1 to 25 of 81 Permanent Anthropic Claude Jobs in the UK

AI Engineer Python Fullstack

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
Strong Python development experience with AI/ML/NLP libraries (Hugging Face, spaCy, NLTK). Experience building applications using LLMs (GPT, Llama, Mistral, Claude) including prompt engineering, fine-tuning and evaluation. Hands-on experience with GenAI frameworks such as LangChain, LlamaIndex and agent frameworks like AutoGen, CrewAI ...

Artificial Intelligence Engineer

Hiring Organisation
STACKSTUDIO DIGITAL LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
/NLP libraries (e.g., Hugging Face Transformers, spaCy, NLTK). Experience with state-of-the-art LLMs (e.g., GPT series, Llama series, Mistral, Claude), including prompt engineering, fine-tuning, and evaluation. Hands-on experience with core GenAI frameworks (e.g., LangChain, LlamaIndex) and Agentic AI frameworks (e.g., AutoGen, CrewAI, LangGraph ...

AI Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85,000
libraries (e.g., Hugging Face Transformers, spaCy, NLTK). Proven experience developing applications leveraging state-of-the-art LLMs (e.g., GPT series, Llama series, Mistral, Claude) including prompt engineering, fine-tuning, and evaluation. Strong grasp of advanced techniques such as complex task decomposition for agents, reasoning engines, knowledge graphs, autonomous ...

Senior AI Engineer Python, React, Azure

Hiring Organisation
Synextra
Location
Birchwood Park, Birchwood, Warrington, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
stack system design principles including API design, microservices architecture, event-driven patterns, and distributed caching strategies Comfortable working with AI-assisted development tools (e.g. Claude Code, GitHub Copilot) to accelerate delivery of production-grade code Experience with CI/CD tooling (GitHub Actions or Azure DevOps), containerisation (Docker ...

AI Engineer

Hiring Organisation
Reward Gateway
Location
London, England, United Kingdom
Generative AI solutions using LLMs, RAG architectures, agents, and responsible AI practices. Use AI coding assistants such as Cursor, GitHub Copilot, and Claude Code to accelerate development while maintaining ownership of outcomes and documenting best practices and repeatable patterns. Manage cloud infrastructure and platform operations, including AWS, Kubernetes … platform engineering skills, including AWS, Kubernetes, Docker, infrastructure as code, and modern observability tooling. Hands‐on experience with leading LLM providers such as Anthropic, Claude and OpenAI, with the ability to evaluate additional model providers and approaches. Familiarity with LLM tooling ecosystems such as LangChain or LlamaIndex, agentic ...

Agentic AI Engineer – Microsoft Ecosystem

Hiring Organisation
Avanade
Location
England, United Kingdom
with API development using FastAPI, Flask, or Django. Knowledge of Docker and containerized deployments. Hands-on experience with LLM models such as OpenAI GPTs, Claude, Gemini, LLaMA, or Mistral. Expertise in applying prompt engineering techniques to improve model performance and reliability. Experience in implementing robust evaluation frameworks and Responsible ...

Senior Full Stack Engineer

Hiring Organisation
Synextra
Location
Birchwood Park, Birchwood, Warrington, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
PostgreSQL, SQL Server) and NoSQL (Cosmos DB, Redis) with experience in query optimisation and data modelling Comfortable working with AI-assisted development tools (e.g. Claude Code, GitHub Copilot) to accelerate delivery of production-grade code Experience with CI/CD tooling (GitHub Actions or Azure DevOps), containerisation (Docker ...

Solutions Architect

Hiring Organisation
X4 Technology
Location
London Area, United Kingdom
enterprise Generative AI solutions using LLMs, RAG pipelines, prompt engineering and frameworks such as LangChain • Design scalable AI systems using Azure OpenAI, OpenAI API, Claude, Bedrock or Vertex AI • Lead the architecture of secure, production-ready solutions across cloud and distributed environments • Act as a trusted technical advisor ...

