customer service English-speaking jobs in Zabrze

ConnectAd seeks an experienced Account Director to lead agency relationships in Poland and CEE. This role focuses on driving revenue growth through programmatic deal strategies, supply optimization, and partnership development.

Senior Internal Audit Manager to assess and monitor internal controls and risk management across financial services operations. Lead high-impact audits, manage teams, and engage with senior stakeholders. Requires 7+ years in Internal Audit or related fields.

Senior SAP Integration Consultant will participate in SAP solution implementations, design and develop client functionalities, and contribute to proprietary SD Worx products. Requires 3+ years of experience in a technical/IT department or software development, familiarity with SAP PO, Dell Boomi, or other integration tools, and knowledge of at least one SAP programming language.

Backend Engineer (Go) for the Configuration team. Develop and maintain high-traffic services, APIs, and background processes. Focus on Go development, database optimization (MySQL/PostgreSQL), and owning features end-to-end.

Mainframe Operational Support Specialist handles incidents and drives resolution in the mainframe environment. Responsibilities include problem management, root cause analysis, and monitoring using SDSF and TSO/ISPF. Requires experience with COBOL, JCL, DB2, VSAM, CICS, IMS, and Base SAS.

Senior .Net Developer (C# / AI / Uno platform) needed for freelance projects. Duties include developing, maintaining, and modernizing applications while using AI tools. Requires 5+ years of C#/.NET experience and strong English skills.

Software Factory Architect role requiring 8+ years of experience in complex, distributed systems. Focus on DevSecOps, cloud-native architectures, and defining engineering vision. Requires specific technical certifications.

Spribe seeks a Chief Operating Officer to lead day-to-day operations, ensuring effective collaboration and high execution standards. The COO will own product and engineering delivery, translate strategy into execution plans, and act as a key operational partner to the CEO.

Experienced IAM Integration Engineer needed to integrate 50+ enterprise applications into a centralized IAM platform. Responsibilities include configuring connectors, provisioning workflows, integrating Entra ID tenants, and collaborating with various teams. Strong experience with IAM platforms (SailPoint, Saviynt, One Identity) and Microsoft Entra ID required.

Senior Clinical Project Manager leads the delivery of clinical studies, ensuring adherence to contractual requirements and SOPs. Experience in regional/global trials and the Central Nervous System therapeutic area is required.

Develop a complex Java EE application for the NTSE project, supporting Danish tax authorities. Requires several years of experience in international setups, proficiency in Java, and strong English communication skills.

Mid Android Engineer develops and delivers mobile Android apps for B2B or B2C clients. Requires 2+ years building Android apps, knowledge of Kotlin, and experience with CI/CD processes.

This is a global tax role combining indirect tax leadership with technology transformation. The Senior Manager will serve as a business partner for the APAC region, supporting EMEA and the Americas. Responsibilities include leading tax advisory, compliance, and technology initiatives, driving digitalization, and improving data quality.

Software Engineer will build tools for efficient storage, processing, and analysis of large chemical datasets. Requires 2+ years of experience building production software systems, expertise in Python or other general-purpose languages, and familiarity with cloud computing, databases, and web services.

Staff Java Engineer needed for a greenfield initiative building a large-scale distributed backend platform for advanced manufacturing. Design and evolve distributed architecture, APIs, and data models for highly scalable, event-driven systems.

Oversee and coordinate the preparation, negotiation, and execution of clinical trial agreements and budgets. Manage end-to-end site contracting activities, serving as a primary escalation point for contract issues. Requires strong experience in clinical site contracting.

Lead customer implementations for the Professional Services team, managing projects from kickoff to delivery. Coordinate across internal and customer teams to ensure successful execution, risk management, and measurable outcomes. Requires 3-4+ years of project management experience.

Associate Director of Enterprise Architecture for Global Commercial & Medical IT. Defines and governs technology architecture, ensuring alignment with business strategy and compliance. Leads integration architecture and data ecosystem design. Develops roadmaps and guides technology decisions.

Lead global crisis response for critical material shortages, managing complex supplier and customer escalations across multiple commodity groups. Drive end-to-end bottleneck and supply constraint management to prevent production or customer downtime. Coordinate international stakeholders during major supply disruptions.

Data Analyst needed for a collaborative team focused on data enablement for AI tools. Responsibilities include data identification, analysis, and preparation for seamless ingestion by cloud-based AI systems. Requires 8-11 years of experience, strong R programming skills, and data manipulation expertise for analytical or AI workflows. Familiarity with GCP and agentic workflows is advantageous. Must have a legal work permit in Poland.