manager English-speaking jobs in Leszno

UX/UI Designer needed for Poland's leading nearshore and offshore IT provider. Design and evolve UI components and patterns for a large-scale, token-based design system. Collaborate with product teams and champion design excellence. Expertise in Figma, Tokens Studio, and ecommerce design is required.

Senior Ruby on Rails Expert to lead backend development, design scalable services, and collaborate on frontend (React experience preferred).

Data Engineer needed for international fuel industry project. Collaborate with teams to implement data standards and best practices. Analyze business processes and translate them into data requirements. 5+ years experience designing, developing, and maintaining data pipelines and workflows. Strong Databricks, Airflow, and Cloud Data Platform experience required.

Senior Data Engineer to design and implement data processing pipelines for a banking app. Responsibilities include data transformation, validation, and mapping, connecting with various data sources, and conducting testing and validation. Requires 3-5 years of ETL experience, strong collaboration skills, and advanced English.

SAP FI/CO Consultant needed for a public sector entity's migration from SAP ECC to SAP S/4HANA. Configure and support FI/CO modules including FI-GL, FI-AP, FI-AR, FI-BL, and BP settings. Requires knowledge of SAP FI/CO configuration, experience with FI submodules, and end-to-end business process know-how.

Senior Penetration Tester will conduct penetration tests, evaluate vulnerabilities, and provide remediation guidance. Requires experience with penetration testing tools and methodologies, programming, and strong analytical skills. Fluency in English is required.

Senior Project Finance Analyst will develop and maintain financial models for renewable energy projects, perform sensitivity and risk analyses, and support due diligence processes. Requires 2-3 years of experience in financing investment projects, fluency in English, and advanced Excel skills.

Senior Front End Software Engineer will contribute across the full SDLC, designing, building, and deploying applications using JavaScript, TypeScript, React, Preact, Node.js, SCSS, Eleventy, and NJK.

Plan, design, and execute performance tests using JMeter. Monitor and analyze system performance metrics. Collaborate with development and infrastructure teams to identify performance bottlenecks and propose improvements.

We are seeking a Middle+/Senior Node.js Developer to join our team and contribute to a fast-scaling B2C travel and telecommunication product. Responsibilities include integrating with third-party APIs, backend development direction, and implementing A/B tests.

Senior NetApp Storage Engineer to design, operate, and optimize large-scale NetApp ONTAP NAS environments. Responsibilities include managing replication technologies, planning capacity allocation, troubleshooting storage issues, and supporting system upgrades. Requires 5+ years of enterprise storage experience, 3+ years with NetApp ONTAP, and NetApp Certified Data Administrator (NCDA) certification.

Develop, enhance, and maintain logistics applications using RPG AS/400 (IBM i). Analyze, troubleshoot, and resolve technical issues. Collaborate with stakeholders to deliver solutions.

Backend Developer to build and evolve a scalable music streaming platform. Design, implement, and maintain backend solutions using .NET/C#, RESTful APIs, and SQL/NoSQL databases. Collaborate with cross-functional teams in an agile environment.

Senior Software Engineer to design and build microservice-based solutions for customer onboarding and KYC/Customer Due Diligence processes. Will contribute to architectural and technical decisions, lead by example as a hands-on engineer, and act as a technical reference point for other engineers. Requires strong Java experience, microservice architecture knowledge, and experience with PostgreSQL.

Design and develop high-performance, scalable GoLang solutions for global e-commerce platforms. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot technical issues and drive the adoption of best practices.

Own and run the Change Management process according to ITIL standards. Define governance, coordinate the change lifecycle, and ensure risk mitigation. Work with the ServiceNow team to embed the process into the platform.

Senior Technical Architect specializing in Microsoft Dynamics 365 Finance and Operations (D365 F&O) with 7-10 years of experience, including 3 end-to-end implementations in the banking sector.

Lead Accountant with German fluency required for full accounting cycle management of SPVs. Responsibilities include preparing financial statements, maintaining GL entries, and supporting tax and audit processes. Requires 3+ years of accounting experience, advanced accounting knowledge, and a Bachelor's degree in accounting or related field.

QA Automation Engineer needed for a tech startup within a legacy airline. Requires 1-2 years of coding experience in C# or Ruby and a Masters/Bachelor Degree in Computing.

QA Engineer will test a web application based on user stories, perform exploratory testing, and automate test cases. Responsibilities include finding and reporting bugs, translating user stories into test cases, and working with development teams. Experience with SQL databases, testing methodologies, and bug identification is required.