Platform Engineer – AI-Native Infra & Networking

Tessl; Greater London; On-site; GBP 90,000 - 150,000; Full time

Benefits offered by this job

25 days holiday

Health insurance

Company pension

Commuting stipend

Cycle to work

Job summary

Tessl, a fast-growing London-based startup, is hiring a Software Engineer to help build real-time AI-native workflows and scalable platform infrastructure. You will design, prototype and ship features end to end in a high-autonomy environment, collaborating closely with product, design, and the wider engineering team.

The role spans product engineering, platform infra, and AI-native automation, with emphasis on building robust networking, multi-region deployments, and observable systems.

Qualifications

• Proven experience as a Software Engineer with strong code discipline.
• Hands-on with platform and infra work across cloud environments.
• Familiarity with AI tooling and agent-based automation is a plus.

Responsibilities

• Design and implement end-to-end features with a focus on reliability.
• Prototype new capabilities and plan scalable implementations.
• Collaborate with product, design and other engineers to ship fast.
• Improve developer experience and platform ergonomics for faster shipping.
• Partner with security to ensure default-compliance and controls.

Skills

Software Engineer

TypeScript/Node

Platform & Infrastructure

AI tooling

Networking fundamentals

Kubernetes

Tools

AWS/EKS

CI/CD

OpenTelemetry

Sentry

Job description

Tessl, a fast-growing London-based startup, is hiring a Software Engineer to help build real-time AI-native workflows and scalable platform infrastructure. You will design, prototype and ship features end to end in a high-autonomy environment, collaborating closely with product, design, and the wider engineering team.

The role spans product engineering, platform infra, and AI-native automation, with emphasis on building robust networking, multi-region deployments, and observable systems.