Data Scientist in London

Greenpixie, a Climate-Tech Company, is working on our cutting-edge software products.

Location: Hybrid (2+ days per week in our Central London office)

Employment Type: Full-Time

Salary Range: £50 - 70k p.a. dependent on experience. Share options available.

This role is a blend of software engineering and data science. The ideal candidate will have strong hands-on experience with Python-based software development, a passion for and solid ability with mathematics/statistics, and a core understanding of computer science fundamentals.

Who are Greenpixie? Greenpixie Ltd is an exciting, innovative tech start-up dedicated to measuring and reducing the environmental impact of cloud computing. Our mission is to develop cutting-edge methodologies and tools to accurately quantify cloud emissions, driving sustainability in public cloud usage.

What are we looking for? We are seeking a dedicated and passionate Data Scientist or Data Engineer with 3+ years of experience to join our growing team. The ideal candidate will have a solid background in Python development and a core understanding of computer science and statistics fundamentals. A working knowledge of computer hardware and how infrastructure components like CPUs, RAM, storage, GPUs, and networking affect performance and power draw is desirable. You will play a key role in implementing our cloud sustainability models into our big data products, contributing to our mission of making cloud computing more environmentally responsible. This role requires a scientifically-minded data scientist who will work directly within our engineering team.

What will you be doing?

• Coding updates to our cloud emissions model into our Python-based pipeline.
• Integrating new research findings directly into our codebase, ensuring accurate implementation of methodologies.
• Using Python libraries such as pandas and polars to process large amounts of data.
• Collaborating directly with the platform development team to ensure seamless integration.
• Building a comprehensive understanding of our existing methodologies and identifying areas for enhancement.
• Gathering and analysing data to support and improve our current emissions calculation models.
• Where required, helping orchestrate in-depth research on cloud emissions and their environmental impact.
• Working with AWS services and infrastructure, and touching on Azure and GCP.
• Documenting research findings and implementation processes clearly and concisely.
• Contributing to product discussions, bringing innovative solutions to complex cloud challenges.
• Working as part of a tight-knit start-up team to make our vision of sustainability across the cloud a reality.

What skills are we looking for?

• 3+ years of experience in data science or data-focused software engineering with a focus on Python.
• Passion for solving complex mathematical data problems.
• Strong understanding of computer science principles and mathematics/statistics fundamentals.
• Proven proficiency in data science or a related field, with the ability to handle data collection and analysis AND/OR previous experience in software engineering involving large amounts of data.
• Solid development or coding experience required, particularly with Python and Pandas.
• Working knowledge of AWS or experience working with other major cloud platforms.
• Familiarity with Azure and GCP is a plus.
• Ability to work independently and manage multiple data projects concurrently.
• Understanding of cloud security and best practices.
• Strong analytical and scientific thinking skills.

Nice to have:

• An interest in computer hardware and a working knowledge of how infrastructure components like CPUs, RAM, storage, GPUs, and networking affect performance and power draw.
• Passion for sustainability and reducing the environmental impact of cloud computing.

We are a fast-growing start-up with a lot of moving parts — while we’ll support you along the way, we want someone who is confident to work independently, as well as collaboratively.

What we offer?

• Flexible working hours with hybrid office space in Central London.
• The opportunity to contribute to a meaningful project with a real-world impact.
• Working with a fun, passionate team in a company that is growing quickly.
• Exposure to cutting-edge cloud technologies and large-scale data systems.
• Opportunities to attend global conferences in the tech and sustainability sectors.
• Build up an extra day of holiday for every year you spend with us.
• Competitive salary package.
• Share options scheme.

How to Apply: Please send your details to.