Senior Data Analyst - Marketing

  • Rullion Managed Services
  • City, London
  • 12/03/2026
Contractor Information Technology Telecommunications SQL Python Data Analyst CRM

Job Description

Data Analyst

3 Month Rolling

Farringdon - Onsite 1 day per month

Inside IR35

Are you a data-driven professional with a passion for helping customers? Do you have a deep understanding of CRM and the data that enables execution and decision making in this space? If you're ready to make a difference through leveraging your experience in a fast-paced, impactful environment, we want you to join our team as a Senior Data Analyst.

Here's a taste of what you'll be doing:

  • Consultative Leadership: Spearhead initiatives with cross-functional stakeholders, employing a consultative approach to distill complex requirements into robust data / analytics approaches.
  • Data Mastery: Use your expertise in data to manage large, complex datasets while applying the best analytics techniques, from advanced segmentation to root cause analysis.
  • Impact-Driven Decision Making: Passionate about impact, whether unpacking the why, delivering optimal customer intelligence data products or delivering powerful insights empowering the organisation to be data driven.
  • Insightful Storytelling: Comfortable in "storytelling" and visualisation, delivering insights and recommendations in a clear, relevant and action-oriented manner to senior members of the organisation.
  • Technical Project Leadership: Oversee complex projects from inception to completion, ensuring they are delivered on time and to the highest standards. Apply best practices to ensure accuracy and efficiency in your results.
  • Talent Development: Mentor and coach junior data analysts, fostering a culture of innovation, continuous improvement, and collaboration.

Are we the perfect match?

  • Experience working with Marketing data
  • Extensive experience as a Senior Data Analyst, with advanced SQL and Python skills, along with expertise in advanced analytics techniques such as modelling, segmentation, and predictive analysis.
  • Strong analytical skills with a passion for problem-solving
  • Excellent communication skills and the ability to present to non-technical audiences, turning complex data into actionable insights.
  • Comfortable in fast-paced ambiguous environments and collaborative team settings.
  • Passionate about data impact.

It would be great if you had:

  • Experience in the energy retail industry
  • Advanced tools knowledge; proficiency in Tableau, cloud platforms (ideally DataBricks), Git, and other analytics tools that support collaborative development and efficient data pipelines.
  • Relevant degree or equivalent (e.g. statistics, mathematics etc).

Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.