Staff AI Engineer

Lendable · Londonlead

In short

▸Ingeniero de IA de alto impacto que construye herramientas de inteligencia artificial para mejorar el desarrollo de software.
▸Trabajas con agentes de IA, sistemas de evaluación y herramientas de integración continua, promoviendo su uso en toda la organización.
▸Destaca por liderar el desarrollo de un sistema central de IA que transforma el proceso de software en toda la empresa.

No se requiere inglés explícitamente, pero el puesto implica trabajo con equipos internaci

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What they ask for

✓6+ años de experiencia en ingeniería de software en organizaciones medianas/grandes
✓Experiencia comprobada construyendo herramientas de IA para mejorar la experiencia del desarrollador
✓Capacidad de influir en procesos de trabajo en múltiples equipos
✓Experiencia con IA comercial usada por otros (LLMs, RAG, evals, plataformas agenticas)
✓Habilidades full-stack en TypeScript con frontend en Next.js o React
✓Habilidades de diseño, implementación, monitoreo y iteración end-to-end

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TypeScriptNext.jsReactLLMsembeddingsMCPsRAGevalsagentic platformsIaC

Who should you write to at Lendable?

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About Lendable Lendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start: One of the UK’s newest unicorns with a team of just over 700 people Among the fastest-growing tech companies in the UK Profitable since 2017 Backed by top investors including Balderton Capital and Goldman Sachs Loved by customers with the best reviews in the market (4.9 across 10,000s of reviews on Trustpilot ) So far, we’ve rebuilt the Big Three consumer finance products from scratch: loans, credit cards and car finance . We get money into our customers’ hands in minutes instead of days. We’re growing fast, and there’s a lot more to do: we’re going after the two biggest Western markets (UK and US) where trillions worth of financial products are held by big banks with dated systems and painful processes. Join us if you want to Take ownership across a broad remit. You are trusted to make decisions that drive a material impact on the direction and success of Lendable from day 1 Work in small teams of exceptional people, who are relentlessly resourceful to solve problems and find smarter solutions than the status quo Build the best technology in-house , using new data sources, machine learning and AI to make machines do the heavy lifting We're looking for an influential Staff AI Engineer to join our small AI Engineering team at Lendable to help us enable developers to move faster whilst keeping quality high. Our mission is to bring all the lessons we have learned about AI development so far into one system so everyone can benefit. The system combines our Lendable Coding Agent, for measuring effectiveness of AI and the stability of our systems. This is a role where you'll be working with our engineers and product managers who build our products. You will improve the developer experience and improve our throughput. You’ll see instant impact with your work and participate in a highly collaborative environment. We need someone who takes full ownership - not just writing code, but thinking through the problem, designing the solution, shipping it, and making sure it keeps working. You'll own your work from "what should we build?" through to "is it still delivering value?" You'll also be working at the frontier of AI tooling - building with LLMs, experimenting with new approaches, and figuring out what's possible. What you'll be doing Build on top of our AI cloud coding agent Build the core of our AI harness Enable capabilities in these agents for specification, testing, and service reliability Work with security and data governance requirements to ensure the agents are secure and have access to the appropriate data Enable others to build with AI Encourage teams to level up their AI Software development processes Enable teams to build AI actors that plug into the SDLC Help teams measure the impact AI is having on the development process Transplant good ideas and processes from one team to other teams in the organization What we're looking for Essential 6+ years of software engineering experience in a mid-to-large-size organisation Experience of building AI tooling to improve developer experience (devex) The ability to influence how people work across multiple teams Proven experience building AI tooling used by others in a commercial environment Strong full-stack skills in TypeScript Frontend skills with Next.js or React to build an interface for engineers Strong AI knowledge — LLMs, embeddings, MCPs, RAG, evals, agentic platforms Experience of building infrastructure to support your systems in production using IaC, k8s or lambda functions Self-starter who takes ownership end-to-end — from understanding the problem, through design and implementation, to monitoring and iteration Motivated by impact — you want to see your work used and know it's making a difference Nice to have Experience with Cloudflare infrastructure Experience wit

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