engineer English-speaking jobs in Gniezno

The Operational Technology SME Engineer designs, implements, and supports OT cybersecurity solutions across industrial control systems. This role requires expertise in Claroty and Cisco technologies and experience in OT security, including vulnerability remediation and incident response.

Middle/Senior Front-End Developer needed to build scalable customer-facing solutions using React and TypeScript. Focus on onboarding, subscriptions, and payment flows within a collaborative, product-oriented team.

Senior Software Engineer will build and ship production-grade AI-driven solutions, leading technical discovery sessions and designing AI systems on cloud platforms. Experience with Python, Typescript, and building pipelines for structured and unstructured data is required.

Experienced Automation Tester needed to ensure quality of modern web applications. Responsibilities include designing/executing manual and automated tests using Playwright/Cypress, integrating tests into CI/CD, and collaborating in Agile environments.

Experienced Commercial Leader needed to develop and execute sales strategies, manage sales operations, and build relationships with partners and customers. Responsibilities include achieving sales targets, managing budgets, and leading a sales team. Requires 2+ years of experience in a similar role, fluency in English and Polish, and strong negotiation and analytical skills.

Senior Data Engineer needed to develop and maintain enterprise-scale data solutions in banking/finance. Responsibilities include building data pipelines using Python, PySpark, SQL, and BigQuery in GCP. Requires 3+ years of experience.

Senior Growth Product Manager will own and optimize end-to-end product conversion across website and mobile app. Responsibilities include defining a conversion rate optimization strategy, identifying drop-off points, and designing product initiatives to improve conversion. The role requires a strong understanding of customer behavior, product analytics, and experimentation.

Design, develop, and test scalable solutions within Guidewire PolicyCenter. Collaborate with stakeholders throughout the project lifecycle. Support clients in their digital transformation of key systems.

Medical Solutions Lead for Immunology will shape local medical solutions, support strategies, and enable scientific exchange in Poland. Requires a Master's degree (PhD preferred) in a relevant field, pharmaceutical industry experience in medical affairs, and knowledge of Polish healthcare compliance.

Machine Learning Engineer will design, implement, and validate AI solutions for merchant segmentation, churn prediction, and business evaluation. Responsibilities include developing ML algorithms, deploying solutions in cloud environments, and collaborating with engineering teams. Requires experience with Python, ML libraries, cloud platforms, and SQL.

Data Protection Counsel advises on global privacy and security compliance for products. Expertise includes EU regulations like NIS2 and DORA. Requires a JD and 7+ years as an attorney advising product/engineering teams.

Senior Data Migration Specialist needed for a large-scale financial services transformation. Coordinate end-to-end data migration strategy, define reconciliation processes, and manage complex migrations from legacy SaaS platforms.

Senior Software Engineer to join the Transactions & Private Debt product area. Design, implement, test, and maintain backend functionality using APL and C#/.NET. Contribute to component design, code quality, performance, and long-term maintainability. Work closely with product managers, engineers, and stakeholders to understand requirements and deliver client-relevant functionality.

Leads and supports a Data Engineering team, delivering scalable data solutions. Focuses on people leadership, coaching, and mentoring team members. Drives continuous improvements in engineering standards and collaboration practices. Requires proven experience leading engineering teams and data engineering expertise.

Senior ML Engineer owns the full ML lifecycle on production systems, championing best practices for reliable, scalable models. Responsibilities include technical leadership, cross-craft collaboration, and driving data quality.

Software Factory Architect provides architectural leadership for digital transformation, establishing engineering standards for DevSecOps and cloud-native architectures. Requires 8+ years of IT experience, strong knowledge of complex distributed systems, and experience defining enterprise-scale technical strategy.

Middle Office Specialist supporting investment funds in capital markets. Monitors trades, ensures execution, settlement, and reporting. Investigates discrepancies, handles client inquiries, and maintains relationships with stakeholders.

Senior Azure DevOps Engineer to design, maintain, and operate a complex Azure-based diagnostics platform. Responsibilities include CI/CD pipeline development, infrastructure automation, network solutions, and security implementation. Requires 5+ years of experience in DevOps, Cloud Engineering, or similar roles with strong Azure expertise and experience with Infrastructure as Code.

Experienced Manual QA Tester needed for mobile and IoT applications. Responsibilities include end-to-end testing on iOS/Android, hardware integration, API verification, and using AI tools to optimize test cases.

Build AI product features by developing full-stack systems. Design AI agent workflows to plan tasks, use tools, and ensure reliable results. Requires experience with LLMs, RAG, and strong frontend/backend skills.