python English-speaking jobs in Chorzów

Software Engineer will lead full-stack development initiatives, spanning the full development lifecycle. Requires proficiency in .NET languages (C#, F#) and experience building SPAs in JavaScript and RESTful backend services using ASP.NET Core.

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible.

Develop and implement business strategy for Specimen Management portfolio in Central & Eastern Europe. Achieve sales targets, profitability, and market share goals. Lead, mentor, and develop a sales, marketing, and support team. Drive market access initiatives and manage product launches.

Liaison Officers (LO-ISR) required to serve as the primary operational interface between deployed ISR teams and leadership. Ensure effective coordination, accurate intelligence product delivery, and consistent situational awareness. Roles include PED management, mission coordination, real-time communications, and client liaison. Must have EU Confidential Security Clearance and be an EU National.

This role supports supplier account management and transactional processing activities. Responsibilities include supplier statement reconciliation, issue resolution, and processing invoices across various platforms.

Drives new business growth in the grid industry by managing the entire sales lifecycle, from prospecting to contract negotiation. Collaborates with internal teams to deliver tailored technical solutions and ensure customer success.

Quality Engineering Lead to design, own, and evolve a scalable test framework across all layers. Collaborate with stakeholders to shape testable stories and manage dependencies. Drive automation within CI/CD pipelines and establish quality gates. Build and coach a high-performing QE chapter.

Quality Engineering Lead will design and implement automated testing frameworks and pipelines. Requires proficiency in Java, C#, Python, BDD frameworks, and Azure DevOps. Experience leading QE in regulated environments and performance/security testing is preferred.

Manage and lead a business unit, ensuring compliance with sustainability, quality, and legal requirements. Achieve KPIs related to safety, quality, cost, delivery, and morale. Collaborate on strategy development and deployment, focusing on productivity targets and process improvements. Lead team development and implement Standard Work Processes.

Senior Finance Manager needed to independently manage financial operations. Must have extensive experience in German accounting and tax regulations, DATEV (preparatory bookkeeping), and financial analysis. Fluent in German and English.

Senior Presentation Designer needed for a technology company specializing in analytics and real-time intelligence solutions. Design high-quality presentations, business reports, and other visual materials for internal and external stakeholders. Must have 5+ years of experience in graphic design with a focus on presentation and report design and proficiency in Adobe Creative Suite.

Coordinates and delivers projects focused on implementing GenAI and Data solutions, migrating infrastructure to AWS, and modernizing applications. Manages project scope, schedule, risks, and budget. Builds and maintains client relationships and acts as the main point of contact. Minimum 5 years of experience managing a project portfolio in the IT services industry. Proven experience leading multiple teams delivering parallel projects in an agile environment. Strong understanding of project economics. Hands-on experience with agile project management methodologies. Excellent communication skills and confidence in client-facing interactions. Experience in pre-sales activities. Ability to operate effectively in ambiguity. Experience with project management tools such as Jira and Confluence. Fluency in both English and Polish.

Hands-on sales leader will translate strategic vision into actionable sales plans and lead a team of 3. Responsibilities include direct selling, coaching colleagues, and delivering accurate forecasts and performance reports. Requires 5+ years of B2B IT/professional services sales experience, including 2+ years in a player-coach role. Fluent German and English required.

This role delivers complex IT programs and projects globally, ensuring on-time, on-budget, and high-quality execution. You'll manage scope, timelines, budget, and quality while mitigating risks and collaborating with internal teams and vendors. Requires a bachelor's degree, 8+ years of IT project management experience, and experience managing at least 2 system implementations.

Integrate, maintain, and optimize Akamai security solutions for enterprise customers. Analyze customer traffic and systems to implement security solutions. Collaborate with cross-functional teams to deliver technical solutions.

The Sales Director will build client relationships, develop sales strategies, and close deals for Plume's software-defined network solutions. This role requires 5-8 years of consultative sales experience, preferably in cloud, ICT, software, or SaaS, with a proven track record of exceeding quotas.

Senior UI/UX Developer to lead end-to-end user experience for complex, data-driven enterprise applications. Responsibilities include UX research, interaction design, UI execution, and collaboration with product, engineering, and data teams. Requires 6-10 years of experience in UI/UX design for web or enterprise products, proficiency with design tools, and experience with Agile/Scrum environments.

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

Senior Engineer will build and maintain backend services and APIs using Python and AI-assisted development. Responsibilities include designing, building, and integrating APIs, developing single-page applications, and collaborating with cross-functional teams. Requires 5+ years of software engineering experience, strong Python skills, and experience with AI-driven development.

Senior Solution Architect to design and own end-to-end solutions across multiple domains. Requires 6+ years of .NET (C#) backend engineering experience, including distributed systems design. Strong MS SQL Server skills are essential.