Senior Localisation Program Manager, Product

Klaviyo
London, UKPosted 24 February 2026

Job Description

<div class="content-intro"><p><em>At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit <a class="_ymio1r31 _ypr0glyw _zcxs1o36 _mizu194a _1ah3dkaa _ra3xnqa1 _128mdkaa _1cvmnqa1 _4davt94y _4bfu18uv _1hms8stv _ajmmnqa1 _vchhusvi _kqswh2mm _ect4ttxp _syaz13af _1a3b18uv _4fpr8stv _5goinqa1 _f8pj13af _9oik18uv _1bnxglyw _jf4cnqa1 _30l313af _1nrm18uv _c2waglyw _1iohnqa1 _9h8h12zz _10531ra0 _1ien1ra0 _n0fx1ra0 _1vhv17z1" href="http://klaviyo.com/careers" data-renderer-mark="true">klaviyo.com/careers</a> to see how we empower creators to own their own destiny.</em></p></div><p><strong>London, UK (Hybrid: 3 days p/week in-office)<br></strong><strong>12 month FTC (mat-cover), ASAP start<br></strong></p> <p><strong>About the role:<br>This is a 12 month FTC maternity-cover for an ASAP start. We are looking for an experienced hands-on Senior Localisation Program Manager to own and optimise Product localisation.</strong></p> <p>Localisation efforts at Klaviyo are centred around linguistic excellence, teamwork and scale. We are responsible for the translation and cultural adaptation of all customer-facing content from performance-based marketing collateral to original training programs, the Klaviyo application and website, and our partner and developer portals. Our work is not just about translation and localization; it is about providing our customers with high quality localization and an experience that feels locally relevant and fuels international growth for both our customers and Klaviyo. Your primary responsibilities will be to:</p> <ol> <li><strong>Manage all localisation for Product, Help Centre and Customer Education</strong>, partnering closely with those teams to deliver high quality, locally relevant experiences across all supported languages.</li> <li><strong>Manage all language contractors</strong> (including freelance linguists, agencies and other language vendors), ensuring we have the right resourcing, quality, cost and workflows in place to support current and future localisation needs.</li> <li><strong>Contribute to scaling localisation overall</strong>, including the management of machine translation for all languages and helping to build an AI-first translation platform that enables faster, more scalable and more cost-effective localisation for Klaviyo.</li> </ol> <p><strong>How You’ll have an impact:</strong></p> <ul> <li><strong>End-to-end localisation ownership for Product, Help Centre and Customer Education</strong>: Plan, execute and manage localisation solutions for the Klaviyo Product, Help Centre and Customer Education teams, partnering closely with those teams to fully understand business goals, priorities and opportunities.</li> <li><strong>Contractor and vendor management</strong>: Source, onboard, train, develop and manage a highly effective network of linguists and language partners (including freelancers, agencies and other vendors) that consistently deliver high-quality output across all languages and content types.</li> <li><strong>Language quality management</strong>: Define clear expectations and quality standards for all languages, set up scalable review and feedback loops, and manage performance to ensure we meet or exceed quality, timeliness and cost targets. Own and manage the Klaviyo Language hub (language governance) and associated processes across all languages. </li> <li><strong>TMS and MT ownership</strong>: Own and manage our TMS (Smartling) as it relates to Product, Help Centre and Customer Education, ensuring optimisation for different content types, CMSs, language assets and resources, and integratin ... (truncated, view full listing at source)