Senior AI-Driven Full-Stack Engineer (Client-Facing)

Junior AI; Greater London; On-site; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Private health insurance

Team lunches

International off-sites

Gym membership

Dinners provided when working late

Job summary

Junior in London is seeking a senior software engineer to own features end to end across the frontend, backend and data layer, shipping on a weekly cadence and speaking directly with paying customers.

You’ll be deeply hands-on with TypeScript, Next.js and PostgreSQL, able to design polished React/Next.js interfaces, tackle hard TS problems live, and help shape Junior’s engineering culture as the team grows in Farringdon. 5+ years of experience required; London-based or relocating to Farringdon.

Qualifications

• 5+ years of engineering experience
• Strong in TypeScript, Next.js and PostgreSQL
• Able to design polished React/Next.js interfaces
• Can solve difficult TypeScript problems live
• High-agency and product-minded

Responsibilities

• Own features end to end across frontend, backend and data layer
• Ship on a weekly cadence
• Speak directly with clients using what you build
• Use conversations to shape product decisions
• Help define Junior’s engineering culture as the team grows

Skills

TypeScript

Next.js

PostgreSQL

React

System design

End-to-end ownership

Client-facing

Job description

Junior in London is seeking a senior software engineer to own features end to end across the frontend, backend and data layer, shipping on a weekly cadence and speaking directly with paying customers.

You’ll be deeply hands-on with TypeScript, Next.js and PostgreSQL, able to design polished React/Next.js interfaces, tackle hard TS problems live, and help shape Junior’s engineering culture as the team grows in Farringdon. 5+ years of experience required; London-based or relocating to Farringdon.