1053 English-speaking jobs in Łódź

We are seeking a .NET Developer to build backend and platform components for a data synchronization system. Responsibilities include designing, implementing, and maintaining APIs, integration services, and processing pipelines. Requires 3+ years of experience with .NET/C#, ASP.NET, .NET Core, and RESTful APIs. Solid understanding of OOP, SOLID principles, and containerization (Docker/Kubernetes) is essential. Experience with relational databases, asynchronous processing, and Git/CI/CD workflows is also required.

Reporting Analyst will support a financial transformation project focused on governance, reporting transparency, and data quality. Responsibilities include responding to ad-hoc reporting requests, maintaining reporting frameworks, preparing executive reports, and coordinating reporting across stakeholder meetings.

Senior Data Engineer needed to build and maintain Big data processing pipelines using Spark and Scala. Requires 5+ years of experience with Spark, Scala, Python, and Linux environments. Proven track record of designing data flows and experience with Hadoop ecosystem components.

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.

Senior Backend Engineer with 5+ years of Java experience needed to design, develop, and maintain scalable backend features and services.

Lead the design, development, and evolution of Java-based backend systems for complex, enterprise-grade projects. Translate business requirements into scalable, secure technical solutions. Design backend and system architecture, including REST APIs, microservices, and event-driven components. Perform code reviews, architecture reviews, and quality audits. Analyze system performance and scalability, proposing and implementing optimization strategies.

Senior Marketing Data Analyst needed for remote, full-time B2B contract. Requires 5+ years experience in marketing analytics, data analysis, or related quantitative field. Must have strong SQL and Python skills, experience with marketing experimentation and channel optimization, and a solid understanding of Marketing Mix Modeling. Excellent communication and interpersonal skills are essential.

Cloud Platform Engineer to design, evolve, and maintain AWS infrastructure (ECS, RDS, VPC, S3, WAF, CloudFront, Cognito, API Gateway, etc.) using Terraform/Terragrunt. Build and improve GitLab CI/CD pipelines and act as an infrastructure partner for development teams.

Design and oversee data architecture, including databases, data warehouses, and integration systems. Collaborate with stakeholders to translate business requirements into data solutions. Define and implement data management processes, ensuring data security and compliance.

Senior AI Consultant Architect to design and deliver a document process automation platform on Microsoft Azure. Experience with Azure AI Document Intelligence, Logic Apps, Azure Functions, Data Lake Storage, and integrations is required.

Test Specialist to develop, execute, and debug test cases for ServiceNow platform. Requires 5+ years of testing experience (8+ years without ISTQB certification), Bachelor's degree, and expertise in various testing methodologies.

ETL Developer will develop data migration flows within a scrum team, ensuring high-quality deliverables. Requires experience with IBM DataStage, Informatica, or similar ETL tools, strong SQL/PL-SQL and Oracle DB skills, and Git for version control.

As a Senior QA Manual Engineer, you will join an international team ensuring the quality of blockchain-based mobile and web applications integrated with hardware wallets. Responsibilities include building test plans, writing test cases, validating use cases, reporting test results, and collaborating with development and hardware teams.

Design, implement, and deploy SAP solutions to achieve business goals. Lead full-cycle, international projects and drive industry innovation with SAP S/4HANA solutions.

Senior Full Stack Engineer with 5+ years of React and TypeScript experience needed for a full-time position. Must have Ruby on Rails back-end development experience and strong problem-solving skills. Responsibilities include designing, developing, and maintaining applications, collaborating with cross-functional teams, and ensuring smooth UX, performance, and quality.

Senior Snowflake Developer to lead data warehouse initiatives in a cloud environment. Responsibilities include migrating data pipelines, designing ETL/ELT processes, and optimizing Snowflake platforms for performance and security. Requires 5+ years of Snowflake experience, 2+ years with streaming data, and strong SQL and Python skills.

Shopify Engineer to develop and customize themes, build Shopify applications, and integrate with APIs. Experience with Liquid, JavaScript, TypeScript, Node.js, and Shopify APIs required.

Mobile Developer needed for a project with Royal Mail Group. Develop software solutions using .NET MAUI within Agile teams. Expert level .NET MAUI, Design Patterns (MVVM or MVP), and experience integrating with diverse platforms and services required.

Senior Python Engineer needed for a large-scale utility service platform transforming the global energy industry. Design, develop, and maintain scalable finance-focused backend solutions using Python and Django. Integrate external systems and APIs, write high-quality code, and participate in peer reviews. Must have strong Python engineering skills, experience with Django, API development, and automated testing. AWS experience is required.

Manages end-to-end projects supporting factory strategic and operational needs. Leads certification, new product introduction, and customer delivery initiatives. Plans, executes, and controls projects while ensuring compliance with standards.