Product Marketing Manager

Product Marketing Manager Tessl is a fast-growing Series A startup based in London, founded by Guy Podjarny. We’ve raised over $100M from world-class investors including Index Ventures, Accel, GV, and Boldstart, and in 2025 we were ranked #2 in Sifted EU’s B2B SaaS Rising 100 and #20 in Sifted's AI 100. At Tessl, we believe AI is transforming software development. AI Native Developers will define features, architecture, and workflows in specs, not code, guiding the work of AI agents. We’re building the pioneering platform for this new paradigm and leading the developer movement and ecosystem around it. Joining Tessl means becoming an early team member with the opportunity to shape the future of how software is created and maintained. ABOUT THE ROLE We’re hiring a Product Marketer to define how Tessl shows up to the world. You’ll sit at the intersection of product, growth, and sales - owning our positioning, messaging, launches, and enablement. You’ll help translate a deeply technical product into clear, compelling narratives that resonate with developers, engineering leaders, and forward-thinking teams. This is an individual contributor role for someone who thrives in ambiguity, loves shaping category narratives, and wants to define how an AI-native product is understood in the market. WHAT YOU’LL DO Positioning & Messaging - Own Tessl’s core messaging framework and value propositions - Refine and evolve our category narrative as the product and market mature - Develop audience-specific messaging for developers, tech leads, and enterprise buyers Product Launches - Support go-to-market for new features and major releases - Partner closely with Product and Engineering to shape launch stories early - Create launch briefs, assets, and internal alignment materials Content & Enablement - Develop high-impact product marketing content (website copy, one-pagers, case studies, blog posts) - Equip sales with compelling decks, objection-handling, and competitive insights - Support community and thought leadership initiatives Market Intelligence - Conduct competitive research and positioning analysis - Gather insights from users, prospects, and the developer ecosystem - Feed structured insights back into product strategy WHAT WE’RE LOOKING FOR Must have: - 4–8+ years in product marketing (ideally in B2B SaaS or developer tools) - Experience owning messaging and content development end-to-end - Strong technical fluency — comfortable working with engineers and technical buyers - Exceptional writing skills with the ability to simplify complex concepts - Proven ability to operate autonomously in a fast-moving startup environment Nice to have: - Experience marketing AI/ML or developer infrastructure products - Exposure to PLG and sales-assisted motions - Experience helping define a new category SALARY AND BENEFITS Office: Our brand new 10,000 sq. ft office is in the AI hub of Kings Cross, London. We have generous catering and have regular social events such as team lunches, drinks and more. We require all staff to be in our London HQ at least 3 days a week on our anchor days of Monday, Tuesday and Thursday. Salary: We offer a competitive salary based on experience and skills, benchmarked against industry standards. Benefits: 25 days holiday, health insurance, including dental and vision, which extends to partners and dependents, as well as a company-matched pension. We also provide a commuting stipend for those who live outside London, and a cycle to work scheme. APPLICATION PROCESS 1. Introductory call 2. Hiring manager deep dive 3. Practical exercise (case discussion) 4. Final conversation with leadership We encourage you to apply even if you don’t meet every requirement. We care about talent, trajectory, and mindset, not just checkboxes. We care deeply about the warm, inclusive environment we’re building at Tessl and we value diversity – we welcome applications from those typically underrepresent ... (truncated, view full listing at source)