AI Engineer

Gizmo
London

Gizmo is an AI startup on a mission to make learning so easy that anyone can learn anything. We're building Duolingo for anything - a platform that uses gamification and social mechanics to make learning fun.

With over 1 million monthly active users and $4M in annual recurring revenue, we’re already one of the fastest-growing startups in the UK. Backed by leading investors, we recently raised $22M in Series A funding to accelerate our vision of helping 1 billion people learn.

Role Overview
As an AI Engineer at Gizmo, you’ll report directly to the Founders and play a key role in shaping the product experience for our rapidly growing user base. 

You’ll work closely with our wider engineering team to build, test and ship features that bring our vision to life. You’ll be joining a fast-paced, collaborative team during an exciting stage of growth, with plenty of opportunity to make a significant impact and grow alongside us as we scale.

Key Responsibilities:

  • Design, implement and continuously improve AI features by leveraging prompt engineering techniques with LLMs. Where necessary fine-tune models using domain-specific data to enhance accuracy and performance.
  • Deploy and integrate AI models into production environments using our Python or TypeScript backend.

Requirements

  • You are an experienced software engineer (10+ years experience) with strong knowledge of Python and/or Typescript.
  • Degree in Machine Learning/Artificial Intelligence OR have experience in evaluating AI models and prompts.
  • Clear communicator who can break down complexity and collaborate effectively.
  • Driven by impact - you prioritise work that moves the needle.
  • Self-starter with a maker mindset. We’re looking for ex-founders or individuals with start-up experience.
  • Happy to work hard for a chance at building something great!

Benefits

  • Highly competitive salary.
  • You'll own a piece of what you're building - equity included.
  • Hybrid working model with 4 days in our East London office, ideally located between Shoreditch High Street, Old Street, and Liverpool Street stations.
  • The opportunity to become one of the earliest employees in one of the UK’s fastest-growing startups.
  • Private health insurance
Posted 2025-11-12

Recommended Jobs

Geography Teacher - Independent School - Croydon

Marchant Recruitment
Croydon, Greater London

We are looking for an ambitious teacher to teach Geography to GCSE and A-Level for one of the best Independent Schools in the country based in Croydon. Geography Teacher Independent School …

View Details
Posted 2025-11-07

Senior Microsoft Stack Developer, C#, .NET, Azure, Mainly Remote

Carrington Recruitment Solutions
London

Senior Microsoft Stack Developer, C#, .NET, Azure, React, Central London, Mainly Remote Senior Microsoft Stack Developer required to work for an exciting and growing business based in Central Londo…

View Details
Posted 2025-12-21

Fundraising Manager - Major Donors

Michael Page
City of London, Greater London

This is an exciting opportunity for a Fundraising Manager with expertise working with UK and international Major Donors to join a prestigious organisation in the not-for-profit sector. The role requir…

View Details
Posted 2025-12-15

Part-Time Dental Nurse - Acton - Indeed

Locum Meds
Acton, Greater London

JOB OVERVIEW Date Posted: 24 September 2025 Employment Type: Part-Time Salary: £12 – £15 per hour (depending on experience) About the Role We are looking for a Part-Time Dental Nurse…

View Details
Posted 2025-12-18

Legal Counsel, International Luxury Retail Business

Graff Search
London

About the Company Our client is a well-known and truly unique retail business, specialising in luxury fashion and restaurants and making these accessible to everyone. The company now has an opport…

View Details
Posted 2025-09-10

Full-Time Dentist - Beckenham, London - Indeed

Locum Meds
Beckenham, Greater London

JOB OVERVIEW Location: Beckenham, London Job Type: Full-Time Date Posted: 23 October 2025 Closing Date: 23 November 2025 Hours: 37.5 hours per week Salary: £80,000 – £100,000 pe…

View Details
Posted 2025-10-24

Nanny for school pick-ups, Job ID J1D0E2

Little Ones UK Ltd
Golders Green, Greater London

An After-school Nanny is needed by this wonderful family in Golders Green, London, to help them look after their school-aged children. The role involves all general nanny duties, and previous experie…

View Details
Posted 2025-11-12

Fire Door Inspector - SO1

Hackney Council
Hackney, Greater London

Job Category : Housing Location : 2 Hillman Street, Hackney Council Hours Per Week : 36.00 Start Date : Immediate Start Start Time :09:00 End Time :17:00 Salary: £20.86 PURPOSE OF …

View Details
Posted 2025-10-21

Senior User Researcher

Netcompany
London

Company Description Are you ready to join the forefront of technology innovation with Netcompany? As one of the fastest growing technology companies, we are disrupting the marketplace and revol…

View Details
Posted 2025-12-24

Senior Fertility Nurse

South East London

South East London, Greater London, South East, England £45000 - £55000 per annum Expiry date: 24 Mar 2026 Start date: 24 Dec 2025 Clinic Fertility Gynecology Midwifery Fantastic …

View Details
Posted 2025-12-24