java English-speaking jobs in Chorzów

The Senior Platform Developer delivers high-quality, secure, and scalable solutions for the International Salesforce platform. Responsibilities include designing, building, and maintaining business-critical capabilities, ensuring efficient release processes, and mentoring junior team members.

Leads the planning, deployment, and optimization of Global Consumer Projects in the EU region, ensuring on-time and on-promise delivery. Oversees Regional Deployment of Consumer Programs, Product Launches, Campaigns, and BAU activities. Collaborates with OC Development & Deployment, Regional team, Market Acceleration team, and Internal Service providers.

Manage credit control processes to safeguard liquidity and minimize financial risk. Responsibilities include credit assessments, monitoring overdue receivables, managing credit limits, and ensuring compliance with internal policies.

DevOps Engineer (AI) will collaborate with a team to develop and optimize the development environment. Responsibilities include writing code, contributing to service optimization, and utilizing Gitlab, CI/CD, and scripting for automation. Experience with AI tools (Amazon Q, Kiro, Claude), AWS Infrastructure as Code (Terraform, CDK, Ansible), and service management (ITIL) is required. Fluent English is necessary.

Senior Backend Engineer to build scalable systems using .NET (C# / ASP.NET Core), design REST APIs and GraphQL integrations, and implement AI features. Experience with microservices, Azure, and Docker required.

Senior PHP Developer with 7+ years of experience, including 3+ years with Magento 2, to lead development of core applications and custom extensions.

Team Lead Product Engineering Commercial Pharma International Targeting, Recommendation, Optimization and Measurement will focus on capabilities development of team members and software/service delivery. Responsibilities include defining architectural roadmaps, translating business roadmaps into technical execution plans, and leading delivery performance. Requirements include experience in people leadership, the pharmaceutical industry, software development methodologies, and a deep understanding of the AWS suite, Data & Analytics backbone, and AI/ML stack.

Senior Front End Developer specializing in React-based app development. Develop user interface components, ensure code quality, and collaborate with design and backend teams. Expertise in Cypress, Playwright, Storybook, and visual regression tools is essential.

Senior Information Security Engineer needed for hands-on security operations. Responsibilities include SIEM monitoring, incident response, vulnerability management, security operations development, risk & compliance support, and security advisory. Requires experience with SIEM tools, vulnerability management tools, penetration testing, and security operations. Strong understanding of cyber threats and data exfiltration risks is essential. ISO 27001 and GDPR knowledge is preferred. Relevant certifications are expected.

Senior Cloud Developer (.NET & Azure) to join a team working on an industrial low-code platform. Requires 8+ years of experience in commercial projects, C#, .NET, OOP, SOLID principles, MS SQL Server, T-SQL, MongoDB, Azure, Azure DevOps, k8s, Docker, and Azure DevOps YAML pipelines. Must have upper-intermediate English and strong Agile knowledge.

As a member of the IT Global Enterprise Integration team, you will support, analyze, and evaluate business systems. You will design, develop, and build integration code, and work with the testing team to execute test plans. You will also provide 2nd Tier support as a Subject Matter Expert (SME).

Build AI-powered product experiences for millions of users. Integrate AI tools into development workflows and master diverse technology stacks. Take ownership from idea to production, simplifying complex systems.

Senior iOS Developer to build and enhance a modern B2C mobile application. Expert in iOS development with experience in developing architecture from scratch and modern B2C apps with complex UI. Strong grasp of software architecture patterns and CS fundamentals. Experience with Swift, SwiftUI, MVVM, TCA, or VIPER. Good communication skills and fluency in English (min. B2).

Designs, deploys, and maintains infrastructure solutions for business operations and applications. Collaborates with development and operations teams to optimize cloud environments and ensure seamless deployment of services. Manages AWS resources and implements configuration management tools.

Lead feature-level engineering delivery for one or more product streams, translating product requirements and architectural direction into working software. Guide a sub-team of engineers through build, test, and release readiness. Collaborate with Product Owners, UX Designers, and Solution Architects to ensure engineering execution aligns with product goals and enterprise standards.

Develop and integrate SAP Fiori solutions with ODATA services, ensuring alignment with SAP design principles. Collaborate with teams to create tailored applications using ABAP RESTful Application Programming Model, Core Data Services, and Business Application Studio.

Radio Communication Engineer will design and deliver telecommunication systems for offshore wind farms. Responsibilities include creating technical documentation, participating in contract negotiations, and ensuring system delivery according to contract specifications. Experience with TETRA, VHF FM, Microwave Link, Radar, AIS, ADS-B, and LTE is required.

Collect and analyze client documentation to meet AML requirements. Assess client data to build KYC profiles and assign risk ratings. Conduct research to support financial crime detection and ensure compliance with policies and guidelines.

Design and architect scalable conversational AI solutions (voicebots & chatbots) for enterprise environments. Lead R&D initiatives focused on conversational AI, NLP/NLU, and digital workplace automation. Integrate AI solutions with enterprise systems, APIs, and microservices. Collaborate with cross-functional teams to define conversational UX standards and ensure high-quality user experience. Drive projects end-to-end in an agile, cloud-based environment.

Relativity’s Application Security team seeks a Senior Security Engineer to design, implement, and promote security best practices within Relativity software products. Responsibilities include technical security reviews, penetration testing, and assisting with security compliance audits.