5334 English-speaking jobs in Warsaw

Senior Data Engineer will design and develop scalable data processing pipelines for streaming and batch processing using technologies like Databricks, Airflow, and/or Dagster. Responsibilities include collaborating with the Data Science team on Machine Learning projects, developing data transformations, and translating business requirements into technical solutions. Requires at least 5 years of experience implementing, developing, or maintaining Big Data systems, strong Python programming skills, and familiarity with technologies like Airflow, Databricks, Spark, Azure Event Hub or Kafka.

As a Solution Engineer, you will act as a technical advisor during pre-sales engagements, helping clients understand AI/ML and data platform capabilities and align them with business goals. You will design solution architectures, create technical proofs of concept, and collaborate with sales, delivery, and engineering teams.

This role delivers high-quality financial reporting and assurance for internal clients across the ERGO Group within life and health insurance entities. Ensures accurate, compliant reporting under HGB, IFRS, and Solvency II. Serves as a key contact for auditors and stakeholders.

Software Engineer will build scalable Java services, design REST APIs for AEM and frontend, and integrate with external systems. Responsibilities include ensuring performance, reliability, and security of end-to-end features across AEM. Experience with Spring, REST APIs, MongoDB, OpenSearch, AWS, Docker, JUnit, Mockito, and AEM 6.5 is required.

Senior Drupal Developer to lead development efforts and drive the transition to a new Drupal 11 platform for a leading company in consulting and digital transformation.

Accountant needed for a European legal entity of a global FMCG company. Prepare financial statements, coordinate closing processes, and ensure compliance with regulations. Requires a Master's degree in finance or accounting, 2-3 years of experience, and proficiency in English and SAP, Hyperion, and Excel.

Executes audit plans, conducts audits to evaluate internal controls and compliance, prepares reports, and presents findings to senior management. Provides advisory services, supports implementation of recommendations, and trains team members. Requires 7 years of experience in statutory audit or internal audit, ACCA or Statutory Auditor (PIBR) certification, and advanced proficiency in Excel, PowerPoint, and Word.

Designs, builds, and maintains Python microservices for personalized content recommendations. Deploys, monitors, and operates machine learning services in cloud environments. Collaborates with engineers and product managers to launch ML-powered features.

Senior Machine Learning Engineer will build, train, and improve ML models for personalized workout and content recommendations. Responsibilities include developing data and ML pipelines, productionizing models, and collaborating with cross-functional teams. Requires 4+ years of experience in machine learning, strong Python skills, and experience with Spark, Airflow, AWS, and Kubernetes.

Analyze financial and operational data to identify trends, risks, and opportunities. Translate data into actionable insights for stakeholders. Develop dashboards, reports, and KPIs to monitor business performance. Support budgeting, forecasting, and strategic projects.

Develop and maintain microservices for Home Connect IoT-Platform using Node.js, TypeScript, and React. Collaborate with a team to optimize code, analyze problems, and create automated tests.

Senior FullStack Engineer to design and implement scalable microservices using Node.js and TypeScript. Responsibilities include backend and streaming, API design, frontend development, and testing. Requires 5+ years of software engineering experience with expertise in Node.js, TypeScript, Event-Driven Architecture, and API design.

Experienced Data Analyst to drive strategic decisions through advanced analytics and efficiency frameworks. Maintain and develop company-wide reports, conduct A/B testing and cost-line analyses, and build tools to monitor ongoing tests. Work with large datasets to provide transformative insights and design datasets for carbon footprint calculations. Expert in SQL, with knowledge of Python, Tableau, and Airflow preferred. Proven track record of generating insights that drive strategic decisions.

Senior QA Engineer will develop and execute test scenarios for a new financial platform designed to streamline debt management. Responsibilities include automating test cases, validating system integrations, and monitoring system performance. Requires at least 4 years of experience as a Tester or QA Engineer with a minimum of 2 years in a senior role. Strong background in testing distributed systems, microservices, and asynchronous messaging is necessary. Practical knowledge of C#, .NET, xUnit, and automation tools like Cypress is required. Familiarity with SQL, PostgreSQL, and REST API testing is also needed.

Software Development Engineer in Test will define and implement testing strategies, build automated testing systems, and collaborate with engineers and stakeholders. Requires strong Java programming skills, experience with test automation frameworks, and knowledge of BDD and cloud infrastructure.

Freelance Senior Android Developer sought for diverse IoT projects. Requires 3+ years Android experience, Kotlin, Unit Tests, Android libraries (Koin, Hilt), and Jetpack Compose. Strong English (B2) and experience with Bluetooth Low Energy communication are essential.

Leads and manages internal audit projects, identifying financial, operational, and compliance risks and recommending solutions to enhance governance and efficiency. Evaluates and strengthens internal controls over financial reporting, including SOX compliance testing. Develops and presents actionable recommendations for process improvements and operational excellence. Coaches and develops team members, fostering a culture of collaboration and continuous learning.

Software Engineer to design, implement, and optimize microservices and RESTful APIs for a geospatial intelligence platform. Experience with Go, AWS, Kubernetes, and distributed systems required.

ServiceNow CSM Developer will design, develop, and deploy ServiceNow solutions, collaborating with customers to implement scoped applications. Requires 5+ years of ServiceNow experience, including 2+ full CSM project cycles for multinational companies. Expert knowledge of CSM module, administration, CMDB, and Workspace configuration is essential.

Senior Software Engineer will lead a team, design, develop, and launch backend systems at scale. Experience with Python or Kotlin, AWS, MySQL, and Kubernetes is required. Must have experience mentoring junior engineers and designing highly available distributed systems.