1250 English-speaking jobs in Katowice

Full Stack Software Developer to design, develop, and maintain scalable web applications using ASP.NET Core and Angular. Collaborate with teams to define, design, and ship new features. Troubleshoot, debug, and optimize application performance. Requires 2 years of experience in full stack software development, strong knowledge of C#, .NET Core, and Entity Framework Core, proficiency in Angular (v18) with TypeScript, HTML5, and CSS3, and experience with Azure DevOps.

Outokumpu is accelerating the green transition as the global leader in sustainable stainless steel. Our business is based on the circular economy: our products are made from 95% recycled materials, which we then turn into fully recyclable stainless steel. This steel is utilized in various applications across society, including infrastructure, mobility, and household appliances. We are committed to 1.

Design, implement, and manage security solutions to protect network environments. Maintain security tools and technologies. Lead the design, implementation, testing, and support of security solutions for large or complex projects. Collaborate with IT teams to integrate security measures. Provide expertise in network security, including VPN solutions and firewall technologies. Conduct network security assessments and recommend improvements. Stay updated on security trends and technologies.

Application Engineer needed to provide technical support, training, and product demonstrations for 3D metrology software in Central & Eastern Europe. Must have 3-5 years of experience with 3D metrology software and strong customer service skills. Fluency in English is required.

This role sits at the intersection of Data Engineering + ML Engineering + GenAI, working closely with Data Science teams to take models from prototype to production at scale. This is not research — this is industrialized AI systems in real-world environments.

Let us introduce you the job offer by EY GDS Poland – a member of the global integrated service delivery center network by EY. At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too.

Job OverviewWe are building a specialized team focused on enabling advanced analytics and reporting capabilities across our internal data ecosystem. This team will design andmaintaindata platforms that integrate modernlakehousetechnologies, distributedcomputeframeworks, and cloud-native services to support diverse analytical use cases and enterprise-scale insights.

Proven big data experience, either from an implementation or a data science prospective,Knowledge of big data technologies (Spark, Hadoop, Elasticsearch),Knowledge of functional programming,Knowledge of relational and non-relational databases,Experience in working in an Agile environment,Good understanding of customer needs and ability to translate them into highly-effective technical solutions,Kn

Full Time Senior C Software Developer IoT in healthcare at Vaillant Group in Katowice, PL, 40-202. Apply directly through the link below.

We are seeking a high-velocity engineering leader to architect the backbone of a global, high-scale ecosystem. In this role, you will bypass legacy maintenance to lead an elite squad in building resilient, distributed systems that handle massive data throughput in real-time.

And offering tailor‑made training programs and opportunities to work on exciting international projects. Both count. Both are us.

Lead the development of modern web applications, crafting high-performance, scalable, and reusable UI components using React. Drive technical decisions, mentor developers, and shape best practices in code quality, accessibility, and performance.

Lead and mentor a small engineering team to design, deploy, and maintain AI agents, automation workflows, and reliable AI systems. Strong MLOps, Docker, and AI integration experience required.

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible.

AVSystem is the company behind the Unified Management Platform (UMP) – a solution used by Tier-1 telecom operators such as Orange , Vodafone , AT&T and T-Mobile . Our software enables automatic configuration, upgrades and monitoring of millions of routers worldwide This role has real impact.

This exciting role offers you the ideal opportunity to begin and further develop an impressive career within a values-driven culture. As a global building materials manufacturer with 43,500 employees in 90 countries, we offer diverse opportunities to ambitious talent.

This exciting role offers you the ideal opportunity to begin and further develop an impressive career within a values-driven culture. As a global building materials manufacturer with 43,500 employees in 90 countries, we offer diverse opportunities to ambitious talent.

At SD Worx Poland, we are focused on building capability and flexibility to meet the growth of the business whilst increasing the profitability across the organisation. We support SD Worx on most of the business areas such as HR, Finance, Marketing, Software Development, Testing, Implementation and Service Delivery.

About the Role We are seeking a Staffing Specialist/Coordinator to optimize consultant utilization and enable smart staffing decisions as we scale from 25 to 50+ consultants. This role provides analytical support and operational coordination for resource allocation decisions, working closely with Poland Operations Leadership and Delivery Leadership.

A new chapter begins – welcome to Tribera! We are looking for a reliable and detail-oriented Financial Administrator to support our Finance team in daily operational tasks. You will ensure smooth invoice processing, accurate data maintenance, and effective coordination with internal and external stakeholders in a digital finance environment. Why Tribera?