NatWest Group★3.7 (1.2k)· London

Leading a team building cloud-hosted, event-driven microservices at NatWest Boxed, you will manage software and quality engineers across empowered squads while working with AWS, Google Cloud Platform, Java, Python, JavaScript, ReactJS, AngularJS, Kafka, Hadoop, PostgreSQL, Snowflake, and GitLab.

You will work with agentic LLMs, reinforcement learning, Python, PyTorch, JAX, HF, and tools like CleanRL/AutoGen/LangGraph on an agentic code generation tool. The team designs multi-agent and RL approaches, builds research prototypes, creates evaluation suites, and curates datasets from complex technical documents.

HCLTech★3.7 (11k)· London

You will work with Python, Go or Java, TypeScript, REST/gRPC, Gemini 3.0, Vertex AI, BigQuery, Vector Search, AlloyDB, Apache Beam/Dataflow, Agent Development Kit, LangGraph, and GKE. The role deploys Gemini Enterprise Agent Platform, designs multi-agent systems, and builds RAG pipelines to integrate with legacy APIs and ERP systems. Clients are in FS, RCPG, LSH, and manufacturing domains.

Sonar★5.0 (2)· London

You will work with Python, core ML frameworks, and post-training techniques including GRPO, PPO, RLVR, SFT, PEFT, and preference/safety alignment (Rust or SonarQube flagship languages are a plus). You will join a cross-disciplinary team developing advanced products that post-train models to power enterprise agentic coding practices, ensuring code meets enterprise standards.

Croud★4.4 (14)· London

Leads technical SEO and Web Experience, optimising client websites for search and AI chat engines using HTML, CSS, JavaScript, Chrome DevTools, Lighthouse, PageSpeed Insights, WebPageTest, Apache configs, CLI tools, Jira/Azure DevOps, and structured data. Oversees site migrations, platform rebuilds, and technical roadmaps as Croud’s senior technical authority.

You’ll work with JavaScript, TypeScript, React, Next.js, Node.js, Python, WebGL, Three.js, Unity, Unreal Engine, TouchDesigner, LLMs, AI agents, ComfyUI, vector databases, AWS/GCP/Azure, and Figma. At WPP Production, a global content production company, you’ll rapidly prototype and scale interactive digital experiences, bridging software engineering and creative design. You will line-manage and mentor mid-level and junior developers.

Verisk★3.5 (361)· London

Use TypeScript, JavaScript, Angular, Node.js, Azure or AWS, and microservices to design and build large-scale, cloud-native software solutions for Verisk’s insurance analytics platforms. You will shape technical architecture across multiple products and teams.

You'll work with Python, Go, React, TypeScript, Docker, Kubernetes, APIs, model-serving systems and distributed-inference workloads. Partnering directly with customers, you'll architect, build and deploy production AI/ML systems on Lightning's end-to-end platform, covering inference infrastructure, distributed systems and AI workflows.

Work with RPA platforms (UiPath, Automation Anywhere, NICE), machine learning, chatbots, content intelligence tools (ABBYY), and languages such as C#, .NET, Java, Python, SQL, HTML, or JavaScript. The company focuses on robotic process automation, delivering solutions for clients primarily in the UK, US, and Europe.

Design, develop and maintain software solutions using C#, Java, C++ or Python with Agile methodologies. No specific product or project is described; the company builds high-quality software applications.

You will work with Python (Django, FastAPI), TypeScript, React, Astro, Svelte, PostgreSQL, AWS, Terraform, and frontier LLMs via Amazon Bedrock. The i.AI team builds AI products that transform UK public services in education, health, planning, and parliament, shipping at startup pace.

Build AI products for the UK government using Python (Django, FastAPI), TypeScript, React, Astro, Svelte, PostgreSQL, AWS, Terraform, and Amazon Bedrock. You will work in a small cross-disciplinary team on products that change public services across education, health, planning, and parliament. As a lead, you will own the technical architecture and coordinate engineering work across your team.