2575 English-speaking jobs in Kraków

We are looking for an experienced Data Modeller to join our client from the financial services sector . In this role, you will be responsible for designing and maintaining data models that support enterprise data platforms and analytics initiatives, working closely with business and technical stakeholders. Strong experience in data modelling for analytical and operational systems.

Fullstack Developer to design, develop, and deploy backend applications using Java, ReactJS, and microservices architecture. Experience with RESTful APIs, PostgreSQL, Docker, Kubernetes, and GCP is required.

Backend Developer to design, develop, and maintain scalable data-driven applications using TypeScript and Node.js. Experience with AI-assisted coding tools and RESTful APIs is required.

Java Developer needed for a global team developing and maintaining enterprise applications. Responsibilities include developing new features, building streaming applications with Apache Flink, and collaborating with a scrum team. Requires 2+ years of Java experience, Spring stack knowledge, and experience with Agile methodologies.

GCP DevOps Engineer needed for a 6-month contract with possible extension. Requires experience building GCP services, DevOps principles, and Infrastructure as Code. Strong understanding of CI/CD, SDN, and security best practices. Excellent communication and collaboration skills are essential.

The Staff Systems Administrator leads endpoint architecture, security, and operational excellence. Responsibilities include defining endpoint strategy, implementing security baselines, and leading cross-functional delivery. Requires senior-level experience with endpoint platforms and security controls in an enterprise environment.

Build and maintain streaming and batch data pipelines for market, trading, and portfolio data. Design and operate streaming systems, time-series stores, and lakehouse architectures. Develop self-serve tooling for data access and consumption. Own data contracts, schema evolution, and data governance.

Global Record to Report (RTR) Process Architect drives standardization, simplification, and optimization of global RTR processes. Defines global RTR process standards, designs future-state processes, and supports the Associate Director of RTR.

Senior Product Designer will design product features and journeys for financial platforms and mobile applications. Responsibilities include collaborating with cross-functional teams, simplifying complex workflows, and applying AI tools to improve design quality. Requires experience in financial services, fintech, or complex product environments, strong portfolio demonstrating impact, and proficiency in Figma and design systems.

As a HV Safety Engineer, you will drive requirement analysis, design analysis, and hardware verification for automotive products. You will define HV safety requirements, lead customer reviews, and ensure compliance throughout the product lifecycle.

Senior Cyber Security Engineer will investigate and analyze threats against Relativity's network and infrastructure. Responsibilities include reviewing alerts, analyzing log data, developing detection signatures, and automating incident handling processes.

Experienced Data Modeller/Engineer needed to design, develop, and optimize complex SQL queries in BigQuery. Responsibilities include building and maintaining ELT/ETL pipelines, designing data models, and implementing data ingestion pipelines. Must have 3+ years of experience in SQL querying, data transformation, and data modeling. Proficiency in Git, CI/CD, and Agile methodologies is required.

Leads IT projects improving manufacturing processes and supporting smart factory initiatives. Manages project lifecycles, collaborates with stakeholders, and ensures on-time, on-budget delivery.

Lead a team responsible for collecting and analyzing player interaction data in free-to-play mobile games. Manage team priorities, improve data collection processes, and deliver accurate insights. The ideal candidate is passionate about mobile games, organized, detail-oriented, and experienced in leading teams.

Senior Designated Support Engineer will provide advanced technical support for DDN storage solutions across EMEA customer environments. This role requires deep technical knowledge of high-performance storage systems, Linux-based environments, networking fundamentals, and advanced troubleshooting techniques.

Leads and manages multiple engineering squads to deliver cloud platform roadmaps and support engineering teams. Collaborates with stakeholders to ensure customer value delivery and maintains software quality standards. Provides leadership, coaching, and feedback to teams, fostering a culture of continuous improvement and technical excellence.

Software Engineer (Fullstack) to design, build, and enhance a handheld application used in stores for order picking, stock counting, and operational tasks. Responsibilities include collaborating with stakeholders, developing backend and service-layer solutions, and applying DevOps practices. Experience with Vue.js, REST APIs, and AWS services is required.

Leads a team of 10 stress engineers responsible for nacelle and pylon airframe product stress analysis and integration. Develops team strategy, supports team members, and ensures on-time, cost-effective, and high-quality deliverables. Requires a Master's degree in a relevant field and 7+ years of experience in aircraft structure stress analysis.

Designs, develops, and maintains APIs using Python and relevant frameworks. Develops and maintains backend services using Java and .NET technologies. Creates, optimizes, and manages SQL databases. Automates infrastructure and deployment processes using Ansible. Implements and configures OpenTelemetry for application observability. Collaborates with frontend developers to ensure seamless integration of backend services. Troubleshoots and resolves issues across the full technology stack.

Senior Linux Engineer will support and maintain Linux environments, ensuring stability, security, and performance. Responsibilities include vulnerability remediation, infrastructure automation, and support for middleware platforms.