43 English-speaking jobs in Olsztyn

Reference Data Services Analyst needed to manage data remediation projects, identify and troubleshoot issues, and maintain client static data in a capital markets environment. Bachelor's degree or financial services qualifications are an asset.

Administers and maintains on-premises and cloud-based infrastructure environments. Supports server, storage, virtualization, backup, and monitoring solutions. Performs routine maintenance, patching, and configuration changes. Troubleshoots incidents and infrastructure-related issues. Creates and maintains technical documentation.

Senior Analyst responsible for processing payments, communicating with clients, and optimizing processes. Requires payment experience, knowledge of SWIFT messages, fluency in English, and strong analytical skills.

Network Administrator will manage, monitor, and troubleshoot enterprise network environments. Responsibilities include building, administering, and troubleshooting IP networks, providing 2nd line support, and creating technical documentation.

Backend Engineer will design, develop, and implement software solutions for an IIoT platform using Java and cloud technologies (Microsoft Azure). Experience with agile software development, container-based architectures, and microservices is required. Fluency in English is mandatory, German is a plus.

Administers and supports Microsoft Intune, Entra ID, and Microsoft 365 services in hybrid and cloud environments. Configures endpoint management, deploys software, and manages collaboration tools. Requires proficiency in Intune, Entra ID, and M365, experience with application packaging, and strong customer service skills. Fluency in English is required, German is a plus.

Provides day-to-day oversight and contributes to the creation and maintenance of customer account, security, and pricing data. Identifies opportunities for data quality and client service improvements. Drives automation and process optimization initiatives. Acts as a key point of contact for eTrading projects and reporting. Manages project initiatives and supervises junior staff.

Data Scientist or Biostatistician with 3-5 years of experience analyzing clinical trial and/or real-world healthcare data. Applies statistical and data science methods to generate insights from healthcare datasets. Collaborates with cross-functional teams to support projects related to clinical studies, real-world evidence, and healthcare data analysis.

Senior Product Manager will own a product area end-to-end, turning real-time signals into measurable outcomes. Responsibilities include defining hypotheses, running experiments, and collaborating with engineering and design to build solutions. The ideal candidate has experience building products in early-stage environments, strong data fluency, and a focus on customer behavior and decision-making.

Leads the production and oversight of Management information and Monthly Business Review reporting. Provides analysis and commentary on key operational metrics, trends, and emerging risks. Manages business data and supports initiatives to improve data management practices.

Forward Deployed Engineer will design, build, and maintain AI/LLM pipelines, Django REST APIs, and web applications using React. Responsibilities include working with business users to understand workflows, defining KPIs, and presenting outcomes to stakeholders.

UX Writer needed to design user experiences through clear, consistent, and user-centric content. Responsibilities include creating, auditing, and optimizing content across various formats, collaborating with cross-functional teams, and ensuring brand voice consistency. Exceptional writing skills, CMS/CCMS experience, and fluency in English are required.

Lead Software Engineer will design, develop, and mentor engineers on core backend systems. Responsibilities include leading technical projects, driving architectural direction, and ensuring technical excellence. Requires backend engineering experience with Java, system architecture, and distributed systems.

The Technical Helpdesk Specialist provides technical support for EMEA Commercial Cards and "Spring by Citi" products. Responsibilities include resolving client issues, utilizing internal and client-facing systems, and escalating complex issues.

The Core Trade Analyst processes trade transactions accurately and on time, following procedures and service level agreements. This role involves using digital tools, monitoring queues, and escalating exceptions.

Analyze and solve online technical system issues reported by clients. Provide practical solutions and escalate issues when necessary. Support clients with reporting tools and work with teams to prototype innovative solutions.

Mid-level Java Developer to support development of a SaaS platform. Responsibilities include development work, assisting client developers, and resolving critical issues. Requires 2-4 years of Java backend experience, Spring Boot, RESTful API design, and SQL. Must be comfortable working independently during off-standard hours and communicating in English.

Processes payment flows, analyzes data to recommend solutions, and suggests operational improvements. Collaborates on projects, understands operational interdependencies, and assesses risk in business decisions. Requires banking/relevant experience, a bachelor's degree, and strong communication and analytical skills. Must be able to work in a fast-paced environment and across different shifts. SWIFT knowledge is an asset.

Lead QA Engineer to manage and execute quality assurance for an AI-powered platform monitoring CO₂ emissions in the maritime industry. Responsibilities include leading a QA team, developing testing plans, and ensuring the quality of AI-driven solutions throughout the development lifecycle.

Fullstack Python Engineer needed for a remote role at a fast-growing SaaS company. Design, build, and maintain data and core platform functionality across the product stack. Experience with Django, React, and relational databases required.