Senior Product Manager in London

The Role

As our founding Product Manager, you will own the product requirements for Flux\’s OTPUs. You will have end-to-end responsibility for driving product strategy in the rapidly changing domain of AI inference & training. Success in this role will accelerate the development and deployment of Flux\’s OTPU to service real customer workloads.

Responsibilities

• Define and drive the product strategy and roadmap evaluating emerging AI research and industry trends to leverage OTPU\’s strengths to best serve customers.

• Collaborate cross-functionally with optics, electronics and software teams to translate product requirements into engineering deliverables.

• Conduct in-depth market research to understand competitor solutions and customer pain points, synthesising insights to refine product positioning, features, and messaging.

• Define and track success metrics (e.g., performance benchmarks, usage, revenue targets) to align hardware and software simulations with customer requirements.

Skills & Experience

• 3+ years of Product Management experience, ideally in deep tech or AI/HPC infrastructure contexts.

• 2+ years of Engineering experience.

• Technical fluency in AI/ML frameworks, hardware acceleration – enough to engage meaningfully with R&D and engineering teams.

• Proven track record of owning product roadmaps from ideation to launch, particularly in early-stage or rapidly evolving technology environments.

• Strong market research and analytical abilities to identify trends, assess competitive landscapes, and define opportunities for differentiation.

• Excellent communication skills, capable of articulating complex technical concepts to diverse engineers, non-engineers and customers.

• Data-driven mindset, comfortable working with quantitative and qualitative metrics to guide product decisions.

• Bachelor\’s in a relevant field (Engineering, Computer Science, Physics, or similar), or equivalent practical experience.

Compensation & Benefits

• £117,000 – £143,000 annual salary, depending on experience, skills, and location.

• Competitive stock options, you\’re not just part of the journey, you will own a piece of it.

• Work from our HQ in King\’s Cross, right in the middle of London\’s buzzing AI scene.

• Live within 45 minutes of the office? Perfect. Live within 20 minutes? We\’ll add an extra location bonus to your salary.

• We offer visa sponsorship and full relocation support (UK and abroad), through a dedicated third-party provider who are on hand to make your move to London as seamless as possible.

• Full BUPA healthcare and dental cover, medical history disregarded.

• High-spec tech for everyone – M4 Macs as standard, M4 Pros for Engineers.

• Sony noise-cancelling headphones and ergonomic setups to keep you comfortable and focused.

• Personal company card to spend on tools that help you do your job – like ChatGPT Pro or anything else that boosts your workflow.

• Healthy, chef-cooked dinners in the office every night, with something for every diet and tastebud.

• Monthly off-site team socials.

• 25 days of paid holiday, plus all the UK