python English-speaking jobs in Chorzów

Senior Estimator needed for Poland's first large-scale nuclear power plant project. Develop and support cost estimates, provide local market intelligence, and ensure estimates reflect Polish construction conditions and regulations. Must have a Bachelor's degree plus 10 years of experience or equivalent. Fluency in Polish and English required.

F5 seeks a Red Team Researcher (AI Security Focus) to conduct advanced adversary emulation campaigns targeting AI infrastructure, LLMs, and APIs. Responsibilities include leading Red Team operations, conducting AI/LLM penetration testing, researching and developing exploits, and partnering with engineering and Blue Teams to improve security.

Full-stack Developer needed for a 3-month contract with a UK-based client in the investment and financial services sector. Develop and maintain backend services using Python and Django, build content management capabilities with Wagtail CMS, and design and implement GraphQL APIs. Experience with React and Next.js for frontend development is required.

The Employer Brand Manager will strengthen SQUAD's employer brand in Poland and Czechia. This role focuses on strategic events, partnerships, and tailoring the Employer Value Proposition to local markets. Responsibilities include planning and executing events, building relationships with universities and tech communities, and creating content aligned with SQUAD's brand identity.

The International Institute of Molecular and Cell Biology in Warsaw seeks a Senior Lab Leader in RNA/Cell Therapy. The successful candidate will lead an independent research program at the interface of RNA biology or cell engineering and therapy.

Innovation Norway seeks a Senior Business Advisor to identify and assess market opportunities for Norwegian companies in Poland, focusing on circular economy, renewable energy, maritime sector, and digital technology. The role involves providing market insights, supporting Norwegian companies in market entry, and developing projects connecting Norwegian solutions with Polish stakeholders.

Directs multiple Fund Accounting teams providing accounting services to a range of clients. Responsible for financial and human resources management, ensuring teams meet unit goals. Manages relationships with clients, resolves escalated issues, and develops strategies for implementing new policies. Requires 3-5+ years of experience managing fund administration teams and a Bachelor's degree in accounting. Deep knowledge of US GAAP and IFRS is an asset.

Lead engineering uplift initiatives to enhance platform reliability, performance, and developer experience in a global technology function. Drive measurable improvements across a complex enterprise environment.

Lead the design, architecture, and development of complex embedded software solutions. Responsible for providing strategic direction, overseeing technical roadmaps, and mentoring junior engineers. Requires 5+ years of C/C++ experience for embedded systems development and proficiency with RTOS and bare metal development.

Senior Game Designer to improve Fishing Clash. Focus on gameplay systems, onboarding, progression, rewards, and live game experiences. Collaborate with cross-functional teams to turn ideas into features. Requires experience as a Game Designer, understanding of player motivation, and strong communication skills.

Lead the commercial launch execution of Rezurock and future transplant products in Poland, driving market readiness, customer engagement, and sales delivery. Manage the marketing budget, track KPIs, and build a high-performing commercial team.

The HR Administration Manager ensures the efficient execution of HR administration tasks, maintains employee records, and guides the HR Administration team. Responsibilities include managing team performance, overseeing HR processes, ensuring compliance with employment law, and providing support to stakeholders.

Develops acquisition and growth strategies for TikTok Shop, identifying and sourcing merchants. Designs and implements partnership frameworks with third parties. Collaborates cross-functionally to streamline merchant launch processes. Monitors and analyzes merchant performance, optimizing strategies for growth.

eDiscovery Specialist manages the full eDiscovery lifecycle, including data collection, processing, review, and production. Collaborates with legal counsel on eDiscovery strategies and ensures compliance with legal standards. Requires 3+ years of eDiscovery experience and familiarity with tools like Relativity or Exterro.

The Lead IT Expert – Technology & Processes manages, optimizes, and evolves technologies and processes for contract logistics operations. This role requires a broad understanding of IT environments, including infrastructure, software development, cloud platforms, and enterprise solutions. The ideal candidate combines technical fluency with process expertise and can translate business needs into scalable technical solutions. Responsibilities include developing technology standards, driving modernization initiatives, ensuring technology compliance, and overseeing global IT standards.

Senior Software Development Engineer in Test will execute the complete QA process, including creating test plans, automating tests with PyTest, and integrating into CICD pipelines. Responsibilities include designing testing tools, applying new testing concepts, and testing BigData Backend Distributed systems.

Amer Sports seeks an Infrastructure Operations Engineer to ensure reliable network operations across a global environment. Responsibilities include operating and maintaining SD-WAN, LAN, Wi-Fi, VPN, and perimeter security. The role requires 5+ years of experience in network operations, connectivity, or similar roles, with expertise in SD-WAN, routing, switching, Wi-Fi, VPN, and NAC fundamentals.

Experienced Linux Platform Engineer needed for critical customer escalations on next-generation devices. Full-stack systems engineering role requiring deep knowledge of Linux internals, device drivers, and debugging tools. Responsibilities include root cause analysis, fix development, and collaborating with product engineering teams. Must have 5+ years of hands-on experience with Linux embedded platforms and proficiency in C, C++, Python, and shell scripting.

The SAP Supply Chain Product Owner owns and manages the Regional SAP Supply Chain solution landscape across Europe, focusing on Production Planning (PP), Quality Management (QM), and Direct Procurement (MM). The role supports regional rollouts, performs hands-on configuration, and acts as the key interface between Supply Chain business teams, IT, and external partners.

Finance Business Partner Analyst will lead financial performance for the Away From Home Channel, partnering with Sales, Revenue Growth Management, and other stakeholders to drive profitable growth. Responsibilities include explaining financial results, identifying risks and opportunities, supporting channel strategy execution, and ensuring financial soundness of AFH plans.