hr English-speaking jobs in Legionowo

Experienced .NET WinForms Developer needed to build high-performance, real-time trading applications. Focus is on crafting fast, custom-rendered desktop UI using C#/.NET 8, handling real-time data streams, and optimizing multi-threaded UI performance.

Java Developer role involving design and implementation of features using Java 8+, Spring, and related technologies. Requires 2+ years of Java development experience and proficiency in English and Polish.

Senior Mobile Engineer to build and modernize native apps for banking, insurance, and healthcare using Swift or Kotlin. Focus on high-traffic, secure applications, owning architecture, and integrating server-driven UI.

This role manages service offer lifecycle tasks and maintains support packages across communications hardware and software. Responsibilities include cross-functional coordination, documentation, and leveraging AI for process automation.

SAP Production Logistics Consultant supporting R3 systems and S4-Hana implementation. Requires experience with SAP Logistics modules, technical design, and global roll-out knowledge. Fluency in English and Polish is required.

Lead Android development using Kotlin/Java, focusing on VPN application architecture. Expertise required in Android networking, connectivity, and security. Collaborate with international teams.

Staff ML Researcher to lead high-scope, ambiguous projects improving core metrics. Design and implement models, often deep neural networks, to predict user behavior. Requires hands-on ML expertise, end-to-end ownership, and strong communication.

Senior IT System Architect for CIAM. Design and develop IT architecture solutions aligned with enterprise standards, focusing on PING product offerings. Bridge business, security, and engineering to translate requirements into technical specifications.

Senior Network Security Engineer owning the edge layer of a global web platform. Responsibilities include Akamai CDN/WAF, DNS, traffic management, and Azure networking. Focus is on designing solutions and troubleshooting complex production issues.

SAP MDG-M Developer needed with 5+ years of SAP technical experience, including 2+ years in SAP MDG and MDG certification. Expertise required in S/4HANA co-deployment, data model extension, workflow configuration, and ABAP development.

Application Support Engineer to maintain stability and performance of critical applications. Resolves incidents, processes service requests, and collaborates with teams. Requires proficiency in French, knowledge of Linux and Windows, and familiarity with scheduling/orchestration and monitoring tools.

Lead technical initiatives for globally scalable backend solutions for complex supply chain operations. Design, build, and operate highly scalable, event-driven systems using messaging technologies. Translate complex business requirements into actionable technical roadmaps. Drive engineering best practices and shape the technical roadmap.

Requirements Engineer focusing on Customer Experience to translate business and customer needs into digital solutions. This role involves gathering, analyzing, and prioritizing requirements while supporting development in an agile environment.

Strategic CTI Expert needed to analyze cyber threats, communicate risks, and drive actionable changes. Experience with threat intelligence platforms (e.g., Recorded Future) and translating technical insights into business decisions is required.

SAP Consultant FSCM Developer needed with 5+ years of experience. Responsibilities include implementing Fioris and Badis for Credit and Cash Management, analyzing errors, and maintaining FSCM documentation. Requires fluency in English and German.

Senior Manager – Mechanical Commodity Management, Europe leads regional sourcing and procurement for mechanical supply bases. This role manages strategy, supplier development, and complex negotiations across European mechanical categories.

Senior Software Engineer (Java Neo4j) to design and implement high-quality software solutions. Requires 4+ years of experience with Java 8-21 and hands-on knowledge of Neo4j 4.4-5.X.

Senior DevOps Engineer with 5+ years of experience. Responsibilities include building CI/CD pipelines, managing cloud infrastructure (AWS), and implementing containerization using Kubernetes. Requires proficiency in scripting and Git.

Adaptable Java Developer needed to work across the full delivery cycle, utilizing AI tools. Core skills include Java, AWS cloud, Terraform, and experience with Angular components. Requires a self-driven mindset for complex codebases.

DevOps Engineer specializing in Jenkins CI/CD pipelines. Responsibilities include building and optimizing Jenkins environments using Groovy, administering Jenkins, and automating workflows with PowerShell. Requires strong Jenkins and Groovy expertise.