Applied AI Engineer

Hiring Organisation
Total Recruitment Group
Location
London, United Kingdom
Employment Type
Permanent
work inside a high-calibre engineering organisation and worked closely with product. What you'll do Design and deploy LLM/RAG systems (GPT, Claude, Gemini) powering content generation, semantic search, and personalised learning experiences Build Knowledge Graph capabilities to underpin agentic workflows ...

Product Engineer

Hiring Organisation
Affinity Labs
Location
London Area, United Kingdom
Next.js Mobile: React Native Datastores: PostgreSQL, MongoDB (as appropriate), Redis (caching/sessions). Vectors/Embeddings: Chroma (or similar). AI Models & APIs: Claude (Anthropic), Gemini (Google); Amazon Nova Canvas (vision), Deepgram (audio). AI Dev Tools: LangChain or CrewAI (orchestration), MCP servers (integration), GitHub Copilot/… Claude Code. Infrastructure: AWS (serverless functions), Docker (primarily for custom MCPs). Competencies & Behaviours Communicates clearly with technical and non-technical teammates. Takes ownership from concept to deploy and through maintenance. Thinks in systems + design for reuse across a portfolio. Balances technical excellence with pragmatic delivery to meet ...

Applied AI Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
United Kingdom
similar TypeScript-based agent frameworks. Design agent evaluation strategies using real-world execution data and human-in-the-loop signals. Integrate LLM APIs (OpenAI, Anthropic, Hugging Face, etc.) into product workflows and backend services written in TypeScript and Golang. Prototype and ship AI-powered product capabilities across the platform … private gym Team offsites twice a year Enhanced parental leave Regular team socials Tech Stack AI Backend: TypeScript, Mastra, Vercel AI SDK Model Integration: Anthropic (Claude), Google Gemini, OpenAI, Perplexity Agent Development: Multi-agent orchestration, structured outputs, tool use, streaming, human-in-the-loop workflows Cloud: AWS, BigQuery ...

Head of Engineering & Architecture

Hiring Organisation
Jobleads-UK
Location
Leeds, England, United Kingdom
financial services, property technology, or regulated industries Experience leading distributed teams across multiple locations and time zones Knowledge of AI/ML frameworks: LangChain, Anthropic Claude, AWS Bedrock, GitHub Copilot Experience with modern data platforms: Databricks, Snowflake, dbt Background in DevSecOps or platform engineering ...

Head of Engineering & Architecture

Hiring Organisation
Jobleads-UK
Location
United Kingdom
financial services, property technology, or regulated industries* Experience leading distributed teams across multiple locations and time zones* Knowledge of AI/ML frameworks: LangChain, Anthropic Claude, AWS Bedrock, GitHub Copilot* Experience with modern data platforms: Databricks, Snowflake, dbt* Background in DevSecOps or platform engineering #J-18808-Ljbffr ...

Lead AI Automation Engineer

Hiring Organisation
PaymentGenes
Location
City of London, London, United Kingdom
cases across departments Develop reusable AI automation templates Help establish internal AI standards and best practices Tech Environment AI & Agents Advanced reasoning models (e.g. Claude) Code generation models (e.g. Codex) Prompt engineering & evaluation frameworks RAG architectures Embeddings & vector search (desirable) Orchestration & Automation Agent orchestration frameworks (e.g. Antigravity) Power Automate ...

Senior Data Engineer

Hiring Organisation
SOLVACE
Location
United Kingdom
Development Methodology -> Solvace is transitioning towards AI‐assisted development as a core engineering practice. Candidates should demonstrate: • Hands‐on experience with AI coding tools — Claude Code, OpenAI Codex, GitHub Copilot, Cursor, or similar. We’re looking for engineers who have integrated these tools into their professional workflow, not just ...

