Lovable★4.0 (43)· London

Uses Go, Rust, TypeScript; AWS, Azure, Google Cloud, Cloudflare; Kubernetes, Terraform, Temporal, OTEL, CI/CD; PostgreSQL, ClickHouse, Firestore, Spanner, BigQuery. Builds the platform for Lovable Enterprise enabling secure, cloud-agnostic deployment, defining architecture for sandboxing, networking, encryption, identity, and mentoring engineers.

Build enterprise-grade web applications using Python (Django/FastAPI), React, TypeScript, and PostgreSQL. Develop RESTful APIs, responsive UI components, and contribute to system design, CI/CD pipelines, and performance optimization.

You’ll work with Python (Django/FastAPI), React, TypeScript, PostgreSQL, REST APIs, and CI/CD. You’ll own end-to-end feature delivery on scalable, enterprise-grade web applications.

You'll work with FastAPI, TypeScript, React, OpenAI/Anthropic, PostgreSQL, and Azure to build AI agent systems—from voice interfaces to workflow orchestration—for aircraft maintenance and manufacturing. Fleetcraft builds infrastructure that helps technicians maintain and manufacture aircraft.

Senior WordPress Developer role: build bespoke WordPress sites and apps using PHP, MySQL, ACF, WooCommerce, Gutenberg, JavaScript (ES6+), SASS/SCSS, Git, Composer, npm, Vite, CI/CD. You’ll also drive AI-assisted development (RAG, MCP, Copilot) and mentor junior developers.

Lovable★4.0 (43)· London

Build enterprise deployments using Go, Rust, and TypeScript on AWS, Azure, and Google Cloud, with Kubernetes, Terraform, and Temporal. You will build the platform that allows large customers to run Lovable securely and at scale across every major cloud provider.

Lead a team of 8 senior engineers using React, TypeScript, Python, FastAPI, Dagster, dbt, Snowflake, and AWS. The company fuses fragmented UK transport data into an operational intelligence layer for councils and highways authorities. This role includes architectural ownership and a path to CTO as the team scales toward 20-30 engineers.

Full Stack Developer role using Python, FastAPI, React, Docker, AWS, PostgreSQL, NodeJS, JavaScript, TypeScript, CI/CD, and unit testing. The developer will work on the company’s products. No team size or project scope is specified.

JavaScript and Vue.js for component-based UIs, Python with FastAPI for Lambda endpoints, PostgreSQL for schema design, and AWS (Lambda, API Gateway, S3). The role involves feature development and redesign of core tools using Vue.js, AWS Lambda, and Aurora PostgreSQL, plus building the backend API layer.

Python, FastAPI, PostgreSQL, GCP, Docker, Terraform. The team builds Scenario Builder, a platform for energy-system modelling, grid planning and decarbonisation analysis. You will lead a hands-on squad of 3–5 engineers, staying close to the code while setting technical direction.

You will work with Python, Django, Django REST Framework, FastAPI, PostgreSQL, AWS, React.js, Docker, Redis, Celery, Pandas, NumPy, Git, Jenkins, Elasticsearch, and Kubernetes, using AI tools like Claude Code and Cursor. You’ll shape the technical direction of a cloud-based property management platform handling payments, quoting, invoicing, booking, search, data pipelines, notifications, and fraud prevention. This is a leadership role bridging product vision and technical execution, guiding engineers toward delivery.

Build React + TypeScript features end-to-end for an AI-native data orchestration platform. The stack includes Python/FastAPI, TypeScript/Express, serverless AWS, Docker, PostgreSQL, and DynamoDB. You’ll run rapid UI experiments and ship multiple times a day in a small, elite team.

Build a new category of SaaS using React on the frontend and Python with Django, Flask or FastAPI on the backend, with cloud technologies desirable. The company uses AI and machine learning to help businesses predict revenue, drive customer loyalty, and capture value from existing customers.

You'll work with Python (Django/FastAPI), React, TypeScript, PostgreSQL, Azure, Docker, and CI/CD to build customer-facing applications and APIs. The team is part of Oritain, a product origin verification company.

You will build production services in **Python/FastAPI** and ship using agentic AI tools like **Claude Code** and **Cursor**. The role is for a PropTech startup that acquires and backs local property management businesses, providing shared tech infrastructure. You’ll work on the core CRM and finance systems that unify the group, with end-to-end ownership in a small, high-autonomy engineering team.

You will work with Agentic Claude Code, Python, AWS, and FastAPI to build backend services and APIs for a healthcare AI platform. The role involves directing AI agents to design, build, and ship software, owning architecture, and setting standards for the team.

You will use Python, Django, PostgreSQL, AWS, Docker, Git, and CI/CD to build and maintain scalable backend applications. Working on a small team, you will develop the next generation of software used by investment management firms to automate reporting and document generation.

Cognizant★3.8 (17k)· London

You will work with Python (FastAPI/Flask), serverless architecture, NextJS/React, third-party APIs, OAuth/JWT, and WebSockets. You will design, build, and enhance the Digital Onboarding Service used across the API Platform.

You will own an existing production React/TypeScript application across web, iOS, and Android, integrating with Python/FastAPI backends and managing CI/CD pipelines. The team builds a computer-vision platform that turns video data into actionable insights. You will drive frontend architecture on a small, collaborative engineering team.

You will work with JavaScript (Angular), TypeScript, Python, FastAPI, Tailwind CSS, Docker, Kubernetes, and AWS. As part of a 13-strong Full Stack team, you'll build features for Urban Jungle’s insurance platform, collaborating with Product, Commercial, and Data.

You will work with Python, FastAPI, TypeScript, Next.js, Azure, MongoDB, Elasticsearch, LLMs, and RAG pipelines. As the second full-stack engineer at a YC-backed healthcare AI startup, you own the product surface, search, analytics, enterprise workflows, and integrations for a platform replacing pharma's manual compliance and consultant processes.

Use Python, FastAPI, and Django to lead the engineering function of a fast-growing FinTech building API-driven web applications. Current projects include AI-powered product enhancements, mortgage sourcing integrations, underwriting automation, and data integrations for affordability assessments.

You'll work with Python, FastAPI, PostgreSQL, Redis, TypeScript, React, Jest, Storybook, Docker, Kubernetes, Terraform, and AWS on the Payments Experience (PayE) team. The team scales Ebury's main web application and builds tooling to help product teams ship features efficiently. You'll mentor junior and mid-level engineers.

You'll ship code across Jay (Python, FastAPI, pydantic-ai) and a Laravel 11 core, with a frontend of Next.js, Nuxt and Vue, on AWS, using Claude Code and an in-house AI engineer. The team is building an AI agent that handles home setup and evolves into a Home OS for post-move tasks. You'll be one of a small, senior, AI-native engineering team.

You'll work with Python, FastAPI, PydanticAI, Langgraph, Langchain, React, AWS or GCP, and containerization/infrastructure-as-code to build production AI systems. The role involves full-stack development—front and back-end—for a FinTech firm's internal AI Centre of Excellence, delivering GenAI solutions including chatbots, assistants, and workflow automation across the enterprise. The team is expanding and expects to triple headcount this year.