490 English-speaking jobs in Łódź

Full-Stack Developer (Java EE, Angular) to design, develop, and support custom software solutions for automotive and international clients. Collaborate with stakeholders, implement backend and frontend functionality, and ensure high code quality. Proven experience in Java software development and Angular (version 7 or newer) required.

Conduct in-depth threat modeling and cryptographic analysis of Rublon's authentication flows. Prototype and validate next-generation passwordless methods such as WebAuthn/FIDO2 passkeys. Continuously monitor emerging attack vectors. Translate research insights into production-ready features. Document and communicate findings in clear, risk-ranked reports. Support incident simulation and response.

Develop software for modern user authentication. Perform security research on Windows and Active Directory security, including authentication protocols and MFA integration.

DevOps Engineer needed to design, implement, and maintain infrastructure automation for large-scale GPU environments. Responsibilities include building CI/CD pipelines, developing monitoring solutions, and automating operational tasks. Requires 4-7 years of experience in DevOps, SRE, or Platform Engineering with strong hands-on knowledge of Terraform, Ansible, and Kubernetes.

Linux System Administrator to support large-scale GPU infrastructure for AI training and inference. Responsibilities include installing, configuring, and maintaining Linux operating systems, managing NVIDIA GPU software, and troubleshooting issues. Requires 4-8 years of Linux system administration experience, scripting skills in Python and/or Bash, and knowledge of performance tuning, storage systems, and high-speed networking. Experience with NVIDIA GPUs and orchestration platforms is a plus.

Application Consultant for a newly created Customer Data Management team supporting 20 European markets. Configure and deliver marketing campaigns using Adobe Campaign.

Software Engineer will design, implement, and optimize secure software in Rust and C++. Contribute to passwordless authentication components in TypeScript and build secure solutions for web proxies and communication layers.

Develop and improve Rublon Authentication Proxy with advanced LDAP and RADIUS capabilities. Focus on scalability, reliability, and observability for enterprise and cloud use cases.

Senior Business Analyst to develop and maintain solutions within the Atlassian Jira environment. Responsibilities include analyzing processes, designing configurations, and supporting PMO with methodology and reporting. Requires 3+ years of experience as a business or system analyst and 2+ years with Atlassian tools (Jira, Confluence, BigPicture).

Designs, configures, and implements Manufacturing Execution System (MES) solutions. Develops interfaces between Apriso and external systems (ERP, PLM, WMS) using middleware and APIs. Enables real-time data collection from PLC/SCADA systems and IoT devices.

Java Developer Talent Pool. Participate in all aspects of software development, including implementation, analysis, testing, and documentation. Minimum 2 years experience with Java 8+, Spring Framework, OOP, and relational databases.

Designs, develops, and maintains .NET applications and services. Writes and maintains automated tests. Collaborates with QA, DevOps, and product teams.

Designs, implements, and maintains automated test solutions for web, API, and mobile applications. Executes functional, integration, acceptance, and automated tests. Develops and maintains automated test frameworks using Selenium WebDriver or similar tools.

QA Engineer to design, develop, and execute manual and automated tests for cloud-native security services. Requires 3+ years of QA experience, strong AWS skills, and experience with CI/CD testing.

Execute manual, integration, and regression tests based on project requirements. Report, track, and verify defects using test and defect management tools.

Polar Night Software seeks a Scala and Python focused ML Engineer to join a small team. The role involves maintaining and developing an LLM chatbot, a legacy Scala chatbot, and an AI orchestration layer. Responsibilities include troubleshooting, feature development, and ensuring the reliability of production systems. Must have strong Scala and Python skills, experience with LLM integrations, and a security-conscious approach.

Business System Analyst needed for analyzing client needs, gathering and documenting requirements, and collaborating with technical teams on product development.

Scrum Master / Team Coach to support a global SAP product and local European products. Experience coordinating delivery across multiple teams and navigating complex stakeholder environments required. Minimum 3 years' experience in Scrum Master or Agile Coach roles in software development. Strong communication and facilitation skills, proficiency in English.

Backend Engineer will design, develop, and implement software solutions for an IIoT platform using Java and cloud technologies (Microsoft Azure). Experience with agile software development, container-based architectures, and microservices is required. Fluency in English is mandatory, German is a plus.

Develop and optimize Android and iOS mobile applications. Collaborate with designers, backend developers, and product managers. Experience with Kotlin, Swift, Xcode, Android Studio, and Git required.