Senior Data Engineer: Architect Scalable Pipelines

Jobtailor; Northam; On-site; GBP 70,000 - 110,000; Full time

Job summary

Jobtailor is seeking a senior data engineer to design, build and scale data pipelines, ETL processes and data models. You will drive architectural decisions, ensure high data quality and collaborate with cross‑functional teams to deliver data platforms for analytics and products.

The role focuses on Snowflake/BigQuery/Redshift within an AWS environment, with emphasis on performance, observability and mentoring other engineers. Strong communication and leadership are essential.

Qualifications

• Extensive experience building production data pipelines and data models.
• Advanced SQL and database design skills.
• Strong Python for data engineering.
• Experience with cloud data warehouses (Snowflake, BigQuery, Redshift).
• Familiarity with CI/CD, testing and data quality.
• Mentoring or leading other engineers.
• Excellent written and verbal communication.

Responsibilities

• Design, build and maintain data pipelines, ETL processes and data models
• Make and document architectural and data-modelling decisions
• Integrate and transform diverse data sources into a reliable, unified data platform
• Design and implement database schemas for large volumes of structured and unstructured data
• Build scalable and maintainable data solutions supporting analytics, reporting, operational processes and data-driven products
• Champion engineering standards across SQL, Python, testing, documentation and code review
• Review designs and code produced by other engineers
• Identify and address technical debt and improve the data platform
• Optimise data solutions using partitioning, indexing and caching
• Develop and maintain data quality processes
• Improve reliability, observability and performance of data solutions
• Collaborate with product managers, developers, data colleagues and business stakeholders to define requirements
• Diagnose and resolve performance and production issues
• Coach and mentor engineers
• Keep up to date with data engineering developments and evaluate new technologies
• Participate in the team’s out-of-hours support rota where required

Skills

Data engineering

SQL

Python

Data warehousing

Data modelling

ETL

CI/CD

Observability

Mentoring

Communication

Tools

Snowflake

BigQuery

Redshift

AWS

Glue

MySQL

SQL Server

Dbt

Fivetran

JSON

Job description

Jobtailor is seeking a senior data engineer to design, build and scale data pipelines, ETL processes and data models. You will drive architectural decisions, ensure high data quality and collaborate with cross‑functional teams to deliver data platforms for analytics and products.

The role focuses on Snowflake/BigQuery/Redshift within an AWS environment, with emphasis on performance, observability and mentoring other engineers. Strong communication and leadership are essential.