hr English-speaking jobs in Legionowo

Senior Data Engineer will maintain, develop, and ensure the performance of a data warehouse based on Google Cloud Platform. Responsibilities include creating and optimizing ETL processes, ensuring high data quality, and staying up to date with data engineering best practices.

Design and implement a global SAP RAR template for service billing and revenue recognition. Collaborate with business and IT teams to ensure compliance with IFRS 15/ASC 606. Support rollout activities and knowledge transfer.

Senior VFX Artist to create and adapt special effects for a new IP. Will author VFX elements, optimize assets, and collaborate with design, audio, and artistic teams. Requires 8+ years of VFX experience, proficiency in a game engine's special effect system, and knowledge of simulation software.

Supports the Order to Cash (O2C) workstream, ensuring contract compliance and improving working capital. Responsibilities include chasing outstanding debt, resolving disputes, and preparing AR aging reports. Requires fluency in Polish and Italian, 1-2 years of OTC experience, and a Bachelor's degree in accounting, Finance, or a related field.

Data Engineer to design, build, and maintain robust data pipelines for AI-driven trading systems. Responsibilities include modeling, storing, and serving large datasets, optimizing real-time data pipelines, and contributing to best practices for agent-based system infrastructure. Requires 5-10 years of experience in data engineering, strong Python skills, and experience with AWS services.

Senior Backend Engineer to build a cloud-based security platform. Focus on infrastructure and backend systems. Requires 7+ years of backend development experience with Python, Go, Java, CI/CD, clouds, Terraform, and relational databases. Strong communication and collaboration skills.

Develop reusable frontend components and platform solutions using React, TypeScript, and modern JavaScript tooling. Build and maintain scalable frontend applications, write unit and end-to-end tests, and collaborate with designers and product teams.

Mid Full Stack Engineer builds end-to-end features using Next.js, React, Node.js, and TypeScript. Develops backend services, contributes to AI agent workflows, and deploys to GCP Cloud Run. Requires 2-4 years of commercial experience with TypeScript, JavaScript, React, Node.js, and relational databases.

Senior Mobile Developer (React Native) to design, develop, and deliver scalable web and mobile applications. Responsibilities include building and maintaining front-end architecture, managing app distribution, integrating with APIs, and ensuring high-quality engineering standards. Requires 5+ years of experience in React and React Native development, strong JavaScript and TypeScript knowledge, and experience with React Native app distribution on iOS and Android.

Leads a team of up to 10 employees in overseeing accounting activities for assigned geographies, ensuring accurate and efficient delivery of US GAAP. Responsible for daily operational activities, including month-end closing, journal entries, balance sheet reconciliations, and SOX controls. Provides guidance to team members, coordinates with other functional teams, and supports process improvement initiatives. Requires a Master's Degree in Finance or Accounting, 5+ years of shared services experience, and 2+ years of RTR management experience. Fluency in English is required. Experience with SAP and OneStream is preferred.

Senior Data Product Engineer to design and develop analytical data products based on the Data Mesh methodology. Responsibilities include end-to-end data product ownership, implementing business logic, cost-conscious engineering, and ensuring data quality. Requires minimum 6 years of experience as a Data Analyst or Data Engineer, strong SQL and modeling skills, and experience with modern data warehouses (Snowflake preferred).

As a Sales Development Representative, you will generate new business opportunities through proactive outreach and lead discovery. You will identify prospects, provide product information and quotations, and collaborate with colleagues on sales activities.

Senior DevOps Engineer to design, implement, and optimize CI/CD pipelines using Azure DevOps. Manage Azure-based cloud infrastructure, leverage IaC tools, and migrate legacy projects.

Designs, implements, and manages enterprise virtualization infrastructure across various platforms including Windows, Linux/Unix, VMware, Nutanix, and AIX. Manages CIS Infra services and ensures high availability and disaster recovery capabilities. Develops automation scripts and troubleshoots complex virtualization issues. Requires 3+ years of experience managing virtualization platforms and knowledge of VMware and/or Nutanix technologies.

Experienced SAP Data Migration Consultant specializing in FI/CO sought for S/4HANA transformation projects. Drive end-to-end data migration activities, collaborate with customers, and own FI/CO data objects.

This role supports the Product Team in maximizing value creation through the effective delivery of the digital project and product roadmap. Responsibilities include managing procurement-related projects, driving implementations of procurement systems, and partnering with the Product Owner to gather and analyze business requirements. The ideal candidate has at least 5 years of hands-on experience with SAP MM-PUR, strong analytical and problem-solving skills, and excellent communication skills.

Execute threat intelligence led red team and purple team engagements using frameworks such as MITRE ATT&CK. Test and validate security controls, including detection and response capabilities, and document outcomes with evidence. Partner with defenders and engineers to translate findings into prioritized, measurable remediation plans. Maintain and enhance tooling and assessment infrastructure to support safe, scalable, and current testing. Communicate results clearly, including risk context, business impact, and practical mitigations.

Experienced RPA Developer to design, implement, and maintain automation solutions using Blue Prism. Analyze business processes, translate requirements into workflows, and collaborate with teams to optimize operations.

Senior Azure Data & Integration Developer will lead a cloud transformation initiative, modernizing a comprehensive enterprise data landscape. Responsibilities include mapping existing Informatica environments, designing a target Azure architecture, and developing, configuring, and deploying new data pipelines and integrations. Expertise in Azure Data Factory, Azure Synapse Analytics, Azure Integration Services, and SQL is required.

Experienced HR Business Partner sought to provide strategic and operational HR support to leaders and employees in Poland.