The Fastest Growing Scale-Ups of 2024 Collection

The Fastest Growing Scale-ups 2024 Collection ranks the top 50 scaleups (50-300 headcount) who are actively hiring engineers in London, based on their headcount growth in the last 12 months.

Scale-ups
Hiring engineers
London
Fastest Growing 2024

cord Collections are designed to make finding standout opportunities in tech simpler for engineers. Each collection is handpicked from a database of over 20,000 UK tech businesses.

50 companies in collection
Ordered by % headcount growth

Apron

↑ 218% growth

Payments and bookkeeping move in together (finally)

  • Headcount: 86 (↑49 in last 12 months)
  • Industries: FinTech
  • Tech Highlights: CSS, JavaScript, Playwright, React, Typescript, UI/UX
  • Hiring for: Software Engineer (Kotlin/Java) (£85K-140K)

PhysicsX

↑ 218% growth

Equations for a Better World.

  • Headcount: 126 (↑86 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Artificial Intelligence, Azure, Bash, Cloud Security, Kubernetes, Machine Learning, Python
  • Hiring for: Senior Cloud Engineer, Senior Infrastructure Engineer

Kittl

↑ 151% growth

The Most Intuitive Design Platform.

  • Headcount: 132 (↑79 in last 12 months)
  • Industries: Software Development, Design
  • Tech Highlights: JavaScript, Node.js, React, Typescript
  • Hiring for: Senior Full Stack Engineer (London, hybrid)

Relay Technologies

↑ 136% growth

Re-wiring delivery infrastructure, enabling retailers to supercharge their e-commerce growth

  • Headcount: 105 (↑60 in last 12 months)
  • Industries: E-Commerce
  • Tech Highlights: Flutter, Mobile Development
  • Hiring for: Analytics Engineer, Staff Machine Learning Engineer, Back End Engineer, Flutter Mobile Engineer

Risk Ledger

↑ 107% growth

Enhancing Trust + Security in the global Supply Chain.

  • Headcount: 56 (↑29 in last 12 months)
  • Industries: Computer and Network Security, Software Development, Security
  • Tech Highlights: AWS, ECS, Java, PostgreSQL, Python, React, Ruby, Terraform, Typescript, Vue.js
  • Hiring for: Product Engineer (£60K-60K)

Manual

↑ 86% growth

Men’s health. The way it should be.

  • Headcount: 313 (↑144 in last 12 months)
  • Industries: HealthTech, Wellness
  • Tech Highlights: A/B Testing, AWS, Cloud Computing, CSS, GCP, HTML, JavaScript, SEO, TDD, Typescript
  • Hiring for: Lead Analytics Engineer (£90K-100K), Full Stack Mobile Engineer, Senior Frontend Engineer

Relation Therapeutics

↑ 85% growth

Relation Therapeutics uses machine learning to develop drugs for pressing unmet need.

  • Headcount: 75 (↑34 in last 12 months)
  • Industries: BioTech
  • Tech Highlights: Cyber Security, Firewalls, Linux, Machine Learning, Unix, Windows
  • Hiring for: Research Engineer, IT Infrastructure Engineer, Research Engineer, IT Infrastructure Engineer

Attio

↑ 83% growth

We’re building the future of CRM: data-driven, powerful and cutting-edge.

  • Headcount: 76 (↑34 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Product Design, React
  • Hiring for: Senior Product Engineer (£95K-110K), Senior Product Engineer

Robin AI

↑ 79% growth

We make contracts simple. For everyone.

  • Headcount: 196 (↑87 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Apollo, AWS, Celery, CircleCI, Django, ECS, ElasticSearch, Flask, Python, React
  • Hiring for: Senior DevOps Engineer, Staff Engineer

Hyperexponential

↑ 75% growth

We reimagine technology to create ground-breaking software for insurers.

  • Headcount: 198 (↑85 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: AWS, CI/CD, DynamoDB, ECS, ETL, Kotlin, Redshift, Rust, Terraform
  • Hiring for: Engineering Manager, Backend Engineer, Senior Security Engineer, Senior Security Engineer, Director of Engineering, Engineering Manager

Abound

↑ 68% growth

Some loans are only about your credit score. Ours are about you.

  • Headcount: 64 (↑26 in last 12 months)
  • Industries: FinTech, Finance
  • Tech Highlights: AWS, B2B, Data management, Docker, ECS, FastAPI, Git, Python, SQL, SQLAlchemy
  • Hiring for: Senior Data Engineer

XYZ Reality Ltd

↑ 67% growth

XYZ Reality is the UK start-up behind The Atom, the world’s first Engineering-Grade Augmented Reality (AR) headset, developed specifically for the construction industry.

