James Poyser is a product-driven CEO and computer scientist with 11 years focused on building tax and accounting technology in the UK, known for turning rules-heavy regulatory domains into simple, scalable software. As founder and leader of The Inni Group, Provestor and inniAccounts, he has taken multiple platforms through HMRC approval and grown them into profitable, high-retention businesses serving thousands of clients. He combines engineering, design, regulation and commercial strategy to ship AI-enabled automation, digital tax compliance and consumer-first products at scale. Comfortable both shipping code and filing tax returns, he’s scaling AI-powered bookkeeping and proptech solutions aimed at millions of landlords ahead of Making Tax Digital. An early digital-accounting pioneer with international marketing experience in Beijing, he blends technical rigor, product thinking and commercial grit to tackle complex fintech problems.
11 years of coding experience
5 years of employment as a software developer
Bachelor's Degree Computer Science, Bachelor's Degree Computer Science at The University of Manchester
CIM Professional Diploma (Marketing), CIM Professional Diploma (Marketing) at CIM | The Chartered Institute of Marketing
Executive and Senior Level Coaching, Executive and Senior Level Coaching at ILM
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