Anthropic Claude Job Vacancies

1 to 25 of 66 Anthropic Claude Jobs

Senior AI Engineer

London, United Kingdom
Orbital
that utilise the bleeding-edge AI models. Products that are powered by the latest frontier models including OpenAI's GPT-4.1, o3 and o4-mini along with others from Anthropic and Google Gemini. This places us at the forefront of THE most advanced technological advancements of our generation We're spearheading an unprecedented shift in how the world's … English. You have proven experience delivering large, complex software engineering systems. It would also be nice if you have: Prior experience with LLMs (OpenAI's GPT-4o, o1, and Claude models from Anthropic) or agentic systems. Prior experience with data science/ML/NLP. Any Frontend experience. Proven expertise in building highly secure, fault-tolerant APIs. Experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Software Engineer Powershell AI Azure

City of London, London, United Kingdom
McGregor Boyall Associates Limited
Microsoft Azure and Microsoft Power Platform. AI Tools: Demonstrable ability to create custom GPT's and Chatbots using AI Tools (we use Google Gemini API (and Notebook LM), Anthropics Claude AI, Microsoft CoPilot, and OpenAI's Chat GPT). Demonstrate a keen interest in financial products Ability to manage user expectations and communication with stakeholders BSc Technical Degree, ideally More ❯
Employment Type: Permanent
Posted:

AI Generalist Subject Matter Expert (SME) and Instructor (Contract)

United Kingdom
Hybrid / WFH Options
The Adecco Group
Pinecone (for vector databases), AutoGPT Data Engineering & ML Pipelines: Apache Airflow, MLflow, Kubeflow, dbt, Prefect Cloud & Deployment Platforms: AWS SageMaker, Azure ML, Google Vertex AI APIs & Orchestration: OpenAI API, Anthropic Claude, Weaviate, FastAPI (for AI applications) MLOps & Experimentation: Weights & Biases, DVC (Data Version Control), Docker, Kubernetes General 2+ years of professional experience in relevant fields. Experience mentoring, coaching More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior AI Software Engineer (all genders)

United Kingdom
LucaNet AG
experience in AI/ML libraries such as LangChain, PydanticAI, NumPy Expertise in Large Language Models (LLMs) including fine-tuning, prompt engineering, and working daily with models like GPT, Claude, Gemini Hands-on experience with vector databases (e.g., OpenSearch, FAISS) for efficient similarity search and semantic search & retrieval of text embeddings Skilled in implementing conversational AI systems leveraging APIs … doc, docx, txt, rtf Enter manually Accepted file types: pdf, doc, docx, txt, rtf LinkedIn Profile Annual Salary Expectations Select Have you worked with Large Language Models (e.g., GPT, Claude, Gemini)? Can you briefly describe your hands-on experience with Python and AI/ML libraries such as LangChain, NumPy, or PydanticAI? We're particularly interested in how you More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Lead – Strategy & Implementation

United Kingdom
Hybrid / WFH Options
ApprovalMax
research to product needs. Skills & Experience: 5+ years of experience building and deploying AI/ML systems in production. Strong background in LLMs, NLP, and conversational AI (e.g., GPT, Claude, Mistral, LLaMA, etc.) Expertise with frameworks like LangChain, Hugging Face, OpenAI, RAG pipelines, and vector databases (e.g., Weaviate, Pinecone, Chroma) Solid knowledge of AI system architecture, including model serving More ❯
Posted:

Data Scientist, Professional Services Israel

London, United Kingdom
Amazon
natural language processing, computer vision, or multimodal learning. - Ability to communicate technical concepts to both technical and non-technical audiences. PREFERRED QUALIFICATIONS - Experience with large language models, such as Claude, GPT, BERT, or T5. - Familiarity with reinforcement learning techniques and their applications in generative AI. - Understanding of ethical AI principles, bias mitigation techniques, and responsible AI practices. - Experience with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Generative AI Engineer

Italy
EaseMyTrip.com
the intersection of backend systems, AI models, and natural language understanding, bringing smart automation to every travel interaction. Key Responsibilities: LLM Integration: Deploy and integrate LLMs (e.g., GPT-4, Claude, Mistral) to process natural language queries and deliver personalized travel recommendations. Prompt Engineering & RAG: Design optimized prompts and implement Retrieval-Augmented Generation (RAG) workflows to enhance contextual relevance in … practical exposure to asynchronous programming and frameworks like FastAPI or Django. LLM Ecosystem Expertise: Experience with tools and libraries such as LangChain, LlamaIndex, Hugging Face Transformers, and OpenAI/Anthropic APIs. Database Knowledge: Strong understanding of relational and NoSQL databases, including schema design and performance optimization. Model Engineering: Familiarity with prompt design, LLM fine-tuning (LoRA, PEFT), and evaluation More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Head of Application Engineering

