LDX3 London video hub
All the videos from our London events
LDX3 London 2026 videos
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30 to 70 PRs a day: How we managed to not wreck our systems
In this talk, you’ll learn about ways to improve your DORA metrics to become an elite-performing team that can effectively leverage AI-assisted development, and how benefits compound exponentially from adopting the interlocking modern developer productivity and platform engineering stack.
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Things fall apart – Architecture to avoid progressive collapse
How to design systems so small failures stay contained, preventing cascading outages and large-scale architectural collapse.
New York • September 15-16, 2026
Full LDX3 lineup is here 🙌
The festival for modern engineering leadership
New York • September 15 & 16, 2026
Videos from previous years of LeadDev London
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In partnership with VercelHow to maintain a codebase – when everyone can code
Learn how to maintain platform performance with machine-first observability, enabling AI agents to monitor and repair production systems.
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Navigating LLM Deployment: Tips, tricks, and techniques
Unlock best practices for deploying self-hosted LLMs—optimize performance, ensure reliability, and tackle real-world challenges in critical industries
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Organizational evolution: From products to user needs
A practical guide to evolving an engineering organization from functional to product-based to user-centric – rooted in real experiences at Flo Health.
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One does not simply… rebuild a product
Get hard-won insights from Culture Amp’s bold rebuild—reviving legacy systems while elevating engineering standards and enabling future growth
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I’m 83% confident this’ll be useful
Utilizing research by professional poker player Annie Duke, we’ll explore how to better understand the ambiguity that exists in estimations engineers provide. Doing so will allow your teams to better deliver, with more accurate estimates.
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Everything you always wanted to know about game engines
Learn how to leverage game engines like Unity and Unreal to accelerate innovation in AI, robotics, simulation, and beyond
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A quick tour of delivery management (and why it matters)
What senior leaders mean by “delivery management,” why it matters, and how to improve it with practical tools and techniques.
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From autocomplete to agents: AI coding assistance state of play
Everybody wants high reliability, but the path isn’t exactly clear. This talk is for people who need to know what works and what doesn’t.
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Y2K: The bug that didn’t bite
Unearthing the lessons of Y2K to avoid future coding catastrophes and build more sustainable software.
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How to zoom out (and when to stop)
A practical guide for engineers and new engineering leaders on expanding their scope effectively, recognizing when to change their perspective, and maintaining the right balance between strategic thinking and technical depth.
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Dressing to the 9s
Everybody wants high reliability, but the path isn’t exactly clear. This talk is for people who need to know what works and what doesn’t.
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Going all-in on data products
Explore how a development team fully embraced building a data product alongside their new operational product.
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Getting excited about maintaining legacy systems
Learn how maintaining legacy systems builds real-world skills in debugging, system thinking, and mentoring others effectively.
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Documentation and AI: How to write right now
Think AI can handle your documentation? Sometimes. This talk breaks down where it helps, where it doesn’t, and what still needs the human touch.
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A safe place to land: Practical (and hyper-scale tested) advice for technical decision-making while evolving systems in place
Practical strategies for evolving systems at hyperscale while balancing innovation, stability, and reliability – featuring real-world insights from Fastly.
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In partnership with EppoFrom 0 to 10,000 experiments
Transform your team into a learning engine with experimentation, feature flags, and safer, insight-driven deployments at scale.
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Accessibility needs better marketing
Web accessibility is seen as a chore, something to suffer through. This view ignores the needs of people with disabilities and diminishes their worth as humans and worthy customers. How do we change the process?
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In praise of “normal engineers”
Why building an engineering org that enables “normal” engineers to thrive is a bigger advantage than chasing top talent.
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Fast, informed, impactful: How to master decision-making
Master the art of efficient decision-making and turn slow, ineffective engineering decisions into a powerful competitive advantage.
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Were our values a lie? Leading teams through diversity’s collapse
As industry shifts impact diversity, leaders must stay true to their values. This talk provides strategies to uphold your principles, build resilience, and foster inclusivity and trust, even when the company no longer prioritizes them.
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So you want to hire engineering force multipliers?
10x engineers, platform engineering, infrastructure, DevEx… What do they have in common?
They’re hard to hire, easily burned out, difficult to grow, and likely to fail. Let’s talk about how to do it right.
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In partnership with PostmanHuman-first leadership, AI-powered
Discover how AI can free engineering leaders to focus on people, not process – driving innovation without losing the human core.
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What’s my job again? Developing self-management
Discover how self-management helps you define your role, lead effectively, and manage energy as a leadership constraint.
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Beyond “try harder”: Effective strategies to tackle bugs
“Just try harder” isn’t a strategy. Learn three proven approaches – monitoring bugs, managing legacy systems, and optimizing feedback loops – that empower teams to deliver better software.