John Llewellyn
Principal Digital Solution Architect at JLR
Frodsham, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJohn Llewellyn is a Principal Digital Solution Architect with nine years of focused experience shaping enterprise developer platforms and API ecosystems for large programmes. At Jaguar Land Rover he has driven renewal of an API Gateway serving 70+ production APIs, introduced Zero Trust identity integrations, and spearheaded an event-streaming producer/consumer experience adopted by multiple major programmes. He champions API-first and event-driven design, embedding OpenAPI linting into CI/CD and creating the platform’s first three-year roadmap to align developer experience with strategic outcomes. A clear, practiced communicator and keynote presenter, he translates complex security and architecture patterns into practical, consumable guidance for stakeholders across the organisation. Although primarily a C# developer by background, his work spans cloud-native architectures, CI/CD automation, and developer UX—helping 550+ developers deliver secure, scalable integrations.
9 years of coding experience
19 years of employment as a software developer
Frodsham High School, FrodshamBSC Hons, Multimedia, BSC Hons, Multimedia at Liverpool John Moores University
Github Skills (10)
umbraco4
console4
console-application4
strongly-typed3
issue-tracking2
mapper2
dto2
visual-studio1
microsoft1
gemini1
Programming languages (1)
Github contributions (5)
madebybear/Umbraco-Console-App
Aug 2017 - Nov 2017
Contributions:15 commits, 2 PRs, 9 pushes in 3 months
umbracoconsole-applicationconsole
madebybear/madebybear-dot-net-core
Jan 2018 - Jul 2018
Contributions:8 pushes in 6 months
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