6772 English-speaking jobs in Masovian Voivodeship

About the Client Our client is an international payments company offering a full infrastructure stack, including issuing, acquiring, and a proprietary payment gateway. The company is focused on expanding its presence across multiple regions and scaling its commercial function with a strong, structured sales leadership approach.

Leads and oversees benefit-risk assessments for assigned products, ensuring continuous evaluation of safety and efficacy data. Authors and reviews benefit-risk sections for regulatory documents. Collaborates with signal management teams to evaluate safety signals and integrates data from various sources into comprehensive benefit-risk evaluations. Acts as a subject matter expert in benefit-risk methodology.

They have multiple engineering teams working across different product areas but lack consistent engineering culture and standardized processes. They need someone to unify the function and prepare it for the next phase of growth. VP of Tech Warsaw, Poland · Hybrid (3 days on-site) · PLN 480,000–600,000 The role You will manage the heads of three engineering areas and report directly to the CPTO.

Senior Full Stack Engineer (Node.js & React) will design, develop, and maintain scalable applications. Responsibilities include analyzing requirements, writing unit tests, and collaborating with teams on technical solutions. Requires 6+ years of commercial Full Stack development experience, strong Node.js, React, and Agile methodologies knowledge. Fluency in English is required.

Senior Software Engineer will design and implement developer tools for Vertex AI and GCP. Responsibilities include leading technical execution for product initiatives, collaborating with customers, and demonstrating a bias for action. Requires a Bachelor's degree and 5+ years of full stack development experience (Java, Python, Go, C++, JavaScript, TypeScript, HTML, CSS).

IT Product Lead will lead delivery in Agile environments, working with business stakeholders and technical teams to translate requirements into delivery scope and backlog. Experience in agile product or software delivery, backlog management, and AI/ML solutions is required.

Senior Hadoop Big Data Developer will develop and maintain applications using Hadoop technologies (YARN, Sqoop, Hive, Impala, MapReduce, Oozie) within an Agile SAFe environment. Requires 5+ years of Scala experience, strong Spark skills, Linux Shell Scripting proficiency, and expertise in the Hadoop ecosystem. Experience with Git, Ansible, Bamboo, and Jenkins is also required. Optional Java, Flink, Kafka, and Data Analysis knowledge is beneficial.

Senior Data Scientist to lead end-to-end marketing initiatives, build predictive models, and shape attribution methodologies. Collaborate with marketing teams to translate data into actionable recommendations and drive business impact. Requires 5+ years of experience in data science, proficiency in Python, SQL, and cloud infrastructure.

SAP FI/CO Consultant provides L3 technical support, including configuration changes, implementation, and testing. Requires 10 years of professional experience, at least 8 as an SAP Consultant, and minimum 4 years with SAP FI/CO module. S4HANA (with FIORI) and ABAP reading skills are preferred.

Senior Embedded Software Engineer to lead and participate in design and code reviews, develop Python tools, and apply C/C++, Java SE, and object-oriented design for Windows and real-time Linux.

Senior Chart Rendering / Jasper Customization Specialist needed for a Proof of Concept migrating a legacy reporting platform. Focus on advanced chart rendering, visualization customization, and PDF-oriented rendering. Requires strong Java skills, experience with JFreeChart or similar frameworks, and custom chart rendering expertise. Collaborate with reporting teams, business stakeholders, and Java developers.

AI Architect / Senior ML Engineer to design and deliver production-grade AI systems for enterprise clients. Focus on building real-world AI solutions across the full lifecycle, from data pipelines to deployment and monitoring. Requires 7-12+ years of experience, including 4-6+ years in ML/AI with production systems. Strong Python engineering skills and experience with PyTorch, SciKit-Learn, TensorFlow, data engineering, and cloud platforms (AWS/GCP/Azure) are essential. Solid MLOps experience and experience with GenAI (LLMs, RAG) are also required.

Senior Software Engineer will design and implement high-performance data pipelines using Kafka. Collaborate with cross-functional teams to deliver impactful data engineering solutions. Manage and improve ETL pipelines and data orchestration.

Middleware Specialist needed to ensure stability, resilience, and performance of enterprise middleware platforms in a banking environment. Responsibilities include monitoring, optimizing, and maintaining middleware components, designing resilient infrastructure architectures, and managing incidents. Requires experience in mission-critical environments, Windows and Linux systems, and databases such as Oracle, SQL Server, MySQL, and MongoDB.

Lead the development and deployment of RGM analytics capabilities across the commercial organization. Master advanced analytics solutions, leverage multiple data sources to deliver insights on price, promo, and assortment optimization. Manage and deploy the promo optimization program in France, UK, Italy, and Germany.

Lead the development of cross-platform mobile applications using AI-assisted tools like Claude Code and Cursor. Architect and maintain robust iOS and Android applications, collaborating with backend systems.

Design, implement, and maintain test plans and test cases for Salesforce applications. Develop and maintain automated test scripts using Salesforce-compatible frameworks. Execute functional, regression, integration, and UAT testing. Collaborate with developers, business analysts, and product owners.

Experienced Business Analyst needed for international IT projects. Translate business needs into functional and business requirements, collaborate with stakeholders, and ensure IT solutions align with business objectives.

Leads EAM platform solutioning, implementation, and enhancement projects. Collaborates with cross-functional teams to ensure seamless integration with other ERP modules. Develops and implements APM solutions to help clients create value from digital asset management capabilities. Requires hands-on experience with EAM solutions such as SAP PM/EAM/MM, IBM Maximo, HxGN (Infor) EAM, IFS EAM, and knowledge of maintenance and reliability processes. Proven ability to work creatively and analytically in a problem-solving environment. Experience in project management activities including planning, deliverables development, project execution monitoring, managing stakeholders' relationships, mitigating risks, and managing change requests. Change management experience in reviewing existing processes and procedures, defining future state processes, developing training material, and delivering training sessions to business users. Operational experience in the manufacturing sector is desirable. Excellent Business English communication skills (written & spoken). Knowledge of German or French is appreciated.

QA Engineer needed for a global-scale gaming and lotteries platform. Responsibilities include designing and executing manual and automated tests, validating backend logic, and collaborating with developers. Requires 4+ years of QA experience, strong manual testing skills, and experience with SQL, REST APIs, and JIRA.