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Product Engineer

Join CuspAI as a Product Engineer to build internal applications that empower researchers in the AI and materials science fields.

Location
London, United Kingdom
Compensation
Not disclosed
Level
mid
Type
full time · Hybrid

Posted by employer 1 day ago

First seen on Joblaze 2 hours ago

Last verified on the company career page 2 hours ago

What you'll build

  • Lead the development of a suite of internal applications
  • Collaborate with the VP of Product to translate research needs into software solutions
  • Own the end-to-end lifecycle of internal tools
  • Design and build robust backend services in Python
  • Develop clean, responsive UIs for researchers

Must have

  • 4+ years of professional experience in full-stack software engineering
  • Strong backend expertise with Python
  • Proficient with Node.js and modern frontend frameworks

Nice to have

  • Experience in an early-stage startup environment
  • Previous experience building internal tools
  • Knowledge of modern DevOps practices

Practical constraints

  • Expectation of being in the office three days per week
  • Regular travel required to other locations

AI in the day-to-day

We are harnessing AI to unlock trillion-dollar materials breakthroughs.

Requirements

Experience
4+ years

Not disclosed in this posting: compensation, visa sponsorship.

Benefits

Education Budget Equity/Stock Options Parental Leave

Joblaze summary

In this role, the Product Engineer will develop a suite of internal applications that streamline the research workflows at CuspAI, focusing on usability and scalability. The position requires strong full-stack development skills, particularly in Python for backend services and modern frameworks for frontend interfaces. Ideal candidates will have at least four years of experience in software engineering and a product-oriented mindset, making it suitable for those who thrive in innovative environments. CuspAI's interdisciplinary team emphasizes collaboration between AI researchers and engineers to tackle significant global challenges.

Joblaze insights

  • Listed today — first seen on Joblaze October 23, 2026. Last confirmed on CuspAI's careers page October 23, 2026.

Quick facts

Is the Product Engineer role remote?
It's hybrid — CuspAI expects some on-site time in London, United Kingdom.
How much experience is required?
At least 4 years of relevant experience for this Product Engineer role.
Where is the role based?
CuspAI is hiring for this position in London, United Kingdom.
What's the tech stack?
Joblaze extracted these technologies from the posting: Django, FastAPI, Flask, Node.js, Python, React.
What seniority level is this role?
CuspAI targets mid-level candidates for this position.
Is this full-time or contract?
Full-time for this Product Engineer role at CuspAI.

From the original posting

The Role

Due to rapid growth, we are seeking a full-stack Product Engineer* to lead the inception and development of our internal application suite, serving as the foundational architect for the tools our world-class researchers use every day.

*Note that you would be joining as a ‘Member of Technical Staff’, but the indicative job title above hopefully helps to explain the nature of this role. The role will be part of our Platform Engineering organisation.

Your Impact

In this role you will be building the internal product ecosystem that streamlines and curates our proprietary discovery workflows, which is critical for accelerating our mission to solve global challenges through next-generation materials.

Your main focus initially will be partnering with our VP of Product to define and build the first generation of internal applications from scratch, ensuring they are not just functional but curated as high-quality products. Over time, you will likely get involved in scaling these systems to support increasingly complex interdisciplinary data flows and potentially external-facing interfaces as our "search engine" for materials evolves.

What You Will Do

Product Inception & Internal Tooling

  • Lead the development of a suite of internal applications, treating them as first-class products with a focus on usability and long-term scalability.

  • Collaborate closely with the VP of Product to translate high-level research needs into technical roadmaps and intuitive software solutions.

  • Own the end-to-end lifecycle of internal tools, from initial architecture and backend design to frontend deployment.

Full-Stack Development & Platform Integration

  • Design and build robust backend services in Python to interface with our core AI and research engines, integrating disparate workflows into a unified, high-performance internal platform.

  • Partner with the Data Engineering team to ensure seamless ingestion and visualisation of complex datasets within internal applications.

  • Develop clean, responsive UIs that enable researchers to interact with complex data effectively, maintaining a high bar for intuitiveness and reducing cognitive load for technical users.

Interdisciplinary Collaboration

  • Work closely with AI Researchers and Data Engineers to understand the nuances of their daily tasks and build tools that empower them.

  • Collaborate with the broader engineering team to ensure internal tools align with our overall infrastructure and security standards.

Must Have Skills and Qualifications:

  • You have at least 4+ years of professional experience in full-stack software engineering, with a proven track record of building and maintaining production-grade applications.

  • You possess strong backend expertise, specifically with Python and modern web frameworks (e.g. FastAPI, Django, or Flask).

  • You are proficient with Node.js and modern frontend frameworks (e.g. React, Vue, or TypeScript) and have a keen eye for UI/UX best practices.

  • You are a "builder" at heart who enjoys the greenfield stage of a project and is comfortable making architectural decisions from scratch.

  • You have a product-focused mindset, meaning you don't just "write tickets" but actively think about how to make the user's life easier.

  • You are excited by the prospect of enabling world-changing scientific discovery, even if you don't have a background in the sciences yourself.

Bonus Points (But Not Critical):

  • Experience working in an early-stage startup environment where you've had to wear multiple hats.

  • Previous experience building internal tools, dashboards, or "Admin" interfaces for data-heavy companies.

  • Knowledge of modern DevOps practices and cloud infrastructure (e.g. GCP, Docker, Kubernetes).

  • An academic background or personal interest in Materials Science, Chemistry, or Sustainability.


Additional Considerations

This role could be based in our Cambridge, London, Amsterdam or Berlin offices, with the expectation of being in the office three days per week. Additionally, there may be regular travel required to other locations for collaboration and project work.

What We Offer

  • A competitive salary: We value and reward impact and growth

Standard company text repeated across CuspAI's postings is omitted here.

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