Latest Professional Services Jobs

Research Engineer, Machine Learning (Reinforcement Learning)

This role involves advancing reinforcement learning in large language models, focusing on developing agentic systems for computer use, code generation, and reasoning. The engineer will build scalable RL infrastructure, design training environments, and collaborate across research and engineering to implement safety and performance improvements at scale.

Anthropic London, United Kingdom £260,000 – £630,000 pa

Research Engineer, Machine Learning (RL Velocity)

This role involves building and optimizing the machine learning infrastructure that supports Anthropic’s reinforcement learning research. You'll work closely with researchers to improve training efficiency, debug performance bottlenecks, and develop tooling that accelerates model development. The position focuses on high-leverage platform improvements that scale across the entire research team.

Anthropic London, United Kingdom £370,000 – £630,000 pa

Research Engineer

As a Research Engineer at ElevenLabs, you will work on the cutting edge of audio AI, training and improving state-of-the-art models, and designing rigorous benchmarks to evaluate model performance. You will collaborate with a high-velocity, impact-driven team that values excellence and innovation.

ElevenLabs United Kingdom

Remote Permanent

Forward Deployed Creative

This role involves working directly with enterprise customers to integrate ElevenLabs' AI creative tools into their production workflows. Responsibilities include building and demonstrating AI-powered creative workflows, creating reference content, and collaborating with product and engineering teams to inform the roadmap.

ElevenLabs United Kingdom

Remote Permanent

Analyst I, Falcon Complete , GBR)

This role involves monitoring and analyzing security alerts using the CrowdStrike platform, conducting incident response across Windows, Mac, and Linux systems, and performing malware analysis and remediation. The analyst will contribute to a virtual security operations center, providing real-time threat detection and response for global customers while improving detection and countermeasure processes. The position emphasizes technical analysis, customer communication, and thought leadership in cybersecurity.

CrowdStrike United Kingdom

Remote Permanent

Head of Medicinal Chemistry, Drug Design, London

Lead a team of 25 medicinal chemists redefining drug discovery by integrating AI into molecular design. Provide strategic oversight, mentor chemists, and collaborate with AI and biology teams to accelerate projects toward clinical candidate nomination. Shape workflows, challenge traditional approaches, and drive innovation in a culture of scientific excellence and continuous learning.

Isomorphic Labs London, United Kingdom

On-site Permanent

Senior Security Engineer (AI Safety), London, Lausanne

This role involves securing AI-first drug discovery platforms by designing risk frameworks, protecting ML model artifacts, and implementing security controls across distributed training and inference systems. The engineer will lead AI-specific incident response, develop guardrails for LLMs and autonomous agents, and ensure compliance with global regulations like the EU AI Act. Close collaboration with ML researchers and platform teams is essential to embed security into the full AI lifecycle while advancing AI safety standards.

Isomorphic Labs United Kingdom

Hybrid Permanent

Senior Software Test Engineer

A Senior Software Test Engineer will lead test strategy and automation across frontend, backend, and mobile products using microservices and machine learning. The role involves designing test frameworks, mentoring team members, and integrating quality practices into CI/CD pipelines. The engineer will work in a cross-functional team, combining automation with exploratory testing to ensure robust product quality.

Entrust Cannock Chase, United Kingdom

Senior Software Test Engineer

A Senior Software Test Engineer will lead testing initiatives within a cross-functional product engineering team, focusing on frontend, backend, and mobile systems powered by microservices and machine learning. The role involves designing automated test frameworks, mentoring team members, and integrating quality practices into CI/CD pipelines using modern tools and cloud infrastructure. Emphasis is placed on test ownership, automation, and fostering a strong team-wide quality culture.

Entrust London, United Kingdom

Senior Site Reliability Engineer

This role involves ensuring the reliability and resilience of mission-critical cloud-native banking and payments platforms. The Senior SRE will lead on disaster recovery, automation, and operational excellence, while mentoring team members and shaping SaaS product reliability. Work includes Kubernetes, cloud infrastructure, and cross-functional collaboration with engineering and customer-facing teams.

Thought Machine London, United Kingdom

Hybrid Permanent

Senior AI/ML Engineer

This role involves designing, building, and deploying AI-driven systems using state-of-the-art large language models and agent-based systems. You will work closely with cross-functional teams to translate complex problems into scalable AI solutions, optimize system performance, and contribute to the overall AI strategy. The company is at the forefront of applied AI, focusing on automating manual workflows and enhancing decision-making processes.

Platform Recruitment London, United Kingdom £90,000 – £120,000 pa

Hybrid Permanent Flexible

AI Engineer - DV Cleared

Design and implement AI and machine learning solutions for high-impact national security programmes within secure environments. Work with cutting-edge technologies including Palantir Foundry, generative AI, and cloud platforms. Collaborate in multidisciplinary teams to solve complex technical challenges and deliver mission-critical systems.

CBSbutler Holdings Limited trading as CBSbutler London, United Kingdom £80,000 – £100,000 pa

AI Engineer - DV Cleared

This role involves developing and deploying advanced AI and machine learning solutions within secure, high-impact national security programmes. The engineer will work with cutting-edge technologies including Palantir Foundry, Gotham, and AIP, alongside cloud platforms, to solve complex technical challenges. The position operates in a collaborative, multidisciplinary environment with a focus on data engineering, integration, and modelling in a DV-cleared setting.

CBSbutler Holdings Limited trading as CBSbutler Admiralty Arch, London, United Kingdom £80,000 – £100,000 pa

Quant Researcher - ML - Selby Jennings

About the CompanyOur client is a boutique investment firm at the forefront of quantitative investing, combining advanced machine learning, artificial intelligence, and fundamental research to support investment decision-making. The firm has built a sophisticated in-house data and analytics platform that...

eFinancialCareers London, United Kingdom

Business Intelligence Engineer

This role involves rejoining the workforce after a career break through FDM's Returners Programme, focusing on delivering large-scale data and analytics projects for clients. You will receive structured training and support in business intelligence, data engineering, and modern data platforms, with opportunities to progress to senior or lead consultant levels.

FDM Se12Qg, United Kingdom