Top Developer Conferences in Europe 2025
| Event | Description | Date – Location |
|---|---|---|
| BASTA! Spring | BASTA! Spring is the premier conference for .NET developers, offering in-depth sessions on C#, cloud, and software architecture. Attendees can connect with experts and explore new tools and techniques for the .NET ecosystem. Twitter / LinkedIn Categories: Developer, Tech | Mar 3-7, 2025 Frankfurt, Germany + Online |
| Flutter Heroes | Flutter Heroes is a developer-focused conference celebrating the Flutter framework’s power and versatility. It will feature hands-on workshops, expert talks, and a vibrant community in Italy. Twitter / LinkedIn Categories: Developer, Tech | Mar 12, 2025 Turin, Italy |
| International JavaScript Conference | International JavaScript Conference focuses on JavaScript, covering frameworks, performance, and coding best practices. It’s ideal for developers building dynamic web applications. Twitter / LinkedIn / Facebook Speakers Categories: Angular, Developer, Javascript, Typescript, Tech | May 12-15, 2025 London, UK + Online |
| React Summit | React Summit is a premier event for React developers, featuring sessions on frameworks, tools, and best practices. Connect with experts to deepen your knowledge of React. Categories: Developer, Javascript, React, Typescript, Tech | Jun 13-17, 2025 Amsterdam, Netherlands + Online |
| LeadDev | LeadDev is an essential conference for engineering leaders, covering team management, career growth, and tech trends. It’s ideal for those navigating the challenges of modern tech leadership. Twitter / LinkedIn Categories: Developer, Tech | Jun 16-17, 2025 London, UK |
| WeAreDevelopers World Congress | WeAreDevelopers World Congress gathers developers to explore the latest in coding, AI, and software development. It’s a top event for developers eager to expand their expertise. LinkedIn / Facebook Speakers Categories: Developer, Mobile app, Tech | Jul 9-11, 2025 Berlin, Germany |
| Open Source Summit | Open Source Summit is the key event for open-source developers, featuring talks on innovation, collaboration, and software advancements. It’s a gathering point for those shaping the open-source landscape. Twitter / LinkedIn / Facebook Speakers Categories: Developer, Tech | Aug 25-27, 2025 Amsterdam, Netherlands |
| Big Data Conference Europe | Big Data Conference Europe gathers data experts to explore AI, machine learning, and analytics. It’s perfect for those driving data-driven innovation in their organizations. Categories: AI, Data science, Developer, Tech | Nov 18-21, 2025 Vilnius, Lithuania + Online |
FAQs
Which cities host the most developer conferences?
London, Berlin, Amsterdam, and Barcelona are key cities for developer conferences due to their thriving tech ecosystems and strong developer communities.
What topics do these conferences usually cover?
European developer conferences focus on programming languages, cloud platforms, DevOps practices, artificial intelligence, cybersecurity, and advancements in open-source technologies.
What is the average cost of attending a developer conference?
Attendance fees typically range from €300 to €1,500, depending on the event’s scale and reputation. Travel and accommodation expenses vary by city.
What are some notable speakers who frequently present at developer conferences?
Prominent speakers include tech leaders like Martin Fowler and Brendan Eich and executives from companies like GitHub, Google, and Microsoft, who share insights into innovative tools and programming trends.
