20 Best Tech Conferences in Europe in 2025
To succeed in the tech industry, you need to keep learning, network with others, and stay updated on the latest tech trends. There are many conferences in Europe every year, making it hard to choose the right one. To help you, we have put together a list of the best tech conferences in Europe for 2025. These events cater to different professionals, including software engineers, entrepreneurs, and tech leaders. Each event offers opportunities to learn from industry experts, join workshops, and connect with others in the field. You can expect to explore important topics like artificial intelligence, machine learning, cyber security, and digital transformation.
As you look through our recommendations, think about how each conference fits your professional goals. Whether you want to improve your skills, find collaboration opportunities, or learn the latest in the industry, we encourage you to plan this year's conference agenda. Get ready to meet and engage with some of the brightest minds in tech!
1. Mobile World Congress
3-6 March, Barcelona Spain
source: X
MWC Barcelona is the world’s largest and most influential connectivity event, bringing together global leaders from the mobile and technology industries. Held annually in Barcelona, it showcases unique insights and cutting-edge innovations in 5G, AI, IoT, cloud computing, and digital transformation. It is a must-attend gathering for anyone driving or navigating the future of mobile and connectivity.
2. CloudFest
17-20 March, Europa-Park Rust Germany
source: X
CloudFest is not just a tech conference - it's a festival with keynotes, panels, an expo, and many social events. It is the world's leading internet infrastructure event, bringing the global cloud industry together to network, share knowledge, and build partnerships. Located in a European amusement park, CloudFest combines sharing knowledge with fun in person social experiences.
3. Voxxed Days
25 March, Zurich Switzerland
26-27 March, Bucharest Romania
3 April, Amsterdam Netherlands
30 May, Ioannina Greece
19-20 June, Luxembourg
26-27 September, Crete Greece
source: X
Voxxed Days is a series of tech conferences for software developers made by software developers. Tech events let experts share their knowledge about software development, cloud computing, AI, DevOps, and new technologies. When you attend Voxxed Days, you can learn from top speakers, join hands-on workshops, and meet other professionals. The tech conferences cover topics like Java, microservices, front-end and back-end development, cyber security, and tech innovations. You can choose from many locations.
4. Rustikon Conference
26 March, Warsaw Poland
source: X
Join the first Rust conference in Poland and be part of something new and vibrant! In 2025, Rust celebrates its 10th anniversary, making this the perfect moment to connect with the growing Rust community and explore the latest advancements in the language. Expect a developer-friendly atmosphere with ~15 expert talks and workshops.
5. Scalar Conference
27-28 March, Warsaw Poland
source: X
Scalar Conference is one of the leading events in Functional Programming and Scala in Europe, bringing together developers, engineers, and tech enthusiasts passionate about cutting-edge software development. Held in Poland, this two day conference offers a unique opportunity to dive deep into Scala, functional programming, distributed systems, and modern software engineering practices.
6. KubeCon + CloudNativeCon Europe
1-4 April, London United Kingdom
source: X
KubeCon + CloudNativeCon Europe 2025 is a key cloud native conference for developers, software users, and industry leaders. The tech conference features keynotes, technical sessions, and co-located events about the latest in Kubernetes and cloud-native technologies. Attendees can learn, meet experts, and discover new innovations in cloud computing. The event offers hands-on learning, deep technical sessions, and important discussions. It is a great opportunity to collaborate, share knowledge, and advance cloud-native technologies.
7. QCon London
7-10 April, London United Kingdom
source: X
QCon London is an international software development conference designed for senior developers and technical leaders to explore emerging industry trends. By attending, you'll gain insights from early adopter companies and learn how they tackle new challenges and innovations. The event offers a unique opportunity to discover the latest technologies, examine real-world use cases, and adopt best practices from industry experts. Join the QCon London community to stay ahead in the fast-evolving world of software development.
8. Devoxx
10-12 April, Athens Greece
16-18 April, Paris France
7-9 May, London United Kingdom
11-13 June, Cracow Poland
6-10 October, Antwerp Belgium
source: bluesky
Devoxx is a popular series of tech conferences for developers and technology fans. It started in 2001, has grown, and now holds events in countries like Belgium, France, the United Kingdom, Poland, and Greece. The conferences cover many topics, including Java, cloud computing, big data and artificial intelligence. They offer sessions, workshops, and networking opportunities led by the technology experts. Their motto, "Content is King," ensures these events attract renowned speakers and local industry leaders.
9. International JavaScript Conference
12-16 May, London United Kingdom
source: X
The International JavaScript Conference (iJS) London 2025 is a leading event for JavaScript developers, architects, and technology enthusiasts. It features expert-led keynotes, hands-on workshops, and in-depth sessions covering Angular, React, Node.js, Vue.js, and other cutting-edge JavaScript frameworks and technologies. Attendees can participate in person or online, with live-streamed and recorded conference sessions for flexible access.
10. Current
20-21 May, London United Kingdom
source: Current website
Formerly known as Kafka Summit, this two-day conference brings together industry leaders, developers, and data enthusiasts. Participants will explore advances in data streaming technologies like Apache Kafka, Apache Flink, and Apache Iceberg. The event includes keynote speeches, breakout sessions, and an expo hall. Attendees will have the chance to learn, network, and collaborate on innovative data streaming solutions.
11. KotlinConf
21-23 May, Copenhagen Denmark
source: X
KotlinConf is the official Kotlin conference by JetBrains, bringing together developers and industry experts to explore the latest advancements. The event features hands-on workshops, in-depth technical talks, networking opportunities, and a community-driven KotlinConf Party. Attendees gain insights into Kotlin Multiplatform, coroutines, Ktor, and other key technologies from the top professionals in the industry. Whether you're a beginner or an experienced Kotlin developer, KotlinConf offers valuable learning experiences and connections.
