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.

EXL Service★3.7 (2k)· London

You will work with Generative AI tools (OpenAI, LangChain, Hugging Face, Vertex AI, Bedrock), LLMs, vector databases (FAISS, Pinecone, ChromaDB), and Python frameworks (Transformers, PyTorch, scikit-learn). As part of EXL’s Data Science Team, you’ll build and deploy GenAI solutions for enterprise use cases such as customer service, document automation, summarization, and knowledge retrieval.

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.

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.

News UK★3.8 (59)· London

Build interactives, calculators and data visualizations using JavaScript, React or Svelte, D3, QGIS/Mapbox/Leaflet, R or Python, SQL, Git and AI models. Join the data journalism team at The Times and The Sunday Times to fact-check claims, generate stories and maintain data infrastructure for award-winning investigations.

Software engineer role at UnderwriteMe, an Insurtech company building underwriting decision engines and insurance marketplaces. The role involves Java, Kotlin, Spring Boot, AWS, cloud-native development, and CI/CD, owning the full software lifecycle. Engineers lead technical initiatives, mentor peers, and collaborate with product managers.

Work with Python, GitLab CI/CD, Helm, ArgoCD, Terraform, Kubernetes, OpenShift, AWS, Docker, Bash, and Go to build CI/CD pipelines and manage infrastructure as code. This free 16-week course prepares candidates for a DevOps role with one of the company's clients.

Tesco★3.5 (25k)· London

Work with .NET/C#, Java, Cassandra, Docker, HAProxy, Azure DevOps, and TDD. The payments service team delivers HTTP services managing payments at global scale for Tesco, handling 100M+ transactions daily. You'll also mentor and develop others.

Java, RESTful APIs, PostgreSQL/Oracle DB, Kubernetes, AWS, and SQL. The role involves building and maintaining microservices, APIs, and databases; writing unit tests; deploying on Kubernetes; and setting up monitoring.

News Corp★3.5 (70)· London

Work with JavaScript, React or Svelte, D3, QGIS, Mapbox, Leaflet, R or Python, AI models, SQL and Git. You will build interactives, calculators and data-visualisation for the data journalism team at The Times and The Sunday Times, fact-checking claims and generating data-led stories.

Work with React, Node.js, ThreeJS/WebGL, and SASS, plus WebAR (8th Wall), Unreal, Blender, and AI frameworks like TensorFlow. As part of Powster (Vista Group’s creative studio), you lead the full development lifecycle of immersive WebGL websites and AR experiences for major movie, music, and streaming clients.

Design and maintain automated test suites using C

You will use Python, core ML frameworks, and post-training techniques (GRPO, PPO, RLVR, SFT, PEFT) to develop enterprise-grade coding agents. This cross-disciplinary team combines Sonar’s static analysis with LLM post-training to help customers build agents generating high-quality code meeting enterprise standards.