17590 English-speaking jobs in Warsaw

Leads the end-to-end search experience for the consumer app, defining and executing product strategy aligned with consumer needs and Booksy's marketplace growth.

Motivated Systems Administrator / Infrastructure & DevOps Engineer sought for long-term cooperation. Requires fluent English, solid Linux administration, Kubernetes, and networking knowledge. Experience with CI/CD and DevOps practices is a plus. Must possess strong problem-solving skills and willingness to learn IBM i / AS400 systems.

Senior Data Engineer to design, implement, and optimize scalable data pipelines on Databricks. Requires 5+ years of data engineering experience, 3+ years with Databricks, and proficiency in Python, SQL, and cloud platforms (Azure or AWS). Fluent English required.

Senior Systems Engineer needed for a long-term project with a strategic client in the UK. Responsibilities include managing and improving Microsoft 365 environments, Windows Server and endpoint environments, and VMware ESXi clusters. Requires 6-8 years of experience in similar roles with strong hands-on skills in Microsoft technologies, VMware, and hybrid environments. Fluent English communication is essential.

DevOps Engineer needed for a 6-month project to design, deploy, and manage Amazon EKS clusters. Requires 3-5 years of experience as a DevOps Engineer, deep Kubernetes knowledge, and proficiency in Terraform. Must have excellent communication skills and the ability to work independently and collaboratively.

Expert Java Developer needed for a financial project focused on SEK Batch functionalities. Responsibilities include designing, developing, and maintaining backend services in Java, working with Kafka, and building distributed, high-performance systems. Requires expert-level Java and Kafka skills, senior-level SQL experience, and proven experience in building distributed systems.

Product Owner needed for a fast-paced company. Define and manage product requirements for two engineering teams. Write user stories, acceptance criteria, and support Scrum ceremonies. 5+ years of experience as a Product Owner and experience supporting multiple teams is required.

Hands-on Backend Tech Lead Software Architect needed to design and evolve backend and API architectures (Cloud & On-Premise). Experience with Java, Kotlin, Node.js, TypeScript, REST, GraphQL, and cloud platforms (AWS, Azure, GCP) required. Must have 7+ years of software engineering experience and strong client-facing skills.

Lead Java Developer for a fintech client portal. Design, develop, and maintain backend services using Java 17, integrating with Oracle databases, financial systems, and APIs. Ensure security, performance, and reliability aligned with fintech standards. Collaborate with product managers, architects, and analysts. Mentor engineers and contribute to architectural decisions.

Product Manager to lead Virality Programs, developing and scaling referral programs, adapting them to multiple markets, and promoting them to increase user engagement. Responsible for identifying new ideas and solutions for viral growth initiatives. Requires 5+ years of product management experience, proven experience managing mobile app products, and strong understanding of mobile user behaviors and engagement strategies.

Fullstack Engineer to build user interfaces, design APIs, and collaborate on AI evaluation and optimization solutions for multinational companies.

Senior MuleSoft Integration Developer supports enterprise-grade integrations and API solutions. Focuses on maintaining, enhancing, and optimizing MuleSoft-based integration landscapes ensuring high availability, performance, and scalability. Requires proven experience integrating Salesforce with MuleSoft, MuleSoft certifications (MCD Level 1, Integration Architect, Platform Architect, API Design Associate), and expertise in Mule 4, Anypoint Platform, and DataWeave.

Designs, implements, and operates IAM solutions primarily on ForgeRock, aligned with threat landscapes, regulations, and enterprise architecture. Partners with engineering teams to meet SLAs and support compliance with GDPR, PCI DSS, and ISO/IEC 27001.

Visa's Cyber Security team seeks an Associate Cyber Security Engineer to combine IAM expertise with automation and AI. The ideal candidate will leverage scripting, AI/ML, and GenAI technologies to drive innovation in IAM processes, ensuring security and operational efficiency. Responsibilities include application access governance, automation of IAM tasks, and collaborating with stakeholders to integrate IAM processes and controls.

Experienced IAM Engineer to deliver advanced, AI-driven identity governance solutions. Lead key IAM engineering initiatives, mentor junior team members, and work on complex enterprise-scale projects. Strong knowledge of IAM frameworks (NIST, ISO 27001, Zero-Trust) and tools (SailPoint, Okta, CyberArk, Azure AD). Proficiency in scripting/programming (Python, PowerShell, Java, etc.) and data analytics. Experience implementing AI/ML or automation in IAM processes. Strong English communication skills.

Visa's Cyber Security team seeks a Cybersecurity Engineer with IAM expertise and a passion for automation and AI. The ideal candidate will leverage scripting, AI/ML, and GenAI technologies to drive innovation in IAM processes, ensuring security and operational efficiency.

Senior CyberSecurity AI Engineer to design, deploy, and support solutions to monitor and protect Visa's systems and data. Requires Python proficiency, experience applying AI/ML techniques to endpoint security, and experience implementing AI solutions in cross-organizational engagements.

IT Analyst to analyze business and IT requirements for payment systems. Experience with SEPA, Swift, ISO, data mapping, and process modeling required. Strong analytical and communication skills essential.

Develop and maintain OpenSearch environment on AWS cloud. Monitor applications based on logs, optimize solutions, and integrate new data sources. Provide end-user support.

Design, develop, and execute automated tests for web and/or mobile applications. Collaborate with development and QA teams to ensure high-quality deliverables. Analyze test results, identify issues, and report defects. Maintain and improve existing test automation frameworks.