Top Tech Jobs & Startup Jobs in London

Own enterprise sales across prospecting, pipeline creation, executive discovery, competitive deal execution, forecasting, closing, expansion, and renewals. Sell Klaviyo’s multi-product platform to large organizations, engaging C-level stakeholders and coordinating solutions engineering, partners, marketing, legal, security, procurement, and customer decision-makers. The role requires building business cases, managing complex nine- to eighteen-month sales cycles, and achieving multi-million-dollar quotas.

Manage approximately 40 digital marketing agency and systems integrator partners across the Spanish region. Build trusted relationships, develop partner growth strategies, manage referrals and co-selling opportunities, communicate Klaviyo’s platform value, and support revenue objectives. Collaborate with marketing, sales, and product teams while coaching partners on business growth and profitability. The role requires fluent English and Spanish, with up to 25% regional travel and possible additional European travel.

Own EMEA lifecycle marketing strategy and execution across email, CRM, onboarding, adoption, re-engagement, cross-sell, and event programs. Develop segmentation and audience strategies, localize global campaigns, analyze performance, define metrics, and drive testing and optimization. Partner with regional and global Marketing, Sales, Product, Growth, Brand, and Operations teams to align priorities and deliver measurable customer and business outcomes across EMEA.

Build and scale full-stack services supporting international SMS expansion and RCS capabilities. Design new services, work across monolithic and microservices architectures, optimize databases and application performance, develop CI/CD pipelines, debug production issues, and collaborate across teams. The role involves Python, Django, Go, React, AWS, distributed systems, and modern DevOps tooling, with a focus on reliable mobile messaging products for global customers.

Manage enterprise customer relationships, serving as a trusted advisor and developing customized success plans. Drive retention, expansion, upgrades, and revenue growth across email, SMS, and digital channels. Review customer performance, resolve issues, communicate product updates, provide software guidance, and share feedback with Product and Engineering. The role requires consultative marketing technology expertise, commercial confidence, creative problem-solving, and collaboration in a hybrid London environment.

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%.

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.

Manage the full sales cycle across MEA, from qualification and product demos through closing. Build and develop a sustained pipeline, sell Klaviyo’s MarTech SaaS solutions to founders, business owners, marketers, retailers, and brands, and accurately forecast territory performance. The role also involves outbound prospecting, relationship building, supporting peers, mentoring new Account Executives, and participating in broader team initiatives.

Lead enterprise customer implementations from presales scoping through launch. Define and present Statements of Work, manage project scope, budgets, resources, timelines, risks, migrations, and cross-functional teams. Build stakeholder relationships, advise on technology-stack integrations, and apply API and webhook expertise to deliver customer use cases. Partner with Sales, Solutions Architecture, Customer Success, and Support to accelerate value, maintain implementation health, mentor colleagues, and improve delivery processes.

Lead enablement strategy and roadmap for EMEA enterprise sales. Design and deliver onboarding, training, workshops, and coaching (discovery, demo, negotiation). Drive adoption of sales methodology, measure enablement impact, partner cross-functionally, and present Quarterly Business Reviews to sales leadership.