Latest Distributed Ledger Jobs

Sr. Manager, Data Science , GBR)

Lead a team of data scientists focused on applying machine learning and large language models to cybersecurity challenges, including malware detection, behavioral threat analysis, and AI-driven security automation. Translate business needs into technical research objectives and collaborate across security, engineering, and product teams to deliver production ML systems at scale. Work on high-impact problems involving reverse engineering, decompilation, and adversarial dynamics within a platform processing trillions of daily events.

CrowdStrike

Remote

Engineering Manager - Observability , London)

Lead and grow a team of engineers building observability platforms for large-scale distributed systems, focusing on metrics and tracing infrastructure. Collaborate on architecture design, conduct technical reviews, and drive innovation through open-source tools and cloud-native technologies. Work in a hybrid environment with a focus on reliability, scalability, and DevOps practices.

CrowdStrike

Hybrid

Senior Performance Engineer

This role involves analyzing end-to-end performance of large-scale AI workloads across compute, networking, storage, and software stacks. The engineer will design performance studies, diagnose bottlenecks, and develop optimization strategies for AI systems running on NVIDIA's DGX Cloud infrastructure. Work includes close collaboration with deep learning engineers, platform teams, and architects to deliver measurable performance improvements at scale.

NVIDIA

Senior Compiler Engineer

Design and optimize compiler software for NVIDIA's Grace CPUs, focusing on performance improvements for AI and HPC workloads. Collaborate with upstream open-source communities and contribute to next-generation CPU micro-architecture development. Work within a globally distributed engineering team to enhance the GNU Toolchain and LLVM-based infrastructure.

NVIDIA Cambridge, United Kingdom

Hybrid Permanent

Senior Staff Software Engineer - Unity Catalog Runtime Enforcement

The role involves leading the development and hardening of the runtime enforcement layer for Unity Catalog, ensuring secure and consistent data access across Databricks' compute engines and clouds. The engineer will drive cross-organizational initiatives, establish operational models, and build automation tools to improve system reliability and security at scale. This position plays a key technical leadership role in shaping how data governance is enforced across a large-scale distributed platform.

Databricks London, United Kingdom

Staff Software Engineer - Backend

Design and build high-performance, reliable backend services for a large-scale data and AI platform. Work on distributed systems, cloud storage integration, and reliability improvements as part of a foundational engineering team. Focus on solving complex technical challenges across product and infrastructure layers in a fast-growing environment.

Databricks London, United Kingdom

On-site Permanent

Contracts Manager, EMEA

This role involves managing and negotiating complex commercial and procurement contracts for Anthropic's EMEA operations, with a focus on supporting AI technology transactions. The Contracts Manager will work closely with legal and business teams to streamline contract processes, implement scalable solutions, and align regional execution with global legal strategy. Key responsibilities include drafting agreements, improving contracting efficiency, and enabling cross-functional stakeholders through local rollout of policies and initiatives.

Anthropic London, United Kingdom £140,000 – £180,000 pa

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

Principal Machine Learning Engineer

Lead the development and deployment of advanced speech recognition models, bridging research and production. Drive technical vision, mentor engineering teams, and optimise large-scale ML systems for accuracy, speed, and scalability. Work across the full ML lifecycle with a focus on transformers, distributed training, and MLOps best practices.

Speechmatics London, United Kingdom

Hybrid Permanent

Principal Research Engineer

Lead end-to-end technical development of large-scale generative video models, spanning pre-training and post-training stages, with direct impact on product. Bridge research and engineering to accelerate the deployment of cutting-edge avatar video generation. Focus on building high-resolution, long-form human-centric video models using proprietary data pipelines and distributed training infrastructure.

Synthesia London, United Kingdom

Remote Permanent

Applied Scientist Lead - Computer Vision

Lead a team of applied scientists building computer vision and machine learning systems for identity verification at scale. Focus on developing vision-language models and compact mobile-optimized models to combat fraud and improve digital trust. Work closely with product and engineering to deploy resilient, production-grade systems in adversarial environments.

Entrust London, United Kingdom

On-site Permanent

Associate Director, Platform Engineering

Lead and develop the platform engineering team responsible for hybrid infrastructure, Kubernetes-based clusters, and scientific compute environments that support machine learning and drug discovery workflows. Define platform strategy, ensure robust CI/CD, observability, and security, and act as a technical leader across engineering and data science. The role involves shaping a developer platform tailored to computational scientists and genomic data pipelines in a high-impact TechBio environment.

Relation Therapeutics London, United Kingdom

Permanent

Senior Engineering Manager

Lead the engineering team behind Multiverse's Diagnose & Prescribe (D&P) system, which assesses skill gaps and guides learners and employers to the right apprenticeships. You'll own technical direction, team health, and delivery across AI-driven services including RAG, LLM-scored assessments, eligibility logic, and onboarding flows. Work closely with Product, Design, and GTM to shape an AI-native platform while evolving services out of a legacy monolith.

Multiverse London, United Kingdom

Hybrid Permanent Clearance Required

Red Team Director

Leads advanced red teaming operations to proactively identify vulnerabilities in Barclays' IT systems through adversary emulation, penetration testing, and threat modelling. Drives transformation by integrating purple teaming, AI-enhanced testing, and early security integration across the technology lifecycle. Collaborates with SOC and senior stakeholders to improve cyber resilience, regulatory compliance, and organisational readiness against sophisticated threats.

Barclays United Kingdom

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