8054 English-speaking jobs in Masovian Voivodeship

Build and maintain complex, scalable ETL pipelines for data-driven decision-making. Collaborate with data producers, software developers, and stakeholders to ensure data quality and governance. Drive continuous improvement of data processing workflows and adapt latest tools and techniques.

Experienced SAP Project Manager needed for global logistics client. Lead complex SAP Finance and integration projects, manage budgets and timelines, and collaborate with international teams.

Senior Python Backend Engineer to design, develop, and maintain scalable RESTful APIs and microservices. Requires 6+ years of backend development experience with Python, FastAPI, Django, or Flask, and experience with GCP and Docker.

Pricing Data Specialist analyzes data to identify pricing challenges and opportunities. Creates reports, dashboards, and leads workshops to translate insights into actionable pricing strategies. Collaborates with business teams to track results, suggest improvements, and promote PriceFX Analytics tools.

Supports the Product Owner for Esker and Blackline applications, contributing to product development and continuous improvement. Translates business needs into actionable product requirements and supports communication of requirements across business and technical teams. Analyzes data to identify trends, issues, and opportunities for improvement. Acts as a Subject Matter Expert (SME) for Esker and Blackline applications.

Lead and deliver high-quality ML scoring solutions, including click and conversion predictions, for sponsored offers. Manage training scope for deep learning models and oversee the transition of scoring responsibilities. Provide expert insights into future roadmaps and drive end-to-end model training initiatives. Collaborate across ML, engineering, and product teams to ensure strategic and operational excellence. Maintain and improve cloud-based ML workloads on GCP.

Clinical Trial Educators (CTEs) collaborate with research staff and other stakeholders to drive trial recruitment and support study-specific training needs. The CTE acts as a strategic partner to both external and internal stakeholders to optimize the site experience and performance.

Leads and manages large-scale AI security projects, developing and enforcing AI usage guardrails. Provides leadership to AI security professionals and contributes to resource and policy development.

Design, develop, and deploy robust software solutions for trader workflow tooling. Collaborate with business stakeholders to translate requirements into technical specifications. Champion best engineering practices and mentor junior colleagues.

Designs and communicates enterprise-level ICT infrastructure architectures. Translates business requirements into scalable solutions. Leads architecture design for core ICT systems and platforms.

Investigate complex fraud cases, analyze data to improve fraud capture, and build reports and dashboards to track solution performance. Collaborate with internal and external teams to develop and implement fraud prevention strategies.

Develop and implement high-performance React Native applications. Write reusable, testable, and efficient code. Integrate with backend APIs, authentication systems, and media streaming services. Analyze application health and performance. Collaborate with product, UX/UI, and backend teams.

Design, build, and operate shared AWS cloud services for over 700 accounts. Develop and manage automated platform capabilities covering the full cloud lifecycle, including networking, governance, identity, backup, and cost optimization.

Leads end-to-end institutional onboarding for White Label Pro clients, ensuring delivery meets regulatory and client standards. Coordinates across teams, resolves operational bottlenecks, and establishes delivery playbooks. Defines and owns the QA layer for delivery, navigates regulatory complexity, and owns the commercial cost-structure model. Provides visibility to leadership on delivery KPIs and continuously improves the product. Requires 5+ years of experience in product or delivery leadership within a regulated fintech environment.

Leads optimization and control of fleet metrics (cost, utilization, additions, deletions) for Austria, Poland, and Czech Republic. Develops and executes monthly fleet forecasts and annual plans using ABG optimization tool. Manages fleet in/out timing and liaises with business areas (Planning, Operations, Logistics, Procurement, Sales).

Data Analyst needed for statistical analysis of research data sets. Requires advanced knowledge of SPSS and VBA, data analysis experience, and strong analytical skills. Knowledge of statistics and programming is beneficial.

Leads the design and implementation of a comprehensive data privacy and access control architecture. Oversees the implementation of fine-grained data classification frameworks and permission propagation mechanisms. Collaborates with engineering and product teams to integrate privacy controls and balance privacy requirements with usability.

Android Engineer | Mid-Senior | Kotlin | Saily At Saily, we’re removing the hassle of staying connected while traveling — no roaming fees, no plastic SIM cards, just lightning-fast, secure mobile data in 200+ destinations. Saily has millions of paying customers and hundreds of thousands travelers browsing through Saily at any given moment.

Leads a team of quantitative experts in developing and monitoring interest rate risk models. Requires 10+ years of experience in financial risk management, strong technical and domain expertise in interest rate modeling, and proficiency in Python.

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal.