15 English-speaking jobs in Częstochowa

Senior Full-Stack Engineer to build AI security automation. Focus is on backend workflows, APIs, data models, and UI using TypeScript, Node.js, React, and AI integration. Requires 5+ years of full-stack experience.

Lead complex Human Capital transformation programmes, translating strategy into execution across global teams. Manage delivery, governance, risks, and stakeholder alignment for strategic initiatives.

Senior Software Engineer to design and implement real-time fraud decisioning services and APIs in Kotlin or Python. Build platform tooling to scale fraud protection across new international markets. Requires 5+ years building backend systems at scale using Python or Kotlin.

Senior Data Scientist role focusing on LLM Clinical NLP. Build and improve LLM/transformer pipelines to extract structured data from clinical notes. Requires hands-on NLP with BERT/RoBERTa and generative LLMs.

Operate and support network security infrastructure in a data center environment. Handle incidents, changes, and service requests while providing 24/7 support. Requires 8+ years in network/security engineering with experience in Juniper, Fortinet, and F5.

Security Specialist - Penetration Tester role involves identifying and investigating security vulnerabilities. Responsibilities include contributing to testing methods, creating reports, and mentoring. Requires 3+ years in web/infrastructure penetration testing.

Experienced Workday Integration Engineer needed for B2B contract. Design, build, and maintain AWS integrations between Workday HRIS and internal/external systems using Python, Terraform, and AWS services.

DevOps/Cloud Infrastructure Engineer needed for B2B contract to connect Flix's cloud platform with a new train fleet. Responsibilities include building secure, reliable cloud infrastructure using Terraform/Terragrunt, designing systems, and ensuring observability. AWS experience preferred.

Insurance Broker in Health & Benefits managing a client portfolio. Responsibilities include negotiating and implementing insurance solutions, analyzing data, and expanding client cooperation. Requires knowledge of life insurance and medical programs.

Lead teams in HR controls, data quality, and process optimization for Workday HCM. Drive continuous improvement, manage governance, and ensure reliable, well-governed People processes.

Senior Software Engineer Fraud to design and implement real-time fraud decisioning services in Python or Kotlin. This role extends the Fraud Decisioning System to new markets and integrates risk vendors. Requires 5+ years building backend systems at scale.

Senior Fullstack Mobile Engineer KMP role building digital financial products. Develop shared logic via KMP, design backend services with Java/Spring Boot, and enhance customer-facing mobile features.

Senior Software Engineer to build and implement real-time fraud decisioning services and APIs in Python or Kotlin. This role extends the Fraud Decisioning System to new international markets.

Senior Data Engineer needed to build big data products using Azure Databricks for global clients. Responsibilities include designing scalable data solutions, managing the data lifecycle, and developing data pipelines. Requires 4+ years in Azure and 6+ years in large-scale data management.

Lead Staff Software Engineer for EU cards, responsible for backend architecture across transaction and ledger systems. Requires 8+ years of experience with Python, Kotlin, AWS, and scaling backend systems.