38 English-speaking jobs in Białystok
Senior Fullstack Developer (TypeScript + AWS)
- Spyrosoft
- białystok
- July 22
Senior Fullstack Developer to build and maintain a large-scale e-mobility platform ecosystem. Requires 4+ years experience with TypeScript, AWS (Lambda, Serverless), DynamoDB, Redshift, REST APIs, WebSockets, and Git. Solid understanding of cloud-native architectures. Fluent English (B2+).
Data Analytics Manager
- NATEK POLAND
- Białystok
- July 20
Senior .NET WPF Developer (f/m/x)
- Sii Poland
- białystok
- July 20
Senior .NET WPF Developer to join a team developing a Windows 11 desktop application for medical technology. Responsibilities include designing, implementing, and testing new features, collaborating on documentation, and supporting application deployment. Requires 5+ years of experience with .NET, C#, WPF, and MVVM.
Power Platform Governance Lead f m x - Białystok
- Sii
- białystok
- July 20
Experienced Power Platform Governance Lead needed to define and enforce governance policies, manage platform environments, and ensure compliance with security and regulatory standards.
Cybersecurity Engineer f m x - Białystok
- Sii
- białystok
- July 20
Cybersecurity Engineer to ensure product cybersecurity compliance across the development lifecycle. Responsibilities include defining cybersecurity plans, conducting threat analysis, and ensuring adherence to standards like ISO/SAE 21434.
Pentester WebAPP and API - Białystok
- Link Group
- białystok
- July 19
Lead and execute penetration tests across web applications, APIs, mobile apps, cloud environments, and networks. Perform Active Directory security testing and develop custom exploits using Python, PowerShell, and Bash. Manage end-to-end engagements and provide technical input during scoping calls and proposal creation.
Senior Full Stack Developer - Białystok
- EBRAND
- białystok
- July 19
Senior Full Stack Developer will design, develop, and maintain web automation solutions. Responsibilities include building browser-based automation systems, analyzing web applications, and collaborating with teams to deliver new platform capabilities. Requires knowledge of PHP, Python, JavaScript or TypeScript, and experience with Playwright, Puppeteer, or Selenium.
C# Developer – Firmware & Hardware Interfaces (f/m/x) - Białystok
- Sii Sp. z o.o.
- białystok
- July 19
Experienced C# Developer needed for an innovative AI-driven investment technology project. Develop and maintain C# applications interacting with hardware components and low-level systems. Design and implement interfaces for communication with machine control layers and embedded components. Collaborate with distributed teams in an Agile environment using CI/CD pipelines. Minimum 5 years of experience as a C# Developer or in a similar role required. Hands-on experience with low-level or machine-oriented development and hardware interaction is essential. Strong knowledge of firmware interfacing and control layer communication is needed. Practical experience with Agile methodologies and CI/CD processes (GitHub/GitLab) is required. English proficiency at min. B2 level is necessary.
Graphics Driver SW Designer
- Spyrosoft
- białystok
- July 17
Design and maintain OpenGL and Vulkan graphics drivers for desktop and data-center systems. Develop, test, and optimize drivers for performance and stability. Collaborate with hardware teams, customers, and partners.
Senior Kotlin Developer
- Spyrosoft
- białystok
- July 17
Develop and maintain cross-platform mobile applications using Kotlin Multiplatform Mobile (KMM). Design and implement secure authentication and authorization flows (OAuth 2.0, OpenID Connect, MFA, SSO). Integrate with identity providers and enforce Zero Trust principles.
OpenStack Engineer
- Grape Up
- białystok
- July 17
Design, deploy, and operate enterprise-grade OpenStack environments as part of the Cloudboostr platform. Build and maintain automated infrastructure provisioning pipelines using Terraform and Ansible. Ensure high availability and performance of private cloud infrastructure. Collaborate with the product team to ensure seamless integration between infrastructure, runtime, and AI layers.
C++ Developer with Rust/ BLE/ SDK (f/m/x)
- Sii Poland
- białystok
- July 14
Senior C++ Developer will design, develop, and maintain applications and components in C++ and Rust. Responsibilities include creating libraries and SDKs, implementing Bluetooth Low Energy (BLE) communication, and collaborating with international teams. Requires 3+ years of C++ experience, Rust experience in commercial projects, proficiency with modern C++, and experience with BLE and SDK development.
Senior Full Stack Developer
- EBRAND
- białystok
- July 13
Senior Full Stack Developer will design, develop, and maintain web automation solutions. Responsibilities include building browser-based automation systems, analyzing web applications, and developing tools for data collection and analysis. Requires knowledge of PHP, Python, JavaScript or TypeScript, and experience with Playwright, Puppeteer, or Selenium.
Functional Safety Engineer (f/m/x)
- Sii
- białystok
- July 13
Functional Safety Engineer to ensure compliance with ISO 26262 and related standards across the product lifecycle. Tasks include creating documentation, conducting hazard analysis, performing safety analyses, and collaborating with cross-functional teams. Requires 5+ years of experience in automotive electronics and proficiency in safety analysis methods.
Data Engineer (Spark)
- Addepto
- Białystok
- July 11
Develop and maintain high-performance data processing platforms using Spark, Cloudera, Airflow, and Iceberg. Design and implement data pipelines for automotive, aerospace, and telecommunications projects. Collaborate with teams to understand data requirements and ensure seamless integration.
Senior Data Engineer (Spark)
- Addepto
- Białystok
- July 11
Senior Data Engineer to develop and maintain a high-performance data processing platform for automotive data. Responsibilities include designing and implementing data pipelines, optimizing data workflows, and collaborating with cross-functional teams. Requires 5+ years of experience with Big Data technologies (Spark, Cloudera, Kafka, Airflow, NiFi, Docker, Iceberg), strong Python (or Java/Scala) skills, and experience in cloud environments.
IT Service Manager – SAP Invoice to Pay Solutions (f/m/x)
- Sii Sp. z o.o.
- Białystok
- July 10
Senior Project Manager to oversee end-to-end management and continuous improvement of Invoice-to-Pay IT services, including XSuite, Basware, and Concur. Will act as primary liaison between Finance, Procurement, business stakeholders, vendors, and IT delivery teams.
Senior AI Engineer (Python, LLMs)
- Addepto
- Białystok
- July 10
Senior AI Engineer with 5+ years of Python experience sought to develop scalable AI systems, including LLMs and Generative AI. Responsibilities include transforming Data Science prototypes into production-ready solutions, building backend components, and ensuring code quality. Experience with backend frameworks (e.g., FastAPI), databases, Docker, Git, and cloud environments (AWS, GCP, Azure) is required.
Lead UX Engineer
- Relativity
- białystok
- July 10
UX Engineer will design, build, and refine React-based user interfaces for RelativityOne, focusing on usability, accessibility, responsiveness, and consistency. Collaborate with designers, product managers, and engineers to create intuitive user experiences. Contribute reusable patterns and advocate for accessibility and experience quality throughout the product development lifecycle.
Network Administrator (f/m/x)
- Sii Sp. z o.o.
- Białystok
- July 8
Experienced Network Administrator needed for remote role. Support network operations, configure and manage network protocols, implement and troubleshoot routing protocols, administer firewalls and security solutions, manage load balancers, and ensure network security. Requires 4+ years of experience, strong TCP/IP knowledge, and proficiency with Palo Alto Networks, Cisco firewalls, F5 Loadbalancer, and RADIUS.























































