Cloud Platform Lead Engineer — AI Infra & Developer Tools

Radiant; United Kingdom; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

25 days of annual leave

Learning Time

Health & Well

Job summary

Radiant is seeking a Lead Cloud Product Engineer to bridge product, software engineering, and cloud infrastructure, turning platform capabilities into simple, high-quality customer experiences. You will work across APIs, SDKs, developer tooling, workflows, platform services, integrations, and user-facing product experiences, partnering closely with product, engineering, infrastructure, SRE, and customers.

This is a hands-on role focused on rapidly prototyping, validating, and shipping product

Qualifications

• Strong software engineering experience, ideally in cloud platforms, developer tooling, infrastructure products, or SaaS.
• Strong experience with APIs, backend systems, and modern web technologies.
• Cloud infrastructure: compute, storage, networking, containers, Kubernetes
• Developer tooling: APIs, SDKs, CLIs, web consoles
• Platform engineering: authentication, permissions, observability, automation
• Comfortable working across the stack where needed, from backend services and integrations to lightweight frontend experiences.
• Comfortable moving quickly from an ambiguous customer problem to a working prototype or production implementation.
• Strong communication skills and comfortable working directly with product teams and customers.

Responsibilities

• Build and prototype product features, workflows, APIs, SDKs, and developer tooling.
• Work closely with Product to turn customer needs into working technical solutions and product experiences.
• Develop integrations across compute, storage, networking, identity, billing, and platform services.
• Improve developer experience, self-service, onboarding, and time-to-value.
• Work directly with customers and internal teams to identify friction and validate solutions.
• Support product discovery with technical prototypes, demos, experiments, and proof-of-concepts.
• Help define technical requirements, documentation, examples, and best practices.
• Take successful prototypes through to production‑quality implementation where appropriate.

Skills

APIs & Backend

Cloud infrastructure

Kubernetes

Developer tooling

Platform engineering

Full-stack familiarity

Communication

Prototyping

Tools

SDKs

CLIs

Web consoles

Job description

Radiant is seeking a Lead Cloud Product Engineer to bridge product, software engineering, and cloud infrastructure, turning platform capabilities into simple, high-quality customer experiences. You will work across APIs, SDKs, developer tooling, workflows, platform services, integrations, and user-facing product experiences, partnering closely with product, engineering, infrastructure, SRE, and customers.

This is a hands-on role focused on rapidly prototyping, validating, and shipping product