10140 English-speaking jobs in Kraków

We are seeking a DWH Developer with 5+ years of experience in data warehousing and Snowflake platform expertise. The ideal candidate will have hands-on experience with data modeling, ETL/ELT processes, Snowflake optimization, and data security best practices.

Experienced AI Specialist / Machine Learning Engineer needed to design and deploy AI-driven features for a leading EduTech company. Strong Python skills, experience with LLMs/OLMs, and vector databases are required.

Quality Assurance Engineer will design, develop, and execute test plans for IoT systems, including device provisioning, connectivity, and cloud processing pipelines. Responsibilities include testing hardware-software integrations, communication protocols, and cloud-based IoT platforms.

Senior QA Engineer will design, execute, and maintain test cases for functional, integration, and regression testing. Validate API integrations and payment flows, capture and track defects, and contribute to test automation efforts. Requires 4 years of QA experience with web and client-server applications, 1 year with payment systems, strong REST API understanding, SQL knowledge, and experience with PostgreSQL.

Senior Business Analyst for procurement change initiatives. Leads workshops, captures requirements, and translates them into user stories for Azure DevOps. Manages backlogs, prioritizes, splits, and refines work items. Strong P2P domain knowledge and hands-on Azure DevOps experience required.

Technology Engagement Manager will operate across engagements to ensure successful transition to digital solutions. Drives digital transformation and manages IT escalations. Ensures on-time and on-budget delivery of solutions.

Lead data infrastructure migration from Snowflake to Apache Iceberg. Design, develop, and maintain data pipelines using AWS services. Implement and optimize data models and workflows using DBT and SQL. Integrate and manage real-time data streams using Kafka.

Senior Full Stack Developer will design, develop, and deliver scalable cybersecurity solutions. Responsibilities include developing REST API services, data pipelines, and automating vulnerability scans. Requires 6+ years of full stack development experience with a focus on cybersecurity applications, Python, and microservice architectures.

Senior API Developer will design, implement, and secure API-driven identity workflows for a leading cybersecurity and identity management innovator. Responsibilities include developing RESTful APIs, orchestration workflows, and cloud-native solutions. Requires 4+ years of experience in API and microservice development within the identity/security domain and expertise with modern identity orchestration platforms.

Senior Java Backend Developer to design, develop, and implement scalable cloud-based financial solutions. Responsibilities include developing serverless solutions, writing automated tests, and collaborating with cross-functional teams. Requires 5+ years of Java development experience in a cloud environment, proficiency with AWS serverless architecture, and experience with DevOps practices.

Senior Data & Reporting Developer will design, deliver, and manage data insights, reporting, and architecture for a leading financial institution. Responsibilities include developing KPIs, data models, reports, and secure data transfer, ensuring compliance and data integrity.

Senior C# Developer will collaborate on the full software development lifecycle for Equity Derivatives trading infrastructure. Responsibilities include redesigning legacy solutions, implementing modern development practices, and supporting users. Requires minimum 6 years of C# experience, object-oriented programming expertise, and relational/NoSQL database knowledge. Fluent English required.

Senior Project Manager will lead end-to-end project planning, execution, and tracking for the STDF Programme Workstream. Responsibilities include managing project milestones, liaising with stakeholders, reporting on project status, and representing the STDF Programme Workstream in meetings.

Cloud DevOps Engineer will deploy and integrate Wiz across cloud and container environments. Responsibilities include automating security operations, onboarding accounts, creating integrations, and developing custom reports. Requires 3+ years of cloud and DevOps experience, automation expertise with Wiz, scripting skills, and cloud provider knowledge.

Lead the product development lifecycle for ETD platforms, collaborating with global teams to deliver upgrades and regulatory enhancements. Drive IT development schedules and ensure seamless operational execution.

Tech Lead / Principal SRE Engineer will design, implement, and operate highly available and scalable Kubernetes (AWS EKS) systems. Responsibilities include architecting infrastructure, automating deployments, defining operational standards, and collaborating with development teams. Requires 9+ years of experience in SRE, systems engineering, or related fields with strong Kubernetes, AWS, and automation skills.

Software Engineer Backend will design, implement, and maintain backend systems, including database schema and queries. Experience with JVM-based systems, Scala, PostgreSQL, and distributed systems is required.

Tech Leads at Flying Bisons own the end-to-end technical delivery of high-stakes web and mobile projects. Responsibilities include designing system architecture, overseeing development, ensuring integrations, and managing DevOps processes.

Staff Engineer to lead the design and development of React Native mobile applications for Android. Responsibilities include architecture, native module integration, mentorship, and cross-Atlantic collaboration. Requires 8 years of software development experience, 4 years with React Native, and strong Android development skills.

Lead Frontend Engineer will drive innovation and evolution of React-based applications, setting technical direction for user interfaces. You will champion user experience, act as a frontend technical leader, and lead AI interface integration.