Senior Product Engineer (Python, AI)

Senior Product Engineer (Python)

Conditions

Posted Date May 24, 2026 Employment Type Full-time Experience Level Mid-Senior level Location United Kingdom Annual Salary 96,000 GBP Category ** Devops ** Company **owen thomas | b corp™ **

Senior Product Engineer (Python)

Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

The Company - AI systems are only as reliable as the data and feedback loops behind them.

We’re partnering with a profitable, globally-used technology company building infrastructure that helps global organisations develop more reliable, trustworthy AI systems. Their platform supports teams working across research, healthcare, and enterprise environments - where accuracy, integrity, and real-world performance genuinely matter.

The business has been operating successfully for over a decade and is now scaling rapidly due to accelerating demand in AI. With strong product-market fit and significant growth ahead, they’re investing heavily in senior engineering talent to shape the next phase of the platform.

The Role - Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity You’ll join a senior, product-focused engineering team working in small high performance teams building high-scale backend systems that sit at the core of the company’s platform.

This is a backend-first role (Python ≈70%) with meaningful influence across system design, architecture, and product direction.

You’ll operate with real ownership - balancing delivery speed, scalability, and long-term maintainability - while contributing to a platform that underpins critical AI-driven applications globally.

What You’ll Be Doing -Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

• Designing and owning backend services in Python (Django / FastAPI)
• Building scalable APIs and workflows supporting global usage
• Improving reliability, performance, and developer experience
• Working closely with Product and Design to shape features end-to-end
• Contributing across the stack when useful (TypeScript exposure)
• Helping evolve engineering standards as the team scales

Interested in remote work opportunities in Devops? Discover Devops Remote Jobs featuring exclusive positions from top companies that offer flexible work arrangements.

This is a pragmatic, fast-moving Product Engineering centric environment - but with a strong emphasis on thoughtful engineering.

Tech Stack - Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

• Python (Django core)
• FastAPI (in parts)
• PostgreSQL
• TypeScript / Vue.js
• AWS
• Modern CI/CD practices

What They’re Looking For - Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

• 4–6+ years of professional software engineering experience
• Strong production-grade Python
• Experience building scalable backend systems
• Comfort operating with ambiguity and ownership
• Product mindset - thinking beyond implementation
• Clear communicator, collaborative by nature
• Experience in startup or scale-up environments preferred
• No degree requirements

Browse our curated collection of remote jobs across all categories and industries, featuring positions from top companies worldwide.

Exposure to AI systems, research platforms, or data-intensive products is a bonus — not required.

Interview Process - Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

• 30-minute intro (Engineering & Talent)
• 60-minute collaborative Python pairing session
• Product & architecture discussion
• Final conversation with senior leadership

Structured, respectful, and focused on real-world thinking.

Why Join - Senior Product Engineer (Python) | Django, FastAPI, TDD, AWS, JavaScript | Building Human Intelligence > AI Infra | Research + Healthcare | Remote (UK) | £80-100k+ Bonus + Equity

• Globally used platform with strong product-market fit
• Direct impact on how modern AI-enabled systems perform in the real world
• Senior hiring bar - high quality, low ego
• Fully remote within the UK, with a London office
• Engineering team scaling from ~60 → 100+
• £80–100k base + bonus + equity
• Strong benefits package

If you’re a senior Python engineer who enjoys building robust, high-scale systems and wants your work to contribute to more reliable, real-world AI applications - this is a genuinely meaningful opportunity.

Apply with your CV and we’ll be in touch if there’s alignment :)

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