Permanent 'LangChain' Job Vacancies

101 to 125 of 149 Permanent LangChain Jobs

Founding AI Engineer

slough, south east england, united kingdom
Harnham
quickly Advising on best practices for responsible AI adoption Candidate Profile Strong experience with LLMs (e.g. GPT, Claude, LLaMA) and prompt engineering Hands-on integration with tools such as LangChain, LlamaIndex, or similar Proficiency in Python or JavaScript for building prototypes and integrations Familiarity with automation platforms (UiPath, Power Automate, Zapier, n8n) Knowledge of vector databases and embeddings for RAG More ❯
Posted:

Solution Engineer (Digital Solutions)

South East, United Kingdom
Hybrid / WFH Options
Anson Mccade
CI/CD pipelines. Understanding of solution architecture principles - scalability, security, maintainability. Excellent communication skills and the ability to work across teams and domains. Bonus: Experience with Generative AI , LangChain , Semantic Kernel , or Power Platform . Why Join? Work on meaningful projects that span healthcare, environmental, and safety domains. Be part of a team that values innovation, speed, and collaboration. More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Machine Learning Engineer (0–3 Years Experience)

London, South East, England, United Kingdom
Hybrid / WFH Options
IT Graduate Recruitment
ll Get Hands-on mentorship from senior ML engineers, AI researchers, and founders. Freedom to experiment with state-of-the-art models, tools, and frameworks. Modern tech stack (Python, LangChain, Hugging Face, OpenAI API, Pinecone, Kubernetes, etc.). Flexible working — remote-first culture with in-person team sessions for collaboration. Career acceleration — opportunities to own projects, lead development, and shape … needle. Machine Learning Engineer, LLM Engineer, AI Engineer, Artificial Intelligence, Deep Learning, NLP, Natural Language Processing, Large Language Models, Generative AI, GenAI, Neural Networks, PyTorch, TensorFlow, Hugging Face, OpenAI, LangChain, RAG, Retrieval-Augmented Generation, Python, Data Science, AI Research, MLOps, Data Pipelines, Prompt Engineering, Model Fine-Tuning, Cloud Computing, AWS, Azure, Google Cloud, AI Infrastructure, Transformers, Reinforcement Learning, Vector Databases More ❯
Employment Type: Full-Time
Salary: £45,000 - £75,000 per annum, OTE
Posted:

Senior Full Stack Engineer

England, United Kingdom
Hybrid / WFH Options
Story Terrace Inc
a fully automated AWS environment (Terraform, Ansible, GitHub Actions). Alongside this, we're building the next generation of our data and AI infrastructure - exploring frameworks like Hugging Face, LangChain, LlamaIndex and agent orchestration systems. We use Cursor and Copilot to speed iteration and experimentation. We're always open to new approaches, whether it's a different data stack, AI … Kafka, SQS/SNS, RabbitMQ). Knowledge of real-time streaming (Kafka Streams, Apache Flink, etc.). Exposure to big-data or machine-learning frameworks (TensorFlow, PyTorch, Hugging Face, LangChain). Experience working with AI-driven development tools such as Cursor, Copilot, or Replit Ghostwriter. Understanding of infrastructure and DevOps (Terraform, Ansible, AWS, Kubernetes). Interest in building or orchestrating More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Solutions Engineer

Central London, London, United Kingdom
McGregor Boyall Associates Limited
ahead of the curve with emerging AI tools, frameworks, and trends. What you'll bring: Hands-on experience with LLMs (e.g. GPT, Claude, LLaMA) and prompt engineering. Familiarity with LangChain, LlamaIndex, or similar frameworks. Proficiency in Python or JavaScript for prototyping and integration work. Experience using automation platforms (UiPath, Power Automate, Zapier, n8n) and APIs. Knowledge of vector databases and More ❯
Employment Type: Permanent
Salary: £75,000
Posted:

