Lead a small team of data and AI engineers using Python (Flask/Django), Pandas, and React.js on containerised, cloud-based systems (AWS/Azure). As a data and AI consultancy, QuantSpark turns strategy into working systems across financial services, retail, and other sectors. This client-facing role also owns team hiring and performance alongside technical direction.

ServiceNow Architect using CSM, ITSM, ITOM, CMDB, TNI, IntegrationHub, JavaScript, Flow Designer, and TMF APIs to design and configure telecom BSS/OSS/Network solutions. The role leads ServiceNow implementation and integration for a consulting practice transforming telecom operator operations.

You'll work with Python, PostgreSQL, MySQL, BigQuery, FastAPI, Flask, GCP/AWS, and CI/CD pipelines. You'll join the commercial performance insights squad to build data pipelines and event streams for monitoring algorithmic insurance underwriting, including Monte Carlo simulation.

You'll work with GA4, Google Merchant Center, and Excel/Google Sheets, with Python, JavaScript, PHP, or HTML also beneficial. As the autonomous SEO lead for Karen Millen, you'll drive organic traffic, optimize on- and off-page elements, and spearhead AI Optimisation (AIO) and Generative Engine Optimisation (GEO) strategies for the brand's website.

You will work with Python, FastAPI, Postgres, Docker, and LLM agentic systems (prompting, tool-calling, RAG). Orbital is an agentic LLM platform answering operational and analytical questions for energy and heavy industry clients. This is a founding-level QA role with no stated team size.

You will work with Python or Go, Kong (Envoy or Apigee), RBAC/OIDC, MCP, and LLM providers including Anthropic, AWS Bedrock, and OpenAI. The team builds and runs the infrastructure connecting engineers and client workloads to multiple LLM providers, covering the inference control plane, orchestration tooling, and governance controls.

You work with Python or Go, API gateways (Kong, Envoy, Apigee), LLM providers (Anthropic, AWS Bedrock, OpenAI), RBAC/OIDC, and MCP patterns. The AI Platform Engineering team builds and runs the infrastructure connecting engineers and client workloads to multiple LLM providers—including the API gateway, orchestration/lifecycle tooling, and governance controls. As Principal, you set technical direction for the platform and act as a trusted extension of leadership.

Build production-grade generative and agentic AI using Python, scikit-learn, TensorFlow, PyTorch, XGBoost, LangChain/LangGraph, RAG, AWS Bedrock/SageMaker, Azure, GCP, vector stores, SQL, Kubernetes, and CI/CD for the company’s product platform.

Build and run a platform team's API gateway (Kong, Envoy, or Apigee) and routing layer connecting engineers to multiple LLM providers (Anthropic, AWS Bedrock, OpenAI). Use Python or Go to build orchestration, RBAC/OIDC access controls, caching, and governance tooling. The team builds the infrastructure—from inference control plane to a reusable capability marketplace.

IQVIA★3.7 (2.7k)· London

Senior AI Platform Engineer working with LLMs, GPU infrastructure (AWS, on-premises), Slurm, Kubernetes, Ray, PyTorch, CUDA, vLLM, TensorRT-LLM, NVIDIA NIM, and profiling tools. The role defines and delivers infrastructure strategy for IQVIA’s LLM programmes, transforming research into production-ready AI for healthcare.

You will work with n8n, GPT, Claude, Gemini, and other LLMs, using APIs, webhooks, SQL, Python, and JavaScript to build production-ready AI agents and automations. Geomiq operates a digital manufacturing platform connecting engineers with global partners, and you will automate workflows across Sales, Operations, Supply Chain, Finance, and Product teams as their first dedicated AI builder.

You will work with Java microservices, Spring Boot, Python, SQL, Snowflake, dbt, Airflow, LangChain, Sagemaker, and MLflow. The data science team builds ML solutions for risk-based decisioning, pricing, and operational automation in insurtech/fintech. This is a hands-on leadership role—you will lead and develop the team while setting technical standards.