Staff Machine Learning Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
London Area, United Kingdom
leadership style — mentoring engineers, shaping best practices ────────────────────────── Core stack: Python · Rust · Java · Amazon Bedrock · SageMaker · Vertex AI · LangGraph · Pydantic AI · LangFuse · MLFlow · Databricks · Datadog · Claude Code · Docker · K8s · Terraform · Vector DBs · Graph DBs ────────────────────────── London hybrid (2 days/week) Competitive Salary and benefits Not eligible for visa sponsorship ────────────────────────── Interested ...

Staff Machine Learning Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
United Kingdom
leadership style — mentoring engineers, shaping best practices ────────────────────────── Core stack: Python · Rust · Java · Amazon Bedrock · SageMaker · Vertex AI · LangGraph · Pydantic AI · LangFuse · MLFlow · Databricks · Datadog · Claude Code · Docker · K8s · Terraform · Vector DBs · Graph DBs ────────────────────────── UK Remote Competitive Salary and benefits Not eligible for visa sponsorship ────────────────────────── Interested? Please apply, or know ...

Principal Forward Deployed Engineer

Hiring Organisation
Immersum
Location
United Kingdom
Full-stack development capability across modern technologies Client-facing experience or technical consulting skills AI curiosity and hands-on experimentation with tools like ChatGPT, Claude, GitHub Copilot For Principal Engineers: 8+ years delivering complex, enterprise-grade software Proven AI/ML expertise with production deployment experience Advanced knowledge ...

Startup Partnerships - EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working … together to build beneficial AI systems. About the role At Anthropic, we believe artificial intelligence will profoundly impact the world. Our mission is to ensure that transformative AI systems benefit humanity. We are working to build safe and ethical AI systems that can help solve some of humanity ...

Backend Engineer (AI Platform) - London

Hiring Organisation
Revax
Location
London, England, United Kingdom
with GPU services for AI workloads Bonus · Exposure to professional services, finance, tax, or regulated workflows · You actively use modern AI coding tools (Cursor, Claude Code, etc.) · Strong instincts for developer experience and internal tooling Why Revax · Real ownership over core backend infrastructure · Work directly with founders on high ...

Senior Machine Learning Engineer

Hiring Organisation
Burns Sheehan
Location
London Area, United Kingdom
deploying machine learning models using frameworks such as PyTorch, TensorFlow, or scikit-learn. LLM Experience: Proven experience working with large language models (e.g. GPT, Claude, Gemini) in production environments, including prompt engineering, evaluation, and safety considerations. Strong Engineering Skills: Proficiency in Python and TypeScript, with experience building APIs, microservices ...

Senior Full-Stack Engineer – Web Platform & Integrations

Hiring Organisation
Broadlab
Location
London Area, United Kingdom
Familiarity with AWS or similar cloud environments and deploying production web applications. AI-Assisted Engineering – Experience using AI development tools (e.g. GitHub Copilot, ChatGPT, Claude, or similar) as part of a modern engineering workflow. Collaboration – Experience working closely with data engineering or backend teams in data-driven organisations. Must ...

Senior Data Scientist/Researcher

Hiring Organisation
Monq
Location
London Area, United Kingdom
building the MLOps layer on the go and you'll help define it. We use AI coding tools - Cursor and Claude Code - as part of the daily workflow, not as a novelty. Why This Is a Rare Opportunity Most data science roles hand you a well-defined problem with ...

Senior Software Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
opportunity. Tech stack Python (FastAPI, Django or Flask) - experience across Rust, Golang, C++ useful AWS (experience with Azure or GCP also useful) Cursor and Claude Code SQL and strong database design What you will work on Designing and building backend systems that power a complex AI platform Developing ingestion ...

Senior Full Stack Engineer

Hiring Organisation
Trust In SODA
Location
City of London, London, United Kingdom
JavaScript Cloud: AWS, Azure, or GCP. APIs: API design and integration (REST & GraphQL). AI Tooling: Confident using AI-boosted environments to ensure quality (Claude or similar). The Cherry on Top If you’ve dabbled in Infrastructure as Code (Terraform), messed around with Docker/ ...