freelance python developer

ETL / Data Warehouse Developer (m/w/d) Für ein anspruchsvolles Kundenprojekt im Schweizer Finanzumfeld suchen wir einen erfahrenen ETL / Data Warehouse Developer, der die Weiterentwicklung und den stabilen Betrieb einer Oracle-basierten Data-Warehouse-Plattform unterstützt. Die Position verbindet technische Entwicklungsaufgaben mit Verantwortung für...

Für ein langfristiges Projekt bei unserem Kunden in Bern (mit Remote-Anteil), suchen wir einen Senior Software-Ingenieur (m/w/d) - Python / FastAPI / Kafka.Key FactsStart: 01.11.2026Dauer: Nicht bekanntAuslastung: 100 %Einsatzart:Einsatzort: BernEinsatzland: SchweizIhre AufgabenTechnische Führung eines agilen Entwicklungsteams ohne disziplinarische...

Join a team of cybersecurity professionals and help Swiss Re to fulfil its mission in making the world more resilient. As a Senior Software Developer, you'll own the technical design and implementation of custom components, setup, and configuration of off-the-shelf components and contribute to making the solution end-to-end successful as part of a dedicated...

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology and data driven group implementing a scientific approach to investing. Combining data, research, technology and trading expertise has shaped QRT’s collaborative mindset which enables us...

ppFALU AG in Rüti (ZH) builds and sells swab production machines that run in plants around the world. With FALU PMAS, our cloud based production monitoring and assistance system, every machine reports its state every five seconds. Customers get live dashboards, shift KPIs, downtime analytics and automatic alerts in the browser. The first customer went live...

pFALU AG in Rüti (ZH) builds and sells swab production machines that run in plants around the world. With FALU PMAS, our cloud based production monitoring and assistance system, every machine reports its state every five seconds. Customers get live dashboards, shift KPIs, downtime analytics and automatic alerts in the browser. The first customer went live...

h3Your responsibilities: /h3 ul liDevelopment and long-term maintenance of web-based information systems and hybrid mobile applications for selected clients. /li liHelp define and enforce sound system architecture principles. /li liCoordinate your work with other team members. /li liReview merge requests and help guide the other team members. /li...

ppCurrently, we are seeking a bMean Stack Developer /b to join one of our clients - an international and large dynamic multicultural company. /ph3Responsibilities: /h3pYou will contribute to the development of the website, dashboard, backend, server infrastructure and the API’s for multiple platforms in an agile and test-driven environment. You will...

pBank J. Safra Sarasin is seeking a Senior End-User Computing (EUC) Developer to own the full lifecycle of complex, business-critical EUC applications across all banking divisions. /ppYou will lead projects, design scalable solutions, and integrate AI-driven functionalities into end-user tools. The role requires a university degree and expertise in Python,...

Für ein langfristiges Projekt bei unserem Kunden in Bern (mit Remote-Anteil), suchen wir einen Senior Software-Ingenieur (m/w/d) - Python / FastAPI / Kafka. Key Facts Start: 01.11.2026 Dauer: Nicht bekannt Auslastung: 100 % Einsatzart: Einsatzort: Bern Einsatzland: Schweiz Ihre Aufgaben • Technische Führung eines agilen Entwicklungsteams ohne...

ppDie ONLU AG ist ein innovatives und aufstrebendes Technologieunternehmen mit Sitz in Cham. Wir entwickeln Lösungen für eine Vielzahl von Kunden in verschiedenen Branchen und suchen derzeit einen erfahrenen Fullstack Developer, um unser Team zu erweitern. /ppAls Fullstack Developer bei ONLU werden Sie Teil eines agilen Teams sein und in Zusammenarbeit mit...

As a Software Developer, you will contribute to the upgrade of the CMS data acquisition system for the High-Luminosity LHC. You will design and develop software for FPGA-based electronics platforms, enabling the configuration, control and monitoring of the Trigger and Timing Control and Distribution System (TCDS). Working closely with electronics engineers,...

Qube Research & Technologies inGeneva seeks a senior software developer to design, build, and deploy cloud-native analytics and trading tools. You will craft full-stack solutions with Python backends and React/TypeScript front ends, while advancing research infrastructure, data pipelines, and scalable modelling workflows.The role requires strong Python...

pIvy Partners in Switzerland is seeking a Requirement and Test Engineer to join an agile team focused on safety-critical systems. You will develop and maintain test cases, automate tests with Python, and ensure traceability to system requirements, while translating end-user needs into clear specifications. /ppFluency in English and a proactive, collaborative...

ph3Backend Application Developer (Core Specialist Tier) /h3 pAllps /p h33 years /h3 h312 years /h3 h3Full Time /h3 h3Hybrid /h3 pWorkspace Type /p h3Basel /h3 pLocation /p h3Backend Application Developer – Core Specialist Tier /h3 pbLocation: Basel, Switzerland /bbr/bContract Duration: 3 years, with possible extension /bbr/bExperience Required: 3+ years....

Backend Application Developer – Core Specialist Tier Location: Basel, Switzerland Contract Duration: 3 years, with possible extension Experience Required: 3+ years. Industry Experience: Utilities & Energy (Energie & Wasserversorgung) or Telecommunications or Banking & Financial Services or Information Technology & Services Role Overview We are looking for...

Digital Solutions SA in Switzerland is seeking a skilled Full-Stack Developer to design, build and deploy scalable web apps across the back end and front end. You will work with business teams to convert needs into technical specs and ensure high quality through automated tests and reviews.Ideal candidates have 3+ years in agile development, strong...

ph3Job Description /h3 pAs a Software Developer, you will contribute to the upgrade of the CMS data acquisition system for the High-Luminosity LHC. You will design and develop software for FPGA-based electronics platforms, enabling the configuration, control and monitoring of the Trigger and Timing Control and Distribution System (TCDS). Working closely with...

As a Software Developer, you will contribute to the upgrade of the CMS data acquisition system for the High-Luminosity LHC. You will design and develop software for FPGA-based electronics platforms, enabling the configuration, control and monitoring of the Trigger and Timing Control and Distribution System (TCDS). Working closely with electronics engineers,...

We are Andeo - a Swiss-owned and operated IT company based in Winterthur with many years of experience in the design, programming, and operation of modern web-based applications and mobile apps. Our clients range from small and medium-sized Swiss businesses to large international corporations in a wide variety of industries. Senior Full-Stack Developer -...