London, United Kingdom
Pantheon
managed retirement of outdated systems-ensuring functionality is transitioned without disruption. GenAI Drive the end-to-end engineering of generative-AI solutions-designing, building and operationalising pipelines that harness Claude (via Databricks), Azure OpenAI Service and ChatGPT-while enforcing robust security, governance and monitoring to deliver scalable, business-value-driven outcomes. Integration Deliver integration of internal systems and external … individuals and teams and used to operating up and down a multi-tiered management structure Beneficial to have experience building agentic solutions using Azure Open AI services and or Anthropic Claude. Strong experience managing work requests using the Scrum framework and utilising Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/ More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Head of Application Engineering London, Greater London, England, United Kingdom

London, United Kingdom
Pantheon
managed retirement of outdated systems-ensuring functionality is transitioned without disruption. GenAI Drive the end-to-end engineering of generative-AI solutions-designing, building and operationalising pipelines that harness Claude (via Databricks), Azure OpenAI Service and ChatGPT-while enforcing robust security, governance and monitoring to deliver scalable, business-value-driven outcomes. Integration Deliver integration of internal systems and external … individuals and teams and used to operating up and down a multi-tiered management structure Beneficial to have experience building agentic solutions using Azure Open AI services and or Anthropic Claude. Strong experience managing work requests using the Scrum framework and utilising Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/ More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sr Lead Software Engineer - Python

Westminster Abbey, England, United Kingdom
J.P. MORGAN-1
code written by others, with a focus on cloud-based systems using AWS and Python. Implements and optimizes RAG-based semantic search and LLM inference workflows using OpenAI and Claude models. Drives decisions that influence the product design, application functionality, and technical operations and processes. Serves as a function-wide subject matter expert in cloud deployment and AI technologies. … in Computer Science, Computer Engineering, Mathematics, or a related technical field. Preferred qualifications, capabilities, and skills Experience with RAG-based semantic search and LLM inference workflows using OpenAI and Claude models. Proven track record of proposing solutions independently and owning execution end-to-end in an individual contributor role. About Us J.P. Morgan is a global leader in financial More ❯
Posted:

AI Engineer

Newport, Gwent, United Kingdom
tiQtoQ Ltd
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Developer with Security Clearance

Chantilly, Virginia, United States
Hybrid / WFH Options
Gridiron IT Solutions
a related field. 3+ years of experience in AI/ML development, with a focus on NLP or generative models. Hands-on experience with LLMs such as OpenAI GPT, Anthropic Claude, Mistral, Cohere, or similar. Proficiency in Python and AI/ML frameworks such as TensorFlow, PyTorch, Hugging Face Transformers, or LangChain. Experience in fine-tuning, model evaluation More ❯
Employment Type: Permanent
Salary: USD 150,000 Annual
Posted:

Data Scientist with Security Clearance

Norco, California, United States
Super Systems Inc
Salary: 120-150K Key Responsibilities: • Design, develop, and deploy ML and AI models to solve real-world problems • Fine-tune and apply Large Language Models (e.g., GPT, LLaMA, Claude) for natural language processing, summarization, classification, and generation tasks • Analyze large, complex datasets to identify trends, patterns, and actionable insights • Collaborate with data engineers, software developers, and domain experts More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Lead Machine Learning Engineer - LLMs - Ramboll Tech

London, United Kingdom
Hybrid / WFH Options
Ramboll Group A/S
Proven leadership in agile environments, strong communication, mentoring abilities. LLM and RAG expertise: Building RAG architectures, integrating vector and graph databases. Transformer and LLM architectures: Experience with GPT-4, Claude, Gemini, Llama, Falcon, Mistral. Model performance and optimization: Fine-tuning and optimizing LLMs for quality, latency, sustainability, and cost. Programming and NLP tools: Advanced Python, frameworks like PyTorch, TensorFlow More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Scientist

London, United Kingdom
Hybrid / WFH Options
FourPointZero Recruitment Ltd
features that thousands use daily Partner with external AI specialists on cutting-edge projects Transform research breakthroughs into scalable solutions Key Skills Required: LLM Experience : Production experience with GPT, Claude, LLaMA, including fine-tuning, prompt engineering, and deployment Python Proficiency : Strong skills with ML frameworks (TensorFlow, PyTorch) and LLM tools (Hugging Face, LangChain, OpenAI APIs) Vector Understanding : Solid knowledge More ❯
Employment Type: Permanent
Salary: £100000 - £120000/annum + Package + Benefits
Posted:

Senior Full Stack Engineer

United Kingdom, UK
Hybrid / WFH Options
Trusted
responsive and intuitive user experience. Enhance API & Backend Services for AI Agents– Design, implement, and maintain secure, high-performance APIs that integrate with AI agent systems and LLMs (OpenAI, Anthropic Claude, or similar). Develop robust API endpoints to facilitate real-time AI interactions and automation workflows.. Work with AI & LLM Tools - Implement retrieval-augmented generation (RAG) pipelines … relational and NoSQL paradigms, including RLS and RBAC. Experience with vector databases (Weaviate, Pinecone, FAISS) and AI-enhanced search or recommendation systems. Hands-on experience with AI APIs (OpenAI, Anthropic Claude, or similar) – Ability to design and fine-tune AI-driven interactions within the product. Experience with cloud platforms (AWS, GCP, or Azure), including containerisation (Docker/Kubernetes More ❯
Employment Type: Full-time
Posted:

