hr English-speaking jobs in Legionowo

Experienced Python Backend Developer to design, develop, and maintain scalable backend systems using Python and FastAPI. Build REST APIs, microservices, and support production environments.

Senior QA Specialist will identify, track, and review bugs in web and mobile applications. Responsibilities include writing test plans, test cases, and automation scripts in JavaScript and TypeScript. Experience with bug trackers, Agile methodologies, and AI tools is required.

The Clinical Data Manager II/Senior Clinical Data Manager manages all aspects of the clinical trial data management process from study start up to post database lock. Responsibilities include overseeing data entry, database development and testing, and ensuring clinical data management deadlines are met. May also provide input, assess and manage timelines, and train clinical research personnel.

Management Consulting Analyst / Project Manager for Business Transformation projects. Support projects with process knowledge, manage project organization and team, gather requirements, manage budget, schedule, and risks. Support business and IT teams in translating requirements into IT solutions. Manage project communications, workshops, and presentations. Experience with process improvement, automation, and Microsoft Power Platform.

We are seeking a PTP Associate to validate invoices, investigate discrepancies, and ensure accurate processing within SLAs. Requires 2+ years of PTP, invoice processing, or accounting experience and strong analytical skills.

Application Engineer will manage client customer support tickets, day-to-day operations in ZenDesk, and contribute to the knowledge base. Requires 1+ year of customer-facing experience, troubleshooting web applications, and proficiency in reading system logs. Must have excellent English communication skills. Familiarity with Linux, SSL, LDAP/SSO, networking, and databases is beneficial. Basic SQL and programming language knowledge is a plus.

Senior Platform & Integration Engineer needed to design, build, and maintain integrations across actuarial, finance, risk, and compliance functions. Responsibilities include automating regulatory reporting processes, connecting systems, and ensuring data flow accuracy. Requires 5+ years of integration or platform engineering experience, 2+ years in financial services or insurance, and strong hands-on experience with integration middleware/ETL.

Business Consultant to design and implement process orchestration solutions for Market to Cash (MtC) activities. Collaborate with global teams to map, document, and improve processes, leveraging process modeling and AI. Requires 5+ years of MtC experience and strong stakeholder management skills.

The SP Pricing Specialist analyzes bids, collaborates with salespeople, and improves revenue management tool usage. Requires proficiency in English, German is advantageous. Must possess strong analytical skills, attention to detail, and proficiency in MS Excel.

Senior Lead Buyer for Indirect Procurement will shape and execute sourcing strategies for IT and Telecom. Responsibilities include driving sourcing initiatives, negotiating with suppliers, and securing contract coverage. Requires strong procurement background, expertise in IT and Telecom purchasing, and experience with procurement tools like SAP.

Experienced Network Administrator needed for international client supporting cloud, hybrid, and on-premises network environments. Requires strong networking knowledge and hands-on experience with Microsoft Azure.

Miquido seeks experienced software engineers with expertise in wearable technologies. We are building a network of professionals for future wearable projects. Desired experience includes Android/Wear OS, iOS/watchOS, Flutter, backend development, frontend development, IoT solutions, Bluetooth Low Energy, and data synchronization.

Site Reliability Engineer to architect, build, and productionalize observability and cost intelligence for a financial platform migration to the cloud. Responsibilities include infrastructure and FinOps ownership, advanced observability and tracing, performance engineering, monitoring and alerting automation, infrastructure as code, and cross-language codebase extension. Requires 4-6 years of experience with cloud infrastructure management, OpenTelemetry, Python scripting, Terraform, and Kotlin/Java.

Senior SAP HCM Consultant needed for a hybrid SAP HCM – SuccessFactors environment. Responsibilities include analyzing and implementing interface changes, troubleshooting data flow issues, and providing expert advice to HR departments. Requires 5+ years of SAP HCM experience, strong knowledge of SuccessFactors Employee Central integration, and excellent communication skills.

IT Service Manager will manage IT Controls and KCI, cost allocations, and recharges for Swiss Market entities. Responsibilities include governance of Cloud, Data, and Outsourcing, IT impairments, major IT deliveries, and Swiss IT Procedure recertification.

Design, build, and maintain backend services and cloud-hosted applications on Microsoft Azure. Collaborate with cross-functional teams to deliver reliable, scalable solutions.

Senior E2E Planner supports major Delivery Centre projects and cross-functional initiatives within Global Supply/Operations Planning. Focuses on balancing supply and demand through analysis, data-driven prioritization, and monitoring forecasts and sales trends. Resolves short and mid-term availability issues, collaborates with regional teams and suppliers, and identifies root causes to drive long-term service and inventory improvements.

Design, build, and maintain scalable backend systems for SumUp's Bookings product. Collaborate with engineers to deliver new features and improve APIs. Optimize performance, ensure observability, and uphold reliability standards.

Design Engineer will act as a liaison between product development and manufacturing teams. Responsibilities include creating and maintaining product documentation, supporting new product launches, and assisting with prototype development and testing. Requires fluency in English and Polish, a Bachelor's degree in a relevant field, and experience with 3D and 2D CAD tools.

Staff Engineer to join Ruby infrastructure team focused on ensuring Ruby and Rails meet Zendesk's needs. Responsibilities include maintaining core Rails applications, keeping systems up to date, contributing to open-source projects, and collaborating on workflow improvements.