Senior Product Engineer (£160k-£300k + Equity) at Ankar AI

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title Senior Product Engineer Salary £160k-£300k + Equity Company Description Ankar AI is a $24M VC-funded startup backed by Atomico and Index Ventures building AI-powered R&D and IP infrastructure. Serving Fortune 500 clients like L’Oréal, they are transforming the $1T innovation market by automating manual R&D workflows to protect and accelerate the creation of global intellectual property. Job Description As a Senior Product Engineer at Ankar AI, you will own the end-to-end execution of mission-critical AI tools. You’ll design, build, and maintain scalable systems across the full stack, translating ambiguous R&D challenges into dependable software. Working directly with users, you’ll define product specs and ship features that redefine how global enterprises manage innovation. Location London, UK Why this role is remarkable Join a high-growth team with $1M+ ARR and backing from top-tier VCs like Atomico, Index Ventures, and leaders from OpenAI and DeepMind.Take on a founding-engineer-level ownership role where you define technical specs and product direction rather than just executing predefined tasks.Work at the cutting edge of AI, building tools that secure the 90% of S&P 500 value tied to intangible intellectual property assets. What You Will Do Design and implement scalable, reliable product experiences across the frontend and backend to solve complex R&D and IP workflow problems.Ship features rapidly in a high-autonomy environment, iterating based on direct feedback from Fortune 500 customers and global law firms.Partner with product and design teams to bridge technical feasibility with user needs, ensuring software is impactful and production-ready. The ideal candidate 5-12 years of professional engineering experience with a proven track record of shipping production-grade software in fast-paced environments.Strong startup experience, preferably as an early employee or founding engineer, with a builder's mindset and ability to thrive in ambiguity.Exceptional product sense and technical versatility, capable of owning features end-to-end across the stack while maintaining a high bar for quality. Who are Jack & Jill? Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support. And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate. How does this work? Jack's an AI agent for job searching and career coaching. He works for you.Jill is the AI recruiter working for the company. She recruits from Jack's network.If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.