  • Headcount: 320 (↑128 in last 12 months)
  • Industries: Construction, Augmented Reality, Hardware
  • Tech Highlights: Augmented Reality, MongoDB, MySQL, NoSQL

Cryptio

↑ 61% growth

Enterprise-grade accounting, audit, and tax software for your digital assets.

  • Headcount: 82 (↑31 in last 12 months)
  • Industries: Finance
  • Tech Highlights: APIs, AWS, Docker, Grafana, GraphQL, Kubernetes, Redis, REST, S3, Typescript
  • Hiring for: Software Engineer, Lead Software Engineer

Aqovia UK Limited

↑ 56% growth

We successfully apply innovation for our clients and ventures to achieve transformational change

  • Headcount: 56 (↑20 in last 12 months)
  • Industries: Analytics, Software Development, Sustainability
  • Tech Highlights: Angular, Azure, C#, HTML5/CSS3, HTML/CSS, JavaScript, React, REST, Typescript
  • Hiring for: Lead QA Engineer (£50K-75K), Front End Software Engineer (£60K-75K)

Synthesia

↑ 55% growth

Create videos as easy as writing an email - Synthesia

  • Headcount: 426 (↑151 in last 12 months)
  • Industries: Media and Streaming, Academic/Research, Machine Learning and AI
  • Tech Highlights: Airflow, AWS, Azure, CI/CD, Computer Vision, Data Pipelines, GCP, Kubeflow, Kubernetes, Python
  • Hiring for: Data Platform Engineer, Senior Full Stack Engineer, Senior Full Stack Engineer, Senior Research Engineer, Application Security Engineer

LHV Bank

↑ 53% growth

A leading provider of Banking Services to global fintechs and SME Lending for UK businesses.

  • Headcount: 198 (↑69 in last 12 months)
  • Industries: Finance
  • Tech Highlights: AWS, Java, Kotlin, Kubernetes
  • Hiring for: Senior Software Engineer

Nest Commerce

↑ 53% growth

Bold full-funnel performance, brand and creative. Exclusively for ecommerce.

  • Headcount: 55 (↑19 in last 12 months)
  • Industries: Marketing and Advertising
  • Tech Highlights: AWS, CSS, Git, Laravel, MySQL, PHP, Product Design, Redis, SQL, Tailwind CSS
  • Hiring for: Fullstack Developer

Walr

↑ 53% growth

Create data to power your success.

  • Headcount: 128 (↑44 in last 12 months)
  • Industries: Market Research
  • Tech Highlights: Agile, APIs, Azure, C#, CI/CD, .NET, NoSQL, Serverless
  • Hiring for: Senior Software Engineer, Software Engineer

Proda

↑ 52% growth

Built by real estate professionals for real estate professionals

  • Headcount: 70 (↑24 in last 12 months)
  • Industries: Real Estate, Machine Learning and AI
  • Tech Highlights: APIs, Data Analysis, Data Modeling, Project Management, Python, SQL

HIVED

↑ 51% growth

Parcel delivery for the 21st century

  • Headcount: 123 (↑42 in last 12 months)
  • Industries: Logistics, Transport
  • Tech Highlights: AWS, DynamoDB, Github, Grafana, Prometheus

Encord

↑ 50% growth

The data engine for computer vision

  • Headcount: 84 (↑28 in last 12 months)
  • Industries: Machine Learning and AI, Data, Productivity Tools
  • Tech Highlights: APIs, CSS, Cypress, Docker, GraphQL, HTML5, Kubernetes, Networks, PostgreSQL, Python, React, REST, Typescript
  • Hiring for: Customer Support Engineer (£30K-60K)

Climate X

↑ 47% growth

Unlocking the power of climate data and analytics globally to build a better future for our planet.

  • Headcount: 76 (↑24 in last 12 months)
  • Industries: Finance
  • Tech Highlights: APIs, AWS, Data Analysis, Data Pipelines, JavaScript, PostgreSQL, Python, React, Technical Direction
  • Hiring for: Staff Software Engineer

Xapien

↑ 46% growth

Stop Searching. Start Knowing. #XapienThem

  • Headcount: 58 (↑18 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Agile, AWS, BDD, C#, GCP, Python, TDD
  • Hiring for: Senior Platform Engineer (£80K-80K)

Luxoft

↑ 46% growth

For a software-defined world

  • Headcount: 434 (↑136 in last 12 months)
  • Industries: Consultancy
  • Tech Highlights: Agile, C#, Java, Low Latency, Unit Testing, Unix
  • Hiring for: Java Developer

Elsewhen

↑ 45% growth

Our approach is exacting and driven, but also open, friendly and supportive. We foster a culture of constructive feedback, continuous learning and career progression.

