48,998+ Senior Full Stack Engineer Pythonreact Jobs in Poland — Top Companies Hiring June 2026

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R&D Specialist / Cost Engineer

At ABB, we help industries outrun - leaner and cleaner. Here, progress is an expectation - for you, your team, and the world. As a global market leader, we’ll give you what you need to make it happen. It won’t always be easy, growing takes grit. But at ABB, you’ll never run alone. Run what runs the world. ...

Internship R&D Test Engineer

At ABB, we help industries outrun - leaner and cleaner. Here, progress is an expectation - for you, your team, and the world. As a global market leader, we’ll give you what you need to make it happen. It won’t always be easy, growing takes grit. But at ABB, you’ll never run alone. Run what runs the world. ...

OT Cybersecurity Engineer (ICS / IACS)

OT Cybersecurity Engineer (ICS / IACS) Location: Krakow, PL Employment type: Employee Place of work: Hybrid Offshore/Onshore: Onshore TechnipFMC is committed to driving real change in the energy industry. Our ambition is to build a sustainable future through relentless innovati ...

Federated Data Platform Security Engineer

Be part of a revolutionary changeAt PMI, we’ve chosen to do something incredible. We’re totally transforming our business and building our future on smoke‑free products with the power to improve the lives of a billion smokers worldwide.With huge changes come huge opportunities. ...

Software Engineer – SIL Infrastructure Development

BorgWarner is a global product leader in delivering innovative and sustainable mobility solutions for the vehicle market. We are a company of innovators and independent thinkers that brings together talented employees, meaningful work and ...

Decommissioning Engineer / Manager, various levels

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and ...

R&D Python Test Engineer

Description :The OpportunityJoin our team to assure quality for Hitachi Energy Mission Critical Communication systems! It is a unique opportunity for you to develop your skills in international, interdisciplinary, talented teams testing reliable network solutio ...

AI Engineer, Assistant Vice President

Think start-up energy, backed by enterprise scale.We are building modern platforms within a global organization—combining the agility, ownership, and engineering freedom of a start-up with the stability and funding of an industry leader. You’ll work in a highly collaborative, international envir ...

Data Science Engineer – pharmaceutical industry

Join our team working on projects of one of the largest pharmaceutical companies in the world and have a real impact on the lives and health of more than 15 million patients! As a Data Science Engineer, you will work closely with AI Scientists and Data Analysts to design, develop, and maintain data p ...

Staff Product Transfer Quality Engineer

Work Flexibility: HybridWe are hiring a Staff Quality Product Transfer Engineer to join our high performing team in a temporary role. There is excellent room for career progression & development for the right candidate.This is a great opportunity for an experienced Quality Engineer to join our team and ...

Escalation Engineer Software Failure Analysis

Job Description You will love this role if you enjoy solving complex problems with a keen eye for spotting patterns! You will become the bridge between our customer-facing support team and the development team and you will quickly become critical to the business.Working alongsid ...

Structural Engineer/ Inżynier/ Inżynierka Konstrukcji

Join Our New Integrated Delivery Solutions team in Kraków!At Amentum, we're not just solving problems — we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and su ...

Electrical Engineer Primary Circuits Design

Job DescriptionDo you thrive in an international team of deeply specialised engineers? Are you excited about participating in some of the largest infrastructure projects in Europe? Do you want to contribute actively to the green transition? Are you an experienced Electrical Engineer withi ...

Software Engineer IV Agentic Workflow

Job Description We are Allvue Systems, the leading provider of software solutions for the Private Capital and Credit markets. Whether a client wants an end-to-end technology suite, or independently focused modules, Allvue helps eliminate the boundaries between systems, information, and p ...

Principal Data Engineer General application

Position Overview We are looking for an experienced Principal Data Engineer to join our growing Global Delivery Team within the Enterprise Customer Success Department. You will improve our data and data pipeline architecture and optimizing data flow and collection for associated teams. Yo ...

Data Science Engineer – pharmaceutical industry

Join our team working on projects of one of the largest pharmaceutical companies in the world and have a real impact on the lives and health of more than 15 million patients! As a Data Science Engineer, you will work closely with AI Scientists and Data Analysts to design, develop, and maintain data p ...

Automation QA Engineer (C# / SQL)

Poszukujemy doświadczonego Testera Automatyzującego, który dołączy do naszego zespołu odpowiedzialnego za zapewnienie najwyższej jakości systemu Comarch ERP XL. W tej roli będziesz odpowiadać głównie za automatyzację testów (ok. 70% czasu pracy) oraz testy manualne (ok. 30% czasu pracy) naszej a ...

