LDX3 London video hub
All the videos from our London events
LDX3 London 2025 videos
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Lost and alone over the Pacific
On December 22, 1978, veteran US Navy pilot Jay Prochnow found himself lost over the Pacific after a navigation failure during a solo ferry flight. With no land in sight and nightfall approaching, he had to find a way to survive. This is the story of how he navigated out of the crisis – and what we can learn from his experience.
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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.
Berlin • November 3 & 4, 2025
Emma Bostian, Bruce Wang and James Stanier confirmed 🙌
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From dashboard soup to observability lasagna: Building better layers
Transform chaotic dashboards into a layered observability strategy that improves reliability, streamlines incidents, and builds real on-call confidence
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Building scalable systems in a complex compliance world
Gain actionable insights to build scalable, compliant systems that adapt to evolving regulations while maintaining engineering speed and agility
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Being secure by design: Engineer-led security
This talk shares how the secure-enough software challenge can be solved by building an engineer-led security culture, leading to a culture of collaboration and confidence in good security choices.
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The creative technologist
Learn how to build a creative practice to help you become a more creative leader.
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Using postmortems to break out of infinite loops
Our experience is our best resource when it comes to incident prevention, so why are we so resistant to learning from our past mistakes?
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Growing pains: Scaling and re-architecting systems under fire
Explore how stakeholder buy-in can make or break your system re-architecture during high-pressure scaling challenges.
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FORTRAN’s AI Playbook: Leadership lessons from history
Learn proven leadership strategies from FORTRAN’s history to successfully adopt AI, upskill teams, and drive lasting transformation at scale
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From monitoring to mastery: Building an observability-driven culture
This talk explores how Phorest shifted to an observability-driven culture by aligning technical vision with customer pain, empowering teams through proactive ownership, and embedding observability into software practices to enhance customer trust.
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Escaping the rewrite trap
Gain practical frameworks to assess rewrites vs. evolution, plan successful migrations, and align teams and stakeholders without losing momentum.
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Technical Steering Groups: Balancing autonomy, technical alignment, and speed through strategic collaboration
Learn how technical steering groups drive technical alignment while fostering ownership – balancing autonomy and collaboration to fuel speed, innovation, and impactful decision-making across teams.
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10 things nobody tells you about OKRs
OKRs are a simple – and useful – sounding idea, but in practice, there are all kinds of troubles people get bogged down in. Here are ten, rarely mentioned, things that can help.
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Honey, I shrunk the bill!
Learn proven strategies to reduce cloud spend by improving visibility, auditing usage, and optimizing data and microservices infrastructure for efficiency
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Becoming an AI Engineering company
Learn how to operationalize AI across your organization to drive innovation, improve efficiency, and stay ahead in a competitive market
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The million dollar bug: Quality leadership lessons from costly failures
CrowdStrike lost $5.4B, Sonos stumbled into a $500M crisis – and they’re not alone. Learn battle-tested leadership strategies to protect your organization from quality catastrophes that can shake your business to its core.
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Optimization of mobile development strategy for maximum business impact
Learn how to optimize mobile strategy—tech choices, team structure, and processes—for faster delivery, scalability, and measurable business results
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Theory to action: Architecting and implementing your team operating system
Learn the theory behind the operating systems of high-performing engineering teams. Leave with a practical idea of how to design a flexible team operating system with rhythms, tools, and feedback loops for your team.
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Tracking repository health at scale
Discover how data-driven repository health tracking improves visibility, drives behavior change, and aligns engineering efforts with long-term business goals.
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How Monzo tolerates full cloud outages
Learn how Monzo built a fully independent backup bank to ensure 24/7 reliability—even during full cloud outages
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Becoming AI engineers
Discover how to build reliable, high-impact AI features—tools, patterns, and team practices that make AI integration truly transformative
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Effortless execution: Designing processes that don’t need babysitting
Learn how to maintain platform performance with machine-first observability, enabling AI agents to monitor and repair production systems.
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Monolith-ifying perfectly good microservices
Learn why consolidating microservices into a Rails monolith boosted performance, reduced complexity, and helped Intercom scale more efficiently
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How to make the perfect decision
Master decision-making in software architecture with frameworks that drive alignment, reduce risk, and deliver meaningful, context-aware outcomes
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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.
The conference for engineering leaders shaping the future of software
Berlin • November 3 & 4, 2025
Videos from previous years of LeadDev London
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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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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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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.
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Neurodiversity: From struggles to solutions, tips for leading a team
Offering practical tips for leading neurodiverse teams. Whether you’re neurodiverse or neurotypical – helping you to lead with confidence and support your colleagues to create a more inclusive environment.
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Debugging the most critical relationship in your work life: How to work better with an imperfect boss
Many bosses, despite their best efforts, struggle with communication, delegation, and career support for their teams. This talk explores how to navigate the complexities of working with your boss, balancing honesty with career impact, and building a more effective partnership.
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Metrics, KPIs & Developer Experience: Rethinking measurement for high-performing teams
This talk challenges traditional engineering metrics, exploring how to balance KPIs with developer experience using frameworks like SPACE, ensuring teams achieve great results without burnout.
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Balancing direction and empowerment
In this talk, Lara Hogan shares how to balance being empowering and being directive as a leader, as well as when you should switch up your approach.
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The performance curve: A legacy model in modern disguise
A critique of modern performance management, exposing its flawed assumptions and hidden biases, while offering actionable insights for leaders to build fairer, more effective systems that align with their morals and modern organizational goals.
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Accessibility of codebases: A team leader’s perspective
We explore making codebases approachable, onboarding efficiently, and learning stress-free. Discover tools, metrics, and techniques to build a codebase your team enjoys working on and feels confident contributing to.