FM

I'm Fortune Mambu, a Digital and Social Channels Lead with extensive experience shaping high-impact digital media strategies that deliver measurable performance and sustained brand growth.

About

I’m Fortune Mambu, a Digital and Social Channels Lead with extensive experience shaping high-impact digital media strategies that deliver measurable performance and sustained brand growth. I partner with business stakeholders to translate acquisition challenges into clear, data-driven marketing solutions, delivering paid and organic social campaigns that align with brand objectives and regional needs.

I also drive site performance improvements and automation initiatives, working with global media and creative partners to deliver innovative campaigns while maintaining brand integrity. I’m seeking a fresh challenge in a dynamic, forward-thinking organisation where I can apply my strategic vision and hands-on execution to accelerate growth.

  • 17 years' experience
  • Joined January 2026

Industry experience

  • Financial Services
  • Media & Entertainment
  • Software & Internet
  • Professional Services
  • Other

Work experience· 7 roles

Digital Channels Lead · LSEG (London Stock Exchange Group)Nov 2022 – May 2025 · 2 yrs 7 mos

Partnered with business stakeholders to translate acquisition challenges into clear, actionable digital marketing solutions. Delivered global, data-driven digital marketing campaigns across 65+ countries, strengthening brand visibility. Led paid and organic social media strategy and delivery, tailoring content for regional audiences and driving a continuous test-and-learn approach. Enhanced LSEG.com UX and content, reducing bounce rate. Directed relationships with global media and creative agencies to deliver brand-aligned campaigns while upholding brand guidelines. Guided internal teams on automation-led initiatives with key suppliers to improve channel efficiency.

Channels Manager · NatWest GroupMay 2021 – Oct 2022 · 1 yr 6 mos

Leveraged industry trends, performance data, and digital insights to shape strategy, audience development, test-and-learn roadmaps, optimisation plans, and measurement frameworks. Owned and executed multi-brand social media strategies (Facebook, LinkedIn, Twitter, Instagram) for major financial brands including NatWest, Coutts, Ulster Bank, and The Royal Bank of Scotland.

Media Strategy Manager · RBS GroupFeb 2016 – Apr 2021 · 5 yrs 3 mos

Primarily focused on the design and implementation of creative, targeted employer and performance-focused employer brand campaigns. Built impactful audience-led strategies based on candidate profiles, channels, and messaging.

Digital Activation Director · MEC LondonMar 2014 – Jan 2016 · 1 yr 11 mos
Digital Account Manager · MEC LondonJun 2011 – Mar 2014 · 2 yrs 10 mos
Junior Digital Account Manager · UM LondonJun 2010 – Jul 2011 · 1 yr 2 mos
Digital Planner & Buyer · MediaCom LondonJan 2008 – Jun 2010 · 2 yrs 6 mos

Education

2.1 BA Media Honours · Goldsmiths College, London2003 – 2006
A-Levels · City of Westminster College2001 – 2003

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