12. DevDays Europe
21-23 May, Vilnius Lithuania
source: X
DevDays Europe is a major software development conference for developers, engineers, and tech leaders from around the world. It features tracks on key topics like AI, machine learning, cloud development, cyber security, and software architecture. Attendees can join hands-on workshops and conference sessions led by experts. The tech conference emphasizes innovation and best practices, providing opportunities for learning, networking, and sharing knowledge. Whether you're an experienced professional or a new developer, DevDays Europe offers valuable insights to keep up in the fast-changing tech sector.
13. Dublin Tech Summit
28-29 May, Dublin Ireland
source: X
Dublin Tech Summit is a leading technology conference and expo that brings together global leaders in innovation, technology, and business to shape the future of international trends. The event features expert panels, and networking opportunities, attracting over 10,000 tech enthusiasts and decision-makers each year. The tech conference covers a wide range of themes, including AI, machine learning, cyber security, fintech, and sustainability, providing a platform for startups, established companies, venture capitalists and investors to collaborate and drive technological advancements. As one of Europe's fastest-growing tech events, Tech Summit offers a unique opportunity to engage with industry pioneers and explore the latest developments in technology.
14. Domain Driven Design Europe
2-6 June, Antwerp Belgium
source: bluesky
Domain Driven Design Europe (DDD Europe) is a leading tech conference for software modeling and design. It brings together experts, developers, and architects to talk about software modeling, design strategies, and architecture. The event includes presentations and hands-on labs, giving attendees useful insights and skills. Besides the main conference, DDD offers workshops throughout the year through the DDD Academy, which suits different skill levels and interests. The tech conference encourages community engagement, promoting teamwork and knowledge sharing among industry professionals.
15. South Summit
4-6 June, Madrid Spain
source: X
South Summit Madrid connects ambitious enterprise technology professionals, startups, investors, companies, and institutions. It helps promote entrepreneurship and innovation. The tech event includes expert panels, workshops, and networking. Each year, it attracts over 10,000 tech enthusiasts and decision-makers. Participants can discuss topics like AI, machine learning, big data, cyber security, fintech, and sustainability. This platform allows startups, established companies, and investors to work together and drive tech development. As one of Europe's fastest-growing tech events, South Summit offers a chance to meet industry leaders and learn about the latest technology.
16. TNW Conference
19-20 June, Amsterdam Netherlands
source: X
The Next Web Conference is a top technology event that brings together startups, investors, and industry leaders to showcase new ideas. It features over 150 speakers and 220 exhibitors, attracting more than 4,500 visitors. Attendees can take part in special programs for startups, investors, companies, and government representatives, helping them connect and build partnerships. TNW Conference combines a business setting with an expo and festival vibe, providing a unique opportunity to discover the latest trends in technology and stay updated in a fast-changing industry.
17. European Women in Technology
25-26 June, Amsterdam Netherlands
source: X
European Women in Technology is the biggest transformative event for women in Europe. It brings together over 5,000 professionals, diversity advocates, and change-makers. The conference has more than 150 sessions and workshops led by over 200 speakers. These sessions focus on industry trends, skill development, and career advancement. Attendees can connect with global professionals and leading tech organizations, building valuable relationships and exploring new opportunities. The event stresses the need to understand disruptive technologies and develop talent to succeed in the AI-driven industrial revolution.
18. JavaZone
3-4 September, Lillestrøm Norway
source: X
JavaZone is one of the largest Java conferences in Europe, organized by a non-profit organization. It attracts about 3,500 participants, 200 speakers, and over 50 partners each year, encouraging knowledge-sharing and networking. The event includes presentations, workshops, and discussions about the latest trends in Java and related technologies. This conference offers a great chance for developers and technology providers to connect.
19. AI & Big Data Expo
24-25 September, Amsterdam Netherlands
source: X
AI & Big Data Expo is a leading event showcasing next-generation technologies and strategies in AI and big data. The expo features solution-based case studies, top-level content, live demos, and the latest innovations. Key topics include enterprise AI, machine learning, cyber security, ethical AI, deep learning, data ecosystems, and natural language processing. The tech event attracts a diverse audience from around the world, including CTOs, CIOs, data scientists, developers, and technology providers, offering a platform to explore and discover practical implementations of AI to drive business success.
20. Web Summit
10-13 November, Lisbon Portugal
source: X
Web Summit is one of the largest and best tech conferences in the world. It gathers global leaders, big tech startups, investors, and industry experts. The tech conference includes keynote speeches, panel discussions, and networking opportunities across various topics like AI, fintech, cyber security, marketing, and emerging technologies. It connects tech professionals from different industries to share ideas, showcase innovations, and explore future trends. Web Summit focuses on entrepreneurship and investment, giving startups a chance to gain visibility and meet potential partners. It is essential for anyone wanting to stay updated in the fast-changing tech world.
Summary
Europe hosts some of the best tech conferences in the world. These tech events bring together industry leaders, innovators, and experts who want to learn about the future of technology. You can participate in discussions about AI, cloud computing, cyber security, and software development. There are also engaging workshops and opportunities to network with experts from different businesses. These tech conferences showcase the latest trends and breakthroughs. If you want to improve your skills, build partnerships, or discover innovations, this list of the top European tech conferences in 2025 will help you find the right tech event to advance your career and stay updated in the fast-changing tech world.
Reviewed by: Michał Matłoka