Martin Grayson

Pioneer
DISC Type : DIS

Director of Data Engineering at Expana

London Area, United Kingdom

Overview

Martin Grayson is a data and platform leader, currently the Director of Data Engineering at Expana. He specializes in building trusted, scalable data ecosystems that drive commercial value and reduce risk. With a degree in Computer Science, colleagues describe him as a brilliant, effective, and supportive leader.

A unique aspect of his career was a secondment as Head of Cyber Security at Comparethemarket, where he was appointed to lead the squad during a critical period, embedding engineering rigor into InfoSec practices.

Personality Overview

Friendly But Fast

Driven But Considerate

Decisive But Friendly

If they are convinced, they can become very strong champions for your product  They have the unique ability to win both love and respect from their team (or outsiders) They combine a unique set of diverse traits where they are fast and friendly but can slow down to be thorough when needed

Topics They Care About

Data Platform Strategy
He has extensive experience owning and executing data platform strategies, including a major Kafka migration to Confluent that resulted in over £1M in annual savings.
Driving Commercial Value
His professional focus is on building data ecosystems that enable growth, reduce risk, and deliver measurable commercial outcomes for the business.
Engineering Leadership
He has built data functions from the ground up at Monzo Bank and has led teams of over 30 engineers, focusing on raising the engineering bar and talent development.

Media Appearances

Martin has no verified media appearances

Work History

1-2025
Director of Data Engineering at Expana
6-2024 - 12-2024
Senior Engineering Manager - Cyber Security (Secondment) at Compare the Market
7-2022 - 7-2024
Senior Engineering Manager - Data Engineering Hub at Compare the Market
6-2021 - 6-2022
Head of Analytics Engineering & Business Intelligence at Monzo Bank
7-2019 - 6-2021
Engineering Manager at Just Eat Takeaway.com

Education

2005 - 2008
Computer Science from University of Kent

More Information

Social Presence :

Prographics :

Exp : 7 Location : London Area, United Kingdom Job Level : Mid-senior Designation : Director of Data Engineering at Expana
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Insights For Selling To Martin

During A Call Or A Meeting

DO's

  • Showcase existing customers and use case-studies to grab their attention
  • Use phrases like ‘your decision will’, ‘you will impact’ etc.
  • Build a trustworthy relationship while keeping the product center-stage

DONT's

  • Avoid focusing only on the product or its ROI, keep building trust subtly
  • Don’t hesitate from asking questions or pushing them, but take a formal approach
  • Don’t be too verbose or overly friendly; a little bit, however, is fine

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Martin is

  • Nothing less than a strong combination of proof of results, relationship and high levels of professionalism is effective with them.
  • Will you ever get a clear answer from Martin

  • They can say no while staying friendly, but can also be pursuaded to reconsider

Insights For Deal Planning

    How fast (or slow) will Martin move?

  • They are generally fast movers and can take quick decisions
  • Can Martin take some risk or not?

  • They have high risk-appetite but can get ahead of themselves once in a while. Observe carefully

You And Martin

Personality Compatibility


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