Modern Languages & Infrastructure at QCon London 2026

At QCon London 2026, discover the emerging trends trends and practices in Modern Languages & Infrastructure directly from the senior practitioners who are defending what's next.

March 16–19, 2026

The QEII Centre, London

Early Bird Deadline February 10th

Conference: £2,490

Secure early bird savings - deadline coming soon!
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Modern Languages & Infrastructure sessions at QCon London 2026

Mar 16

In person only

Unconference: Native Languages

Mar 18

Teaching Your Compiler to Do the Heavy Lifting on Modern CPUs

Details coming soon.

Mar 16

Navigating the Realities of Global Multi-Cloud Resilience

Details coming soon.

Mar 16

Designing Language-Agnostic Plugin Systems With Webassembly and Extism

Imagine a world where anyone could write plugins/extensions in any languages that interop with the application, regardless of your stack. Extism makes that real by using WebAssembly.

Shivay Lamba

Shivay Lamba

Developer Experience Engineer @Qualcomm, Google Summer of Code Admin @Jenkins

Mar 18

Navigating the Edge of Scale and Speed for Physics Discovery

Details coming soon.

Thea  Klaeboe Aarrestad

Thea Klaeboe Aarrestad

Particle Physics and Real-Time ML @CERN @ETH Zürich

Mar 16

A Deterministic Simulation Testing (DST) Journey: From WASM in Go to State Machines in Rust

Deterministic simulation testing finds bugs by exploring random execution paths, injecting failures, and letting you replay any failure with a single starting seed.

Alfonso Subiotto

Alfonso Subiotto

Software Engineer @Polar Signals

Mar 17

Introducing Tansu.io -- Rethinking Kafka for Lean Operations

What if Kafka brokers were ephemeral, stateless and leaderless with durability delegated to a pluggable storage layer?
Peter Morgan

Peter Morgan

Founder @tansu.io

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Explore the schedule

QCon is where you discover what’s next, from the senior practitioners building it. We focus on emerging patterns proven in production, sharing the unfiltered story: the real-world trade-offs, the hard-won lessons, and what it actually took to ship.

Dio Synodinos

President, C4Media (makers of InfoQ and QCon)

Conversations that turn insight into impact

QCon for your team

The scheduled sessions at QCon are the agenda, but the real value is in the unscripted moments: the whiteboard debates in an unconference, the candid advice over coffee, the speaker dinner stories about failures and trade-offs. That's the perspective you can't get from a screen.

Luca Mezzalira,

Principal Solutions Architect, QCon Speaker, O'Reilly Author, YouTuber

QCon QCon for your team

QCon is designed for senior practitioners to move ideas forward and solve problems with peers.

Connect with senior developers who understand your challenges. Whether brainstorming new ideas, exploring learning paths, or engaging in casual conversations, our social events and learning spaces are designed for all interaction styles, helping you leave with fresh insights, new connections, and actionable ideas. See all Social Events See all Peer Sharing activities

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Unlock your potential at QCon London 2026

  • Gain concrete strategies from 75+ hand picked speakers across 15 curated tracks.

  • Real-world talks curated for depth, value, without hidden product pitches.

  • Network with peers at Unconferences, in the 'hallway track', during extended breaks, over lunch, and at conference socials.

  • Gain 12 months on-demand access to session recordings after the conference to continue your learning journey.

We've helped thousands of senior software engineers, software architects and tech leaders adopt the right patterns & practices for over 20 years.
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