15291 English-speaking jobs in Masovian Voivodeship

About Chabre IT Services Chabre IT Services is a global professional IT services provider, building long‑lasting relationships with enterprises. We specialize in the delivery of tailor‑made solutions, smart outsourcing, try&hire, and success‑fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality.

Leads product strategy and execution for aiR Assist, Relativity's agentic search solution. Drives product vision, defines success metrics, and collaborates with engineering, design, and customer-facing teams. Owns answer quality for aiR Assist, defining and evolving quality metrics and partnering with applied science to design evaluation frameworks. Requires 5+ years of product management experience, building AI-powered or data-driven products.

Job Description Shape the future of finance technology at one of the world’s leading financial institutions. Join a team that is transforming how data, controls, and analytics power business decisions and regulatory reporting. As a Product Owner, you’ll drive the delivery of innovative solutions that support critical business objectives and regulatory needs.

Leads strategic product and client solutions across the GBS region, driving revenue growth, product adoption, and operational excellence. Manages a team, provides strategic client advisory, and collaborates cross-functionally. Requires experience in client service, operational management, strategic thinking, project management, and people management within ByteDance.

Tether is seeking a full-stack/mobile/desktop developer to build and maintain decentralized peer-to-peer applications. Responsibilities include designing and building cross-platform applications, integrating with the Pear Runtime stack, and contributing to open-source modules. Qualifications include 5+ years of software engineering experience, strong production experience with React Native and/or Electron, and familiarity with local-first data technologies.

Build and deploy machine learning models to prevent fraud. Drive data science projects from conception to deployment. Monitor, maintain, and retrain models. Explore new features and communicate with stakeholders on model design, development, and risk control.

Customer Solutions Agents provide support and resolution for complex customer issues regarding Ryanair's products and services. Respond to inquiries, complaints, and requests, handle escalated cases, and maintain accurate records.

System & Software Architect needed for a leading manufacturer of high-end household appliances. Define system/software architecture, lead design and documentation, and support product development. Requires a university degree in Vehicle Engineering or Computer Science, 5+ years of embedded systems experience, and expert knowledge of software architecture and design.

Machine Learning Engineer needed to design, develop, and deploy scalable ML solutions. Requires proficiency in Python, Azure services, and Databricks. Experience with MLOps, MLflow, and model lifecycle management is essential.

PTP/ Accounts Payable Analyst with Dutch or German Language Skills Think Global, Work Local with Maersk Global Service Centre! Are you ready to join an organization on an industry-defining journey? At Maersk, we are a global business with 100,000 employees across 130 countries, and our Global Service Centres (GSC) are at the heart of our operations.

Throughout Worldwide Clinical Trials, our culture of collaboration and innovation propels us in pursuing excellence in clinical research and making a meaningful impact on every patient's life. Roles within our TMF Operations department have a global scope, with opportunities to collaborate regularly with members of the Worldwide Project Team.

Overview We are seeking a dedicated Porter/Maintenance Assistant to join our team, responsible for maintaining the safety, functionality, and appearance of our facilities. This role involves performing a variety of maintenance tasks, waxing/buffing floors, and supporting facility operations. The ideal candidate will possess strong problem‑solving skills and the ability to work with a team.

Join Colibrix One - Innovating the Future of Payments At Colibrix One* we’re building advanced, المواردالذكاء الاصطناعي-محَبّر technologies that support Payment Service Providers (PSPs), Electronic Money Institutions (EMIs), and neobanks across the EU and the UK.

JLL empowers you to shape a brighter way. Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong.

Ajax Systems is an international tech company and the largest manufacturer of security systems in Europe, with over 4. 5 million end users and 330K PRO users in more than 180 countries worldwide. The company offers end-to-end solutions for protecting homes and businesses оf any scale.

Implementing and maintaining high-quality code using Craft practices (clean code, peer review, automated testing, continuous integration) Troubleshooting and resolving production issues, ensuring stability and minimal downtime Contributing to technical documentation and knowledge sharing across teams Driving continuous improvement in code quality using tools like Sonar and Jenkins Closely partneri

GR8 Tech is a leading B2B provider of iGaming solutions that empowers operators to grow, lead, and win. We deliver high-impact, full-cycle tech solutions designed to scale. From seamless integration and expert consulting to long-term operational support, our platform powers millions of active players and drives real business growth.

Senior Python Engineer to design, build, and maintain high-performance distributed backend systems. Responsibilities include architecting scalable systems, collaborating with teams, and implementing robust testing strategies. Requires 5+ years of Python backend development experience, Django, Kafka, and distributed systems experience.

A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Lead Data Scientist to own the full ML lifecycle, from data wrangling to deployment and monitoring. Architect inference for embedded/edge environments. Implement AWS ML platform capabilities and governance. Deliver LLM-based solutions with guardrails and evaluation. Mentor engineers and lead cross-functional teams.