  • Headcount: 83 (↑26 in last 12 months)
  • Industries: Consultancy, Design, Data
  • Tech Highlights: APIs, BigQuery, CI/CD, Cloud Computing, Docker, GCP, PostgreSQL, Python, SQL
  • Hiring for: Senior Python Engineer

Onyx Capital Group

↑ 42% growth

Number 1 Liquidity Provider in Oil Swaps

  • Headcount: 101 (↑30 in last 12 months)
  • Industries: Finance
  • Tech Highlights: CSS3, D3, Data Visualisation, HTML5, JavaScript, React, SASS, Typescript

Gaia

↑ 42% growth

Gaia is bringing Value-Based care to family building

  • Headcount: 145 (↑43 in last 12 months)
  • Industries: HealthTech, FinTech, InsurTech
  • Tech Highlights: JavaScript, Next, PostgreSQL, React, Typescript
  • Hiring for: Product Engineer (£60K-80K), Analytics Engineer (£60K-80K)

Deskpro

↑ 40% growth

Helpdesk software you can depend on

  • Headcount: 68 (↑20 in last 12 months)
  • Industries: Internet
  • Tech Highlights: APIs, AWS, Docker, GraphQL, JavaScript, Kotlin, PHP, React, Redis, Typescript
  • Hiring for: Frontend Apps Developer, Senior Frontend Developer, Senior Frontend Developer

S64

↑ 40% growth

S64. Private Markets. Revolutionised.

  • Headcount: 65 (↑18 in last 12 months)
  • Industries: Finance
  • Tech Highlights: Automated Testing, Azure, CSS, Cypress, HTML, Jest, Playwright, React, REST, Typescript
  • Hiring for: Full Stack Developer, Data Engineer

Muzz

↑ 39% growth

Where Muslims Meet

  • Headcount: 134 (↑37 in last 12 months)
  • Industries: Marketplace, Social Media, Dating
  • Tech Highlights: AWS, Docker, DynamoDB, ElasticSearch, Go, MySQL, Python, Redis, Terraform
  • Hiring for: Head of Mobile Engineering (£90K-120K), Go Engineer (£60K-80K), Lead Frontend Engineer (£70K-80K)

Cleo

↑ 38% growth

Every day, we empower people to build a life beyond their next paycheck!

  • Headcount: 358 (↑98 in last 12 months)
  • Industries: Finance, FinTech, Banking
  • Tech Highlights: React, React Native, REST, Typescript, UI/UX, User Research
  • Hiring for: Machine Learning Engineer, Senior Data Engineer, Senior Implementation Engineer, Product Engineer, Product Engineer

Aalyria

↑ 37% growth

Connectivity Everywhere

  • Headcount: 74 (↑20 in last 12 months)
  • Industries: Research
  • Tech Highlights: APIs, AWS, Integration Testing, Java, Kubernetes, R, WAN, Wireless
  • Hiring for: Backend Software Engineer

Our Future Health

↑ 36% growth

Helping people live healthier for longer through more effective prevention, earlier detection and treatment of diseases.

  • Headcount: 293 (↑77 in last 12 months)
  • Industries: HealthTech, Data, Charity
  • Tech Highlights: Ansible, AWS, Azure, Chef, Data Pipelines, GCP, Linux, Puppet, Python, Terraform
  • Hiring for: Senior Platform Engineer

Fresha

↑ 34% growth

The top-rated destination for beauty and wellness

  • Headcount: 462 (↑117 in last 12 months)
  • Industries: Wellness, Marketplace, Retail Technology
  • Tech Highlights: APIs, Docker, Elixir, GraphQL, Microservices, Ruby, Software Architecture, Typescript
  • Hiring for: Senior Frontend Engineer (B2B - Warsaw), Full Stack Engineer (Typescript), Principal Frontend Engineer, Senior Backend Developer, Staff Backend Engineer (£130K-140K)

White Swan Data

↑ 33% growth

At White Swan Data we decide what’s worth betting on.

  • Headcount: 95 (↑24 in last 12 months)
  • Industries: Internet
  • Tech Highlights: Python, Usability
  • Hiring for: Python Developer

PolyAI

↑ 32% growth

PolyAI builds voice assistants that speak to people as people would speak to each other

  • Headcount: 202 (↑48 in last 12 months)
  • Industries: Machine Learning and AI
  • Tech Highlights: Agile, APIs, AWS, Azure, GCP, JavaScript, Machine Learning, Python, React, Typescript

Conduktor

↑ 30% growth

Making teams successful with Kafka

  • Headcount: 70 (↑16 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Apache, GraphQL, Java, Kafka, React, REST, Scala, Typescript
  • Hiring for: Senior Java Backend Engineer

Moneybox

↑ 29% growth

Our mission is to help people build wealth with confidence so they can enjoy life, today and tomorrow.

