Senior Software Engineer – AI-Native Data Platforms

CoreWeave; Livingston; On-site; GBP 70,000 - 100,000; Full time

Job summary

CoreWeave is hiring in Livingston, United Kingdom for an Applications Engineer who will build full-stack applications and features inside UNION, and own them in production from UI to data model.

You will work with TypeScript, React, Next.js, Python, and Kubernetes, shipping AI-powered interfaces and agents that operate on governed data. You will collaborate with non-engineers to define problems and deliver scalable software solutions.

Qualifications

• 5+ years building and operating production software, including backend services and modern web frontends.
• Experience collaborating with non-engineers to define problems and ship usable software.
• Strong SQL and relational data modeling, with live schema changes.
• Hands-on with containers and deployment tools such as Docker, Helm and Kubernetes.
• Experience wiring apps to data platforms and analytic databases like Spark, Kafka, Snowflake.
• Proficient in Python and TypeScript with React/Next.js or similar.
• Designing and running HTTP APIs with timeouts, retries, and correct writes.
• Shipping LLM-backed features to production with measurable quality.
• Experience with CI/CD, testing, observability and on-call responsibilities.
• Experience building AI-native apps and data-native interfaces in a cloud-native setup.

Responsibilities

• Build full-stack applications and features inside UNION and production, from interface to data model.
• Own the software in production and be the point of contact when things break.
• Collaborate with cross-functional teams including engineering, data, and operations to define what to build next.
• Ship AI-facing interfaces and agents that operate on governed data with measurable accuracy.
• Work out undocumented processes and define the right software to meet business needs.

Skills

Full-stack development

TypeScript

React

Next.js

Python

SQL

Kubernetes

Docker

LangGraph / AI frameworks

LLM-powered features

Tools

Docker

Helm

Kubernetes

PostgreSQL

Spark / Kafka / Snowflake

Job description

CoreWeave is hiring in Livingston, United Kingdom for an Applications Engineer who will build full-stack applications and features inside UNION, and own them in production from UI to data model.

You will work with TypeScript, React, Next.js, Python, and Kubernetes, shipping AI-powered interfaces and agents that operate on governed data. You will collaborate with non-engineers to define problems and deliver scalable software solutions.