9 of 9 Permanent LLM Jobs in Hertfordshire

Forward Deployed Engineer

Hiring Organisation
Immersum
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy The Role We're looking for talented engineers to join our customer-facing AI practice, from Senior Forward Deployed Engineers ...

Artificial Intelligence Engineer

Hiring Organisation
eTeam
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
define clear, actionable requirements. Experience running workshops, training sessions, and demos to drive adoption and teach best practices. Hands-on build experience with LLM tooling Have created and maintained Cursor commands, Claude skills, steering documents, and CI agents (or similar equivalents in other tools). Comfortable experimenting with and standardizing ...

Senior Software Engineer - Backend

Hiring Organisation
Zettafleet
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
Team: Backend Location: UK Remote Employment Type: Full-time and Permanent Remuneration (UK – Remote): £81–108k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning ...

Chief Technology Officer

Hiring Organisation
Future find
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
which allows hiring companies to successfully source candidates directly, and alleviate the need for external recruitment agencies. The technical foundations already exist: cloud infrastructure, LLM pipelines, scoring logic, and multi-tenant architecture, these have been built through use of contractors to date. We are looking for a hands-on Technical … first, multi-tenant backend services Lead development of video, voice, and interview analysis tooling within the platform Drive the transition from third-party LLM usage toward custom and fine-tuned models Ensure platform security, data protection, and GDPR-aligned system design Establish engineering standards, CI/CD workflows, and operational ...

Full Stack Engineer

Hiring Organisation
Thyme
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Full Stack Engineer (Java, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location: Remote EU - Spain Salary: £70K - £110K About: We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). … This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and retrieval-augmented generation (RAG) systems. Key Responsibilities Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Java). Build and optimise AI/ML pipelines ...

Enterprise CyberSecurity Account Executive

Hiring Organisation
NeuralTrust
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Company Description NeuralTrust specializes in securing AI agents and large language model (LLM) applications by addressing vulnerabilities, preventing attacks, monitoring performance, and ensuring compliance with regulations. The company provides enterprises with the tools and support needed to scale AI agents and LLMs confidently. NeuralTrust is committed to delivering state … winning in the UK market. Qualifications Strong sales expertise, including B2B Enterprise Sales experience at least 2+ years Comprehensive knowledge of AI and LLM technologies, along with a solid understanding of cybersecurity and compliance Bachelor's or advanced degree in Business, Marketing, Technology, Computer Science or Related Field ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Software Engineer at Aveni, you'll be responsible for building and scaling the products that sit on top of FinLLM (the UK's first LLM for the Financial Services industry) and other LLMs, enabling financial institutions to adopt AI safely and effectively. You won't be expected to build … Designing and implementing robust event-driven microservices and APIs Building scalable, cloud-native systems on AWS Developing modern, responsive React front-ends Integrating LLM-powered capabilities into real-world workflows Collaborating closely with product and AI specialists to turn ideas into reliable, customer-ready features What you'll be working ...

Head of Search Marketing - Paid, SEO and AI/GEO

Hiring Organisation
Blue Pelican Consulting Limited
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Head of Search Marketing Base salary up to £110,000 + 30% bonus + benefits Location: Hertfordshire office | Hybrid working (3 days per week in office) Some search roles are about channels. This one is ...

SEO & GEO/AI Search Manager

Hiring Organisation
Blue Pelican Consulting Limited
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
SEO & GEO/AI Search Manager Base salary up to £55,000 + 15% bonus + benefits Location: Hertfordshire office | Hybrid working (3 days per week in office) This is not a traditional SEO role. ...