Forward AI Deployment Engineer (FDE)

Job DescriptionCollaborate directly with customers, providing strategic guidance and technical expertise.Own the vision for AI operations implementation, building end-to-end workflows and taking them to production.Translate complex business challenges into actionable technical ...

Network Engineer in Solution Test

Job DescriptionWho You'll Work WithThe key role of the Solution test group is to ensure the quality of Arista’s products through System test type testing of large, complex and feature rich end-to-end environments focusing on key technologies as well as emulating Arista’s mos ...

AI Infrastructure & Platform Operations Engineer

Job DescriptionWe are building a European AI Infrastructure & Platform Operations team responsible for operating large-scale AI infrastructure environments powered by NVIDIA GPUs, high-performance networking, Kubernetes, and next-generation platform technologies.T ...

Electrical Engineer Primary Circuits Design

Job DescriptionDo you thrive in an international team of deeply specialised engineers? Are you excited about participating in some of the largest infrastructure projects in Europe? Do you want to contribute actively to the green transition? Are you an experienced Electrical Engineer withi ...

System Engineer Feature Owner ADAS

 At Infotree, meeting your career needs is a top priority. Client satisfaction is largely dependent on the resources we can provide, and we take pride in our delivery. We have a supportive team in place to give quality people a chance to grow and challenge themselves in their roles which has resul ...

AI First Backend Software Engineer

W tworzymy globalne platformy komunikacyjne w chmurze (CPaaS), które umożliwiają firmom budowanie i rozwijanie trwałych relacji z odbiorcami za pośrednictwem wielu kanałów komunikacji. Nasze rozwiązania pomagają kl ...

Freelance Data Scraping Engineer (Python)

Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows within our hybrid AI + human system. In this role, as an AI Pilot – that’s how we refer to this role at Mindrift – you’ll collaborate with Tend ...

Network Engineer (Regular / Mid Level)

Job DescriptionAs part of the Global Network Team, you will design, deploy, and support the network infrastructure that powers the O-I manufacturing and office environments worldwide. Your responsibilities will include maintaining LAN, wireless, voice, SD-WAN, and SASE solutions, contribu ...

Electrical Engineer Overhead Line Deisgner

Job DescriptionDo you thrive in an international team of deeply specialised engineers? Are you excited about participating in some of the largest infrastructure projects in Europe? Do you want to contribute actively to the green transition? Are you an experienced Electrical Engineer withi ...

Electrical Engineer LV Installations Design

Job DescriptionDo you thrive in an international team of deeply specialised engineers? Are you excited about participating in some of the largest infrastructure projects in Europe? Do you want to contribute actively to the green transition? Are you an electrical engineer with LV Installat ...

Principal Data Engineer General application

Position Overview We are looking for an experienced Principal Data Engineer to join our growing Global Delivery Team within the Enterprise Customer Success Department. You will improve our data and data pipeline architecture and optimizing data flow and collection for associated teams. Yo ...

Middle Data Engineer (Azure Databricks)

Job DescriptionWe are looking for a Middle Data Engineer specialized in Azure Databricks to join our data platform team.The candidate will design and develop modern data pipelines and Lakehouse architectures, leveraging Azure Databricks, Spark, and Azure Data Factor ...

L2 IT Support Engineer KRK

We are looking for an IT Support Engineer (L2 level) in Kraków!Excis is a global leader in IT support, driven by innovation and collaboration. We are seeking a proactive Level 2 IT Support Engineer to manage hardware, software, and IT assets across multiple locations. Join us and start a rewarding ...

C++ Software Engineer (XIP & ACE)

About Grass Valley?With our award-winning technology and trusted expertise, Grass Valley enables and empowers creators, broadcasters and media organizations to produce brilliant content that captivates audiences and connects people through the magic of media. As the industry’s R&D powerhouse, we ...

Data Science Engineer – pharmaceutical industry

Join our team working on projects of one of the largest pharmaceutical companies in the world and have a real impact on the lives and health of more than 15 million patients! As a Data Science Engineer, you will work closely with AI Scientists and Data Analysts to design, develop, and maintain data p ...

Industrial Engineer Associate (F/M)

<p><div><strong>P&E Specialist - Associate<br />Location: Poland</strong></div><div><div><div><div><div><div><div><div><div><p></p><p><strong>Your responsibilities will be mainly focused on:</ ...