AI & Automation Business Partner

London, United Kingdom
Hybrid / WFH Options
Femtech Insider Ltd
to leverage modern tools that can transform their workflows without requiring dedicated engineering resources. We're looking for someone with practical experience applying GenAI tools (like ChatGPT, Glean, Gemini, Claude) to real business problems, who can guide non-technical stakeholders through meaningful AI adoption. Your Experience Qualifications: 1-2 years of hands-on experience using GenAI tools in business … contexts Working knowledge of major LLMs (e.g., GPT, Claude, Gemini) and their practical differences, limitations, and ideal use cases Experience working with business teams to implement technology solutions Strong understanding of modern AI capabilities, particularly in business applications Demonstrated ability to simplify complex technical concepts for non-technical audiences Experience with workflow automation, data analysis tools, and AI platforms … liaison between business units and the IT department Advise departments on best-fit commercial AI models based on use case, highlighting strengths and weaknesses of tools like GPT-4, Claude, Glean, Gemini, etc. Support teams in prompt engineering and GenAI application design to automate tasks, reduce manual work, and improve productivity Champion the use of GenAI tools by sharing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AUTOMATION ARCHITECT

England, United Kingdom
HCLTech
spark. Because that’s what drives you to be better, be more and ultimately, be more fulfilled Detailed JD : Architect and deploy scalable AI systems leveraging LLMs (GPT, LLaMA, Claude, etc.) • Build and fine-tune SLMs/LLMs using domain-specific data (e.g., ITSM, security, operations) • Design and optimize Retrieval-Augmented Generation (RAG) pipelines with vector DBs (e.g., FAISS More ❯
Posted:

Senior Data Scientist

London Area, United Kingdom
Liberty Towers
potential for our use cases. Support team delivery and maintain clear communication on changing goals, plans, or requirements. Qualifications Hands-on experience working with LLM such as GPT, LLaMA, Claude, or similar, including fine-tuning, prompt engineering, and deploying models in production environments. Strong proficiency in Python, with expertise in using frameworks like Hugging Face Transformers, LangChain, OpenAI APIs More ❯
Posted:

Senior Data Scientist

City of London, London, United Kingdom
Liberty Towers
potential for our use cases. Support team delivery and maintain clear communication on changing goals, plans, or requirements. Qualifications Hands-on experience working with LLM such as GPT, LLaMA, Claude, or similar, including fine-tuning, prompt engineering, and deploying models in production environments. Strong proficiency in Python, with expertise in using frameworks like Hugging Face Transformers, LangChain, OpenAI APIs More ❯
Posted:

Backend Software Engineer

United Kingdom
Hybrid / WFH Options
Hassean Health
working at the frontier of health and technology. What You’ll Do Design and implement secure, scalable backend systems and databases Build APIs that connect with modern LLMs (OpenAI, Claude, open-source models) Own and evolve infrastructure (some DevOps responsibilities included) Contribute to architecture decisions and write clean, maintainable code Collaborate across disciplines to ship impactful features quickly Help More ❯
Posted:

Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Haystack
quality solutions. You’ll work with technologies like Node.js, JavaScript, TypeScript, and React, and play a key role in leveraging AI-powered development tools (such as GitHub Copilot, Cursor, Claude Code, or Gemini) to improve efficiency and code quality. We’re looking for someone who thrives in a dynamic, fast-paced environment and is excited to ship new features More ❯
Posted:

Software Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Haystack
quality solutions. You’ll work with technologies like Node.js, JavaScript, TypeScript, and React, and play a key role in leveraging AI-powered development tools (such as GitHub Copilot, Cursor, Claude Code, or Gemini) to improve efficiency and code quality. We’re looking for someone who thrives in a dynamic, fast-paced environment and is excited to ship new features More ❯
Posted:

Generative AI Lead

London, United Kingdom
Hybrid / WFH Options
Motorway
Deep understanding of evaluation strategies and observability tools for assessing AI performance, reliability, robustness, cost, and overall effectiveness. Expertise with SOTA LLMs such as Gemini, GPT/o-series, Claude, Deepseek, Llama 4, etc. Experience with Google's Gemini/Gemma LLMs are preferred. Desirable: Experience prototyping user-facing interfaces using Python front-end frameworks such as Streamlit or More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Growth Marketing Manager

London, United Kingdom
Hybrid / WFH Options
Birdie
develop effective multi-touch customer journeys that blend online and offline touch points. AI & Tool Innovation : Stay curious about new tools, especially AI, and actively test multiple models including Claude, Perplexity, ChatGPT and Gemini. Birdie is committed to an AI-driven future in marketing, and our values encourage you to test, iterate and learn. Metric-Driven Decision Making : Focus More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Anthropic Claude
10th Percentile
£59,625
25th Percentile
£60,000
Median
£67,500
75th Percentile
£91,563
90th Percentile
£101,250