London, England, United Kingdom · Hybrid
We’re on a mission to back the UK’s small businesses like no one else 🚀 Small businesses are the backbone of the economy, and we’re here to help them win. We’ve built a platform that uses clever data to get them the fun…
Skills: AI Platform Engineering, LLM Applications, RAG, Vector Databases, Agent Frameworks
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Architect and maintain cloud-based infrastructure for hosting and serving AI and GenAI models. Develop tooling and frameworks to standardize AI development and implement systems for the monitoring and governance of AI agents.
Requires a senior engineer with experience in cloud platforms, Infrastructure as Code, and LLM-based technologies like RAG and vector databases. Strong programming skills and the ability to work cross-functionally to implement a Responsible AI framework are essential.
Small businesses are the backbone of the economy, and we’re here to help them win. We’ve built a platform that uses clever data to get them the funding they need in minutes, not weeks.
At Funding Circle, we have the restless energy of a fintech start-up with the stability of a public company. It’s a unique mix that gives Circlers the autonomy to take ownership and the scale to make an impact that truly counts.
We’re a high-performing team that chooses to lift each other up. We challenge, we champion, and we have each other’s backs - because we know that when we stand together, we move faster and build better.
The impact is real: Last year alone, the businesses on our platform generated £7.2bn for the UK economy 📈 Come and join a mission that matters!
[Read our Impact Report] | [See our Trustpilot]
📍 London (Hybrid) | 🤝 2 days in the office | 💰 Competitive Salary + Benefits
You will be joining our AI and Machine Learning team, taking a pivotal role in building the platform that underpins Funding Circle's AI strategy and allows our existing GenAI applications to scale. This is a senior, hands-on technical role focused on enabling the development, deployment, and management of AI applications and agents across the business.
Architect, build, maintain cloud-based infrastructure for hosting and serving AI (ML and GenAI) models and applications.
Develop and design tooling and frameworks to standardise AI development, implement systems for central discovery, monitoring, and governance of AI agents, and contribute to the technical evaluation and integration of third-party AI tools.
Work closely with stakeholders (Product, Data Science, Engineering, Security, Legal) to ensure the platform meets business needs and embed Funding Circle's Responsible AI framework into the platform's design and operation.
Act as a subject matter expert on AI platforms and infrastructure, establish best practices, share knowledge, potentially mentor other engineers, and stay current with the latest AI/ML technologies.
Experience as an engineer within the AI space is preferred. However this role is also suitable for Senior and Lead engineers with experience and skills in product engineering, data engineer, cloud platform engineering who are looking to deepen their AI expertise.
Understanding and hands-on experience with LLM based applications and related technologies (e.g. RAG, vector databases, agent frameworks). Experience managing and deploying AI Agent and Knowledge Management systems is a plus (e.g Glean, Gemini Enterprise, Amazon Quick, Writer, Sana etc.)
Proven ability to design, build, and operate scalable, secure systems on cloud platforms, using Infrastructure as Code, containerisation, serverless, data storage
Excellent ability to work effectively in cross-functional teams, manage stakeholders, and clearly explain complex technical ideas
Strong analytical and troubleshooting skills with a practical, results-oriented approach, the ability to navigate ambiguity, take ownership, and drive initiatives forward autonomously
Experience in the design and implementation of full-stack applications and strong programming skills is a strong advantage
We’re building a place where everyone truly feels they belong. Even if your past experience doesn't align perfectly with every requirement, we'd still love to hear from you.
We back you to build an incredible career and by joining us, you'll be part of one of The Sunday Times Best Companies to Work For 2026! As a flexible-first employer, we use a "best of both" approach. We’ll see you in our London office to collaborate – with barista coffee and subsidised Just Eat lunches on us!
Our Circler Proposition focuses on five areas:
Flexibility: We provide a benefit allowance you can tailor to your own life and family.
Health: This includes private medical and dental, health assessments, and access to a digital GP.
Wealth: We offer life assurance, share schemes, and financial coaching.
Development: You get a dedicated annual learning allowance to help you level up.
Lifestyle: We have electric car and cycle-to-work schemes, plus season ticket loans.
We also have award-winning parental leave policies. We're here to support you through the big life moments, from fertility treatments to new additions to the family.
Business finance that backs you and your business to succeed.
We back small businesses with the finance they need to succeed. At Funding Circle, we understand running a business is hard work so we provide a fast, hassle-free experience for businesses looking for finance - with SME experts based in the UK. Over the past ten years, we've been revolutionising SME lending by making it easier than ever to apply for a business loan. With our simple online application small businesses can apply in minutes without the need for interviews or business cases, get a decision in seconds, and funds in their account in typically 48 hours. We've helped over 130,000 businesses access more then £14.5 billion since 2010. And we're not done yet.
Offices: 71 Queen Victoria Street, London, EC4V 4AY, GB
Business finance that backs you and your business to succeed.
We back small businesses with the finance they need to succeed. At Funding Circle, we understand running a business is hard work so we provide a fast, hassle-free experience for businesses looking for finance - with SME experts based in the UK. Over the past ten years, we've been revolutionising SME lending by making it easier than ever to apply for a business loan. With our simple online application small businesses can apply in minutes without the need for interviews or business cases, get a decision in seconds, and funds in their account in typically 48 hours. We've helped over 130,000 businesses access more then £14.5 billion since 2010. And we're not done yet.
Offices: 71 Queen Victoria Street, London, EC4V 4AY, GB
