Full Stack Engineer (London, Belgrade, Berlin)

Perplexity; City Of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading technology company based in the UK is seeking an experienced Full Stack Engineer to develop AI-powered features from frontend to backend. The ideal candidate has over 4 years of industry experience, a strong programming background, and a passion for creating high-quality products in a fast-paced environment. This role emphasizes collaboration across multiple teams to drive innovation and enhance user experience.

Qualifications

• 4+ years of industry experience.
• Strong coding fundamentals.
• Ability to work across the full stack.

Responsibilities

• Partner closely with teams to ship experiments and iterate.
• Drive launch of new features and campaigns.
• Architect systems that integrate new tools.
• Build and maintain core components for frontend.

Skills

Strong programming skills

Experience in frontend and backend systems

Self-driven mindset

Passion for high-quality product building

Rapid prototyping and experimentation skills

Tools

NextJS

TypeScript

React

Python

Kubernetes

AWS

Docker

Job description

Perplexity is looking for an experienced Full Stack Engineer to build and ship AI‑powered product features end to end across both the frontend and backend.

Stack: NextJS | TypeScript | React | Python | Kubernetes | AWS | Docker

Responsibilities

• Partner closely with Search, AI, Design, and Product teams to ship experiments and rapidly iterate on insights.
• Drive the launch of new features, experiments, and campaigns in a fast‑paced, evolving environment.
• Architect and implement systems that integrate new tools with existing pipelines and LLM or agent‑based evaluation frameworks.
• Build, refine, and maintain the core components that power Perplexity’s frontend experience.

Qualifications

• Strong programming skills and the ability to work effectively across the full stack.
• Solid coding fundamentals and experience contributing to both frontend and backend systems.
• Self‑driven mindset with strong ownership and follow‑through.
• Passion for building high‑quality products, rapid prototyping, experimentation, and creating accessible user experiences.
• 4+ years of industry experience.