5328 English-speaking jobs in Warsaw

Data & Analytics Consultant for the Energy Industry will engage clients, combine industry and digital experience to deliver advisory solutions, and leverage industry experience to handle structured and unstructured data. Responsibilities include data engineering, data analysis, business intelligence, and visualization. Experience in the Resources industry, data analytics, and a major cloud technology are required. Excellent English and additional language skills are also required.

The Middle Penetration Tester will conduct network and application-level security assessments using automated tools and manual techniques. Responsibilities include preparing assessment reports, communicating with clients, and contributing to security process and tool improvement.

Senior Software Developer will design, build, and maintain reliable applications. Requires 3-5 years of experience in software development with strong C programming skills and experience with Python, Perl, or TCL.

Tribe Security Officer to join a growing Cybersecurity & IT Risk team. Responsibilities include driving the implementation of security, risk, and continuity policies, identifying and managing IT risks, supporting vulnerability management, and reporting on security posture. Requires at least 5 years of experience in cybersecurity or IT risk, solid understanding of security, risk management, and governance, and fluency in English.

Design and deliver data-driven solutions, turning complex enterprise data into actionable insights. Build and deploy machine learning models and analytical solutions for clients. Leverage GenAI and LLMs to augment data science workflows. Translate business requirements into data science approaches, selecting methods, validating assumptions, and communicating results. Collaborate with engineers, architects, and consultants on cross-functional project teams.

Backend Developer needed for mission-critical services supporting checkout, customer management, and commerce. Experience with Java backend development, API design, and event-driven architecture required. Node.js / TypeScript experience preferred.

Manual Tester needed to ensure software quality through test automation and collaboration with development and business teams. Responsibilities include creating and executing test cases, identifying defects, and participating in requirements analysis and design reviews. Requires 2+ years of testing experience, strong Java or Python knowledge, and experience with REST API and SQL.

Design, implement, and optimize process automation solutions using Camunda Platform 7 or 8. Minimum 3 years of experience as a Camunda Engineer / BPM Engineer / Automation Engineer required.

Salesforce Developer with 3+ years of experience needed to build and customize Salesforce solutions. Proficiency in Apex, Visualforce, LWC, Salesforce configuration, APIs, integrations, and version control tools required.

Define product vision and strategy, manage product backlog, and collaborate with stakeholders to gather and refine requirements.

Experienced Automation Tester needed to design, develop, and maintain automated test scripts using Playwright and other frameworks. Must have 3+ years of testing experience, 2+ years in automation, and strong knowledge of PyTest, JavaScript/TypeScript, or Python.

Experienced Python Developer sought to design, develop, and maintain scalable backend applications and AI solutions. Requires 5+ years experience, strong Python skills, and knowledge of relational databases (SQL/Alchemy). Experience with LLM technologies (OpenAI, GPT) is essential.

Design, implement, and maintain business process automation solutions using IBM BPM/BAW for international clients. Minimum 2 years of experience as an IBM BPM/BAW Engineer or BPM Developer. Strong knowledge of BPMN and experience integrating with external systems.

UX/UI Developer to design and implement intuitive user interfaces. Requires 2-3 years of experience in UX/UI design and front-end development, proficiency in design tools and JavaScript frameworks, and a portfolio demonstrating both design and development work. Strong English communication skills are essential.

Full-Stack Developer to design, develop, and maintain applications using Java and React. Requires 3+ years of experience with Java, React, TypeScript, REST APIs, and SQL databases.

Develop innovative AI solutions using machine learning and generative AI technologies. Build intelligent systems leveraging large language models and RAG architectures.

Lead complex IT projects using Agile and Waterfall methodologies. Manage scope, timeline, budget, and resources. Coordinate cross-functional teams and communicate with stakeholders.

Experienced Scrum Master to facilitate Agile practices, coach development teams, and remove impediments.

Microsoft Fabric Engineer needed for international projects. Design and implement end-to-end data platforms in Fabric, including Lakehouse, Warehouse, OneLake, and Power BI. Build and maintain PySpark/Delta pipelines and develop semantic models for Power BI.

Experienced Data Scientist with AI to design, develop, and deploy Machine Learning and Generative AI solutions. Lead end-to-end projects, build scalable AI/ML pipelines, and develop LLM-based applications. Requires 4+ years of experience, strong Python skills, cloud AI platform experience, and proficiency in LLMs, embeddings, and vector databases.