Principal Software Engineer (Slough)

We’re hiring: Principal Software Engineer @ IRIS Software!

UK-based | Hybrid working | High-impact role

We’re growing fast and looking for an inspiring Principal Engineer to join our thriving Engineering team. This isn’t just a technical role — it’s your chance to influence our tech direction, champion best practices, and help shape the future of IRIS Software.

You’ll be right in the mix — where the real engineering challenges happen. Whether that’s breaking through blockers, mentoring our brilliant devs, driving adoption of AI tools, or guiding scalable architecture — you’ll be the go-to person for making great things happen .

What you’ll be doing:

Embedding yourself in teams to help them deliver top-quality code with confidence

Leading the way with AI dev tools (Devin, Co-Pilot, Replit, Cursor — you name it!)

Driving “best in class” SaaS cloud platform practices: scalable, secure, and future-ready

Representing IRIS externally & growing our internal tech culture

Owning our engineering culture and helping it evolve

Influencing technical strategy alongside our senior tech leaders

Coaching, challenging, and inspiring engineers at all levels

✅ What we’re looking for:

A technical leader with deep experience across multiple stacks

️ Hands-on knowledge of cloud-native technologies & architecture

A track record of delivering impactful engineering outcomes

‍ A mentor and coach who supports career growth & technical excellence

Strong understanding of async, memory management, performance tuning & debugging

Comfortable with modern CI/CD, Agile delivery and large-scale systems

An innovative mindset, excited by new tools and new ways of thinking

Why join IRIS?

We’re more than just a software company — we’re a community of curious minds , supportive leaders, and bold thinkers. We care about our people, and we’re building a tech culture where engineers feel empowered to do their best work.

You’ll get:

Autonomy to lead and experiment

The chance to make an org-wide impact

Continuous learning opportunities

A collaborative and inclusive team

Sound like your kind of challenge? We’d love to hear from you!

Apply now or drop me a message for a chat.

#EngineeringJobs #PrincipalEngineer #TechLeadership #IRISSoftware #NowHiring #AIEngineering #SaaS #CloudNative #DevCulture #WomenInTech #EngineeringExcellence