Top Tech Jobs & Startup Jobs in London

Lead Steven.com's social strategy and build a scalable, social-first content operation. Define brand voice and visual identity, create systems to capture stories across the company, hire and lead a high-performing social and content team, and drive measurable audience growth and engagement across platforms.

Lead strategy and execution of multi-channel marketing campaigns to grow audience, engagement, and revenue for FlightStory shows and ventures. Build and mentor a high-performing marketing team, establish data-driven optimisation and testing, collaborate cross-functionally, and drive measurable commercial impact through innovative, high-performing campaigns.

Own and ship the frontend end-to-end using Next.js (App Router) and TypeScript; define frontend architecture, translate product ideas into polished UX, collaborate on API/system design, and establish engineering practices while iterating with customers at an early-stage SaaS startup.

Lead the full commercial cycle for CultureTest's CultureMatching marketplace: source and warm prospects, run meetings, close and expand accounts, build pipelines and networks with founders/Heads of People, define sales playbook and tooling, represent the company at events, and convert early cohort prospects into long-term customers.

Lead the Experimentation & Failure team to run high-velocity, rigorous experiments across creators, content, and commercial bets. Set hypotheses, isolate variables, ensure statistical power, analyze results, scale testing intake, build institutional memory, and partner with engineering and applied AI to apply tooling and infrastructure for rapid learnings.

Lead and build a systems-driven marketing engine for creator-led media brands: design repeatable viral formats, channel strategy, distribution partnerships, owned-audience growth (email, community, membership, events), data-driven testing, cultural calendar planning, merch strategy, and hire/lead a high-performance marketing team.

Build end-to-end full‑stack products: design and ship frontend, backend, and infrastructure; integrate AI/ML and LLMs; own production systems for performance, reliability, and iteration; prototype, run experiments, and lead technical decisions alongside engineering leadership.

Build and ship end-to-end product features across frontend, backend, and infrastructure. Prototype and run experiments, own production systems (debugging, performance, reliability), integrate AI/ML and LLM-based APIs, and maintain code quality, documentation, and reviews.

Senior individual-contributor role owning architecture for the companys most complex systems. Lead design and production of full-stack, AI-native platforms (LLM workflows, intelligent pipelines), set engineering standards, mentor engineers, and translate ambiguous product bets into concrete technical plans while preventing systemic technical risk.

Create, edit, and optimize short-form social video from long-form content to grow reach and monetisation across Facebook, YouTube Shorts, Snapchat, TikTok and Instagram. Deliver multiple high-performing edits daily, apply platform best practices and performance data to iterate, and establish a repeatable content engine aligned with FlightStory’s storytelling style.