You’ll build and operate Kubernetes infrastructure for AI workloads using Terraform, Python, and AWS/GCP, plus CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, Argo CD) and observability stacks (Datadog, Prometheus, Grafana). The role applies SRE discipline—SLOs, incident response, on-call—to AI platforms at CreateFuture, an AI-native consulting firm building digital products for clients.

You’ll work hands-on with React, JavaScript, Python, GCP, Terraform, Git, and AI/ML tooling. As part of ace, you’ll own the build-out and enterprise adoption of a leading global hedge fund’s in-house automated testing platform, with full-stack development, CI/CD, and governance. You’ll mentor a small QA function transitioning from manual testing.

You will build a bespoke blockchain from scratch using Rust, C++, CUDA, Solidity, TypeScript, React, and Node.js. Arena Entertainment builds digital entertainment platforms including MetaWin and WOW Vegas, and is creating a new blockchain for gaming and DeFi.

You’ll work with JS/TypeScript, React, Node, and Azure, implementing infrastructure as code and using AI tools throughout. PharmLogic provides a compliant data layer for community healthcare, letting pharmacies use patient data for growth and communications—NHS-assured and live in hundreds of pharmacies. You own product decisions end to end as the first engineer, working directly with the CEO and founding team.

Build Python (FastAPI/Flask) features for the NHS Digital Onboarding Service (DOS) within a serverless architecture, paired with a NextJS/React client frontend. The service is part of the NHS API Platform.

Backend QA Engineer role at Lush Digital, testing GraphQL/REST APIs, databases (SQL/NoSQL), and microservices using TypeScript or Python, with tools like Postman, k6/JMeter, Kafka/RabbitMQ, Docker, and CI/CD pipelines. The team ensures backend reliability, security, and performance across Lush's global digital platform transformation.

Senior UI Software Engineer role at Citi building trading GUIs for the Foreign Exchange business, covering full development lifecycle with technical leadership. You will use TypeScript, React, JavaScript, HTML5/CSS, FDC3, REST/WebSocket APIs, Kafka/Solace/Tibco, and CI/CD tools like Jenkins, with desktop container experience in Chromium/Electron/OpenFin.

Cushman & Wakefield★3.6 (2.3k)· London

You will work with Microsoft Azure, VMware (AVS, NSX-T, Aria Operations, Automation, HCX), Azure DevOps, GitHub, PowerShell, Terraform, Ansible, Bicep, and various Azure services. You will implement and manage cloud solutions for Cushman & Wakefield, a global commercial real estate services firm.

The role covers hybrid cloud engineering across on-premises and cloud, using Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive, Intune), Entra ID, Active Directory, Azure/AWS, PowerShell, Terraform, VPNs, ExpressRoute/Direct Connect, DNS, and firewalls. Bestway Group is a diversified multinational family-owned business spanning wholesale, pharmacy, real estate, cement, and banking. No team size is stated.

You will work with AWS, Kubernetes (EKS/GKE/AKS), Terraform, CloudFormation, Helm, Pulumi, Python, Go, Shell, HCL, and Rego to build security tooling and automation. Wiz provides a cloud security platform that secures cloud and AI applications by connecting code, cloud, and runtime, protecting infrastructure for over 65% of the Fortune 100.

FDM Group★2.9 (270)· London

Java, Spring Boot, React/React Native, AWS, microservices, RESTful APIs, CI/CD, SQL, TDD/BDD. The role is within a key engineering team delivering strategic lending and banking technology initiatives for a financial-services client.

You’ll build cloud-native apps with C#/.NET and Azure, design Microsoft Fabric and Medallion data pipelines, handle ETL/ELT, SRE, and integrate LLMs via OpenAI/Azure OpenAI. Based at startup Lineten Ltd., you’ll join a small team enabling internal and external data self-service analytics.

Use AWS services (IAM, VPC, S3, EC2, GuardDuty, etc.) and optionally Terraform to design and build resilient Cloud infrastructures, develop security solutions, and monitor threats. The team ensures information security by implementing controls, policies, and disaster recovery for Cloud environments.