hr English-speaking jobs in Legionowo

Senior Full-Stack Engineer to build a trading platform for prop firms and traders. Requires 5+ years of engineering experience, proficiency in backend systems, modern frontend frameworks (React 18/TypeScript), and active trading experience (futures, crypto, day trading, or scalping). Must be comfortable with spec-driven development, AI-orchestrated workflows, and real-time market data.

Finance Accounts Receivable Sr. Associate supports global HedgeServ entities with a range of accounts receivable duties. Responsibilities include daily variance analysis, revenue discrepancy identification, month-end closing activities, and communication with internal stakeholders. The role requires a bachelor's degree in business, accounting, or finance, 3-5 years of relevant experience, fluency in English (C1 level), and strong Excel skills.

Provides support for Cloud environments and applications. Manages cloud infrastructure, implements change requests, and responds to incidents. Requires technical education, experience with AWS, Azure, Linux, GCP, and strong communication skills in English and German.

Design and implement end-to-end Generative AI solutions using Python. Build agentic AI systems and workflows with frameworks like LangGraph and tool/function calling. Develop advanced RAG pipelines and memory architectures. Integrate, evaluate, and optimize LLMs.

Senior OneTrust Engineer needed for DSAR automation project. Experience with OneTrust DSAR/Privacy Rights Automation, Targeted Data Discovery (TDD), and API integration required. Must have a proven track record of delivering enterprise-scale OneTrust integration projects.

Senior Mobile SDK Engineer will build innovative, high-performance SDKs for a next-generation passwordless authentication platform. You will integrate deeply with Android and iOS internals, collaborating with backend engineers and security specialists.

Legal Counsel to support Procurement & Supply Chain Department, providing legal advice and drafting/negotiating commercial agreements for EMEA region businesses.

Mid Senior Test Engineer with Playwright will carry out manual and automated tests, develop automated test strategies, and document test results. Requires experience with test management systems, Jira, and Playwright.

Design, build, and optimize scalable machine learning solutions in Azure cloud environments. Implement DevOps practices for ML workflows, including CI/CD, version control, and automation. Collaborate with data engineering teams to improve data ingestion, transformation, and model deployment.

As a Custom Software Developer, you will lead and innovate, defining tasks, driving initiatives, and mentoring colleagues. You will provide global support for technical initiatives, shaping the organization's direction. You will possess deep expertise across multiple technology areas, ensuring high code quality and security.

Drive insurance platform projects, creating solutions for the sector. Define, develop, and test architectures, capabilities, and processes. Advise insurance carriers on cost reduction, operating model design, and business process optimization. Support clients in digital transformation of key capabilities.

Experienced Staff Software Engineer to design, build, and scale integrations and data platform infrastructure. Requires 8+ years of experience in software development, integrations, data pipelines, and API design. Responsibilities include developing partner integrations, improving data quality, and mentoring other engineers.

Job Responsibilities Collaborate closely with senior management, providing critical financial insights and shaping strategic financial plans that fuel our growth initiatives. Drive the budgeting and forecasting processes, preparing, analyzing, and sharing key reports and indicators that empower stakeholders to make informed decisions.

Senior Backend Engineer will shape the agent onboarding experience, build compliance automations, and guide agents to their first carrier interaction.

ServiceNow Developer to provide remediation and technical support for HAM Pro, SAM Pro, CMDB, Discovery, and ACC. Must have proven experience in at least one end-to-end HAM Pro and SAM Pro implementation. Responsibilities include troubleshooting, optimizing scripts, developing workflows, and collaborating with stakeholders.

Designs and develops end-to-end data pipelines using Python and PySpark. Builds and optimizes AWS-based solutions leveraging services like S3, Sagemaker, EMR, ECS, Kinesis, CloudWatch, and MWAA. Implements data ingestion pipelines for both batch and streaming workloads.

Senior .NET Developer to join a team building modern, data-intensive software platforms for the energy and smart building industry. Focus on intelligent heating and hot water management systems.

Senior Cloud Developer will design, develop, and maintain cloud-based solutions using C# and Microsoft Azure. Responsibilities include developing APIs, ensuring test coverage, and optimizing performance. Requires a BSc or MSc in software engineering or computer science and 5+ years of experience as a backend developer in a C#/.NET environment.

Senior AI Platform Engineer will design, implement, and document AI integrations and automation pipelines. Responsibilities include researching and evaluating AI tools, building PoCs, and maintaining development environments. Requires 6+ years of backend development experience, proficiency in JavaScript/TypeScript and Python, and hands-on experience with LLM APIs.

Senior UX Designer to create user-centric digital solutions for aviation software products. Responsibilities include conducting user research, designing wireframes and prototypes, and collaborating with cross-functional teams. Requires 5+ years of experience in aviation software design or similar complex technological products.