619 English-speaking jobs in Łódź

React Native Developer to build mobile products for well-known consumer brands. Requires 3+ years of commercial experience with React Native (Expo), proven contributions to 3+ projects, and extensive experience with AI-assisted development tools.

Django Developer will build and maintain full-stack web applications and backend APIs. Responsibilities include writing clean, structured, testable code, authoring automated tests, and contributing to documentation. Must have 2 years of experience in a professional software development team and strong Django knowledge.

Senior Backend Engineer to develop platform features, improve stability, and enhance developer experience. Requires Golang expertise, relational database knowledge (Postgres), and API development skills (REST, gRPC). Experience with CI/CD, GitOps, and security best practices is beneficial.

Senior Data Engineer to process simulation data for Autonomous Vehicle development. Analyze real-world sensor data, design SQL, Python, and Spark/PySpark queries, and prepare data for AV simulation environments and ML pipelines.

Senior Qt/QML Engineer with 5+ years experience in software development. Designs and develops high-performance UIs using Qt/QML and C++. Utilizes AI agents and tools for research, automation, and optimization. Mentors team on AI integration and collaborates with clients on requirements. Strong C++ skills and experience with cross-platform QML development are required. Expertise in AI tooling, including agent workflows, LLM research, and code generation, is essential.

Execute benchmarks on VMs using commercial HPC applications (e.g., ANSYS, Altea, Siemens). Operate within Linux environments and understand HPC concepts and MPI. Collaborate with internal stakeholders.

Experienced iOS developer needed to maintain, optimize, and develop features for a successful weight-loss app. Must have strong Swift knowledge, experience with Cocoapods and Fastlane, and a minimum of 4 years of iOS development experience.

Lead a team of data engineers building secure, scalable data platforms. Drive architecture for ETL/ELT pipelines, orchestration frameworks, and analytics-ready data modeling.

Software Engineer II/III will design, implement, and maintain map compilers in a distributed, cloud-first environment. Responsibilities include understanding software architecture, reviewing code, contributing to requirements, and working in an agile team. Requires at least 3 years of professional software development experience with Java, Maven, and Spring.

Java Software Engineer will design, implement, and maintain map compilers in a cloud-first environment. Responsibilities include understanding software architecture, reviewing code, contributing to requirements, and driving continuous improvement initiatives. Requires 5+ years of software development experience, Java, Maven, and Spring proficiency, and strong problem-solving skills.

Contribute to an agile team, architecting, realizing and supporting state-of-the-art data transformation algorithms in Java. Extend, improve and integrate features in TomTom map products for embedded and mobile devices as well as for server-based navigation solutions. Work with and extend our industry standard runtime navigation map format (NDS) in the automotive or online business.

Senior IAM Engineer to maintain and stabilize a production identity system for millions of users. Will contribute to the technical roadmap and migration to a new unified IAM platform. Requires 3-5+ years of programming experience with Java and Spring Boot, microservices architecture, and CIAM concepts.

Design, develop, and implement predictive models, algorithms, and statistical analyses to uncover patterns and trends within structured and unstructured data. Collaborate with cross-functional teams to identify business challenges and formulate data-driven solutions. Conduct comprehensive data analysis, including data cleansing, feature engineering, and model evaluation. Apply advanced machine learning techniques to develop state-of-the-art models.

Designs, develops, and implements predictive models and statistical analyses to uncover data patterns and trends. Collaborates with teams to identify business challenges and formulate data-driven solutions. Conducts comprehensive data analysis, including data cleansing, feature engineering, and model evaluation. Applies advanced machine learning techniques to develop state-of-the-art models.

IT Systems Administrator to support corporate solutions based on RedHat, CentOS, Rocky, and VMware. Responsibilities include ensuring system availability, installations, deployments, and developing solutions for architecture, performance, and security. Experience with Puppet/Foreman, Ansible, virtualization, and network administration is required.

Front End Software Developer will build TRA product enhancements and solutions. Responsibilities include developing GUI components, working independently in an Agile scrum team, and handling complex problems. Requires 2+ years of Angular development experience in a Node JS environment using VSCode and GIT. Fluency in English is required.

Senior/Staff Product Engineer to build and ship full-stack product features for an AI-native accounting platform. Requires 5+ years of experience building production web applications, strong React and TypeScript expertise, and solid backend experience (Node.js preferred).

Senior Backend Engineer to architect and evolve core backend services and APIs for an AI-powered accounting platform. 5-10+ years of experience building production backend systems, API design, and data modeling required. Strong AWS or GCP infrastructure experience and CI/CD knowledge essential.

Software Engineer will lead customer-specific solutions, combining backend development with implementation and technical consulting. Experience with Java, Spring Boot, microservices, and cloud-native environments is required.

Java Software Engineer II will design, implement, and maintain map compilers in a distributed, cloud-first environment. Responsibilities include understanding and contributing to software architecture, reviewing code, understanding and contributing to requirements, and driving continuous improvement initiatives. Requires at least 5 years of professional software development experience with Java, Maven, and Spring, familiarity with DevOps principles, and strong problem-solving skills.