43 English-speaking jobs in Białystok

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.

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.

Design, implement, and support global network infrastructures including LAN, WAN, WLAN, and SD-WAN. Maintain network devices and administer DNS, DHCP, and IPAM services. Requires 5 years of enterprise network experience and strong knowledge of Cisco/Fortinet solutions.

Experienced DevOps Engineer needed for project-based collaboration. Responsibilities include designing, automating, and maintaining AWS and Kubernetes cloud infrastructure, supporting IaC with Terraform, and improving CI/CD processes.

Senior Business Analyst to join IT projects for financial institutions, primarily insurance companies. Conduct complex business analysis, define functional requirements, and test solutions. Collaborate with developers and IT architects.

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.

Build scalable cloud-native data platforms using Databricks, Spark, AWS, and Azure for fusion energy research. Requires 3+ years in Data Engineering with expertise in Python, SQL, and Databricks components.

Product Expert owns the customer relationship from trial to renewal for US e-commerce businesses. This role combines product expertise with a commercial mindset, handling onboarding, support, and driving customer value.

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

Senior Backend Engineer to architect a massive-scale simulation platform. Own the compute layer bridging on-prem HPC clusters with AWS infrastructure. Requires depth in Java, C++, or Python, plus experience with AWS, Kubernetes, and Terraform.

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.

Lead IT implementation or advisory projects for the insurance sector, combining consulting, project management, and insurance business expertise. Manage projects from initiation to closure, overseeing timelines, scope, budget, risks, and dependencies. Supervise business analysis and solution design, act as a team leader, and build client relationships.

Lead network automation for microwave infrastructure by standardizing models and developing automation components. Requires strong Java/Python skills, experience with CI/CD, and knowledge of NETCONF/YANG.

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 optimizing workflows. Requires 4+ years of experience and strong Python/SQL skills.

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.

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.

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.

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.