hr English-speaking jobs in Legionowo

Senior Accountant will classify business transactions, manage month-end and year-end closing processes, prepare financial reports, and cooperate with external stakeholders.

Front-End Software Engineer to develop and maintain modern web applications using React, Vue, or Angular. Collaborate with designers, back-end engineers, and product teams to deliver high-quality digital experiences.

Senior C#/.NET engineer sought for a long-running, business-critical system. Responsibilities include designing, developing, and maintaining backend solutions, building mobile applications with Cordova, and working with complex business logic in large enterprise environments. Requires 8+ years of full stack .NET/C# development experience with Angular or AngularJS, API development, and experience with relational databases.

Maintains and enters customer terms and conditions, creates price lists, and analyzes recorded terms. Prepares sales volume and revenue reports. Serves as a point of contact for Key Account Management on technical administration of customer terms. Collaborates with Finance and Key Account Management. Requires a degree in Business Administration or a comparable commercial apprenticeship, initial professional experience in an analytical role, and strong Excel skills.

Set up new loan facilities, monitor loan events, and obtain facility details from Agent Banks. Resolve trade confirmations, assignments, and pricing discrepancies.

Scrum Master/Delivery Manager needed for a multinational building materials company. Leads scaled Agile execution, facilitates PI Planning and ART ceremonies, and owns quality gates. Requires SAFe Scrum Master certification, 3+ years experience as a Scrum Master in a platform, enablement, or data engineering environment, and strong understanding of SAFe. Reports to the Release Manager.

Analyze business and technical requirements, design, develop, and maintain .NET applications. Work in an agile environment using technologies like .NET Core, C#, Azure DevOps, Docker, and Git.

Solution Architect for IT projects in banking. Designs software architecture, coordinates teams, and collaborates with vendors and stakeholders. Requires 3+ years of experience, UML/BPMN2 knowledge, Sparx Enterprise Architect proficiency, and familiarity with SOA, microservices, and integration technologies.

Mid/Senior Software Engineer to design, develop, and maintain internal automation and monitoring platforms using Python. Will build reusable components, contribute to Python libraries, and write unit/integration tests. Experience with APIs, microservices architecture, and testing is required.

Corporate Accounting Assistant needed to ensure the integrity of P&L and Balance Sheet for BGC/Cantor European, Asian, and international entities. Responsibilities include account reconciliation, financial reporting, and supporting the Legal Entity Controller. Strong financial accounting experience, relationship building, and analytical skills required.

We are seeking experienced AI consultants to join our network and support clients in developing AI-native products, automating workflows, and delivering production-ready AI solutions. We are looking for individuals with expertise in agent orchestration, LLM APIs, and a proven ability to design and build end-to-end solutions.

The Specialist, Tax Reporting & Compliance II prepares and submits regulatory reports, ensuring data accuracy and compliance with standards. Collaborates with internal teams to gather information, validate data, and communicate reporting status. Requires 3 years of experience in fund accounting, regulatory reporting, or a related field, strong attention to detail, and advanced Excel skills.

Senior DevOps Engineer to design, implement, and operate scalable infrastructure on Google Cloud Platform (GCP). Responsibilities include building and maintaining cloud environments, managing Infrastructure as Code solutions, developing CI/CD pipelines, and ensuring platform security and reliability. Requires 8+ years of experience in DevOps, Platform Engineering, or Cloud Engineering with strong GCP, Terraform, and Kubernetes experience.

Experienced COO to lead daily operations, improve production efficiency, and drive operational excellence for a growing defense manufacturing company.

Quantitative Software Engineer to develop and maintain C++ and Python applications for quantitative research and trading. Build analytics, pricing libraries, and tools for backtesting, simulation, and production trading.

QA Engineer to develop and maintain automated test scripts using Java & Cucumber. Perform API automation testing, integration and performance testing. Analyze test results and contribute to AI-assisted QA approaches.

Satellite Controller will execute spacecraft operations, support mission phases, and monitor spacecraft health. Requires 3+ years in a control center or aerospace testing environment and a technical background in avionics, electrical, electronics, thermal, or software engineering. Must have strong analytical and troubleshooting skills and be able to work effectively under pressure.

Senior Technical Business Analyst will translate complex business requirements into technical solutions within the AxiomSL platform. Responsibilities include optimizing query performance, administering Oracle databases, and monitoring infrastructure health. Requires a Bachelor's degree and experience as a Technical Business Analyst in financial services or a regulated industry.

Senior Product Designer to contribute to healthcare project. 4+ years experience designing products based on business goals and user needs. Strong portfolio, UI design skills, and experience with prototyping and animations. Excellent communication and collaboration skills.

Experienced HR&TA Specialist needed to cover Head of HR's absence. Responsibilities include HR KPIs monitoring, recruitment, employer branding, office management, and supporting financial/administrative tasks. Requires 5+ years HR experience, strong English and Polish language skills, and a systematic approach.