Klaviyo

London
2,400 Total Employees
Year Founded: 2012

Articles about Klaviyo

Featured Articles

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Abel Rodriguez Abel Rodriguez
Published on September 16, 2026

38 US Companies With Offices in London

Some of the most well-known companies in the United States have offices in this bustling capital city — and lots of them are hiring.

Ashley Brownridge Ashley Brownridge
Updated on August 04, 2026

47 Top Companies in London to Know

These companies are boosting London’s business scene across a wide range of industries.

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Margo Steines Margo Steines
Updated on September 23, 2026

59 Software Companies in London to Know

These software companies are developing solutions for a wide range of use cases across advertising, fintech, logistics and more.

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All Articles

Abel Rodriguez Abel Rodriguez
Updated on August 03, 2026

12 E-Commerce Companies in London to Know

These e-commerce companies provide digital storefronts and create specialized software for online businesses.

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Abel Rodriguez Abel Rodriguez
Updated on September 02, 2026

29 Artificial Intelligence Companies in London

Here’s our guide to artificial intelligence companies leading the way in London.

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Jeff Rumage Jeff Rumage
Updated on August 18, 2026

25 Engineering Companies in London to Know

From defense to transport, engineering firms have a storied history in London.

Image: Shutterstock / Built In
Margo Steines Margo Steines
Updated on September 18, 2026

22 Digital Marketing Companies in London to Know

These London companies work with businesses to optimize their digital marketing strategies.

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Margo Steines Margo Steines
Updated on July 15, 2026

24 Top Marketing Companies in London

These London marketing specialize in areas like influencer marketing, branding, web design and SEO.

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Margo Steines Margo Steines
Updated on September 10, 2026

84 Top Tech Companies in London

These companies are helping London grow into one of the world’s premiere tech hubs.

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Recently posted jobs

3 Days AgoSaved
Easy Apply
Hybrid
London, Greater London, England, GBR
Easy Apply
Consumer Web • eCommerce • Marketing Tech • Retail • Software • Analytics • Generative AI
Manage customer success for Klaviyo’s small and medium-sized business segment. Build customized success plans, reduce churn, identify expansion opportunities, advise customers on marketing strategies, review performance, explain platform capabilities, support commercial conversations, and provide product feedback. The role requires strong CRM, campaign management, digital marketing, analytics, marketing automation, communication, and problem-solving skills in a hybrid London environment.
4 Days AgoSaved
Easy Apply
Hybrid
London, Greater London, England, GBR
Easy Apply
Consumer Web • eCommerce • Marketing Tech • Retail • Software • Analytics • Generative AI
The Account Executive will drive mid-enterprise sales across Northern Europe, developing client and partner relationships, managing the sales process, and delivering revenue through Klaviyo’s marketing technology platform. The role may involve client or partner work, team meetings, industry events, and new-hire onboarding, with travel of up to 10%.
5 Days AgoSaved
Easy Apply
Hybrid
London, Greater London, England, GBR
Easy Apply
Consumer Web • eCommerce • Marketing Tech • Retail • Software • Analytics • Generative AI
Build and maintain detection-as-code, security tooling, and automated response workflows across enterprise, cloud, and product environments. Triage alerts, investigate and respond to cyber threats, conduct digital forensics and threat hunts, support security data lakes and SIEM platforms, and develop AI-first security systems. The role includes on-call participation, collaboration with threat intelligence, pipeline improvements, and mentoring other security engineers.