python English-speaking jobs in Chorzów

Build and deliver production Next.js applications with complex state management and real-time AI features. Create user interfaces for AI-powered tools, including streaming AI responses, semantic search, and knowledge graphs.

Leads a team of engineers responsible for developing and maintaining the company's technical infrastructure, including cloud infrastructure, developer experience, and internal developer platforms. Manages team activities, collaborates with other teams on solution architectures, and ensures high team efficiency. Requires several years of experience in a senior developer, tech lead, architect, or platform engineer role, as well as experience in formal team management.

Leads, coaches, and develops a 30-person Customer Success/Sales Support team. Drives performance against KPIs, SLAs, and quality standards. Acts as a key point of contact between the GSC and stakeholders across various departments. Oversees sales support processes, resolves issues, and improves team performance.

Senior Java Backend Engineer will design and implement robust software solutions for equities and FX trading systems. Responsibilities include building high-performance backend services for algorithmic order management and order routing.

Senior Mainframe Specialist needed for project migrating from Broadcom/CA technologies. Requires IBM zOS expertise, Endevor configuration knowledge, and cross-platform communication understanding.

Experienced legal counsel needed for GlobalLogic's EMEA team. Provides legal support across 10 countries, with a strong focus on employment law. Requires a master's of law in Poland and 8+ years of legal experience. Fluency in English is required, additional European languages are a plus.

Senior Performance Marketer will own and scale acquisition channels, optimize campaigns, and drive testing across creatives, audiences, and funnels. Must have strong hands-on acquisition experience and a clear testing mindset.

Senior DevOps Engineer needed for a banking industry project. Develop and maintain CI/CD pipelines in Jenkins, Terraform, and Ansible. Support developers and QA engineers with automation and deployment. Strong communication skills required.

Experienced Fullstack Developer needed to support the transition and development of a Workforce Management application. Responsibilities include designing, developing, and maintaining applications, identifying and resolving bugs, and supporting testing and production. Must be proficient in C#, .NET, Microsoft SQL Server, and frontend technologies.

Are you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills to Citi. By Joining Citi, you will become part of a global organization whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress.

Senior Automation QA Engineer needed to develop, maintain, and optimize automated tests for Sportsbook applications. Requires 6+ years of Java test automation experience, including UI and API automation, and practical experience with AI coding assistants. Strong understanding of software testing processes, SDLC, HTTP, web-application principles, microservice architecture, and SQL databases is essential.

Lead the European business for a global architectural hardware and insect screen systems company. Full P&L accountability for manufacturing, sales, and distribution across Europe and the Middle East. Develop and execute regional growth strategy aligned with global objectives. Minimum 5 years' experience managing teams of 30+ and proven track record in driving sales growth and expanding revenue streams. Minimum 5 years' experience in a manufacturing environment with strong financial acumen.

Design, build, and operate systems for Netflix's AI-driven documentation and GenAI-powered developer support experiences. Help shape the technical direction of a new platform and apply GenAI and LLM-based techniques to real developer problems. Provide technical leadership, partner with product and engineering teams, and own work end to end.

Customer Support Specialist will manage end-to-end order processing, customer claims, and returns. Requires 1+ year experience in order management, customer service, or similar role. Fluency in English (B2 minimum), German is advantageous. Strong analytical, communication, and problem-solving skills.

Finance & Accounting Analyst will support global finance operations across Record-to-Report activities, operational accounting, reconciliations, journal entry support, financial reporting, compliance, and audit support. The Analyst will work closely with Finance, Accounting, Global Finance Operations, and external service provider teams.

Senior DevOps Engineer (DevSecOps) will design, build, and maintain secure cloud infrastructure across Azure and AWS. Responsibilities include embedding security into CI/CD pipelines, hardening cloud environments, and managing vulnerability remediation.

Senior React Frontend Developer with 6+ years of experience building desktop applications in JavaScript/TypeScript. Must have a strong understanding of fixed income trading flows and be able to work with backend systems via REST APIs.

Senior Mobile Engineer to develop and maintain Android applications, backend services, and contribute to mobile app architecture. Requires strong Kotlin, Android Lifecycle, and Clean Architecture knowledge. Experience with AI coding agents and code review is essential.

Creative Campaign Strategist to develop and execute high-impact B2B marketing campaigns for a leading blockchain infrastructure startup. Develop end-to-end campaign blueprints, leverage AI tools for research and workflow optimization, and ensure creative concepts are grounded in financial mechanics and the fintech ecosystem. Requires 4-6 years of experience managing complex B2B campaigns, strong understanding of traditional and enterprise technical infrastructure, and proficiency with AI tools.

Principal Java Consultant will develop and maintain a modern FX trading platform. Responsibilities include designing microservices, implementing low-latency solutions, and collaborating with stakeholders. Requires Java 17+ experience, knowledge of concurrency, and experience with REST APIs and messaging technologies.