backend developer English-speaking jobs in Świdnica

Senior Quality Manager provides functional and project-level quality oversight, ensuring compliance with GCP and GxP regulations. Oversees vendor quality management activities and supports business units and clients on projects. Manages quality issues and CAPAs, including investigations and risk assessments. Requires a Bachelor's degree in Life Sciences and 5+ years in quality management/QA.

Senior C++ Developer will design, develop, and maintain fintech applications for Linux. Experience with performance-critical applications, safe memory management, and messaging systems (Kafka, RabbitMQ, Solace) is required.

Senior Business Finance Analyst to support divisional operations & supply and finance teams through analysis, reporting, and presentations. Prepare scenario analyses, business cases, and cost optimization recommendations. Collaborate on finance and cross-functional projects. Requires a Master's degree, 5-7 years of experience in financial analysis, and proficiency in Excel, Power BI, and SAP.

Senior Business Development Manager will drive revenue growth by identifying and cultivating new business opportunities, managing the sales cycle, and building strategic partnerships in Poland.

Drive the development of crucial Post-Purchase Domain features for Allegro's Android app. Collaborate with product, design, and engineering teams to deliver fast and scalable solutions. Design, develop, test, and deploy high-quality features while adhering to Allegro's code quality standards.

Manage quarterly and year-end IFRS tax provision, global tax cash flow reporting, and balance sheet reconciliations. Provide support on strategic projects and coordinate Pillar Two returns. Minimum 3 years of experience in a similar international role required. Fluent English and strong Excel skills necessary.

Senior Data Scientist needed for remote, full-time freelance role. Develop, test, and deploy forecasting algorithms and optimization models. 7+ years of experience in Data Science with 4+ years in forecasting techniques required. Expert in Python, Docker, AWS or GCP, TensorFlow, and PyTorch.

Drives profitability and operational excellence across the product portfolio by leading value engineering, cost reduction, and complexity reduction initiatives. Requires BSME/BSMET with 5 years of mechanical/design engineering experience and fluency in English and Polish.

Company DescriptionTo create revolutionary, story-driven RPGs which go straight to the hearts of gamers — this is our mission. Want to dive deeper into our company’s culture? Explore our social media and check out our YouTube channel and Beyond the Game Blog where we share behind-the-scenes insights and stories direct from our team members!

Supports analysis of customer requirements and prepares technical solutions for utility PV and BESS projects. Assists in market development activities and solution design for global projects. Requires 3 years of experience in PV and/or BESS projects and fluency in Polish and English.

Lead and inspire a team at a Kids&Us English language center in Gdansk. Manage daily operations, drive enrollment, and foster strong community relationships. Previous experience in education, retail, or team management required.

Leads and shapes financial strategies for card schemes like Visa and Mastercard. Develops merchant pricing strategies, builds unit economics models, and manages card scheme financials. Requires 3+ years of experience in card scheme financials or fee analysis and strong understanding of card scheme rules and fee structures.

Senior Fullstack IoT Engineer to design and evolve cloud-native platforms. Responsibilities include developing backend services, designing REST APIs, operating AWS IoT architectures, and building data processing workflows. Requires expertise in TypeScript, Node.js, NestJS, AWS services, and infrastructure as code.

At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Configuration Manager to join our UniQue team. What will you be doing in this role? Accountable for Service Configuration Management and the CMDB. Defining, executing, monitoring, and continuously improving the Service Configuration Management practice.

Senior Data Platform Governance Specialist drives governance excellence and operational discipline across global data platforms. Defines, develops, and maintains governance policies and standards for data platform architecture, usage, and compliance. Ensures platforms are secure, audit-ready, and optimized. Conducts training and collaborates with engineering teams to embed compliance controls.

Technical Services Systems Engineer provides support for AOG recovery, heavy maintenance, and technical issue resolution. Reviews design modifications, technical defects, and service bulletins. Generates operator documents and technical reports. Requires a degree in Aeronautical/Mechanical Engineering or relevant license, technical knowledge of B737NG, A320, and B737-800 aircraft, and strong communication and computer skills.

Senior Backend Engineer to design, develop, and improve microservices for a production CRM and operational platform used by financial organizations. Requires 5+ years of backend development experience, strong Java knowledge (Java 17+), microservices architecture experience, SQL knowledge, REST API experience, and English B2 or higher.

Credit Risk Consultant will work with global teams to develop solutions for clients, shaping thought capital around Credit Risk management topics. Responsibilities include using analytical and quantitative skills to provide insights, helping clients leverage technology for risk management, and collaborating with a dynamic international team. Minimum 3-5 years of Credit Risk management experience is required, with knowledge of risk regulatory frameworks and experience in PD, LGD, EAD models and rating/scoring systems. Proficiency in English is essential.

Design, develop, and maintain scalable Java-based applications. Build new features and enhance existing products. Collaborate with developers, architects, QA engineers, and business stakeholders.

Senior Java Developer for NTSE project, a solution supporting Danish tax authorities. Develop a complex application, ensure code quality, participate in code reviews, and collaborate with architects and product owners. Requires several years of experience in international development environments and strong English communication skills.