Backend Engineer (Data)

Fuse Energy; United Kingdom; On-site; GBP 50,000 - 70,000; Full time

Job summary

A renewable energy company in the United Kingdom is seeking a Backend Engineer to specialize in data management. The candidate will design and maintain data pipelines, migrate data from Postgres to Clickhouse, and develop DBT models. A minimum of 3 years experience in backend engineering and strong skills in Python and SQL are required. This role offers a competitive salary, stock options, fully expensed tech, and other benefits.

Benefits

Competitive salary

Stock options sign-on bonus

Fully expensed tech

Paid annual leave

Breakfast and dinner for office based employees

Qualifications

• Minimum 3 years of backend engineering experience or data-focused role.
• Strong proficiency in Python and SQL.
• Hands-on experience with relational databases, especially Postgres.
• Experience designing schemas and building data models.
• Familiarity with DBT or similar transformation frameworks is highly desirable.
• Strong understanding of data quality, validation, and testing practices.

Responsibilities

• Design, build, and maintain robust, scalable data pipelines.
• Own the design and evolution of analytical schemas.
• Migrate and transform data from Postgres into Clickhouse.
• Develop and maintain DBT models reflecting business domain.
• Implement tests and data quality checks for reliable datasets.
• Identify duplicates and improve data consistency.

Skills

Python

SQL

Data modeling

Schema design

DBT

Tools

Postgres

Clickhouse

Job description

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At Fuse Energy, we are transforming the energy sector with innovative solutions that empower consumers. As we continue to grow, we’re investing in our data infrastructure to enable smarter decisions, stronger analytics, and scalable systems that support every part of our business.

We are looking for a Backend Engineer, specialising in data to join our growing team. You'll own core data pipelines, work on migrating data from our Postgres transactional systems into Clickhouse, and build clean, testable transformations using DBT. You'll help design the underlying data models and define the schemas that power decision-making across the company.

This role is a great fit for someone who enjoys writing clean Python and SQL, and is especially interested in domain modelling, schema design, and building a first-class data foundation from the ground up.

Responsibilities

• Design, build, and maintain robust, scalable data pipelines to support analytics and reporting.
• Own the design and evolution of analytical schemas, translating business logic into structured, intuitive data models.
• Migrate and transform data from Postgres into Clickhouse, ensuring performance and reliability.
• Develop and maintain DBT models that reflect our business domain and make data easily accessible for teams.
• Implement tests and data quality checks to ensure reliable and trustworthy datasets.
• Identify and eliminate duplicates, improve data consistency, and enforce clean modeling standards.

Requirements

• Minimum 3 years of experience as a Backend Engineer or in a similar data-focused role.
• Strong proficiency in Python and SQL.
• Hands-on experience with relational databases, especially Postgres.
• Experience designing schemas and building data models that reflect real-world business domains.
• Familiarity with DBT or similar transformation frameworks is highly desirable.
• Strong understanding of data quality, validation, and testing practices.

Bonus

• Familiarity with cloud-based data infrastructure or data orchestration tools.
• Experience with CI/CD practices for data pipelines and transformations.
• Competitive salary and a stock options sign-on bonus
• Fully expensed tech to match your needs!
• Paid annual leave
• Breakfast and dinner for office based employees