Latest Large Language Models (LLM) Jobs

Safety Engineer - Free Tier Abuse

Design and build scalable backend systems for detecting and preventing abuse of free-tier services, focusing on AI-driven moderation and guardrails. Develop production-grade APIs, data pipelines, and observability frameworks while collaborating with ML engineers to deploy models at scale. Own end-to-end technical execution of safety infrastructure across a multimodal AI platform.

ElevenLabs United Kingdom

Remote Permanent

Full-Stack Engineer (Backend Leaning)

Build and maintain scalable backend systems powering AI voice and creative tools used by millions. Work across platform, product, and infrastructure to integrate cutting-edge AI models, improve developer APIs, and strengthen cloud-native systems. Collaborate with frontend, growth, and sales teams to deliver intuitive, secure, and high-performance solutions.

ElevenLabs United Kingdom

Remote Permanent

Manager, Data Science

Lead a team of data scientists focused on advancing threat detection and agentic AI systems using CrowdStrike’s massive-scale cybersecurity data. Drive machine learning initiatives from research to production, collaborating with security experts and engineering teams to develop innovative AI-driven security solutions. Mentor team members and contribute to cutting-edge research with real-world impact.

CrowdStrike Spain - Remote

Remote Permanent

Manager, Data Science

Lead a team of data scientists focused on advancing machine learning for cybersecurity, including threat detection and agentic AI systems. Drive technical strategy, mentor team members, and collaborate across security research, engineering, and product teams. Work with massive-scale behavioural data and malware datasets to develop and deploy production ML models that enhance security outcomes.

CrowdStrike Ireland - Remote

Remote Permanent

ML Data & Platform Engineer

This role focuses on building and maintaining scalable data pipelines and ML infrastructure for training and serving speech AI models. You'll work across the full stack—from data ingestion and web scraping to model deployment and observability—ensuring high-quality, reliable data flows and efficient training workflows. The position emphasizes end-to-end ownership of MLOps systems within a distributed, cross-functional ML team.

Speechmatics Cambridge, United Kingdom

Senior Machine Learning Engineer

This role involves working on complex R&D projects in speech technology, collaborating with a diverse team of engineers, and staying current with the latest developments in machine learning. The focus is on training and deploying advanced models, including large self-supervised ones, to achieve high accuracy in speech recognition.

Speechmatics London, United Kingdom

Staff SRE, AI Infrastructure

This role involves hands-on work with Wayve's AI infrastructure teams to improve reliability, observability, and automation of large-scale GPU compute, Kubernetes, and distributed systems. You'll troubleshoot complex failures, enhance system resilience, and develop self-service capabilities to support scalable operations.

Wayve London, United Kingdom

Permanent

Principal Machine Learning Engineer

Lead the technical direction of large-scale machine learning systems in a high-growth AdTech scale-up, focusing on recommendation systems, audience targeting, and bidding optimisation. Work hands-on across the full model lifecycle while collaborating with the CTO and senior stakeholders. Operate in a real-time, high-scale environment with significant ownership and technical strategy responsibilities.

Harnham - Data and Analytics Recruitment Spain, United Kingdom €135,000 – €150,000 pa

Software Engineer

This role involves building and owning core platform capabilities, including application infrastructure, APIs, and shared services. You will develop full stack applications using Python, React, and TypeScript, and integrate AI and LLM-powered workflows into production environments. The position offers significant ownership and the chance to influence technical direction within a high-performing AI and innovation team.

Harnham - Data and Analytics Recruitment USA US$200,000 – US$225,000 pa

Senior Cloud Infrastructure and DevOps Solutions Architect

This role involves owning full-solution validation, minimizing time to production, and ensuring Day 2 stability for large-scale GPU clusters. You will engage with customers, partners, and cross-functional teams to architect and guide the implementation of complex infrastructure projects, focusing on Kubernetes, HPC, and AI workloads.

NVIDIA UK, Remote

Senior Cloud Infrastructure and DevOps Solutions Architect

This role involves owning full-solution validation, minimizing time to production, and ensuring Day 2 stability for large-scale GPU clusters. You will work closely with customers, partners, and cross-functional teams to architect, implement, and optimize Kubernetes-based platforms and automation, focusing on open-source and heterogeneous environments.

NVIDIA Germany, Remote

Staff Software Engineer, Continuous Integration

This role involves designing and maintaining large-scale continuous integration infrastructure to support rapid, reliable code deployment across multiple cloud environments. The engineer will build intelligent test selection systems, improve CI reliability through flake detection and automation, and enhance developer productivity with scalable tooling. The position operates within a high-impact research and product environment focused on safe and steerable AI systems.

Anthropic London, United Kingdom £325,000 – £390,000 pa

Senior Research Investigator (Biologics Computational Science), London

This role involves applying computational and machine learning methods to predict and optimize biologics properties, working closely with interdisciplinary teams to advance drug discovery projects. The focus is on developing novel large molecule therapeutics using cutting-edge AI models.

Isomorphic Labs London, United Kingdom

Research Engineer (LLM Performance), London

You will work on optimizing large language models for performance and scalability within a cutting-edge AI-driven drug discovery environment. The role involves implementing post-training methods, diagnosing bottlenecks in distributed systems, and deploying low-precision techniques to support real-world drug design applications. Collaboration with interdisciplinary research teams is central to translating novel AI methods into production-ready systems.

Isomorphic Labs London, United Kingdom

Engineering Lead, Developer Productivity (AI & Agents)

This role involves building and leading a platform that enables AI coding agents to operate securely and efficiently within engineering workflows, from task initiation to deployment on humanoid robots. The focus is on creating robust verification systems, secure runtimes, and developer tooling that reduce reliance on human review while maintaining safety and code integrity. The position requires deep technical expertise in infrastructure, security, and AI integration across development, simulation, and production environments.

Humanoid London, United Kingdom

On-site Permanent