Summary
John Beisley is a seasoned software engineer with 15 years of production experience across reliability, backend systems and billing platforms, currently working at Squarepoint Capital after roles at Thought Machine and a long tenure in Site Reliability Engineering at Google. He focuses on software quality and maintainability, bringing deep expertise in observability, incident response, capacity planning and infrastructure migrations. His background spans finance-adjacent systems, consumer mobile and cloud services, and even satellite image processing and web mapping earlier in his career, reflecting an ability to adapt to diverse domains. Colleagues rely on him to turn operational pain points into durable, testable solutions and to improve monitoring and service management tooling. Based in Stony Stratford, he combines hands-on engineering with a pragmatic eye for long-term maintainability and is actively open to his next opportunity.
15 years of coding experience
20 years of employment as a software developer
Bromfords School, Wickford Essex
Meng Software Eng Software Engineering, Meng Software Eng Software Engineering at Prifysgol Aberystwyth University