Latest AI Engineer Jobs

Forward Deployed Software Engineer

Design and build full-stack applications that integrate AI-driven physics simulation models into real-world engineering workflows. Collaborate with data scientists and customers to develop, prototype, and deploy production-grade tools using Python, FastAPI, and cloud infrastructure. Work across industries such as aerospace, energy, and semiconductors, with opportunities for international travel to support on-site customer deployments and iterate on solutions based on direct user feedback.

PhysicsX United Kingdom

Hybrid Permanent

Senior Machine Learning Infrastructure Engineer, Research

This role involves building and operating scalable ML infrastructure for training and serving large physics models, with a focus on distributed training optimization, data pipeline performance, and model deployment. You'll work closely with research scientists and ML engineers in a high-impact R&D environment, solving systems-level challenges in GPU clusters and HPC workflows. The position emphasizes end-to-end ownership of research infrastructure, reproducibility, and developer experience for fast iteration.

PhysicsX United Kingdom

Senior Software Engineer

Design and develop scalable AI-driven decision intelligence solutions as part of a cross-functional team, integrating advanced AI agents into enterprise systems. Focus on building and extending a unified platform using Python and TypeScript, with direct impact in healthcare and life sciences. Lead technical delivery, mentor junior engineers, and collaborate on system architecture and automated testing.

Faculty AI London, United Kingdom

Hybrid Permanent

Senior Machine Learning Engineer

Lead the development and deployment of cutting-edge, production-grade machine learning systems for high-impact clients, particularly in the defence sector. Design scalable ML infrastructure, define best practices for ML deployment, and act as a technical advisor while mentoring junior engineers. Work in a cross-functional environment with strong emphasis on ethical, reliable AI and client collaboration.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

Senior Full-Stack Software Engineer, (Forward Deployed), GPS

This role involves building full-stack AI applications in collaboration with public sector clients to solve critical challenges. The engineer will architect and deploy production-grade systems, integrate AI models, and work directly within client environments to deliver scalable solutions. Emphasis is placed on rapid iteration, cloud infrastructure, and cross-functional collaboration with design, product, and data teams.

Scale AI London, United Kingdom

Hybrid Permanent Clearance Required

Staff Full-Stack Software Engineer, (Forward Deployed), GPS

This role involves leading the design and implementation of full-stack AI applications for public sector clients, translating complex mission requirements into secure, scalable technical solutions. The engineer will work directly with government teams to build production-grade systems, integrate AI models with interactive UIs and backends, and establish reusable patterns from real-world deployments. It emphasizes architectural leadership, cloud infrastructure governance, and mentoring within high-impact, security-sensitive environments.

Scale AI London, United Kingdom

On-site Permanent Clearance Required

Research Engineer - Inference

The role involves deploying and optimizing cutting-edge AI models for real-time inference in production environments. You'll focus on improving latency, throughput, and cost efficiency across the full serving stack, from model architecture to custom kernels and orchestration. The position emphasizes building high-performance systems and tooling to enable rapid, reliable deployment of AI models at scale.

ElevenLabs United Kingdom

Remote Permanent

Research Engineer - Web Crawlers

Build and scale distributed web crawlers to source high-quality, multilingual data from the open web for training frontier AI models. Design targeted pipelines for audio, video, and text, and develop tooling for researchers to monitor and access crawled data efficiently. Focus on reliability, content extraction, deduplication, and compliance at web scale.

ElevenLabs United Kingdom

Remote Permanent

Senior Software Engineer (Python)

This role involves prototyping and developing innovative cybersecurity solutions using AI, with a focus on enhancing Darktrace’s platform to detect and respond to unknown threats. You’ll work in a cross-functional R&D team, balancing creative exploration with structured development of scalable features. The position emphasizes ownership of novel projects, collaboration, and advancing core capabilities in Python and containerized environments.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Cyber Infrastructure Engineer, Professional Services

This role involves deploying, integrating, and optimizing Darktrace’s AI-driven cybersecurity technology across network, cloud, OT, and email environments. The engineer acts as a trusted advisor to customers, ensuring robust security infrastructure design and proactive threat protection. The position requires close collaboration with go-to-market teams and ongoing technical support to maintain deployment health.

Darktrace London, UB8 1LQ, United Kingdom

Hybrid Permanent

Staff Research Engineer - Multimodal Generative Modelling

This role involves developing advanced multimodal generative models that enable natural, real-time conversational interactions by integrating text, voice, and video. The engineer will lead research and implementation of low-latency, emotionally expressive AI systems, working across pretraining, post-training, and production deployment. Key focus areas include neural codecs, diffusion models, and streaming architectures to enhance realism and interactivity in Synthesia's AI video platform.

Synthesia London, United Kingdom

Remote Permanent

Senior ML Engineer

Design and deploy production-grade NLP systems and large language models tailored for financial services, with a focus on scalability, data governance, and regulated environments. Develop fine-tuned, low-latency AI workflows integrated into cloud infrastructure, while mentoring engineers and advancing evaluation methodologies for LLM outputs. Work across the full ML lifecycle from research to deployment in a remote-first, innovation-driven team.

Aveni United Kingdom

Remote Permanent

Senior Software Engineer

Design and build scalable, cloud-native systems and user interfaces that integrate LLM-powered capabilities into financial workflows. Work closely with AI and product teams to deliver production-ready agentic systems on AWS. Focus on event-driven microservices, React front-ends, and robust APIs using Node.js and TypeScript.

Aveni United Kingdom

Remote Permanent

Platform Engineer (DevOps / MLOps Focus)

This role involves designing and maintaining cloud-native infrastructure and Kubernetes environments to support large-scale AI and machine learning workloads. You'll use Terraform for Infrastructure as Code and collaborate closely with engineering and data science teams to optimise deployment workflows and platform performance. The position focuses on building scalable, secure, and observable platforms for AI in a high-visibility environment.

The Portfolio Group London, United Kingdom £100,000 pa

Hybrid Permanent

Senior Software Engineer, JAX

This role involves designing and implementing core components of the JAX framework to optimize performance on NVIDIA's AI platforms, particularly for deep learning workloads. The engineer will collaborate with AI researchers and architects to bridge cutting-edge numerical computing research with real-world applications. Key responsibilities include enhancing JAX's modularity, improving execution speed, and building tools that boost developer efficiency across distributed GPU environments.

NVIDIA Switzerland PLN 292,500 – PLN 650,000 pa

Remote Permanent