python English-speaking jobs in Chorzów

Java developer to design and deploy derivatives systems using Murex Solutions. Collaborate with front office teams in London. Requires 5+ years Java experience (Core Java 17+), Spring framework, and DevOps skills.

Designs and evolves cloud platforms with a focus on Azure Cloud services. Leads on-premises to cloud migration initiatives ensuring scalability, security, and high availability. Implements automated deployment pipelines and infrastructure provisioning solutions.

Lead and grow a Salesforce engineering team, shaping the platform strategy and driving a microservices-oriented architecture transformation.

Lead Software Engineer to drive technical direction, manage projects, and deliver high-quality code for Klarna's payment solutions. Requires expertise in Kafka, Node.js, TypeScript, Jest, PostgreSQL, and DynamoDB. Proven project leadership, mentorship, and collaboration skills are essential.

As a Business Analyst on the Process Automation & Business Intelligence Team, you will analyze business processes, understand business needs, and translate them into requirements for automation, digital tools, and reporting solutions. You will act as a key link between business and technology, supporting the delivery of value-driven improvements.

Senior Python Engineer to develop and deploy AI-driven features using LLM technologies. Experience with LLMs, NLP, and Python required. Collaborate with clients and stakeholders on product direction and technical decisions.

Senior Fullstack Engineer needed for a 2-month project starting January 31, 2026. Responsibilities include managing the Meta app review process, configuring the Meta ecosystem, implementing Instagram login, and providing technical guidance. Fluency in Polish and English, OAuth 2.0, Instagram Graph API, and Meta App Review experience are required.

Senior Backend Engineer will design, develop, and maintain production-grade platforms for global clients. Requires 5+ years of experience building web applications and proficiency in Ruby, Python, JavaScript, or willingness to learn. Strong understanding of software architecture principles, databases, and CI/CD practices is essential.

Designs and implements integration processes using Boomi Integration, Flow, API Management, and MDM. Configures Atoms/Molecules/Cloud Atoms and optimizes data flows. Experience with REST/SOAP, JSON, XML, XSD, WSDL, OData, JDBC, FTP/SFTP, AS2, and Boomi API Gateway. Proficient in data mapping and transformations, including DataWeave/Groovy/JavaScript. Automates CI/CD for the Boomi environment using Git, Boomi Deploy API, and CI/CD tools. Monitors and troubleshoots processes using Boomi Process Reporting, AtomSphere Dashboard, and Logs & Alerts.

Design, implement, and maintain organization-wide QA processes and quality standards. Define and improve workflows, checklists, quality gates, and acceptance criteria across teams. Develop and manage test strategies, quality plans, and documentation templates. Ensure alignment and consistency in test coverage, requirements quality, and release procedures. Monitor quality KPIs, analyze defect trends, and provide actionable insights for improvement. Collaborate with project teams to optimize delivery processes and prevent quality issues. Support teams in adopting best practices within SDLC for safety-critical and high-reliability systems.

Senior Cloud AI - Microsoft AI Developer will design, develop, and implement large-scale AI-driven software solutions using Microsoft 365 Agents Toolkit and Azure technologies. Responsibilities include translating business requirements into technical specifications, developing and deploying product features, and collaborating with cross-functional teams.

Backend engineer to design, develop, and launch scalable APIs using Python or Kotlin. Experience with distributed systems, AWS, MySQL, and Kubernetes required. Collaborate with product, compliance, and platform teams.

Build a fast and smooth user interface for a portable robotic welding system. Experience with frontend frameworks (Vue.js, React, Svelte), JavaScript/TypeScript, and performance debugging required.

Senior Software Engineer needed for dynamic, fast-paced projects. Must have a broad knowledge of IT and proficiency in at least one of the following: React, React Native, Node.js, Python, Elixir, or Blockchain technologies. Strong English and Polish communication skills required.

Experienced Java Developer needed for Network API projects. Responsibilities include code creation, implementation, and testing. Must have strong Linux knowledge and Java proficiency. Scripting experience (Python, Bash) and familiarity with Git, Jira, and Confluence are advantageous.

Senior Linux and Virtualization Administrator will configure, maintain, and optimize enterprise Linux servers in virtual and physical environments. Administer and troubleshoot VMware clusters and alternative virtualization platforms. Design and provide technical consultancy for infrastructure projects. Mentor junior team members and stay up to date with open-source, Linux, and virtualization trends.

Senior Software Engineer to design and build backend services and APIs (REST and/or GraphQL) and develop full-stack features in Next.js. Experience with TypeScript, Next.js, NestJS, ORMs, PostgreSQL, and Docker required. Fluency in Polish and English.

Tech Lead for a multinational client specializing in IT marketplaces. Build and migrate data-heavy web features using C#, ASP.NET Core, React, PostgreSQL, and MongoDB. Lead a team, mentor engineers, and ensure seamless transition to scalable solutions. 5+ years of web application development experience and 2+ years in a technical leadership role required.

Senior DevOps Engineer with expertise in Google Cloud Platform and UiPath to support global robotics process automation deployments. Requires experience with infrastructure as code, configuration management, and cloud networking.

Develop and customize ServiceNow applications to meet business needs. Automate workflows, integrate with enterprise tools, and design reports.