Principal AI Platform Engineer- Fintech in Surrey

Do you have experience of leading AI adoption and technical transformation within an enterprise scale organisation? You could be progressing your career in an impactful Principal AI Platform Engineer role at a global InsurTech business that is producing game changing technology.

What's in it for you:

• Up to £130k salary plus bonus
• Hybrid working (3 days a week work from home)
• Enhanced parental leave
• 25 days holiday (plus buy days and your birthday off)
• Pension, Health Care and Life Assurance
• Training and career development
• Social events and a range of other perks

Your role:

As a Principal AI Platform Engineer you will lead the evolution of an AI enabled Software Development Lifecycle, defining the technical vision, building the core platform capabilities and establishing the engineering practices that make AI a trusted part of everyday software delivery. Working across Platform, Engineering, Security, Data and Product teams, you'll design and implement reusable AI infrastructure including SDKs, deployment frameworks, model management, evaluation tooling and self-service platforms that allow teams to rapidly integrate AI into coding, testing, deployment, monitoring and operations. You'll establish best practices for prompt engineering, RAG architectures, agentic workflows, model versioning, experimentation and governance, ensuring AI capabilities are scalable, secure and production ready. Beyond the technology, you'll play a pivotal role in driving adoption across the organisation. You'll create implementation playbooks, architectural guidance and operational standards, mentor engineering teams, lead technical workshops and become the go-to expert for AI platform architecture and integration challenges. You'll also work closely with Security and Compliance to embed robust guardrails, observability and governance into every layer of the platform.

Location / WFH: There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings with the other three days work from home.

About you:

• You have extensive experience in software, platform or infrastructure engineering, with a track record of delivering large-scale, developer facing platforms and leading complex technical initiatives.
• You have hands-on experience building AI-enabled applications using LLMs, agentic frameworks, RAG, prompt engineering and modern GenAI tooling.
• You have a strong knowledge of software engineering fundamentals, including system design, APIs, CI/CD, testing, observability, cloud-native architecture and operational excellence.
• You can design scalable platforms, SDKs and self-service tooling that simplify complexity and accelerate engineering teams.
• You're proficient with Python and one or more modern programming languages such as C#, JavaScript or TypeScript, together with experience of AWS, Azure or GCP.
• You have excellent communication skills, with the ability to influence engineers, product leaders and senior stakeholders and drive technical adoption across the organisation.
• You're pragmatic with an engineering first mindset, balancing innovation with reliability, security, governance and measurable business outcomes.
• You have a genuine enthusiasm for AI and developer experience, with the curiosity to stay at the forefront of emerging technologies and the leadership skills to help others adopt them successfully.

Apply now to find out more about this Principal AI Platform Engineer / Architect opportunity.