  • Headcount: 446 (↑99 in last 12 months)
  • Industries: FinTech, Finance, Investment
  • Tech Highlights: Android, Java, Kotlin, MVVM
  • Hiring for: Junior Android Developer (£35K-60K), iOS Developer (£30K-60K), Senior QA Engineer (£60K-75K)

Lendable

↑ 28% growth

Bringing consumer finance into the digital world.

  • Headcount: 400 (↑87 in last 12 months)
  • Industries: FinTech
  • Tech Highlights: APIs, Automations, AWS, Kanban, Kotlin, Laravel, PHP, React, Symfony, Zend
  • Hiring for: Application Security Engineer (£60K-80K), Senior Analytics Engineer, Senior Frontend Engineer, Senior React Native Engineer (£80K-110K), Staff Engineer - React Native

Becrypt

↑ 27% growth

Becrypt is a leading supplier of end-user device security products and services.

  • Headcount: 70 (↑15 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: Android, APIs, Git, Java, JSON, Kotlin, Mobile Design, User Stories
  • Hiring for: DevOps Team Lead, Software Engineer, 1st Line Support Engineer

i2 Group

↑ 25% growth

Trusted Intelligence Analysis

  • Headcount: 128 (↑26 in last 12 months)
  • Industries: Security
  • Tech Highlights: APIs, CSS3, HTML5, HTML5/CSS3, JavaScript, MobX, React, Troubleshooting, Typescript, UI/UX
  • Hiring for: Software Developer, Software Developer

Fasanara Capital

↑ 25% growth

Boutique Alternative Asset Manager.

  • Headcount: 106 (↑21 in last 12 months)
  • Industries: Blockchain, Finance, Investment
  • Tech Highlights: Blockchain, Heap, Java
  • Hiring for: Java Software Developer

InvestorFlow

↑ 24% growth

InvestorFlow is a leading provider of integrated CRM and portals for asset and investment managers.

  • Headcount: 157 (↑31 in last 12 months)
  • Industries: Software Development
  • Tech Highlights: APIs, Azure, C#, .NET, NoSQL, React, Serverless, SQL, SQL Server, Unit Testing
  • Hiring for: API Developer

Orbital Witness

↑ 24% growth

Liberation for everyone involved in property transactions.

  • Headcount: 67 (↑13 in last 12 months)
  • Industries: LegalTech, PropertyTech
  • Tech Highlights: Azure, B2B, CI/CD, FastAPI, Python, SQLAlchemy, Terraform, Typescript, Usability, User Stories

Damilah

↑ 23% growth

We build great software

  • Headcount: 131 (↑24 in last 12 months)
  • Industries: Consultancy
  • Tech Highlights: APIs, Java, Jest, JUnit, React, React Native, Spring, Spring Boot, Typescript, WCAG
  • Hiring for: Senior React Native Engineer

Stadion LTD

↑ 22% growth

Stadion creates bespoke digital experiences supported by our purpose built products, powering some of the most respected brands in sport.

  • Headcount: 74 (↑13 in last 12 months)
  • Industries: SportTech, App Development, Software Development
  • Tech Highlights: Android, iOS, JavaScript, Prototyping, React, React Native, Redux, Storybook, Typescript
  • Hiring for: Senior React Native Developer

loveholidays

↑ 21% growth

Building the future of online travel, by reducing the friction between searching for a holiday & booking it.

  • Headcount: 409 (↑72 in last 12 months)
  • Industries: Travel, E-Commerce
  • Tech Highlights: AWS, Docker, GCP, Kubernetes, Linux, Terraform
  • Hiring for: Lead Data Engineer (£100K-125K), Senior Platform Engineer (£85K-105K), Lead Software Engineer (£90K-120K), Staff Software Engineer (£100K-120K)

Novata

↑ 20% growth

Novata is a tech platform that streamlines and simplifies ESG data management for private markets.

  • Headcount: 143 (↑24 in last 12 months)
  • Industries: Sustainability, Data, Finance
  • Tech Highlights: Agile, CI/CD, Docker, Github, JavaScript, Jira, Node.js, React, Snowflake, Typescript
  • Hiring for: Senior Full Stack Engineer

Fairmatic

↑ 20% growth

AI-powered fleet insurance rewarding safety with savings

  • Headcount: 126 (↑21 in last 12 months)
  • Industries: Insurance
  • Tech Highlights: AWS, CI/CD, Microservices, Ruby, TDD
  • Hiring for: Senior Quality Engineer

Metaphysic

↑ 19% growth

A leading GenAI platform.

  • Headcount: 123 (↑20 in last 12 months)
  • Industries: Internet
  • Tech Highlights: Ansible, CI/CD, Git, Github, Linux, NoSQL, SQL, Technical support, Troubleshooting, Ubuntu
  • Hiring for: Principal Full Stack Engineer, Senior DevOps Engineer, Senior DevOps Engineer