Staff Product Engineer: End-to-End Impact & Internal Tools

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

Job summary

Dex's partner company is seeking a Staff Product Engineer to own end-to-end features, from concept to deployment, while building internal guardrails and tooling to empower non-engineers. The role emphasizes product impact, fast iteration, and data-driven decisions.

You will balance direct product work with creating scalable internal systems, focusing on TypeScript/React, distributed challenges, and a product-first mindset to improve user flows and copy.

Qualifications

• At least 2 years of professional engineering experience.
• Own problems end-to-end from fuzzy requirements to shipped solutions.
• Strong full-stack proficiency in TypeScript and React.
• Experience with distributed systems and external integrations.
• Product-first mindset with attention to UX and copy.

Responsibilities

• Build and launch new agentic service lines, from initial concept to live deployment.
• Design and implement core product improvements, often with a small team.
• Develop internal tooling and 'guardrails' that enable non-engineers to ship product changes independently.
• Tackle complex challenges in long-running workflow orchestration, retries, and integrations with external systems.
• Iterate rapidly on product experiments, using data to prove impact and inform future direction.

Skills

TypeScript

React

Full-stack

Distributed systems

End-to-end ownership

Tools

Internal tooling

Workflow orchestration

Job description

Dex's partner company is seeking a Staff Product Engineer to own end-to-end features, from concept to deployment, while building internal guardrails and tooling to empower non-engineers. The role emphasizes product impact, fast iteration, and data-driven decisions.

You will balance direct product work with creating scalable internal systems, focusing on TypeScript/React, distributed challenges, and a product-first mindset to improve user flows and copy.