub who can be co‑located, and brings

continuous improvement of services and solutions.Expected competences and knowledgeExperience as a Service Developer

customers from concept development through mission operations to ensure mission success.RoleThe Business Developer

The Counterparty Credit Risk Senior Application Developer position is a senior role that will interface

Senior hardware engineer to join a growing FPGA team developing a high-performance platform. Responsibilities include architecture, implementation, verification, and performance optimization of full-stack FPGA systems. Requires 5+ years of commercial FPGA or ASIC experience and strong logic design expertise using Verilog, SystemVerilog, VHDL, or SystemC. Familiarity with modern FPGA architectures and EDA tools is essential. Experience with 10/25/100GbE Ethernet, PCIe, NVMe, DDR/QDR/HBM memory systems, verification methodologies, and Linux driver development is a plus.

React and component-based frontend architectures Experience integrating frontend applications with backend ... architecture, tooling, and technical standards Contribute across the stack when needed by supporting backend

of recruitment projects we undertake for our partners, we are currently looking for: Fullstack Java Developer ... of recruitment projects we undertake for our partners, we are currently looking for: Fullstack Java Developer

Certification in Azure Developer/Google Cloud Engineer Professional is preferred. ... Job Location WARSAW PLANT & GO Job Description As a Fullstack Developer you will be responsible for designing

About the position We are looking for a Full Stack Developer (Java / JavaScript) with solid commercial ... As a Full Stack Developer, your role will be to contribute to end-to-end product development, turning

The role focuses on helping teams improve Unreal Engine workflows, production pipelines, and developer ... development of CD PROJEKT RED games, with a focus on Unreal Engine workflows, production pipelines, developer ... applications in game development, QA automation, agentic workflows, content validation, synthetic data or developer

Preferred qualifications: 5 years of experience in managing internal infrastructure, developer tools

The backbone offers composable infrastructure modules, development frameworks, CI/CD automations, and developer

The team is moving away from traditional, manual operational processes toward a more automated and developer‑focused