hr English-speaking jobs in Legionowo

Senior Backend Product Engineer specializing in Go or JVM. Own customer problems by designing, building, and operating highly available, event-driven distributed systems at scale. Requires strong software engineering instincts and AI tooling experience.

Fullstack Engineer role requiring Advanced Java skills for backend services and SRE practices. Responsibilities include building monitoring with Prometheus/Grafana and delivering end-to-end solutions. Experience with testing is required.

Intern PMO Analyst supports clients via financial analysis, administration, process flow control, and communication coordination. Requires German fluency (B2) and good English (B1).

Java SRE role requiring 5-7 years in production support for Java applications. Responsibilities include ensuring high availability, troubleshooting, root cause analysis, and supporting applications on Unix/Linux environments. Requires strong SQL skills and knowledge of ITSM processes.

Accounts Payable / Procure to Pay Accountant needed. Responsible for executing P2P processes, processing invoices, and reconciling vendor accounts. Requires 2-5 years of experience and excellent English plus German or French.

SC Commercial Lead - Buyer supports the Americas region by leading complex sourcing and managing high-value contracts. This role drives cost reduction, manages market risks, and develops category strategies in procurement.

Build production-grade, AI-first infrastructure for VC and PE clients. Own end-to-end delivery of agentic pipelines and full-stack AI applications using Python, React, and AI-native workflows.

Application Support Engineer to maintain stability and performance of critical applications. Resolves incidents, processes service requests, and collaborates with teams. Requires proficiency in French, knowledge of Linux and Windows, and familiarity with scheduling/orchestration and monitoring tools.

Software Designer executes the full software development life cycle according to EN50128. Responsibilities include developing flowcharts, producing specifications, and integrating software components. Requires C++ and Java experience, Linux skills, and fluency in Polish.

Optical Systems Engineer to support advanced optical instrument and payload development for space applications. Contribute to full lifecycle system engineering, including design, analysis, and verification. Requires a Master's degree and relevant experience.

Drive developer adoption for open-source software by executing your own strategy. Represent the company at conferences and shape how developers build with ontologies. Must be fluent in English, live in EU/EFTA, and be able to travel.

Experienced IT Infrastructure Engineer needed for B2B contract to support global identity and access management. Focus on building scalable, cloud-focused infrastructure, automation, and SSO solutions. Requires 3+ years with Entra ID and scripting.

QA Engineer responsible for delivering and executing tests to ensure seamless web map functionality. Requires knowledge of web technologies, browser operation, programming, and developer tools. Involves enhancing testing infrastructure and collaborating with development teams.

Develop modern iOS applications using Swift and SwiftUI. Implement design/UX patterns, integrate with backend systems, and participate in architecture design. Requires 2+ years of experience and knowledge of agile methodologies.

Customer Care Specialist needed with Finnish proficiency to support a global wearable technology brand. Responsibilities include providing premium support for product questions, orders, and troubleshooting. Requires C1 Finnish and English, plus 1 year of customer service experience.

Senior Full Stack TypeScript Developer needed for a French manufacturing company. Responsibilities include auditing, designing architecture, and hands-on refactoring of existing solutions. Requires strong TypeScript, Node.js, PostgreSQL, and CI/CD knowledge.

DevOps Engineer role requires 3+ years of experience with Azure, Kubernetes (AKS), and CI/CD pipelines (GitHub). Must have strong scripting skills (Python preferred) and knowledge of cloud security and networking.

Lead AI/ML & Software Engineer to spearhead AI initiatives, architect scalable ML systems, and mentor teams. Expertise in Python, LLMs, RAG, and cloud platforms like Azure/GCP. Requires strong software design skills.

Senior Database Migration Consultant focusing on Oracle to PostgreSQL migrations. Responsibilities include assessment, design, execution, and hands-on production cutovers using GCP Database Migration Service. Requires strong SQL and Oracle experience.

Senior Full-stack Developer needed to build a new product using Python/FastAPI and React/TypeScript. Responsibilities include API design, database optimization with PostgreSQL, and applying GenAI tools. Requires 5+ years of production experience.