12086 English-speaking jobs in Warsaw

Administers and maintains Oracle BI environments (BI Publisher and/or OBIEE). Monitors, configures, and optimizes reporting processes. Provides operational support for business users and troubleshoots technical issues.

Data Scientist to analyze telecommunications data, develop machine learning solutions, and improve service performance and customer experience. Requires 3+ years of experience in data science, strong Python skills, and expertise in machine learning methods and big data tools.

Senior Full Stack Developer specializing in C#, APIs, and middleware integrations. Builds, secures, and maintains integrations between core business systems. Coaches junior developers on backend logic, security, and best practices.

Data Scientist with 5+ years of experience in applying data science techniques, statistical analysis, and machine learning to discover insights from data. Responsibilities include developing end-to-end data science solutions, collaborating on projects, and participating in sales initiatives. Strong coding skills in Python, SQL, and R are required, along with experience with Git, CI/CD, and MLOps. Experience with Media, Promotions & Trade mechanisms (MMM) is essential.

Senior AI-first Engineer to design, develop, and maintain full-stack features using AI tools throughout the development lifecycle. Requires experience with Claude Code, GitHub Copilot, Cursor, .NET, C#, JavaScript, TypeScript, React, and cloud platforms.

Site Reliability Engineer to join a dynamic technology team in the banking sector. 5-10 years of experience in software development required. Must have strong knowledge of Python, C++, Java, Linux, DevOps, and CI/CD tools. Experience with Prometheus, Grafana, Splunk, Jenkins, and GitLab CI is essential. Responsibilities include designing, building, testing, and deploying automation tools, supporting releases, and collaborating with development and infrastructure teams.

Provides support for daily accounts receivable and revenue recognition activities. Performs operational and administrative tasks in SAP. Collaborates with accounting teams and local finance.

Experienced Salesforce Business Analyst (CPQ) needed for a global engineering leader. Collaborate with stakeholders to gather, document, and refine business requirements. Translate needs into user stories and ensure backlog accuracy. Deep knowledge of Salesforce modules, specifically CPQ, and Conga CPQ is advantageous.

Senior Data Scientist/AI Engineer specializing in Reinforcement Learning will design, deploy, and optimize RL environments for large-scale agent evaluation and experiments. Requires 5+ years software engineering experience in Python and 3+ years as a Data Scientist/Machine Learning Engineer.

Lead the design and delivery of enterprise-grade geospatial architectures, integrating satellite imagery, AI analytics, and cloud platforms. Build and deliver cloud-based GeoAI platforms, prototypes, and PoCs. Apply domain expertise in geospatial and Earth Observation data to identify business challenges and develop innovative solutions. Lead GeoAI projects, from pre-sales discussions to technical delivery and project execution. Bridge the gap between business and technical teams, ensuring effective communication and alignment of technical outcomes with client objectives.

AI Software Engineer to develop and maintain Python backend components for AI-driven products. Requires 2+ years of Python experience and initial hands-on AI/ML experience.

Junior AI Engineer to develop AI-powered features using Python. Requires 2+ years of Python experience and initial hands-on AI/ML experience.

Xebia is seeking a Perl Developer to join a collaborative team. Responsibilities include developing medium to large-scale Perl applications, utilizing modern web-based MVC frameworks, and applying unit and integration testing practices. The ideal candidate will have experience working across the full software development lifecycle and possess a strong understanding of OOP, MVC, and JSON/XML APIs.

Senior Test Engineer to lead end-to-end testing of event-driven systems and data integrations. Responsibilities include designing, executing, and maintaining test scenarios for Kafka-based systems, validating data mappings, and collaborating with developers and stakeholders. Requires strong understanding of testing methodologies, experience with data platforms and Agile/Scrum environments, and proficiency with JIRA and test management tools.

Finance Data Administration Specialist supports Finance Departments by managing financial master data (clients, matters, fee earners) and ensuring data quality. Responsibilities include resolving integration issues, supporting users, and collaborating with internal and external clients. Requires 1-2 years of experience in a multinational organization, excellent communication skills, and proficiency in MS Office.

Experienced Murex professionals sought for Agile teams in Market Risk Consulting, Technical Support, FX Business Analysis, and IT Development. Roles involve managing mission-critical infrastructure, end-to-end VaR calculations, FX Options pricing, platform stability, and automation.

Talan seeks a Junior QA Automation Engineer with basic Java knowledge, understanding of BDD and Cucumber, and experience with Jenkins. The ideal candidate will have a QA-oriented mindset, strong analytical skills, and a willingness to learn.

Manages global cyber security IAM resources to implement and operate BeOne's identity and access management strategy. Contributes to the development of the vision, strategy, framework, and roadmaps for global identity and access management. Develops and manages key metrics and executes continuous improvement efforts. Responsible for SOD management and other IAM compliance related activities.

Business Intelligence Analyst will design, develop, and maintain Power BI reports and dashboards. Collaborate with stakeholders to translate business needs into data solutions and provide insights to support decision-making.

Analytics Engineer to design, build, and maintain scalable data solutions. Collaborate with stakeholders to understand data needs and integrate complex source systems. Strong SQL, data modeling, and communication skills required.