manager English-speaking jobs in Leszno

Lead and inspire the global delivery of full-service clinical trials, providing strategic oversight to project management and project finance teams. Champion initiatives that support sustainable growth, high-quality reporting, and the achievement of both short- and long-term divisional goals. Act as a trusted partner to sponsors and clients, representing project management and finance teams throughout the clinical trial lifecycle.

Yorktown Systems Group seeks a Civil Resilience SME to support NATO’s Joint Force Training Center (JFTC) in Bydgoszcz, Poland. The SME will provide expert guidance on civil resilience considerations for training and exercises, ensuring incidents and scenarios reflect host nation capacities, vulnerabilities, and responsibilities in maintaining societal stability. The SME will collaborate with other SMEs to integrate civil resilience aspects into exercise design, including risk mitigation, continuity planning, and coordination with governmental and non-governmental actors.

Experienced QA Engineer to ensure software quality in a microservices environment. Responsibilities include defining testing strategies, developing automated tests, and collaborating with development and product teams. Requires 5+ years of software testing experience, Python, Playwright, Robot Framework, and SQL knowledge.

Senior Java Engineer to design, implement, and integrate Agentic AI solutions. Experience with LLM, OCR, and claims handling processes required. Proven production implementations of AI/ML projects essential. Must have strong Java, SQL, and relational database skills.

The role presents an exciting opportunity for a financially savvy and operations-oriented individual to help drive and lead RTN’s Business Performance framework. As a Business Performance manager, you will be part of the global Business Development and Technology team, working closely with the broader Global RTN leadership team during this crucial time of strategic transformation.

Business Analyst with 3+ years of experience in IT, familiar with the software development cycle and Scrum methodology, required. Must have strong communication and analytical skills, and fluency in technical English. Knowledge of SQL, SOAP, REST, and UX/UI mock-up creation is a plus.

This role requires solid hands‑on experience developing AI solutions by using all available models in the company. Solutions the role will work on are chat bots, AI enhanced monitoring and observability solutions backed by Splunk and other available technologies but not limited to it.

Investment Support Analyst will ensure accuracy of positions, prices, and cash for all portfolios. Responsibilities include overseeing reconciliations, validating NAV controls, operating risk and compliance controls, and serving as the primary point of contact for operational queries.

Mobile Automation Tester for iOS and Android applications. Design, develop, and maintain automated tests using BDD, Java, Selenium, and Appium. Execute manual and exploratory tests, identify coverage gaps, and collaborate with development teams.

Account Manager will work with clients to analyze briefing requests, build project plans and cost estimates, and manage production issues. Requires knowledge of video, digital, and print production processes, excellent communication skills, and the ability to build strong client relationships. Fluent business English is required.

Junior Software Engineer will build and ship features across frontend (Next.js) and backend (Django) systems. Responsibilities include implementing APIs, backend logic, and working with databases to design schemas and write queries. Collaborate with product, design, and senior engineers to move features from idea to production.

Creative Writer needed for on-site role in Warsaw. Develop content ideas, write diverse formats (scripts, headlines, captions), and collaborate with the Design Team. Minimum 2 years experience in creative industry required. C1 English fluency necessary.

Senior Full Stack Engineer (Node.js & React) will design, develop, and maintain scalable applications. Responsibilities include analyzing requirements, writing unit tests, and collaborating with teams on technical solutions. Requires 6+ years of commercial Full Stack development experience, strong Node.js, React, and Agile methodologies knowledge. Fluency in English is required.

Processes purchase orders in ERP systems, verifies order confirmations, and coordinates with suppliers. Requires experience in purchasing activities, SAP R3 or Hana, and excellent English communication skills.

Handle customer requests via phone, email, chat, and SMS for Align products. Provide support, document interactions in the CRM, and ensure appropriate resolution. Must be proficient in German and have 0-2 years of related experience.

Mobile Developer with Flutter will design, develop, and maintain cross-platform mobile applications. Responsibilities include integrating with backend systems, optimizing performance, and collaborating with teams. Requires a BS/BA in Computer Science or related experience, 3 years with Flutter/Dart, and 1+ year with native iOS or Android development. Fluency in English is required.

As a Custom Software Developer, you will lead and innovate, defining tasks, driving initiatives, and mentoring colleagues. You will provide global technical guidance, shape the organization's direction, and ensure high code quality and security. You will possess deep expertise across multiple technology areas and lead the transition from a modular monolith to microservices.

Customer Support Representative for the Polish market. Manage order fulfillment, handle customer inquiries, and collaborate with internal teams. Requires fluency in Polish and English, 2+ years of relevant experience, and proficiency in SAP. Hybrid work model. 1-year fixed-term contract.

Implement and maintain a new IGA SaaS platform, ensuring scalable and secure identity governance for IT and operational technology environments. Troubleshoot issues, optimize workflows, and collaborate with stakeholders to secure access.

The College of Europe in Natolin seeks a Head of Student Recruitment to design and implement a promotion strategy, oversee the recruitment process, and manage the recruitment team.