Senior Data Analyst

Data Science Festival; London; Hybrid; GBP 63,000 - 75,000; Full time

Job summary

A leading telecoms provider in the UK seeks a Senior Data Analyst to join their dynamic team. In this role, you will analyze large customer datasets, collaborate with various teams, and deliver actionable insights. With a competitive salary up to £75k and a strong focus on professional development, this opportunity offers a chance to significantly impact customer engagement strategies in a fast-paced environment.

Benefits

Performance bonus

Private healthcare

Pension

Wellness budget

Clear progression path

Qualifications

• Proven experience with large customer or commercial datasets.
• Strong SQL skills and proficiency in Excel or Google Sheets.
• Experience in using visualization tools like Power BI or Tableau.

Responsibilities

• Analyze large-scale customer and usage data across services.
• Work with teams to optimize pricing and improve acquisition.
• Deliver impactful dashboards and insights for C-level.

Skills

SQL

Data Analysis

Commercial Mindset

Data Visualization

Customer Insights

Tools

Power BI

Tableau

Excel

Google Sheets

Job description

Senior Data Analyst

Salary: Up to £75k

Location: London, Hybrid

Data Idols is partnering with one of the UK’s most customer-centric telecoms providers as they double down on data to fuel their next phase of growth. We’re looking for a Senior Data Analyst to join a fast-paced team focused on using insight to drive smarter pricing, retention, and customer engagement strategies.

The Opportunity

This isn’t just number crunching, it’s about owning insight that shapes decisions across the commercial landscape.

In this role, you’ll:

• Analyse large-scale customer and usage data across mobile, broadband, and TV services

• Work with commercial, product, and marketing teams to optimise pricing, reduce churn, and improve acquisition

• Deliver dashboards and visual insights that land with impact at C-level

• Influence the wider data roadmap by identifying opportunities for scalable insight

You’ll be supported by a modern data stack and a collaborative team that values curiosity, ownership, and storytelling with data.

What’s in it for you?

• Salary up to £75,000 + performance bonus
• Hybrid working from a modern London office (2-3 days/week)
• Private healthcare, pension, and wellness budget
• Clear progression path toward Senior Analyst or Analytics Manager
• Work alongside experienced data leaders in a business that truly values data

Skills and Experience

• Proven experience working with large customer or commercial datasets
• Strong SQL skills and comfort with Excel or Google Sheets
• Experience with visualisation tools (e.g., Power BI, Looker, Tableau)
• Comfortable working cross-functionally with product, marketing, and ops teams
• A commercial mindset and the ability to translate data into business action
• Bonus if you’ve worked in a B2C, subscription, or telecoms environment

If you’re passionate about using data to solve business problems, thrive in fast-paced environments, and want to make a difference in one of the UK’s most customer-focused telecoms brands, we’d love to hear from you. Click Apply to send your CV and start the conversation.