1738 English-speaking jobs in Poznań

Ensures efficiency and quality of AP processes. Performs day-to-day Accounts Payable operations, monitors balance sheet accounts, and posts purchase invoices. Onboards new vendors, manages payment deadlines, and handles vendor and employee queries. Requires a university degree in Accounting, Finance, or related fields and 2+ years of experience in Accounts Payable. Fluent English required.

MailerLite seeks a Data Analyst to deliver ad-hoc and one-time analytical requests for Product and Marketing teams. This role involves analyzing product usage, feature adoption, user behavior, and growth initiatives to improve decision-making.

Java Test Engineer will increase unit and integration test coverage, build and maintain a Testcontainers-based framework, and support refactoring. Requires Java, Spring Boot, JUnit, Mockito, Docker, Azure Cloud services, and CI/CD experience.

AI Software Engineer will design and develop AI-powered applications and services, integrating machine learning models into production software. Experience with Python, LLMs, web frameworks, cloud platforms (GCP), and databases is required.

We are seeking a Senior Data Architect with proven experience in Google Cloud Platform (GCP) services and cloud budgeting. You will design and implement scalable data pipelines and AI/ML solutions using GCP-native tools, ensuring security, reliability, and cost efficiency. Strong understanding of data modeling, data warehousing, and both structured and unstructured data is required. Excellent communication skills and the ability to collaborate with business and technical stakeholders are essential.

QA Engineer will verify software functionality, design test scenarios, execute tests, analyze results, and report bugs. Requires experience with Cypress or Playwright, API testing, Agile methodology, and programming languages like Python or JavaScript.

Experienced Test Architect to design and oversee the quality engineering strategy across the organization. Define testing frameworks, tooling, and standards. Lead research, development, and implementation of automation, DevOps, and CI/CD practices. Mentor engineers and champion a culture of quality.

Support Group Internal Audit in executing the annual Audit Plan, participating in audit engagements, and assisting with fieldwork, documentation, and report preparation.

QA Automation Engineer needed to design, develop, and execute automated test scripts for web applications. Must have experience with Playwright, Cypress, Cucumber, and Agile/Scrum methodologies. Strong analytical and communication skills required.

VAT Compliance Specialist will be responsible for preparing and submitting VAT and other indirect tax filings, performing controls, and maintaining compliance process documents. The role requires 1-2 years of VAT experience, SAP knowledge, and strong analytical and communication skills.

Mechanical Designer needed for projects involving municipal, industrial wastewater treatment plants, and stormwater treatment. Plan and supervise process and mechanical equipment, including pipework, pumps, blowers, and more. Design process systems and collaborate with interdisciplinary teams. Must have a degree in Mechanical or Civil Engineering and 5+ years of experience in project management for wastewater treatment projects. Proficiency in MS Office and AVA cost estimation programs is required.

Designs and operates scalable AI infrastructure for LLM inference, prompt management, and evaluation pipelines. Builds self-service tools and APIs to accelerate AI/ML development cycles. Implements evaluation frameworks and monitoring solutions to improve model performance and cost efficiency. Drives adoption of shared platform services to replace bespoke solutions.

Leads end-to-end delivery of multiple software projects, ensuring scope, timeline, and budget adherence. Manages stakeholders, develops roadmaps, and drives continuous improvement initiatives.

Design, build, and optimize high-availability, high-performance systems handling thousands of requests per minute. Work with a cloud-native environment using Kotlin, Spring, Kafka, and Kubernetes. Join an agile, autonomous team with full ownership of microservices from design to deployment. Tackle complex backend problems powering a massive, real-time marketplace. Focus on online payments, ensuring secure, easy, fast, and convenient payments for buyers and sellers.

Senior Consultant – Power Platform Solution Architect will design and develop business solutions based on the Power Platform. Responsibilities include solution architecture, business analysis, governance, integration, project collaboration, quality assurance, change management, and innovation. Requires strong understanding of Dataverse, Power Apps, Power Automate, and Power BI, Azure services, and Microsoft certifications.

Senior Machine Learning Engineer to build and scale applied machine learning systems for personalization and discovery features. Responsibilities include designing, developing, and deploying recommendation systems, driving architectural and modeling decisions, and mentoring other ML engineers. Requires 5+ years of experience in Machine Learning / Applied Data Science, strong Python skills, and experience with deep learning frameworks (PyTorch or TensorFlow).

Acclaim seeks a WordPress Developer with full-stack skills, including front-end and back-end development. Responsibilities include WordPress maintenance, support, and development of custom websites, plugins, and eCommerce solutions. Must have commercial experience with WordPress, HTML5, CSS3, JavaScript, and Git.

Experienced Snowflake Architect needed to design, implement, and govern secure, scalable Snowflake solutions on Azure. Expertise in data security, AI integration, and IaC (Terraform/Bicep) required.

Senior UX Researcher will lead end-to-end research projects, uncovering user needs and behaviors through qualitative and quantitative methods. This fixed-term role requires experience with user research methodologies, AI research tools, and data synthesis.

Senior Product Security Engineer will advocate for security throughout the product and engineering processes. Responsibilities include defining security expectations, verifying security controls, providing training, identifying security weaknesses, and working with engineering teams to validate security posture. Requires 6 years of experience in Product Security, Application Security, or Secure Software Engineering and expertise in threat modeling, secure design reviews, and code reviews.