Senior Python Developer w Warszawa, Polska is listed on Jobeax. Browse 120,000+ vacancies available.
About the Role We are seeking an experienced Python Developer to join our technology team and contribute to building robust, data-driven applications that support key financial processes. In this role, you will develop backend systems that enhance the efficiency, reliability, and scalability of financial operations. This position offers the opportunity to work with modern technologies and frameworks, including cloud-based containerization, real-time data pipelines using Kafka, Python programming, and automated CI/CD workflows. You will collaborate with cross-functional teams to deliver high-quality solutions in a dynamic and innovative environment. Main Responsibilities Develop and maintain backend Python applications that support financial workflows and operations. Create systems for cash management, liquidity tracking, and financial reporting, ensuring accuracy and resilience. Work closely with colleagues to gather requirements and design scalable, performant solutions. Optimize application performance and implement efficient, maintainable code. Participate in all stages of the software development lifecycle, from design and implementation to testing, deployment, and validation. Integrate backend services with APIs and front-end applications when necessary. Document technical processes, solutions, and workflows in a clear and structured manner. Required Qualifications 4+ years of professional experience as a backend developer using Python. Bachelor’s degree in Computer Science, Engineering, or a related field. Experience with AWS Proven experience designing and implementing backend systems from architecture to production. Strong skills in code optimization, performance tuning, and relational database design (MSSQL preferred). Solid understanding of authentication, API integration, build processes, testing, and state management. Experience with source control tools (Git preferred). Excellent analytical, problem-solving, and communication skills. Self-motivated, proactive, and eager to learn new technologies. Nice to have Knowledge of front-end technologies such as JavaScript and React. Experience developing RESTful APIs. Familiarity with PostgreSQL or other relational database systems. Previous experience in the financial sector or with financial software applications.
We are seeking a Senior 3rd Line / Software Maintenance Engineer to join our global Cloud Hosting team, working on Cloud Infrastructure Engineering Platforms and Interfaces that enable streamlined application and service development. In this dev+ops-style organization practicing "you build it, you run it," you will collaborate ...
We are seeking a Senior 3rd Line / Software Maintenance Engineer to join our global Cloud Hosting team, working on Cloud Infrastructure Engineering Platforms and Interfaces that enable streamlined application and service development. In this dev+ops-style organization practicing "you build it, you run it," you will collaborate ...
... multimodal models into scalable products. Develop and maintain both frontend interfaces (React, https://jobeax.com/link/Z30sZYC3jcRenVso, etc.) and backend systems (Python, https://jobeax.com/link/JSd7UYCSg572jJDY, or similar) that power GenAI features. Implement AI-driven workflows — including prompt orchestration, RAG pipelines, ...
We are seeking an experienced Senior AWS Cloud Cost Optimization Specialist for our customer to lead initiatives that improve cloud cost efficiency, financial governance, and resource optimization across the AWS environment. This role combines deep AWS technical expertise with FinOps best practices to help engineering teams ...
We are seeking an experienced Senior AWS Cloud Cost Optimization Specialist for our customer to lead initiatives that improve cloud cost efficiency, financial governance, and resource optimization across the AWS environment. This role combines deep AWS technical expertise with FinOps best practices to help engineering teams ...
We are seeking an experienced Senior AWS Cloud Cost Optimization Specialist for our customer to lead initiatives that improve cloud cost efficiency, financial governance, and resource optimization across the AWS environment. This role combines deep AWS technical expertise with FinOps best practices to help engineering teams ...
... the ability to design, build, and maintain risk datasets, dashboards, and reports that provide actionable insights. Nice-to-have: -Knowledge of Data Science, Python, AirFlow, GIT, Tableau and AI Agents is a plus. What we offer: -Fixed-term employment contract for substitution (maternity cover) - Flexible working hours in ...
... and shared ownership. Leveraging AI tools in day-to-day work to enhance productivity and output quality. What We're Looking For 2+ years of experience as a Python Engineer in a commercial environment. Strong proficiency in Python and FastAPI (or comparable async frameworks). Hands-on experience with PostgreSQL - schema ...
... nas liczyć. Każdy pracownik przychodzi do nas po to aby się rozwijać. Interesuje nas Twój rozwój, bo z tego czerpiemy satysfakcję, a nasi klienci korzyści. Senior Java Developer / Developerka Miejsce pracy: Warszawa -hybrydowo Jeżeli: Masz ponad 5 lat doświadczenia w Javie, Spring i SQL oraz minimum 3 lata z Kafką. Znasz ...
Senior Data Quality Engineer, SDET with Databricks and Microsoft Fabric Miejsce pracy: Warszawa Technologies we use Expected - Python - SQL - Azure DevOps Optional - Azure DevOps About the project The project migrates data and reporting from a legacy estate onto a modern platform built on Databricks and Microsoft Fabric. ...
... at discounted prices Who are we? Kodland is a digital platform that connects tutors with children and young people around the world. If you are proficient in Python and enjoy sharing your knowledge with children, we are currently looking for Python Tutors to join our fast-growing team! Important: This is a remote position, ...
... biznesowych (RPA). Tworzenie integracji z systemami wewnętrznymi oraz automatyzacja aplikacji webowych i desktopowych. Rozwój narzędzi i komponentów w języku Python wspierających automatyzację procesów. Współpraca z analitykami biznesowymi, deweloperami RPA i zespołami IT przy wdrażaniu rozwiązań automatyzacyjnych. Utrzymanie, ...
... to Software Engineers - gaining a holistic view of the product lifecycle and developing a uniquely broad range of professional skills. Job Description: As a Senior Product Analyst, you will work on strategic analyzes creating directions for the development of our products and assessing the impact of initiatives on the organization's ...
Expected, Python, CPI, GitHub, AWS tools, Databricks Operating system, Windows About the project, Due to the development of John Deere Business Service Center, we are currently seeking candidates for the position of:, , Python Software Engineer - IT Payroll Integrations Your responsibilities, Design and implement solutions ...
... PySpark) on massive and complex datasets. Or you may be somewhere in-between. Either way you are the kind of person we want to speak to. So, if you are an awesome Python developer, if you know about derivative risk; if you’re a Java or Scala developer who’d like an opportunity to learn some Python then we would love to hear from ...
Szukamy doświadczonej osoby na stanowisko Python Automation Tester, która dołączy do zespołu skupiającego się na rozwoju oprogramowania dla systemów kontroli i funkcji HMI w produktach takich jak pompy ciepła i kotły. Będziesz pracować w zespole odpowiedzialnym za dostarczanie rozwiązań skoncentrowanych na kliencie poprzez ...
... way - from high potential programs and sustainability certifications to embracing diversity - we’re moving towards the same goal. Better food. Brighter future Senior Developer Are you an enthusiastic problem-solver with a strong background in BTP development and a deep commitment to creating better food? Do you thrive in ...
Explore future opportunities in the Python field with Idego! Are you passionate about data but haven't found the perfect role yet? Don't miss out on future opportunities at Idego Group! We invite you to submit your CV, even if our current openings don't perfectly align with your skills and experience. We're ...
... experience in QA automation teams and strong experience with Big Data testing and distributed data validation. The role combines hands-on automation expertise in Python with team leadership, ensuring high-quality delivery across complex enterprise applications, APIs, and Big Data systems. Responsibilities Lead the QA automation ...
... Amplitude, Mixpanel, Google Analytics, or similar Ability to structure ambiguous problems and define meaningful metrics Experience with experimentation (A/B testing) Python, SQL or similar data querying skills Experience in complex or enterprise environments What You'll love about working here Well-being culture: medical care with ...