Freelance Data Scraping Engineer (Python)

Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows within our hybrid AI + human system. In this role, as an AI Pilot – that’s how we refer to this role at Mindrift – you’ll collaborate with Tend ...

IT Project and Requirements Engineer

Your tasks We are currently looking for experienced IT Project and Requirements Engineer. This position is responsible for leading and coordinating IT projects from initiation to closure, ensuring timely delivery within scope and budget. Additionally, the role includes developing p ...

Data Platform Engineer/Lakehouse Architecture

 At Infotree, meeting your career needs is a top priority. Client satisfaction is largely dependent on the resources we can provide, and we take pride in our delivery. We have a supportive team in place to give quality people a chance to grow and challenge themselves in their roles which has resul ...

Founder Web Development Venture

IBMC is assisting our client in seeking a Founder to take full operational and strategic ownership of a web development business with existing revenue and transform it into a scalable, independent company.This is not a freelance role and not</s ...

Commercial Lead & Market Access Operations

Location: PolandRegion Covered: Poland, Baltics & NordicsIndustry: Pharmaceutical / BiosimilarsWe are supporting our client in the appointment of a Commercial Lead & Market Access Operations professional to drive the continued growth of their biosimilars portfolio across ...

Senior Test Automation (Tosca / UFT)

Dla jednego z dużych klientów poszukujemy osoby do roli:Senior Test Automation! Warunki zaangażowania:Lokalizacja: 100% zdalnieStart: ASAP (akceptujemy kandydatury z max 1msc okres ...

Senior Technical Program Manager ID70121

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Wor ...

Senior Consultant D365 F&O

Internal IT ERP realizuje projekty rozwoju i wsparcia systemów ERP AX oraz D365 F&O. Opiekuje procesy finansowo-administracyjne w naszej Spółce Sii Polska, oraz w spółkach powiązanych. Zespół Internal IT obsługuje procesy zarządzania zasobami ludzkimi i projektami, a także procesy handlowe, logistyczne, księ ...

ENTITY ACCOUNTING & REPORTING SENIOR SPECIALIST

We are JTI, Japan Tobacco International, and we are present in 130 countries. We have spent years innovating, creating new and better products for the consumers to choose from . This is our business. But not only. Our business is our people. Their talent. Their potential. We believe that when they ar ...

Senior Consultant – Life Sciences & Healthcare

Senior Consultant – Life Sciences & Healthcare In Poland - Warsaw Ourclients in Healthcare & Life Sciences are world leading companies ...

Regulatory Affairs Senior Scientist I

Description Are You Ready to Make It Happen at Mondelēz International?Join our Mission to Lead the Future of Snacking. Make It With Pride.You execute the regulatory affairs strategy for your respective categories and geographical area using your technical and r ...

Senior FP&A Analyst

Own and drive global and regional budgeting, forecasting and long‑range planning processes, ensuring high‑quality inputs, robust assumptions and timely delivery.Lead consolidation of financial plans across multiple business units, ensuring consistency, governance and accuracy of data wit ...

Senior Algorithm Developer (Java/Kotlin)

Tasks: Developing applications for automated pricing and office design automation. Occasionally: Creating a backend application using Azure Function (Kotlin) and MongoDB. Requirements: Analytical thinking and a willingness to solve cha ...

Senior Consultant D365 F&O

Internal IT ERP realizuje projekty rozwoju i wsparcia systemów ERP AX oraz D365 F&O. Opiekuje procesy finansowo-administracyjne w naszej Spółce Sii Polska, oraz w spółkach powiązanych. Zespół Internal IT obsługuje procesy zarządzania zasobami ludzkimi i projektami, a także procesy handlowe, logistyczne, księ ...

Senior Consultant – Life Sciences & Healthcare

Senior Consultant – Life Sciences & Healthcare In Poland - Warsaw Ourclients in Healthcare & Life Sciences are world leading companies and keyinnovators in the pharma, biotech, healthcare technology, diagnostics, healthIT and consumer health space. This is a ...

Senior Manager, Clinical Data Management

**Working with Us**Challenging. Meaningful. Life-changing. Those aren’t words that are usually associated with a job. But working at Bristol Myers Squibb is anything but usual. Here, uniquely interesting work happens every day, in every department. From optimizing a production line to the latest breakthrough ...

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    Senior Full Stack Engineer Pythonreact Jobs in Poland Job Search Guide, Trends and Insights