Steffan Westcott
Senior Software Engineer at Griffin
England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSteffan Westcott is a Senior Software Engineer and system architect based in England with over two decades of commercial software experience and 11 years in senior engineering roles. He specialises in designing cloud-native, event-driven microservice architectures on AWS, having led a major rewrite of a flagship travel management product using DDD, serverless components and automated CI/CD. His background spans telecom-grade real-time systems to enterprise Java/Spring web applications and rich client UIs, reflecting deep expertise in both low-latency embedded systems and scalable distributed services. Steffan pairs pragmatic engineering with strong architecture leadership—introducing BDD, component testing and delivery automation to drive reliable releases. An Oxford graduate in Mathematics & Computation, he brings a blend of formal analytical training and hands-on systems design that helps teams translate complex domain requirements into robust, long-lived software.
11 years of coding experience
23 years of employment as a software developer
BA Joint Honours, Mathematics & Computation, BA Joint Honours, Mathematics & Computation at University of Oxford
Github Skills (29)
debug10
cqrs10
architecture10
event-sourcing10
lambda10
ddd10
testing9
continuous-integration9
python9
sam9
docker9
aws-lambda9
aws9
api-gateway9
serverless-framework9
Programming languages (3)
Github contributions (5)
travel-cloud/Cheddar
Aug 2014 - Jul 2020
Click's Hexagonal Domain Driven Architecture
Contributions:238 commits, 158 PRs, 82 pushes in 6 years
dddevent-sourcingcqrsdomaindomain-driven
clicktravel-steffan/Cheddar
Jan 2015 - Jul 2020
Click's Hexagonal Domain-Driven Architecture
Contributions:252 pushes in 5 years 7 months
dddevent-sourcingcqrsdomaindomain-driven
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