35 English-speaking jobs in Białystok

Own the mathematical and systemic foundations of a large-scale mobile RPG. Design and tune progression, rewards, currencies, and combat balance. Requires 4+ years in game balance/economy design and experience with LLMs and automation.

Lead SAP S/4HANA FI Consultant needed for revenue management transformation. Expertise in configuring Event-Based Revenue Recognition (EBRR) and SAP Revenue Accounting and Reporting (RAR/FI-RA) is required.

Design, develop, and maintain dbt-based transformation frameworks and data models for Silver and Gold layers. Optimize dbt performance, manage artifacts, and collaborate with engineering teams using BigQuery and Python.

Were looking for a Cybersecurity Recovery & Governance Specialist to join our clients team! This is not a typical administrator or operational engineering role: we are looking for a professional who combines the analytical mindset of a Technical Analyst with a solid understanding of infrastructure, recovery, and cyber security. ! ! !

Senior Data Engineer to contribute to a banking platform for a Japanese financial group. Responsibilities include designing ETL pipelines, building integrations (APIs, SQL, S3, SFTP), and ensuring data accuracy. Requires 5+ years ETL experience and Python skills.

Senior Data Engineer to design and scale cloud data platforms using Azure, Databricks, and Spark. Responsibilities include building production-grade pipelines, driving data architecture, and implementing DataOps practices. Requires 4+ years of Data Engineering experience.

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.

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.

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.

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 on AWS or other major platforms.

Experienced Workday ERP Consultant needed for freelance engagement. Design, build, and maintain HR solutions using Workday and other HR systems. Support technical and functional implementation, optimizing processes. Requires 3+ years in Workday implementation/consulting.

Security Architect We are looking for an experienced Security Architect to help shape and strengthen security across enterprise IT environments. In this role, you will define security architecture principles, design secure solutions, and ensure that security is embedded into systems, applications, and infrastructure from the very beginning.

AI-Native Fullstack Developer using Python. Build software in an AI-driven environment, leveraging Claude Code for development, testing, and review. Requires experience with Python, backend architecture, REST APIs, and modern workflows.

Senior Data Platform Engineer needed to modernize and migrate data platforms to Snowflake, Confluent, and AWS. Requires 3+ years in production data-platform engineering with strong Python, SQL, and DevOps skills.

Manage and contribute to process improvement initiatives focused on efficiency and operational effectiveness. Coordinate projects, identify inefficiencies, and recommend solutions using Lean and Six Sigma principles.

Lead a large Technical Accounting team, focusing on performance, collaboration, and stakeholder partnership. Responsibilities include supervising operations, managing workload, driving continuous improvement, and leading financial services projects.

Reinsurance Business Analyst maintains and enhances the DXC SICS application for reinsurance and insurance claims management. Responsibilities include configuration, issue resolution, and collaborating with users to ensure data integrity. Requires 4+ years in reinsurance operations and C1 English proficiency.

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. Requires strong Kotlin/KMP and mobile architecture skills.

Firmware Engineer develops and optimizes low-level firmware, handles hardware bring-up, and debug issues. Requires 5+ years of embedded development, strong C/C++ skills, and knowledge of JTAG, UART, SPI, and I2C.