Full Stack Data Engineer

JR United Kingdom; City Of London; Remote; GBP 45,000 - 65,000; Full time

Job summary

A leading company in data-driven solutions is seeking a Full Stack Data Engineer in London. The role involves building efficient databases, collaborating on web applications, and ensuring data security. Ideal candidates will have strong skills in Python and React, as well as experience with various database systems. Join a fast-paced environment and play a key role in innovative projects.

Qualifications

• Experience as a Full Stack Developer focused on database and front/back end technologies.
• Extensive experience with relational databases, including query optimization and schema design.
• Proficiency with Python for backend services and data processing.

Responsibilities

• Design, develop, and maintain scalable databases for real-time analytics.
• Build and maintain full-stack web applications using Python and React.
• Optimize SQL for data retrieval and reporting while ensuring data security.

Skills

Database Design

Python

React

SQL

Data Processing

API Development

Tools

Postgres

MySQL

Git

AWS

GCP

Azure

Apache Airflow

Kafka

Job description

Social network you want to login/join with:

Full Stack Data Engineer, london (city of london)

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Client:

Kolayo

Location:

london (city of london), United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

16.06.2025

Expiry Date:

31.07.2025

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Job Description:

Location: London – Mostly remote initially

Employment Type: Full-time

About Us:

At Kolayo, we're dedicated to building innovative, data-driven solutions that empower businesses and organisations to make smarter, faster decisions. We specialise in developing cutting-edge technologies and having recently secured funding to accelerate our growth. We are looking for a highly skilled Full Stack Developer with expertise primarily in database design and administration, Python and React to help us deliver exceptional, data-centric applications. Join us in making an impact while growing your career in a fast-paced and collaborative environment.

Role Overview:

We are looking for a developer with strong foundational knowledge of database design and web applications. In this role, you'll be working on a range of projects from data modelling, server administration, building the front and back end of web apps and working with clients to integrate their systems into our analytical model. You will also need to be adaptable and love learning new technologies as we on-board clients with a range of technologies you may have never seen before, whilst taking care to ensure client data is secure and protected at all times. As part of our growing team, you'll be closely collaborating with the founders to develop our systems and processes from the ground up.

Key Responsibilities:

• Design, develop, and maintain efficient, fast and scalable databases for real-time analytics.
• Write and optimize SQL for data retrieval, reporting, and transformation.
• Build and maintain full-stack web applications using Python and React.
• Develop Python scripts and services to handle data processing and ETL tasks.
• Collaborate with co-founders to define database schema and data pipelines, ensuring seamless integration with our applications.
• Always be conscious of security and performance considerations, to keep client confidence high and service costs low.
• Develop reusable integrations with existing client systems and APIs.

Required Skills & Experience:

• Experience as a Full Stack Developer with a focus on databases and front/back end technologies
• Extensive experience with relational databases (Postgres, MySQL, etc), including query optimization, schema design, and data modelling.
• Proficiency with Python for backend services, data processing, and integration tasks.
• Experience with a modern front-end technology like React or Vue.js.
• Experience using, designing and documenting APIs and associated authentication methods.
• Familiarity with version control systems, ideally Git.
• Strong analytical and troubleshooting skills, with the ability to resolve complex data-related issues.

Nice to Have:

• Familiarity with cloud platforms (AWS, GCP, Azure) and cloud-based database services (Snowflake).
• Knowledge of data warehousing, orchestration and pipeline technologies (Apache Airflow/Kafka, Azure DataFactory etc.).
• Experience with DBT for modelling
• Server administration and networking fundamentals