manager English-speaking jobs in Leszno

Manage end-to-end General Ledger accounting processes, including complex journal entries, accruals, provisions, and reclassifications. Oversee month-end, quarter-end, and year-end closing activities and ensure accuracy. Act as a subject matter expert for GL accounting, providing guidance and technical support. Collaborate with internal and external auditors during audit processes. Support and mentor junior team members.

Bank Data Security Specialist ensures alignment of vendor and intercompany data with documentation, policies, and regulations. Responsibilities include resolving discrepancies, validating bank data, and maintaining key master data. Requires 3+ years of experience in Accounting, Finance, Treasury, Internal Control, or Master Data, a university degree, and proficiency in ERP systems and Microsoft Office.

QA Manual will design and execute functional and regression tests for web and Client/Server applications. Requires 2+ years of experience in testing, SQL query creation, and writing test documentation. Experience with REST APIs and 3rd party integrations is desirable. Strong technical skills, problem-solving abilities, and excellent communication are essential.

Provides pooled technical guidance to Relativity platform customers. Monitors technical health, delivers reactive support, and collaborates with cross-functional teams to enhance the product and customer experience. Requires 5+ years of experience in a technical, customer-facing role supporting enterprise customers.

Cyber Security Specialist focused on Internal Threats. Requires expertise in large-scale Cyber Security Insider Threat Programs and experience with various Cyber Security tools. Proven experience in the EU financial sector and strong risk management skills are essential.

Application Engineer provides application-based knowledge to support customers. Prepares and executes presentations, conducts trainings and demonstrations, and acts as a trusted technical advisor. Requires a degree in Electrical Engineering and fluency in Polish and English.

The Jan Dlugosz University in Czestochowa seeks a full-time, temporary PhD Assistant Professor in Pharmacological Sciences. The position begins May 19, 2026. Applicants must have a doctoral degree in medical and health sciences in the field of pharmaceutical sciences and internationally recognized scientific articles.

Provides daily logistics support across multiple countries, including performance reporting, KPI tracking, and issue resolution. Collaborates with 3PLs, warehouses, and carriers to ensure service performance and readiness for Monthly Business Reviews. Supports inventory and depot activities, product launches, and cost-efficiency initiatives.

Data Analyst will analyze complex datasets, translate data into business recommendations, and contribute to the development of intelligent automotive systems. Requires 3+ years of data analytics experience, proficiency in Python, and experience with image processing and sequential signal analysis. Experience with CVAT (or similar) and a research mindset are also required.

Entry-level Python Full Stack Developer to build automation solutions for financial data management. Requires 1+ years of Python development experience, JavaScript UI development, and SQL skills. Full training and mentorship provided.

Junior Collateral & Loan Documentation Specialist processes commercial real estate and loan documents, ensuring completeness and legal binding for collateral application. Responsibilities include security acceptance, tracking, documentation, and reporting. Experience in wholesale banking, structured finance, or commercial real estate finance is preferred.

SecOps Engineer to design, build, and maintain security tooling within a modern security operations ecosystem. Develop scalable detection and response capabilities, automate security processes, and collaborate with SOC, Incident Response, and engineering teams. Requires hands-on experience with SIEM, SOAR, EDR, and cloud-native security tooling, along with strong scripting and automation skills.

BIM Design Specialist will deliver structural design elements, prepare drawings and models, and collaborate with multidisciplinary teams. Requires a Master's degree in structural engineering, 5+ years of experience in industrial or water projects, proficiency in CAD software (Revit, AutoCAD, AECOsim, Microstation), and advanced English skills.

Sets up and operates metalworking machines; assesses and replaces machining tools; makes corrections to machining programs; carries out measurements of manufactured products; performs machine maintenance and simple fault removal.

Automation Engineer needed for a 6-month contract with potential extension. Design and implement Ansible-based automation within Jenkins CI/CD pipelines. Requires 3+ years of experience with Ansible, Python, Go, Bash, and Agile methodologies. Fluency in English is essential.

Designs and implements global talent management strategies, including performance, people growth, and talent development. Leads project management efforts and supports performance and people growth processes. Oversees talent identification and development programs, ensuring alignment with business objectives. Requires 7+ years of experience in talent management and a global matrix setup.

Analyzes and resolves customer disputes and deductions, prepares credit/debit notes, and monitors deduction aging. Tracks KPIs, contributes to process improvements, and collaborates with stakeholders. Requires experience in OTC, Accounts Receivable, or dispute management, fluency in English and another European language, and proficiency in ERP systems and platforms like HighRadius.

Build and design secure, scalable microservices in a cloud SaaS environment. Develop products from concept to reality, solve complex problems, and collaborate with a team to create high-quality software.

Demand Planner will manage volume planning, account planning, and Sales Inventory & Operations Planning. Responsibilities include creating forecasts, analyzing performance, managing phase-in/phase-out, and driving improvement projects. Requires a university degree, 3+ years of experience, proficiency in forecasting methods, and fluency in English and Polish.

Gain real-world digital advertising experience through Aleph's Global Sales Internship Program. Shadow local sales professionals, participate in training sessions, and collaborate with interns from around the world.