11 of 11 Permanent Anthropic Claude Jobs in the UK excluding London

of how these systems function under the hood and contribute to their development, scalability, reliability, and continuous improvement. AI Engineering: Build, test, and optimise generative AI features using OpenAI, Claude, Gemini, and fine-tuned custom models. Develop model evaluation pipelines and optimise model behaviour. Prompt Engineering: Craft, iterate, and test prompt strategies and templates to improve accuracy, robustness, and More ❯

hedge funds, and fintech companies across The City, Canary Wharf, and beyond. What You'll Build Core AI Platform Advanced LLM Integration: Deploy and fine-tune GPT-4/Claude models with financial domain expertise Real-time Market Intelligence: Process millions of data points per second from LSE, Bloomberg, and alternative data sources Autonomous AI Agents: Build intelligent agents More ❯

awareness and lead generation Manage website content and SEO strategy, including keyword research, on-page optimisation, and backlink development to boost organic visibility Leverage AI and LLMs (e.g., ChatGPT, Claude, Jasper) for content generation, producing ad copy, blog articles, and personalised email campaigns Craft and refine AI prompts to ensure consistent, brand-aligned messaging across all content Implement automation More ❯

Scalable backend services and internal APIs to support data-heavy processes Realtime interfaces using modern frontend frameworks (HTMX/Turbo/Alpine or similar) Integrations with LLMs (e.g., OpenAI, Claude) to optimise and automate user workflows Developer tooling and infrastructure to support continuous deployment and high availability Tech Stack Overview (this isn’t a list of all the things … giving you a good overview of what is on offer) Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, AWS Frontend: Turbo/Hotwire, Phlex, AlpineJS, TailwindCSS AI/LLM: OpenAI, Claude, LangChain (or equivalents) Infra: Docker, Terraform, GitHub Actions, CloudWatch What You’ll Do Write clean, well-tested code across the stack with a product-focused mindset Own feature development More ❯

internal stakeholders (Media, Strategy, Creative, CS, Data) to co-develop use cases and prioritise solutions based on business impact. Stay ahead of AI trends, tools (e.g. ChatGPT, Midjourney, Sora, Claude etc...), and agency applications, proposing pilots and tests accordingly. Product Development Collaborate with services leads in the ideation, development, and continuous improvement of proprietary tools and products (e.g. reporting More ❯

of a high-impact team delivering next-gen AI solutions that are trusted by millions. What You'll Do Architect and implement AI systems leveraging LLMs (e.g., GPT, LLaMA, Claude) for intelligent automation and decision support. Design, prototype, and deploy biometric authentication frameworks using facial recognition, voice ID, and other modalities. Collaborate with engineers, researchers, and product teams to More ❯

empowered with modern workflows that reduce friction and increase impact. We’re already integrating Generative AI into our day-to-day engineering processes—with tools like Cursor, Gemini, and Claude Sonnet helping us move faster, smarter, and with more autonomy. What You’ll Be Doing As a Data Engineer, you’ll work on a modern, AWS-native data platform … t worry—we’ll help you learn them) to guide the behaviour of LLMs in automation, testing, and documentation. Partner with platform teams to incorporate GenAI assistants like Cursor, Claude, and Gemini into developer workflows. Help curate high-quality datasets, managing structured and unstructured inputs across domains and jurisdictions. Contribute to metadata enrichment, lineage tracking, and discoverability using DBT More ❯

effectiveness, storytelling, and engagement. Experience needed A background in creative technology, software development, and digital design gained form working in a creative agency. Experience with multiple LLM platforms (OpenAI, Claude, Gemini, Llama etc) Familiarity with generative image APIs (Midjourney, Stable Diffusion, DALL-E etc) Fluency in creative coding and prototyping tools (e.g., Python, JavaScript, p5.js, Unity, TouchDesigner, etc.). More ❯

and take on real ownership Bonus: interest in health, wellness, or personal development Desired Tech Stack · Flutter/React Native · Provider/Riverpod · LLM integration (OpenAI/Gemini/Claude) · Pinecone · Firebase · E-commerce (Stripe) What You’ll Get Paid contract for 3 months (with flexibility around studies or other work) Full ownership of building the app alongside a More ❯

Engineers, ML Engineers, AI Engineers, or Data Scientists with a hacker mentality and a strong background in production-grade AI applications. Experience in the use of LLMs (e.g. GPT, Claude, Mistral, etc.) is essential, ideally with familiarity in Agentic environments. Luminance is a market-leading UK AI company revolutionising the legal sector. Today, Luminance's technology is helping over More ❯

looking for Software Engineers, ML Engineers, AI Engineers, or Data Scientists with a hacker mentality and a strong background in production-grade AI applications. Experience with LLMs (e.g., GPT, Claude, Mistral) is essential, ideally with familiarity in agentic environments. Luminance is a market-leading UK AI company revolutionising the legal sector. Our technology is helping over 700 customers in More ❯