Latest Data Scientist Jobs

Principal Security Engineer – DevSecOps and Security Architect

This role involves leading security initiatives across the software development lifecycle, with a focus on integrating security into CI/CD pipelines, conducting threat modeling, and guiding secure design for web applications, APIs, and cloud services. The Principal Security Engineer will establish secure coding standards, mentor engineering teams, and manage the product vulnerability lifecycle. The position operates in a high-impact, collaborative environment shaping security for an AI-driven simulation platform in advanced engineering sectors.

PhysicsX United Kingdom US$200,000 – US$300,000 pa

Hybrid Permanent

CFD Multiphase & DEM Engineer

Develop and validate high-fidelity multiphase CFD models for industrial applications in bioprocess and chemical engineering, integrating with AI-driven simulation workflows. Work across the full simulation lifecycle—from CAD and meshing to solver development, HPC execution, and experimental validation—while collaborating directly with clients to solve complex engineering challenges. Focus on scalable automation, surrogate modelling, and data pipelines to enable AI-enhanced design optimisation.

PhysicsX United Kingdom

Hybrid Permanent

Head of Fraud

This role involves owning the fraud strategy and building AI-driven fraud prevention capabilities in a fast-growing digital financial services company. Responsibilities include developing fraud classifiers, anomaly detection, and network analysis solutions, while partnering with various teams to embed effective fraud controls.

Harnham - Data and Analytics Recruitment London, United Kingdom £110,000 – £120,000 pa

Principal Machine Learning Engineer

This role involves leading the design and implementation of large-scale production machine learning systems in a high-growth AdTech environment. The engineer will work across recommendation systems, audience targeting, and bidding optimisation, translating business goals into real-time AI solutions while collaborating closely with the CTO and senior stakeholders. The position emphasizes technical leadership, MLOps platform development, and hands-on delivery within a distributed, remote-first team.

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

Senior Staff Software Engineer - Delta

This role involves designing and building high-performance backend systems for Databricks' workspace platform, focusing on scalability, reliability, and low-latency operations at massive scale. The engineer will lead technical projects, mentor junior staff, and contribute to core infrastructure innovations within the Delta DML team, which powers the write-path for Delta Lake. Work includes low-level systems debugging, performance optimization, and cross-team collaboration to solve large-scale data challenges.

Databricks London, United Kingdom

Staff Software Engineer - Backend

This role involves building and improving large-scale distributed systems for Databricks' Lakehouse Platform, focusing on backend services that enable secure, high-performance data storage and access across cloud infrastructures. You'll work on reliability, scalability, and developer experience, tackling challenges from infrastructure to product features. As a founding team member in London, you'll help shape the future of a unified data and AI platform.

Databricks London, United Kingdom

On-site Permanent

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 and implement Kubernetes-based platforms, automate processes, and provide consultative guidance across the entire stack.

NVIDIA

Senior Front Office Engineer- Leading Global Energy Commodities Trading

This role involves partnering with traders and analysts to optimize trading processes, building scalable Python services and APIs, and designing cloud-native tools for the Front Office platform. You will work in a fast-paced, data-driven environment, focusing on systematic trading and risk management.

eFinancialCareers London, United Kingdom

On-site Permanent

Senior Front Office Engineer Short-Term Power Markets- Leading Global Energy Commodities Trading

This role involves designing, developing, and maintaining real-time trading applications and data pipelines for the European Intraday Power desk. You will work closely with the front office to build tools that enable efficient strategy testing and execution in fast-moving energy markets, leveraging Python, SQL, and cloud-native architectures.

eFinancialCareers London, United Kingdom

On-site Permanent

Head of AI Engineering & Delivery - Agentic AI, Degree

This role involves leading the development and delivery of advanced AI products and platforms, driving technical strategy and execution. The Head of AI Engineering & Delivery will manage engineering teams, deliver AI solutions at scale, and foster a culture of accountability and excellence.

Adecco Cambridge, Cambridgeshire, United Kingdom

Cyber Security Specialist

This role involves collaborating with teams to secure AI and Machine Learning solutions, conducting threat modelling, and ensuring compliance with security standards. The position offers exposure to cutting-edge AI technologies and a dynamic, collaborative environment.

Adecco Manchester, United Kingdom £600 pd

Hybrid Contract

Research Fellow in Medical Image Analysis & Machine Learning

This role involves developing and evaluating AI algorithms to quantify iron distribution in the brain using MRI data. The position is part of a multi-disciplinary research group at UCL, focusing on advancing healthcare technology through computational and medical sciences.

UCL London, United Kingdom £46 – £48 pa

Contract

Senior Software Engineer

This role involves designing, building, and delivering high-quality solutions to complex problems using Scala and functional programming. You will work on the Quantexa Platform, which processes and analyzes large volumes of data to detect anomalous and suspicious activity, and collaborate with a diverse, global team.

Quantexa London, United Kingdom

Hybrid Permanent

Full-Stack Software Engineer, Child Safety Tools & Systems (London)

This role involves building and maintaining data-intensive, AI-powered applications and infrastructure to detect and disrupt abuse in OpenAI’s products. You will work closely with operators and investigators to design and deliver systems that enhance their efficiency and safety, while contributing to the team’s technical strategy.

OpenAI London, United Kingdom

Permanent

Senior AI Engineer

This role involves designing and implementing backend security guardrails for AI workflows, building and deploying enterprise-level generative AI and ML solutions, and integrating user interfaces. The position also requires working with cloud infrastructure and data pipelines using AWS and Azure.

Randstad Technologies Recruitment London, United Kingdom £432 – £484 pd