Principal Engineer - Agentic AI

About IRIS

IRIS Software Group is one of the UK's largest privately held software companies, trusted by 100,000+ businesses, schools and accountancy firms to keep their operations running. Our software pays 1 in 6 UK employees, supports over 12,000 schools, and is relied on by 91 of the top 100 UK accountancy firms.

We're a Great Place to Work® certified employer, recognised for our commitment to well-being, inclusion and development - and we're growing fast.

IRIS is seeking a Principal Engineer to play a pivotal role in accelerating the adoption of AI-driven, agentic software development across its engineering organisation. As part of the Engineering Transformation Programme, this individual contributor role combines deep technical expertise with hands-on enablement, working directly alongside engineering teams to embed new AI-powered development practices into day-to-day delivery.

Rather than focusing on training alone, the role bridges the gap between learning and adoption. The successful candidate will work across multiple product divisions, helping teams overcome real-world challenges, while shaping best practices, influencing programme strategy, and driving measurable improvements in engineering productivity. This is a highly visible position, partnering closely with senior leaders across Engineering, Agility, and AI transform