Latest AI Research Scientist Jobs

Spotlight

Engineering Manager - dominAI

The Engineering Manager for the dominAI team will lead a multidisciplinary engineering group, focusing on people management, delivery, and technical direction. Key responsibilities include setting clear expectations, removing blockers, and partnering with the Product Manager to align on priorities and technical investments. The role involves hands-on coding, hiring, and shaping the team's environment and processes.

Hadean London

Hybrid Permanent Clearance Required

Senior Research Scientist - AI Safety

Lead original technical research in AI safety, steering projects from research question to publication. Work spans interpretability, steering vectors, goal drift, machine unlearning and uncertainty calibration for transformer LLMs and agentic systems, with outputs informing frontier labs and government institutes. Involves building reproducible research code in PyTorch and Python.

Faculty London

Hybrid Permanent

Principal Research Scientist - AI Safety

Leads a small, high-agency research team setting the scientific agenda for AI safety, with a focus on large language models and safety-critical systems. Involves conducting and overseeing red-teaming and evaluations in high-risk domains such as CBRN and cybersecurity, publishing at top conferences, and mentoring researchers while aligning work with commercial goals.

Faculty London

Hybrid Permanent

Alignment Red Team - Research Engineer/Research Scientist

Conducts novel research to detect and evaluate misalignment in frontier AI systems, including loss-of-control risks like deceptive alignment, research sabotage and reward-seeking. Builds alignment evaluations and open-source tooling, runs pre-deployment tests, and reports findings to frontier AI labs and governments. Sits within AISI's wider Red Team, with hires open at junior through principal level.

AI Security Institute London

Staff Research Scientist- Interactive Avatars

Lead research on dyadic interaction modeling for avatar-centric, interactive video diffusion models, advancing the perceptual layer of agents that understand user audio and video and generate natural reactions. Post-train multimodal models, adapt diffusion models to conditioning signals like turn-taking and listener cues, and build evaluation frameworks. Mentor a small group of researchers and partner with data and engineering teams to ship research into product.

Synthesia London

Remote Permanent

Senior Software Engineer, Chem-Bio

Senior individual contributor building and owning shared platform, tooling and infrastructure for a research team, including LLM-based agent systems, evaluation frameworks and supporting infrastructure. Works closely with interdisciplinary researchers to translate varied needs into maintainable Python systems, with strong engineering discipline around testing, documentation and observability. Also contributes to architectural decisions, engineering standards and mentoring through code review and knowledge sharing.

AI Security Institute London

Hybrid

[Expression of Interest] Research Engineer / Scientist, Alignment - London

Conduct experimental research on AI safety, focusing on alignment and robustness of advanced systems. Develop and test techniques like AI debate and jailbreak evaluation, contributing to publications and safety policy. Work in a collaborative, interdisciplinary team using machine learning and systems engineering.

Anthropic London

Hybrid Permanent

Senior Postdoctoral Research Scientist in AI for Outbreak Response

Develops and validates machine learning models for disease forecasting and simulation models for scenario exploration, using large-scale epidemiological, genomic and behavioural data. Builds decision-support tools and reproducible pipelines, integrating them into public health workflows with partners in Nigeria and the DRC through co-design workshops and training.

University of Oxford Oxford £49,119 – £58,265 pa

On-site Contract

Research Scientist (Applied LLMs), London

Lead and contribute to core machine learning research applying large language models to drug discovery, developing and refining LLM-driven approaches across biology and chemistry problems. Work spans post-training, reasoning, test-time scaling, tool-use, alignment, agents, reinforcement learning and fine-tuning, with model training and inference engineering at scale. Interdisciplinary collaboration with research scientists and engineers, plus technical mentorship and project leadership depending on experience.

Isomorphic Labs London

Hybrid

Research Scientist (Machine Learning), London

Builds greenfield machine learning models and algorithms for drug discovery, designing new architectures, running experiments, and scaling training and inference frameworks. Works in an interdisciplinary team of ML scientists and domain experts, with opportunities to lead projects and mentor others depending on experience.

Isomorphic Labs London

Hybrid

Research Scientist - Large Geometry Models

Own a research work-stream at the frontier of 3D geometry representation and generation, designing and training generative models (VAEs, diffusion, flow matching, autoregressive latent models) over point-cloud, mesh, voxel and implicit-field data. Work against production numerical solvers so model quality is measured in validated physics, and close the coupling between geometry and physics for physically-driven shape generation alongside ML, simulation engineers and customers.

PhysicsX London

Hybrid

Sr. Data Scientist - Gen AI

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity, architecting research strategy and shaping GenAI model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and aligning technical strategy with senior leadership.

CrowdStrike United Kingdom

Remote

Sr. Data Scientist - Gen AI

Lead and architect research strategy applying LLMs, deep learning and other modern AI techniques to cybersecurity, driving novel approaches to reasoning, summarisation and interactivity. Build production-ready AI systems at massive scale, make strategic decisions on model architectures and deployment, and mentor scientists while shaping the company's AI vision.

CrowdStrike Spain

Remote Permanent

Finance Data Scientist

First dedicated analytics partner to the Finance function within a central Data team, owning revenue and ARR reconciliation, cohort and retention economics, and pricing experiments. Builds forecasting and scenario models used directly by FP&A in planning and board reporting, working with SQL, Python, Stripe, Salesforce and a dbt-modelled warehouse.

ElevenLabs United Kingdom

Remote Permanent

Data Scientist - Product Analytics

Owns product health metrics such as activation, feature adoption, retention and engagement across the company's creative, agents and API platforms. Designs and analyses A/B tests and feature launches, partnering with Product, Growth and Analytics Engineering on a certified dbt KPI layer, in a remote-first European team.

ElevenLabs United Kingdom

Remote Permanent

Senior Machine Learning Scientist

This role involves leading research in privacy-preserving generative AI, focusing on techniques like differential privacy, federated learning, and secure inference. The scientist will design and validate machine learning models, translate research into deployable systems, and contribute to publications and collaborations within a multi-partner environment. Emphasis is placed on responsible AI, reproducibility, and mentoring junior team members.

Aioi Nissay Dowa Europe Oxford £81,322 – £112,488 pa

Hybrid Permanent