FULL STACK DEVELOPER

Envirly by Quantifier; London; Hybrid; GBP 55,000 - 85,000; Full time

Job summary

Envirly, une entreprise innovante spécialisée dans l'analyse de données non financières pour la durabilité, recherche un développeur Full Stack passionate et expérimenté. Ce rôle consiste à créer et maintenir des outils pour les entreprises, contribuant ainsi à leur impact environnemental tout en utilisant les technologies de pointe en matière de développement web.

Benefits

Flexible form of contract (B2B / UoP / other)

Hybrid work setup

Benefits package (private medical care, sports card, learning budget)

Qualifications

• A plus de 5 ans d'expérience en développement Full Stack.
• Compétences avancées en React, Python, Django et Git.
• Expérience et compréhension de l'ensemble du cycle de vie du développement logiciel.

Responsibilities

• Co-créer des outils pour aider les entreprises à comprendre et à rapporter leurs données sur la durabilité.
• Construire et améliorer les fonctionnalités clés de nos applications web.
• Maintenir la qualité du code, sa scalabilité et sa maintenabilité.

Skills

React

Python

Django

Git

FastAPI

Docker

React Query

Redux

Job description

At Envirly x Quantifier, we believe that everyone has a role to play in shaping a more sustainable future — and it all starts with access to clear, actionable data. We specialize in non-financial data analytics, helping companies monitor, report, and understand the environmental impact of their decisions.

We're building Envirly — a modern SaaS platform for ESG reporting, carbon footprint tracking, and climate analytics. Our mission is to show that smart, responsible business transformation can go hand in hand with cost optimization and operational efficiency.

At the same time, we're developing a new, innovative compliance product under the Quantifier — a fresh initiative that addresses the growing regulatory demands and naturally extends our capabilities.

We’re now looking for a Full Stack Developer to help us evolve our tools and take our products to the next level.

At Envirly x Quantifier, we believe that everyone has a role to play in shaping a more sustainable future — and it all starts with access to clear, actionable data. We specialize in non-financial data analytics, helping companies monitor, report, and understand the environmental impact of their decisions.

We're building Envirly — a modern SaaS platform for ESG reporting, carbon footprint tracking, and climate analytics. Our mission is to show that smart, responsible business transformation can go hand in hand with cost optimization and operational efficiency.

At the same time, we're developing a new, innovative compliance product under the Quantifier — a fresh initiative that addresses the growing regulatory demands and naturally extends our capabilities.

We’re now looking for a Full Stack Developer to help us evolve our tools and take our products to the next level.

What you’ll do:

• Co-create tools that support businesses in understanding and reporting their sustainability and carbon footprint data
• Build and improve key features across our web apps — from architecture to deployment
• Design, develop and maintain high-quality web UIs
• Ensure code quality, scalability, and maintainability
• Identify problems, propose solutions, and implement them end-to-end
• Collaborate on planning sprints, retros, and technical discussions
• Shape and nurture best engineering practices within the team

We’re looking for someone who:

• Has 5+ years of experience in full stack development
• Is advanced in React, Python, Django, and Git
• Has working experience with FastAPI, Docker, React Query, Redux, automated testing, and data visualization
• Bonus if you’ve worked with GitHub Actions, AWS, CDK, security, networking
• Is proactive, communicative, and enjoys solving complex problems with clean code
• Understands the full lifecycle of shipping software — from idea to deployment
• Speaks English comfortably
• Cares about sustainability and wants to build for impact

Nice to have:

• LangChain / LangGraph
• Cursor

What we offer:

• Flexible form of contract (B2B / UoP / other)
• Hybrid work setup (our office is in Warsaw)
• Benefits package (private medical care, sports card, learning budget)
• A smart, motivated team full of good ideas and great energy
• A mission that matters — and the freedom to build it with us

Recruitment process:

We review your application

You complete a short Gyfted assessment (10–15 min max)

A quick intro call to get to know each other

A take-home task to show us how you think and build

A call to review your task with our Head of Engineering

A casual chat to meet the founders and align on the bigger picture

→ Then: feedback or an offer. No ghosting. No long loops. Just a process that respects your time.

Welcome aboard!

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

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