Top Software Engineer Jobs in Poland

Develop frontend business applications for broadband and mobile services using React and TypeScript. Responsibilities include designing technical solutions, implementing automated and integration tests, evaluating UX concepts, participating in agile planning, reviewing code, fixing bugs, supporting production releases, and transferring knowledge to internal teams. The role involves close collaboration with product, business, UX, and architecture stakeholders in a hybrid work environment.

Contribute across front-end and back-end (SOA) in a Scrum team: design, implement, test (automation and manual), own feature delivery, improve CI/CD and pipelines, participate in architecture decisions, and mentor junior engineers.

Develop, test, integrate, and support robotic controls software for automated lift trucks in an embedded environment. Responsibilities include vehicle control communication, simulation, requirements development, software and electrical architecture, code and design reviews, supplier leadership, manufacturing support, and mentoring entry-level engineers. The role requires C/C++ development, robotics sensors and SLAM experience, embedded control systems, network communications, and MATLAB/Simulink/Stateflow expertise. Occasional travel may be required.

Develop JavaScript foundations and developer-experience tooling across Netflix. The role focuses on TypeScript, dependency management, supply-chain security, Node.js packaging and publishing, reusable libraries, workflow improvements, architectural solutions, and technology adoption. It requires collaboration across internal teams and the broader JavaScript community, aligning stakeholders and evolving Netflix’s JavaScript strategy across browser and server ecosystems.

Senior backend engineer responsible for designing, building, testing, and delivering scalable Java services and APIs across the full software development lifecycle. The role focuses on customer personalization, content management, segmentation, recommendations, campaigns, and onboarding experiences. Responsibilities include cloud development on GCP, infrastructure as code with Terraform, database integration, CI/CD pipelines, end-to-end technical ownership, and close collaboration with product and business teams.

Develop and serve AI platforms, improve AI functionality, solve ambiguous technical problems, and collaborate with research, engineering, business, and product teams. The role involves production-quality backend development, API and SDK construction, software engineering best practices, mentoring, leadership, and potentially deploying machine learning models through MLOps.

Lead delivery of real-time fraud decisioning services and platform capabilities for international markets. Design and implement backend services and APIs, integrate regional vendors and ML/AI signals, support operations and on-call, and mentor engineers to maintain high-quality, scalable systems.

Build and maintain the core App Shell and services for a micro-frontend ecosystem. Implement backend Java microservices and React/TypeScript front-end shells, migrate legacy .NET apps, create cloud-native infrastructure with Terraform, and maintain CI/CD pipelines (Jenkins, GitHub Actions). Ensure code quality with JUnit and Jest/Vitest/Playwright, define integration strategies, and mentor junior engineers.

Design, develop, test, and maintain scalable SAP-based backend services and Fiori UIs. Drive technical design and architecture, estimate effort, mentor peers, perform code reviews, troubleshoot and tune SAP services (FI/CO, SD, MM), write specifications and tests, and support deployments and occasional off-hours support in an Agile environment.

Build features, prototypes, and demos using modern AI coding tools and agents; iterate prototypes into reliable, scalable production; direct and evaluate AI coding agents; collaborate closely with founders and senior engineers; explore and improve AI development workflows to accelerate product delivery.

Design, implement, and operate highly available, scalable data streaming platform components. Build DevOps tools, automate operational tasks, and improve pipeline observability. Support and integrate FedRAMP, GDPR, and SOX compliance for streaming services while collaborating with product teams to meet high availability and performance SLOs.

Develop and maintain a C++ library combining networking, gameplay, and community features for online multiplayer games. Design architecture, implement performance testing and optimizations, support game developers, follow modern C++ practices, mentor teammates, and research new tools and technologies.

Own backend APIs, data pipelines, Elasticsearch infrastructure, AWS platform operations, CI/CD, observability, and data-quality tooling. Build scalable enrichment, search, ETL, metering, and billing systems while contributing to a React/TypeScript application. The role requires production ownership, incident response, infrastructure modernization, and strong AI-assisted and agentic development skills.

Build and operate scalable cloud infrastructure for global enterprise applications. Lead incident response, root-cause analysis, automation, reliability improvements, and full-stack production diagnostics. Partner with engineering, product, design, and QA teams on scalable system design, mentor team members, and primarily contribute to backend development using Java and open-source technologies.

Design and build scalable software solutions using C# and .NET, owning the full software development lifecycle through production and continuous improvement. Contribute to architecture and technical direction, collaborate with Product and QA, write unit and integration tests, communicate technical decisions clearly, and mentor other engineers. The role requires strong engineering judgment, quality standards, and experience working in agile, cross-functional teams.

Own end-to-end delivery of major projects for strategic customers, designing architectures, building integrations, and solving complex technical challenges. Collaborate closely with customer engineers and executives to apply ElevenLabs technologies effectively. The role requires strong Python development, software architecture, API integration, communication, and problem-solving skills, with a customer-facing technical focus.

Design, implement, test and document a large-scale collectives communication simulator for new AI hardware. Collaborate with cross-functional teams, troubleshoot complex issues, ensure hardware integration, mentor junior engineers, and participate in agile development to deliver high-performance communication primitives.

The role involves leading engineering teams in backend system design and delivery for financial platforms, ensuring quality and collaboration, and mentoring team members.

Develop and maintain 5G RAN software across L1/L2/L3 protocol layers, port and optimize systems for ARM and x86 platforms, integrate licensing, support synchronization technologies, troubleshoot deployments, document interfaces, and collaborate with hardware and QA teams on testing and real-time telecom solutions.

Join BeMyGuest as a Software Engineer to build scalable applications and manage integrations with APIs, ensuring high code quality and collaboration.

Design and execute fleet-wide code and infrastructure migration campaigns. Build automation and tooling (including AI-assisted code modification and orchestration), author technical designs, partner with platform teams, instrument telemetry and dashboards, and drive Paved Path adoption to reduce toil and technical debt.

Build and maintain scalable data pipelines and software to ingest, process, aggregate, visualize, and analyze system insights and productivity metrics. Collaborate with cross-functional teams to deliver distributed processing solutions, reporting, and experimentation infrastructure, prioritizing data quality and engineering excellence.

Design, build, and operate resilient, high-scale, low-latency distributed microservices for production planning or media workflows. Implement gRPC/GraphQL/REST APIs, drive architectural decisions, ensure observability, performance, and fault tolerance, collaborate with cross-functional partners, participate in on-call rotation, and lead incident reviews. Knowledge of media encoding pipelines and AI-assisted tools is a plus.

Design and implement infrastructure services for a GPU-as-a-Service control plane: versioned REST/gRPC APIs, provisioning workflows for bare-metal servers, reconciliation loops, and reliability guarantees for long-running operations.

Leads the design and development of shared backend services and cloud-native platform capabilities. Drives architecture and technical strategy across teams, builds scalable Java and AWS solutions, mentors engineers, and promotes software quality, reliability, security, and performance. The role collaborates with product, architecture, and engineering teams to solve complex distributed-systems challenges and deliver reliable services for millions of users.