Keith Lyall
Staff Engineer at Deliveroo
Bonnyrigg, Scotland, United Kingdom
Summary
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SeniorKeith Lyall is a seasoned Staff Engineer and technical leader with over 12 years (and decades of cumulative) experience designing and delivering resilient, cloud-native systems across finance, retail, and media. He blends hands-on coding and prototyping with strategic leadership—having led engineering teams at Deliveroo and Sainsbury’s Bank and driven DevOps and microservices transformations at major banks and broadcasters. Comfortable translating business needs into low-level designs, he has repeatedly improved SLAs, automated CI/CD pipelines, and introduced TDD/BDD, observability, and resilience practices at scale. Keith’s background spans Java and Spring ecosystems, Kubernetes, AWS infrastructure automation, and modern monitoring stacks, and he remains personally involved in the technologies his teams use to stay grounded in day-to-day engineering challenges. Notably, he has a track record of rescuing troubled projects and building platforms that handle millions of requests per day while coaching teams to higher capability. Based in Bonnyrigg, Scotland, he is passionate about continuous improvement in quality, performance, and developer velocity.
12 years of coding experience
24 years of employment as a software developer
Github Skills (18)
jenkins-api8
authenticate7
jenkins6
active-directory6
api6
api-client6
spring-boot5
java5
spring5
puppet5
testing4
pipeline4
authentication4
spring-web4
passkey3
Programming languages (3)
Github contributions (5)
klyall/ad-authenticator
Apr 2015 - Mar 2017
Contributions:23 commits, 1 PR, 24 pushes in 2 years
java-libraryauthenticationdirectorydetailsjava
klyall/puppet-piwik
Aug 2015 - Dec 2016
Setup piwik with puppet
Contributions:6 releases, 3 PRs, 8 pushes in 1 year 3 months
piwikpuppet
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