Latest Public Sector Jobs

Machine Learning Researcher

Conducts machine learning research to advance Darktrace's AI-driven cybersecurity platform, prototyping new models and integrating them into production systems. Works across research, engineering, and security teams to solve novel problems using language models, neural networks, and statistical methods. Focuses on developing optimised, deployable ML solutions for diverse environments including edge devices.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Senior Software Engineer (C++ & Swift)

You will develop and maintain the macOS codebase using modern C++ and Swift, contributing to the design and implementation of innovative cybersecurity solutions. The role involves rapid prototyping, structured development of platforms, and mentoring team members. You will work closely with cross-functional teams, participate in code reviews, and help advance Darktrace’s AI-driven methodology for detecting and responding to unknown cyber threats.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Applied AI Engineer, Startups (Codex)

This role involves working closely with startups to integrate OpenAI's Codex into their development processes. Responsibilities include designing and leading technical talks, workshops, and hackathons, building reusable tools and resources, and translating customer feedback into actionable insights for OpenAI's teams.

OpenAI London, United Kingdom

On-site Permanent

Forward Deployed Engineer - London (Spanish-speaking)

This role involves leading end-to-end technical deployments of cutting-edge AI models for strategic customers, from prototyping to production. The engineer will build full-stack systems, deeply integrate with customer teams, and translate field feedback into product and model improvements. Success is measured by real-world adoption and measurable impact on customer workflows.

OpenAI London, United Kingdom

Permanent

Sr. Software Engineer II - Cloud Detection Engine , London)

This role involves designing, building, and scaling the foundational services for CrowdStrike's Cloud Detection Engine (CDE) platform. You will work on large-scale distributed systems, real-time data processing, and advanced detection capabilities, collaborating with multiple teams to ensure high performance and resilience.

CrowdStrike London, United Kingdom

Hybrid

Corporate Sales Engineer , GBR)

The Corporate Sales Engineer role at CrowdStrike involves a mix of technical and strategic responsibilities, including supporting the sales process, conducting competitive research, and developing technical solutions. You will work closely with cross-functional teams to drive sales objectives and improve team effectiveness.

CrowdStrike Reading, United Kingdom

Hybrid

Forward Deployed Software Engineer

Design and build full-stack applications that integrate AI-driven physics simulation models into real-world engineering workflows. Collaborate directly with customers and technical teams to prototype, deploy, and iterate on high-impact tools across aerospace, energy, and advanced manufacturing. Work across backend services, APIs, and cloud infrastructure while contributing to core platform development.

PhysicsX North Tyneside, NE29 8EP, United Kingdom US$150,000 – US$250,000 pa

Principal Solutions Engineer - Aerospace & Defense

Lead business development and technical delivery for AI-driven engineering simulation solutions in the aerospace and defense sector. Engage with senior engineering leaders to identify opportunities, scope projects, and drive adoption of the PX Platform. Shape product direction through customer feedback and represent the company at industry events, balancing strategic account growth with hands-on project oversight.

PhysicsX England US$175,000 – US$250,000 pa

Hybrid Permanent Clearance Required

Partnership Strategy & Operations Lead, International

Lead the go-to-market strategy and operations for Anthropic's international partnerships, spanning UKI, EMEA, India, Japan, and APAC. Define regional targets, forecast accuracy, and operating rhythms while driving cross-regional initiatives to shape global partnerships architecture. Build scalable systems that align with local market realities and support enterprise AI adoption through indirect revenue models.

Anthropic London, United Kingdom £195,000 – £225,000 pa

Technical Deployment Lead

Lead end-to-end technical delivery of custom AI agent solutions for enterprise clients in regulated industries, managing product scoping, stakeholder engagement, and deployment execution. Translate business objectives into technical roadmaps, coordinate cross-functional teams, and define measurable impact while navigating compliance and organizational complexity. Help build scalable deployment playbooks and feed real-world insights back into product and research.

Anthropic London, United Kingdom £165,000 – £230,000 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

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, Pretraining

This role involves conducting research and engineering to advance large language models, focusing on model architecture, optimization, and scalable training infrastructure. You'll work across the full stack—from low-level system optimizations to high-level model design—while contributing to scientific experiments and tooling. The position emphasizes collaboration, interpretability, and AI safety within a cohesive research team.

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

Research Engineer, Pretraining Scaling - London

This role involves owning critical parts of Anthropic's production pretraining pipeline for large language models, focusing on reliability, performance optimization, and debugging across hardware, networking, and training dynamics. The engineer will run experiments to improve training efficiency, respond to incidents during model launches, and collaborate closely with research and systems teams. It’s a high-impact, operational role blending deep technical engineering with empirical research in a fast-paced, safety-focused AI environment.

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

Research Engineer, RL Scaling Science

This role involves designing and running large-scale reinforcement learning experiments to understand scaling effects across model size, compute, and task horizon. The engineer will build benchmarks for long-horizon RL, debug system-level issues that emerge at scale, and translate validated research findings directly into production training pipelines. The position sits at the intersection of research and systems engineering, requiring deep empirical rigor and close collaboration with both research and infrastructure teams.

Anthropic London, United Kingdom £375,000 – £640,000 pa