Jonathan Barrett is an engineering manager based in Edinburgh with 11 years of professional experience leading web teams and shipping reliable customer-facing systems. He has progressed from senior engineer to tech lead and people manager across fintech, accounting, and staffing platforms, most recently guiding engineering at Cleo after leadership roles at Indeed/Indeed Flex and FreeAgent. Jonathan pairs a pragmatic, people-first management style with a strong technical foundation (MSci Mathematics) and a history of building compliance, support, and digital experience capabilities. He runs a small agency (Fresh Monkey) and writes for Relative Sanity, reflecting an entrepreneurial streak and a habit of explaining complex ideas clearly. Colleagues know him for helping teams deliver consistently while continually improving his own coaching and delivery practice.
11 years of coding experience
19 years of employment as a software developer
Master in Science MSci Mathematics, Master in Science MSci Mathematics at University of Glasgow
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Jonathan Barrett - Engineering Manager at Relative Sanity