senior python developer

Trabsky is looking for a Python Developer in Warsaw, Poland to contribute to the development of web and mobile applications. You will play a vital role in developing backend solutions, ensuring application performance and security while collaborating with UI/UX Designers and Front-end Developers.The ideal candidate should have basic Python knowledge and...

Job Location: Lodz, Katowice Location Flexibility: Multiple Locations in Country Req Id: 8517 Posting Start Date: 6/25/26 Looking for new challenges? At Fujitsu, we believe work should empower you – not just professionally, but personally. Whether you're solving global challenges or improving your community, you’ll have the tools, support, and freedom to...

Sieć Badawcza Łukasiewicz - Instytut Przemysłu Organicznego w Katowicach poszukuje Backend Developera Python, który dołączy do zespołu zajmującego się usługami w systemie medycznym. Wymagana jest wiedza z zakresu Python 3.x oraz doświadczenie w pracy z dużymi systemami informatycznymi.Oferujemy elastyczne godziny pracy, prywatną opiekę...

StratsLab in Warsaw is looking for an experienced Python developer to design and test front-office components in a high-frequency trading environment. The ideal candidate should have strong Python skills, with a firm grasp of data structures and algorithms, alongside experience in SQL and NoSQL databases.This role offers compensation based on skill level and...

Middle Python Developer (k/m) Miejsce pracy: Poznań Technologie, których używamy Wymagane PythonSQLMicrosoft SQL ServerDocker Mile widziane scikit-learnPandasnumpyLightGBMXGboost O projekcie Szukamy osoby do zespołu, który realnie łączy data science, inżynierię oprogramowania i wdrożenia biznesowe. Pracujemy nad rozwiązaniami, które mają...

Job Location: Katowice, Łódź. Location flexibility: multiple locations in country. About the Role Highly skilled and experienced Lead Developer with a strong background in building scalable, secure, and high‑performance backend systems. Known for exceptional problem‑solving skills, ownership mindset, and a collaborative approach that strengthens team...

Project Description: The project is part of the Credit, Asset-backed & Securitized Products (CASP) division of an investment bank, focusing on platforms that support securitization and structured finance products. The current primary objective is migrating existing on-premise systems to a modern Microsoft Azure cloud environment, transforming legacy...

As a Senior Python Engineer you will be responsible for building and deploying applications using standard build tools. On a daily basis you will work in Scrum, advise best solutions to client, create documentation of the work done and report directly to Team Leader. We offer - Working in a highly experienced and dedicated team - Benefit package that can...

As a Senior Python Engineer you will be responsible for building and deploying applications using standard build tools. On a daily basis you will work in Scrum, advise best solutions to client, create documentation of the work done and report directly to Team Leader. We offer - Working in a highly experienced and dedicated team - Benefit package that can...

Your role You will play a key role in designing and delivering scalable Python-based solutions in cloud environments. Working with international teams, you will contribute to complex software systems, support AI and GenAI initiatives, and influence technical standards across projects. You can expect a role with real impact, combining hands‑on development,...

Fliff unpacks sports gaming into social, free-to-play games for all types of sports fans. We’ve built a social sports gaming experience that allows users to compete for leaderboard positioning, to achieve badges and build their status within the game. We are pioneering play‑for‑fun sports gaming, with our flagship social sportsbook experience that...

Senior AWS Python Engineer Date: May 27, 2026 Location: Kraków, PL, 30-302 Working place: Hybrid Type of contract: Employment contract Salary range: 15 900 - 24 300 PLN gross/month What will you do? You will join the Global Cloud Services AWS Adoption team and support project teams across the world in adopting cloud services as part of a Cloud First...

Helprise is an organization that combines global reach with local talent. We work for companies that value quality, partnership, and responsibility, creating teams that really work. By precisely matching skills and business needs, we connect specialists with projects where their knowledge has a real impact. By joining us, you become part of an environment...

OneOcean Group is seeking a Software Developer in Poland for a fixed term contract to help shape next-generation maritime software. You will be responsible for developing high-performance applications in mission-critical environments, collaborating with cross-functional teams to ensure quality and delivery of new features.The ideal candidate has over 4 years...

An international consulting group based in Warsaw is seeking a skilled Developer to join their team. The role involves facilitating discussions, designing software solutions, and creating best practices for development in a hybrid working environment. Candidates should have a Bachelor's degree in Computer Engineering, at least 5 years of experience, and...

Cyfrowy Polsat S.A. dołącza do Działu R&D, aby rozwijać analityczne i backendowe rozwiązania dla lidera rynku telewizji online w Polsce. Praca w zespole programistycznym z code review i metodykami Agile.Zakres obejmuje tworzenie wydajnych systemów do przetwarzania danych, backendowe usługi i pipeline'y, a także współpracę przy architekturze....

This is an exciting entry-level opportunity for an ambitious and technically curious developer to grow within a dynamic financial environment.As Python Full Stack Developer (Treasury Transformation) Analyst within the Treasury and Execution Middle Office team you will work alongside experienced engineers and business partners to build automation solutions...

EventMasters Toruń poszukuje Programisty Python dla zespołu w Kaliszu. Do zadań należy tworzenie i rozwijanie aplikacji webowych oraz współpraca z zespołem projektowym. Oferta przewiduje elastyczny tryb pracy zdalnej oraz atrakcyjne wynagrodzenie w wysokości 10 000 - 15 000 zł.Wymagane jest minimum 3-letnie doświadczenie w Pythonie, znajomość...

Key Responsibilities Design, develop, and maintain scalable backend services and APIs using Python. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, maintainable, and efficient code. Implement and manage database solutions, ensuring data integrity and performance. Participate in code reviews and contribute to...

Rozwój, wsparcie i utrzymanie platformy self-service dla klienta działającego międzynarodowo.Projekt koncentruje się na zwiększeniu liczby klientów obsługiwanych poprzez samoobsługowy portal dostępny w wielu krajach.Senior .NET DeveloperTwój zakres obowiązków Rozwój nowych...