Software Engineer - Machine Learning

London, England, United Kingdom
Duku AI
pipelines What We’re Looking For Relentless drive: You execute fast, adapt faster Startup scar tissue : You’ve shipped product with no safety net Fluency with AI/LLMs : LangChain, vector stores, prompt engineering Full-stack firepower : Frontend, backend, infra, no silos Product obsession : You care more about outcomes than outputs Experimental instinct: You build → test → learn → repeat Ideal Background More ❯
Posted:

Software Engineer - Machine Learning

slough, south east england, united kingdom
Duku AI
pipelines What We’re Looking For Relentless drive: You execute fast, adapt faster Startup scar tissue : You’ve shipped product with no safety net Fluency with AI/LLMs : LangChain, vector stores, prompt engineering Full-stack firepower : Frontend, backend, infra, no silos Product obsession : You care more about outcomes than outputs Experimental instinct: You build → test → learn → repeat Ideal Background More ❯
Posted:

Software Engineer - Machine Learning

london, south east england, united kingdom
Duku AI
pipelines What We’re Looking For Relentless drive: You execute fast, adapt faster Startup scar tissue : You’ve shipped product with no safety net Fluency with AI/LLMs : LangChain, vector stores, prompt engineering Full-stack firepower : Frontend, backend, infra, no silos Product obsession : You care more about outcomes than outputs Experimental instinct: You build → test → learn → repeat Ideal Background More ❯
Posted:

Contract Full-Stack Engineer

united kingdom, united kingdom
Enigma
Designing APIs, data models, and infrastructure ● AI Orchestration (30%): Implementing multi-agent systems and prompt engineering Core Responsibilities AI Agent Architecture ● Implement multi-agent systems using frameworks like LangChain, AutoGen, or similar ● Orchestrate specialized agents for assessment, content delivery, simulation, and feedback ● Design reliable prompt chains and agent communication patterns ● Manage context and memory across user sessions Multimodal Integration ● Build More ❯
Posted:

AI LLM Technology Architecture Manager

Bristol, Gloucestershire, United Kingdom
WeAreTechWomen
research Qualifications We are looking for experience in the following skills and experience: AI/ML platform technologies and services such as Sagemaker/Vertex/Azure ML, OpenAI, Langchain, AutoML, OCR, STT, feature stores, vector DB AI/ML architectural patterns and best practices e.g. data drift detection, experimentation tracking, RAG, deployment models Cloud infrastructure (networking, security, storage, monitoring More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Java Full Stack Engineer

united kingdom, united kingdom
Stealth iT Consulting
as Postgres Familiarity with web standards, accessibility, and development best practice Bonus: Building microservices in C# Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. Using the GOV.UK Design System and using Nunjucks More ❯
Posted:

Artificial Intelligence Engineer

United Kingdom
Cubiq Recruitment
faithfulness metrics. What we’re looking for Proven ability to build and ship agentic or multi-agent frameworks into production. Expert Python, FastAPI, and asyncio developer. Practical experience with LangChain, Autogen, or custom orchestration layers . Startup mindset: ownership, speed, and pragmatism over perfection. Bonus points Experience working with voice or streaming systems (STT/TTS, WebRTC, LiveKit). Exposure More ❯
Posted:

Founding AI Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Oliver Bernard
Startup (London/Hybrid) Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company More ❯
Posted:

Agentic AI Developer

City of London, London, United Kingdom
WORK-SELF
For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look , not just how they run) Comfort building More ❯
Posted:

Agentic AI Developer

London Area, United Kingdom
WORK-SELF
For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look , not just how they run) Comfort building More ❯
Posted:

Agentic AI Developer

slough, south east england, united kingdom
WORK-SELF
For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look, not just how they run) Comfort building More ❯
Posted:

Agentic AI Developer

london, south east england, united kingdom
WORK-SELF
For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look, not just how they run) Comfort building More ❯
Posted:

Agentic AI Developer

london (city of london), south east england, united kingdom
WORK-SELF
For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look, not just how they run) Comfort building More ❯
Posted:

Founding Engineer (TypeScript / AI)

London Area, United Kingdom
Hybrid / WFH Options
Oliver Bernard
Startup (London/Hybrid) Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company More ❯
Posted:

Founding Engineer (TypeScript / AI)

City of London, London, United Kingdom
Hybrid / WFH Options
Oliver Bernard
Startup (London/Hybrid) Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company More ❯
Posted:

Data Science Engineer

London, South East, England, United Kingdom
Precise Placements
Data Science Engineer - MLOPS, Machine Learning, AI, Artificial Intelligence, Azure, PyTorch, TensorFlow, LangChain, OpenAI, Docker, Kubernetes, GenAI, ETL We are actively working with a global law firm who are actively looking to bolster their IT team as they undergo a global-scale cloud transformation. At present they are looking to take on a new Data Science Engineer (MLOPS, Machine Learning … AI, Artificial Intelligence, Azure, PyTorch, TensorFlow, LangChain, OpenAI, Docker, Kubernetes, GenAI, ETL) to join their team on a permanent basis. this role we be responsible for the design, development and delivery of advanced analytics and AI solutions. This is a fantastic time to join a top-tier global law firm who have a long-stream of projects in the pipeline … alongside a diverse and collaborative team environment. To be considered for this Data Science Engineer (MLOPS, Machine Learning, AI, Artificial Intelligence, Azure, PyTorch, TensorFlow, LangChain, OpenAI, Docker, Kubernetes, GenAI, ETL) role, it's ideal you have: Ideal but not required law firm experience 2-4 years experience within AI/ML positions Knowledge of cloud platforms (Ideally Azure) AI/ More ❯
Employment Type: Full-Time
Salary: £75,000 - £85,000 per annum
Posted:

AI Developer

Ipswich, Suffolk, England, United Kingdom
Hybrid / WFH Options
Rutherford Briant
in a commercial setting Good working knowledge of Python for backend or automation work Experience building APIs and working with third-party data Interest in AI tools and automation (LangChain/CrewAI a bonus) Benefits: As an AI Developer, you will get... Hybrid working – 3 days in Suffolk, rest remote A collaborative, technical team solving real problems Freedom to explore More ❯
Employment Type: Full-Time
Salary: £50,000 - £60,000 per annum
Posted:

Founding Engineer Meaningful Equity

London, South East, England, United Kingdom
Hybrid / WFH Options
Robert Half
to-end with Next.js for a unified development experience. AWS and Terraform for scalable, version-controlled infrastructure. TurboRepo for rapid code sharing and efficient testing. AI-driven architecture using LangChain and custom orchestration for real-world solutions. What's on Offer Permanent role with a competitive salary and meaningful equity . Brand-new MacBook and full setup provided. Private medical More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

FULL STACK Engineer Meaningful Equity

London, South East, England, United Kingdom
Hybrid / WFH Options
Robert Half
to-end with Next.js for a unified development experience. AWS and Terraform for scalable, version-controlled infrastructure. TurboRepo for rapid code sharing and efficient testing. AI-driven architecture using LangChain and custom orchestration for real-world solutions. What's on Offer Permanent role with a competitive salary and meaningful equity . Brand-new MacBook and full setup provided. Private medical More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Manager - Supply Chain Analytics

England, United Kingdom
Kubrick
grasp of systems thinking and distributed architectures integrating AI and enterprise platforms.•Proficiency in Python and (desirable) Infrastructure as Code for cloud deployment.•(Desirable) Familiarity with orchestration frameworks (e.g. LangChain, AutoGen, CrewAI).•(Desirable) Experience with MS Copilot Agents or similar AI-driven business solutions.Communication and Stakeholder Engagement•Demonstrated experience leading technical teams in simulation or AI-oriented projects, ideally More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
LangChain
10th Percentile
£52,750
25th Percentile
£66,063
Median
£75,000
75th Percentile
£92,500
90th Percentile
£118,750