Senior Software Engineer (Data)

Uswitch; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

10% annual bonus

Hybrid 2 days in office

Private medical cover

Gym in office

Home office budget

Learning budget

Pension contribution

Commuter benefits

Job summary

Uswitch is seeking a Senior Software Engineer on the Marketing Enablement team to build and manage data pipelines that turn data into actionable insights for the organisation.

You will design and implement a cloud-based ELT platform, work with cross-functional teams on end-to-end data solutions, and become an expert on handling large-scale behavioural data across multiple websites and product areas. Hybrid work with in-office days.

Qualifications

• Experience building, refactoring or optimizing data lakes and warehouses from diverse data sources.
• Experience building ETL pipelines (streaming or batch) with Spark or Beam.
• Experience orchestrating complex pipelines using Airflow, Dagster or similar.
• Proficiency in Python, Java, Go or other languages.
• Experience with AWS or GCP services (S3, GCS, Kinesis, Pub/Sub, Lambda/Cloud Functions, DataProc).
• Experience with Spark, Redshift, BigQuery or Snowflake analytics databases.

Responsibilities

• Work with cross-functional teams to create end-to-end data solutions for analysts and business teams.
• Design, implement, and optimize a cloud-based ELT platform to reshape data infrastructure.
• Handle behavioural data from multiple sites and ecommerce areas serving millions of users monthly.
• Build systems enabling self-service analytics and data science applications.
• Monitor data production/consumption performance and respond to incidents.

Skills

Python

Java

Go

Spark

Beam

Airflow

Dagster

AWS

GCP

Redshift

BigQuery

Snowflake

ETL

Data Modeling

Tools

Spark

Airflow

Dagster

Terraform

CloudFormation

Job description

Hybrid Work Arrangement

London. 2 days per week in our Tower Bridge office (Tuesdays & Thursdays). All other days remote.

Role Summary

A Senior Software Engineer on the Marketing Enablement team building and managing data pipelines that transform data into actionable insights across the organisation.

Responsibilities

• Work with cross‑functional teams to create end‑to‑end data solutions for analysts and business teams
• Design, implement, and optimise a cloud‑based Extract‑Load‑Transform (ELT) platform to reshape RVU’s data infrastructure and warehouse
• Become an expert on handling behavioural data from more than three websites and dozens of e‑commerce product areas, serving millions of users each month
• Build systems that enable self‑service analytics and pave the way for data science applications across our businesses
• Monitor performance metrics for data production and consumption, and respond to incidents

Qualifications

• Experience building, designing, refactoring or optimising data lakes and warehouses from diverse data sources using data modelling techniques
• Experience building ETL pipelines (streaming or batch) with MPP frameworks such as Spark or Beam
• Experience orchestrating complex pipelines using Airflow, Dagster or similar
• Proficiency in one or more programming languages: Python, Java, Go or other
• Experience with AWS or GCP services (S3, GCS, Kinesis, Pub/Sub, Lambda/Cloud Functions, DataProc)
• Experience with one of the main analytics databases (Redshift, BigQuery, Snowflake)

Nice to Have

• Experience modelling and transforming data from event collection to report curation, especially for e‑commerce or affiliate businesses
• Experience building production‑grade ML pipelines
• Experience using infrastructure‑as‑code tools (Terraform, CloudFormation, or similar)
• Experience using CI/CD principles

Our Commitment to You

We are dedicated to developing valuable, inclusive and user‑friendly products and services that deliver positive outcomes for all of our customers. We reflect the diverse range of people in our community, embrace differences, and hold ourselves accountable to being open, inclusive teammates and wider community members.

Benefits

• 10% discretionary yearly bonus and yearly pay reviews based on RVU and personal performance
• Hybrid working approach with 2 in‑office days per week and up to 22 working days per year to work from anywhere
• Employer‑matching pension contributions up to 7.5%
• A one‑off £300 “work from home” budget to help contribute towards a great work environment at home
• Excellent maternity, paternity, shared parental and adoption leave policy for life‑key moments
• 25 days holiday (increasing to 30 with years of employment) plus 2 days “my time” per year
• Private medical cover, critical illness cover, and employee assistance programme
• A healthy learning and training budget
• Electric vehicle and cycle‑to‑work schemes
• Free in‑office gym, accessible 7 days a week
• Free breakfast in the office daily
• Equipment: choice of Mac or Windows
• Free access to the Calm and Peppy app for physical and mental health
• Regular events – team socials, company‑wide events, insights from external speakers, fostering connection among colleagues