606 English-speaking jobs in Łódź

Data Engineer Architect to design, build, and maintain a scalable enterprise data platform using Databricks. Requires 8+ years of data engineering experience, 4+ years with Databricks, and expertise in Python, SQL, and cloud platforms (Azure, AWS, or GCP).

Senior Fullstack Developer to design, build, and integrate scalable applications and data services. Experience with Python API development, SQL, Apache Kafka, and Azure Cloud Platform required. Strong problem-solving skills and experience working in a fast-paced environment. Previous hands-on experience with Aladdin APIs and data structures preferred.

Senior .NET Developer with Angular expertise sought for freelance project-specific B2B contract. Develop scalable, cloud-native applications using .NET, C#, Angular, Azure services, and SQL Server.

Experienced Aladdin Specialist needed for a UK-based financial sector project. Strong hands-on experience with Aladdin APIs, Aladdin Data Cloud, and Aladdin front-end tools required. Support data access, platform integration, and business usage of Aladdin across investment and operational processes.

Senior Embedded HMI Developer sought for project-based contracts. Design, develop, and shape the architecture of embedded HMI solutions. Influence technical decisions, mentor developers, and act as a technical point of contact. 5+ years of embedded software development experience required, with expertise in HMI development and C++. Experience with Qt for MCUs, LVGL, or other MCU frameworks is essential.

Senior Penetration Tester to conduct advanced security assessments of applications, systems, and infrastructure. Responsibilities include identifying vulnerabilities, developing attack scenarios, and collaborating with technical and business teams. Requires 5+ years of experience in penetration testing with expertise in web, mobile, and infrastructure security.

Senior .NET developer to design, build, and maintain secure, scalable backend solutions within an Azure cloud environment. Experience with REST APIs, OpenAPI, EF Core, SQL Server, and Azure services is required.

Develop and maintain frontend applications using Angular and Capacitor for a modern enterprise digital platform. Integrate with REST APIs, backend services, and cloud environments (Microsoft Azure).

Senior .NET developer to build, maintain, and support a web-based self-service portal for the financial services industry. Requires experience with ASP.NET Core, REST APIs, Azure services (Application Insights, Log Analytics, Key Vault, API Management, RBAC, Managed Identity), and Azure DevOps.

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 Typescript Engineer will develop and maintain Ledger Live, a blockchain asset management application. Responsibilities include building UI flows, collaborating with developers and hardware engineers, and ensuring a reliable and user-friendly experience across web and mobile platforms.

Senior TypeScript Engineer will develop and enhance blockchain integrations for Ledger Live, collaborating with cross-functional teams. Responsibilities include applying TypeScript expertise to solve technical problems, utilizing modern JavaScript practices, and contributing to testing strategies.

Senior TypeScript Engineer to develop and maintain Ledger Live (mobile and desktop) and the Device SDK. Responsibilities include contributing to open-source projects, supporting modularization efforts, and collaborating with cross-functional teams. Requires 5+ years of software development experience, including a Tech Lead role, strong JavaScript and TypeScript skills, and professional English fluency.

Senior Backend Engineer (Java / Architecture) needed for a long-term freelance project. Refactor and modernize legacy backend systems, improve microservices, and maintain REST and SOAP interfaces. Must have strong Java (Spring / Spring Boot) and architectural skills, experience with Kubernetes, and excellent communication skills.

Senior Golang Developer needed for fully remote, contract position. Develop and maintain backend services using Go (Golang) in a product environment. Collaborate with product managers and designers to build features and ensure code quality.

Fullstack Developer with 3+ years of experience in TypeScript, Node.js, and React. Focus on backend development, microservices architecture, RESTful APIs, and cloud solutions (AWS). Experience with databases (PostgreSQL, MongoDB), automated testing, and Git. Strong communication and collaboration skills.

Provides data analysis and reporting support to leadership and stakeholders. Requires proficiency in Excel, data modeling, and strong communication skills.

Systems Integrations Specialist designs REST APIs and data models, ensuring quality adherence in API design and data governance.

Senior Data Engineer to design, build, and maintain data pipelines and data transformation workflows using Snowflake, AWS, and dbt.

Senior Software Development Engineer in Test with 5+ years of Python, database, and Git experience. Expertise in Robot Framework, CI/CD tools, and test automation. Strong analytical and communication skills.