16245 English-speaking jobs in Warsaw

Develop and implement reinforcement learning (RL) environments for large-scale agent evaluation and experiments. Build task generation pipelines, dynamic datasets, and scripted environments. Design APIs and orchestration frameworks for running, resetting, and evaluating agents.

Lead the design, development, and delivery of complex, high-performance software features in a financial industry project. Mentor team members, drive architectural discussions, and ensure high-quality coding standards.

Develop and operate LLM-based AI systems written in Python, including RAG and Agent solutions. Focus on productionizing AI applications at scale, starting with the personalization and enhancement of the connected cooking experience.

Software Engineers design, build, and test software products that reach a global customer base. Responsibilities include collaborating with product owners, developing scalable solutions, and contributing to technical documentation. Expertise in Java, C#, C++, web applications, and technologies like Angular, React, Kubernetes, and Docker is required.

DevSecOps Consultant will design, implement, and optimize DevSecOps pipelines, integrate security controls into CI/CD workflows and IaC, and collaborate with development, operations, and security teams.

Senior SAP ABAP Developer with 6+ years of experience in classical and object-oriented ABAP (7.40+), RAP, CDS, OData, SAP Fiori/UI5, and integration technologies.

Data Analyst needed for a 6-month contract. Collaborate with Supply Chain stakeholders to define data needs, design dashboards, and ensure data quality. Requires 3-5 years of experience as a Business Analyst in supply chain, strong SQL skills, and experience with SAP S/4HANA (MM, SD) preferred.

Identifies, assesses, and monitors IT, cybersecurity, data protection, and business continuity risks. Advises cross-functional teams on risk-aware decision-making. Coordinates audits, security reviews, and compliance checks.

Senior Manager - Submission Management will support end-to-end regulatory activities for assigned projects, including leading the preparation and compilation of compliant US IND and marketing submissions for global health authorities. The role will also drive the execution of global submissions, collaborating with global teams and proactively monitoring progress to ensure timely health authority submissions. The Senior Manager will manage the submission production activities for assigned products, including the lifecycle management of applications. The role will also lead a team of direct reports, managing resource allocation and providing training and mentoring to new staff.

Database Reliability Engineer will maintain, operate, and scale production datastores in a global, multi-regional environment. Responsibilities include ensuring high availability, low latency, and reliability of the data persistence layer, designing and implementing automation for datastore provisioning, and building observability around databases. Requires 2-3+ years of hands-on experience running PostgreSQL in production cloud environments (preferably AWS) and exposure to managed datastores.

Senior DevOps Engineer to design and evolve CI/CD platforms for a global fitness and wellness technology company. Responsibilities include platform architecture, technical leadership, developer experience enablement, and quality assurance. Requires 7+ years of experience in software engineering or DevOps, strong cloud platform and containerization knowledge, and experience with CI/CD ecosystems and build tooling.

Android Engineer with 3-4 years of experience in Android development (or Kotlin/Java background with Android experience) sought to develop enterprise-grade accessibility features. Strong knowledge of Android SDK, platform architecture, and UI frameworks required.

Designs, develops, and maintains automation scripts and tools using Python, PowerShell, and Bash. Collaborates with teams to identify and deploy automation capabilities. Troubleshoots and resolves scripting issues.

Python Developer/Financial Engineer needed to design, develop, and test analytic platforms for data-driven decision making. Requires MSc or PhD in a technical field and 5+ years of software development experience with object-oriented languages (e.g., Python, Java, C++, C#).

Quantitative Developer needed for fintech company. Design, develop, and maintain trading systems using Java, Python, and SQL. Collaborate with quantitative teams to implement and refine trading strategies. 3-5+ years of quantitative development experience required.

System Analyst needed to design and validate integrations between Salesforce, Marketo, OIC, and Workato. Responsibilities include requirements analysis, technical design, quality assurance, and infrastructure monitoring. Requires experience with OIC, Workato, Python, Postman, and GCP.

Sustainability Manager will lead and manage sustainability projects, including energy modeling, decarbonization, and ESG reporting. Requires 8+ years of experience as a Sustainability/Energy Consultant, a relevant degree, and fluency in English.

Publishing Development Specialist will connect with researchers, build communities, and help journals thrive. Responsibilities include outreach, driving growth, relationship building, representing the journal, and developing communities.

Design, build, test, and deploy cloud and on-premise data analytics services. Model development and operationalization, AI consultancy, and collaboration with project teams. Requires 3+ years experience as an AI Engineer or Data Scientist with strong Python, SQL, and Spark/PySpark skills.

Leads the development and delivery of standardized, high-quality reporting and analytics for Global Business Services (GBS). Manages a team of Reporting Experts and partners with stakeholders to translate needs into KPIs and reports. Ensures robust data management, KPI standardization, and platform operations.