Barney Spencer
Principal Engineer at Xero
Greater Melbourne Area Australia
Summary
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SeniorBarney Spencer is a Principal Engineer with nearly two decades of experience designing and modernizing complex systems across classifieds, automotive, real estate, accounting, and e-conveyancing domains. He combines hands-on architecture and legacy decomposition with people leadership, cultivating high-performing agile teams that prioritize ownership, simplicity, and continuous improvement. Known for translating business goals into technical strategy, he consistently delivers scalable, maintainable platforms and helps organizations shift toward more modular, resilient architectures. His career spans senior roles at Thoughtworks and carsales.com.au and now leadership at Xero, reflecting a mix of consultancy and in-house delivery. Based in Melbourne, he brings a pragmatic focus on frequent feedback loops and sustainable engineering practices that reduce long-term operational burden.
9 years of coding experience
14 years of employment as a software developer
Github Skills (13)
health9
medical8
customer-data8
aws-lambda4
aws4
serverless3
netcore3
lambda3
docker2
dotnet2
mvc-application1
aws-apigateway1
kentico1
Programming languages (3)
Github contributions (5)
barney-spencer/build-your-own-radar
Jun 2019 - Jun 2019
A library that generates an interactive radar, inspired by http://thoughtworks.com/radar/
Contributions:3 pushes in 1 day
thoughtworksradar
Barnarse/publish-markdown-as-pdf
Apr 2019 - Apr 2019
Contributions:3 pushes, 1 branch in 1 day
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