81 English-speaking jobs in Białystok

Senior Software Engineer will design, write, test, deploy, and support Relativity software products. Responsibilities include creating architecture for Import/Export services, decomposing complex problems, and mentoring team members. Requires 5+ years of experience delivering C#/.NET services, designing distributed SaaS architectures, and production ownership.

Staff AI Engineers define and lead the technical vision for Relativity's ML platform, guiding projects from concept to production. They drive platform architecture, ensure AI capabilities are secure and reliable, and mentor senior engineers.

Lead Software Engineer with 7+ years of experience building distributed SaaS in .NET/C# will define architecture strategy and lead multi-team Azure delivery. Responsibilities include owning reliability and observability, championing Infrastructure as Code, and coaching engineers. Deep Azure expertise, including AKS, Service Bus/Event Hubs, Cosmos DB or SQL, is required.

Senior SAP HCM Consultant with 5+ years of experience required. Expertise in managing and developing SAP HCM and SuccessFactors Employee Central integrations (PA/OM, PY/PT). Responsibilities include analyzing change requests, implementing interface adjustments, and providing expert advice to HR departments. Strong analytical and communication skills are essential. Basic ABAP knowledge is a plus.

Software Architect needed for embedded systems and IoT. Design scalable, high-performance software architecture for data integration, synchronization, and processing from multiple sensors. Minimum 5 years software development experience, including 3 years as a Software Architect, with expertise in real-time data processing systems or embedded/IoT systems. Fluent in at least one programming language used in high-performance systems. Experience designing systems to handle large data volumes, including database optimization and streaming architecture. Strong analytical and problem-solving skills. Fluency in English required.

Account Director to manage a team, develop eCommerce strategies, and lead client accounts. Requires 5+ years of eCommerce and team management experience, strategic business consulting, and fluency in English (C1 level).

Software Engineer to develop Check Point Endpoint Security products. Requires 2-3 years of C++ experience on Windows, knowledge of OS mechanisms/APIs, and strong object-oriented programming skills.

Senior Project Manager/Program Manager will review customer strategy, mobilize resources, and execute project plans. Requires 5+ years of IT management experience, 3+ years managing Polish public sector IT projects, and proficiency in Agile methodologies. Technical IT background preferred.

Design, develop, and maintain desktop applications using C# and .NET. Apply desktop architecture patterns such as MVVM. Write and maintain unit and integration tests. Improve performance, stability, and maintainability. Participate in technical design and modernization efforts. Support and mentor less experienced developers.

Design, develop, and maintain web applications, APIs, and services using C# and .NET. Participate in code reviews and architectural discussions. Strong knowledge of C#, .NET, ASP.NET and SQL databases required.

Full-time on-site role in Białystok for an engineer focused on delivering technical expertise within projects. Responsibilities include problem-solving, solution implementation, and adherence to project timelines and standards.

Test Specialist will design, document, and execute manual, automated, and exploratory tests for software systems. Responsibilities include reporting test results, interpreting outcomes, and collaborating with various teams. Requires at least 5 years of experience testing complex systems, excellent English (B2 level), and relevant certifications or experience with Azure DevOps, Playwright, SQL Databases, and SharePoint applications.

Senior Software Engineer will design, write, test, deploy, and support Relativity software products. Focus on Import/Export services, building and scaling infrastructure for secure data movement. Requires advanced React with TypeScript, 5+ years with C#/.NET, and experience designing and operating distributed SaaS systems.

Senior Data Engineer to implement scalable data architectures and pipelines on Databricks. Requires 5+ years of experience in data engineering, strong Python and SQL skills, and expertise in Apache Spark and Airflow. Experience with automotive or IoT data is a plus.

Partner with Data Science teams to deploy production-ready machine learning models. Design, implement, and maintain scalable ML infrastructure and CI/CD pipelines. Establish and implement MLOps best practices.

Freelance Soccer Data Collector needed to attend matches, input real-time data using a custom app, and ensure accuracy. Must have good English skills, understanding of soccer rules, and availability on weekends and evenings.

Software Architect needed for design and development of scalable, high-performance software architecture for data integration, synchronization, and processing from multiple sensors. Experience in real-time data processing systems or embedded/IoT systems required. Fluency in English and at least one programming language used in high-performance systems is essential.

Senior Software Engineer to design software architecture, manage work packages, and integrate AI/ML models into data pipelines. Requires 5+ years of Java, Spring Boot, Python, and DevOps experience.

Software Architect needed for design and development of scalable, high-performance software architecture for data integration, synchronization, and processing from sensors. Experience in real-time data processing systems, embedded/IoT systems, and large data handling is required.

Building Systems Engineer needed for EMEA Operations team. Responsibilities include delivering tasks, investigating electrical documentation, and providing technical support. Requires strong understanding of control systems, energy management, and building services engineering. Must have 3+ years experience, excellent communication skills (English C1), and a driving license.