On

Lead-SoftwareEngineer(DevEx)

London, United Kingdom
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Lead candidates.

The Brief

“Lead - Software Engineer (DevEx) at On. Skills: Developer Experience (DevEx), CI/CD pipeline automation, GraphQL API Gateway management, Internal Developer Platform (IDP) development. Design and implement highly automated CI/CD pipelines. Build common templating systems”

What You'll Achieve.

Measurable reduction in lead time for new services reaching production; Product teams can provision infrastructure and deploy APIs independently using self-service tools; High adoption of standardised 'Golden Path' templates, leading to fewer production incidents and faster MTTR; High internal Developer Satisfaction (DevEx) scores and positive feedback on maintained tooling; Measure 'time to value'

What They're Looking For.

Must Have

Experience with CI/CD pipelines, Experience with common templating systems, Experience with GraphQL API Gateway, Experience with supergraph composition, Experience with runtime stability, Experience with schema governance standards, Experience with Cloud Abstraction Layer, Experience with Developer Portal, Experience with self-service tools, Experience with CLIs, Experience with service catalogs, Understanding of DORA metrics, Understanding of DevEx signals

Nice to Have

SRE familiarity with the Apollo tech stack

What You'll Do.

Design and implement highly automated CI/CD pipelines

Build common templating systems

Manage the supergraph composition

and schema governance standards for the Apollo GraphQL API Gateway

Develop the Cloud Abstraction Layer and Developer Portal

Build self-service tools

Measure the success of built tools using DORA metrics and DevEx signals

How You'll Work.

Team & Collaboration

Contribute to the power of the whole through consistent teamwork; Serve as the bridge between infrastructure and product

Full Job Description

Lead Software Engineer - Developer Experience (DevEx) In Short At On, we believe technology should move as fast as a runner. We are building the foundation that allows our engineering organization to scale, innovate, and deliver value without friction. We are looking for a Lead Software Engineer to join the Developer Experience (DevEx) team. In this hands-on role, you will build the platform that empowers dozens of technology teams to build, ship, and operate services effortlessly. You will be involved in architecting and building our "Golden Path," ensuring that speed, safety, and reliability are baked into every developer's workflow. Your Mission Help Engineer the Golden Path: Design and implement highly automated CI/CD pipelines (GitHub Actions) and common templating (Typescript/Node) systems that allow a developer to go from "idea" to "production-ready service" in minutes. GraphQL Infrastructure: Act as a core contributor to our central Apollo GraphQL API Gateway. You will help manage the supergraph composition, runtime stability, and schema governance standards to ensure a consistent contract for all consumers. Help to Build the Internal Developer Platform (IDP): Help develop our Cloud Abstraction Layer and Developer Portal. This includes building self-service tools, CLIs, and service catalogs that reduce cognitive load for engineers. SRE familiarity with the Apollo tech stack is highly regarded. Data-Driven: You understand DORA metrics and DevEx signals, using them to measure the success of the tools you build. What Success Looks Like Velocity: A measurable reduction in lead time for new services reaching production. Autonomy: Product teams can provision infrastructure and deploy APIs independently using your self-service tools. Stability: High adoption of standardised "Golden Path" templates, leading to fewer production incidents and faster MTTR. Satisfaction: High internal Developer Satisfaction (DevEx) scores and positive feedback on the tooling you maintai

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