551 English-speaking jobs in Katowice

Data Architect / Analyst needed for a 16-week project (0.5 FTE). Responsibilities include managing program delivery, defining data catalog requirements, collaborating with SMEs, designing data models, and enhancing data quality frameworks. Requires experience with Microsoft Purview, Snowflake, conceptual data modeling, business glossary creation, and data quality methodologies. Strong program management and communication skills are essential.

Experienced QA Engineer to ensure high software quality and own testing strategy across the development lifecycle. Responsibilities include defining testing strategies, developing automated tests, and performing manual testing.

Design, develop, and deliver software solutions for cash register systems, scale systems, self-checkout systems, and central services. Integrate third-party systems and hardware.

DevOps Engineer (AI) to join an international squad focused on development environment optimization. Responsibilities include implementing, maintaining, and supporting developer tools and platforms. Requires strong experience in software development (Git, Python, TypeScript), AI tools (Amazon Q, Kiro, Claude), AWS, Infrastructure as Code (Terraform, CDK, Ansible), and ITIL. Must have EU citizenship and fluent English.

Senior Software Engineer (PHP with Drupal) to join a team developing custom websites for clients in various business areas. Responsibilities include technical analysis, ticket resolution, implementation, testing, code review, and collaboration with customers. Must have experience with Drupal (9+), PHP, Git, DDEV, Drupal configuration development, the Drupal Theme layer, MySQL, and automated testing. Excellent communication skills and fluency in English (B2/C1) are required.

Senior Backend Developer will design, implement, and manage APIs and services for client-facing products. Responsibilities include creating algorithms, integrating customer systems via SSO, and exploring architecture and CI/CD processes. Requires 5+ years of experience with Python, Java, SQL, Docker, Bash, Linux, Kafka, Kubernetes, Ansible, and Git.

The Application Security Engineer II monitors and assesses the security of customer-facing products, services, and internal infrastructure. Provides guidance on security during product development and policy creation. Responds to security issues and manages the Security Response queue.

Data Scientist with 4+ years of experience in Data Science/Data Analytics projects. Strong Python programming skills, experience with cloud services (especially Microsoft Azure), and proven expertise in Generative AI (GenAI) solutions.

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.

The IT Infrastructure Specialist maintains and improves FreeBalance's corporate IT environment, including end-user systems, cloud infrastructure, and internal technology services. Responsibilities include end-user support, cloud and on-premise infrastructure operations, PKI-based authentication, security coordination, and vendor & asset management.

Senior FullStack Engineer to develop and deliver scalable solutions using React.js, .NET, and related technologies. Requires 4+ years of experience, strong C#/.NET Core, React.js, and Azure skills.

Data Engineers needed to build a scalable and secure data platform. Responsibilities include business analysis, platform architecture design, data model design, platform and ELT process implementation, data migration, and testing. Must have experience with Data integration / Data migration practices, support and extend existing data ingestion and transformation pipelines, and transfer data from data warehouse and SQL database to Databricks or BigQuery.

Solution Engineer to help clients leverage AI and data platforms. Align technical solutions with business goals, including machine learning, LLMs, and cloud data platforms. Provide technical expertise during pre-sales engagements and support solution design and implementation.

Manage customer identity platform, Azure AD B2C, ensuring reliable user sign-in, managing logs, and maintaining cross-tenant governance.

Senior Java Software Developer will design, deploy, and ensure quality assurance of software solutions. Responsibilities include requirements analysis, software design, implementation, testing, and user guide preparation. Requires 10+ years of Java development experience, expertise in Spring and Hibernate, and experience with enterprise ERP architectures. Excellent communication skills in English are essential.

Perform setup, calibration, testing, and troubleshooting of circuits, components, instruments, and mechanical assemblies. Determine and develop test specifications, methods, and procedures. Test and troubleshoot assemblies or final systems. Prepare technical reports summarizing findings and recommending solutions.

Senior Infrastructure Consultant specializing in NetApp storage technologies. Designs, operates, and optimizes enterprise-grade NAS environments. Troubleshoots, analyzes, and resolves complex storage issues.

Senior Consultant will design and deliver supply chain transformation projects, translate business requirements into technical functionalities within OMP, and support sprint and UAT testing. Must have 2 years of hands-on experience with OMP (OPR/S&OP/DP modules) and transformation/implementation projects.

Lead business development and project delivery for EU space and digital clients, including DG DEFIS, DG CONNECT, EUSPA, and ESA. Manage and coordinate cross-functional teams, build client relationships, and drive innovation. Minimum 7 years of experience in business development, account management, consulting, or public-sector advisory, including at least 3 years in the space or defense sector.

MS Dynamics 365 F&O Senior Consultant will deliver business advisory services, implement MS Dynamics 365 F&O solutions, and manage implementation projects. Requires 4+ years of experience in MS Dynamics 365 F&O implementations, understanding of F&O architecture, and strong client communication skills.