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For Companies At a Glance
- Tasks: Build and ship core AI product features while shaping the architecture.
- Company: Top VC backed Series A startup revolutionising AI voice technology.
- Benefits: Salary up to £250k, equity, and a chance to shape the future.
- Why this job: Rare opportunity to have high ownership and direct customer impact.
- Qualifications: 5-10 years in full-stack engineering with AI product experience.
- Other info: Dynamic startup environment with foundational building opportunities.
Salary up to £250k + Equity
London based onsite
Build the Future of AI Voice
Top VC backed Series A Startup, building AI voice agents that transform how trades businesses operate, from handling customer interactions to streamlining operations at scale. As a founding engineer, you won't just ship features; you'll shape the product, define the architecture, and play a key role in how AI interacts with real-world customers every day. Roles like this are rare: high ownership, direct customer impact, and the chance to build something foundational from the ground up, a hallmark of early-stage AI startup.
What You'll Do
- Build and ship core product features across a modern stack (Python, TypeScript, cloud, event-driven systems)
- Own problems end-to-end from customer discovery through to production deployment
- Work directly with users to turn messy, real-world workflows into elegant AI-powered solutions
- Balance speed vs scalability, knowing when to prototype and when to harden systems
- Set the standard for engineering excellence across reliability, testing, and security
What You Bring
Experience
- 5-10 years in full-stack engineering (backend-leaning)
- Proven track record building and shipping AI products end-to-end — especially agentic systems
- Experience in early-stage startups (or founder-level ownership mindset)
- Bonus: direct experience working with customers
Technical
- Strong Python or TypeScript skills (async Python is essential)
- Hands-on experience with LLMs and modern AI tooling
- Deep understanding of: async/await, coroutines httpx, AsyncOpenAI production-grade error handling in async systems
- Experience with cloud infrastructure (Kubernetes, serverless, distributed systems)
Mindset
- You move fast and take ownership
- You're comfortable with ambiguity and building from first principles
- You care about shipping real products — not just prototypes
If you're excited by the idea of building foundational AI products from scratch, and want your work to directly shape what gets built, this is that opportunity!
Founding Engineer in City of London employer: Bloc Recruitment
Contact Detail:
Bloc Recruitment Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Founding Engineer in City of London
✨Tip Number 1
Network like a pro! Reach out to people in the industry, attend meetups, and connect with potential colleagues on LinkedIn. The more people you know, the better your chances of landing that Founding Engineer role.
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those involving Python, TypeScript, and AI. This will give potential employers a taste of what you can do and how you think.
✨Tip Number 3
Prepare for interviews by practising common technical questions and scenarios related to AI products. Be ready to discuss your past experiences and how they align with the role's requirements. We want to see your problem-solving skills in action!
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you're genuinely interested in being part of our team and building something amazing together.
We think you need these skills to ace Founding Engineer in City of London
Some tips for your application 🫡
Show Your Passion for AI: When writing your application, let your enthusiasm for AI and voice technology shine through. We want to see how excited you are about building foundational products that make a real difference in the industry!
Highlight Relevant Experience: Make sure to showcase your experience with Python, TypeScript, and LLMs. We’re looking for someone who has a proven track record in building AI products, so don’t hold back on those achievements!
Be Clear and Concise: Keep your application straightforward and to the point. We appreciate clarity, so avoid jargon and focus on what makes you a great fit for the role. Remember, we want to understand your journey and skills quickly!
Apply Through Our Website: Don’t forget to submit your application through our website! It’s the best way for us to receive your details and get the ball rolling on your potential future with us at StudySmarter.
How to prepare for a job interview at Bloc Recruitment
✨Know Your Tech Stack
Make sure you’re well-versed in Python and TypeScript, especially async Python. Brush up on your knowledge of LLMs and modern AI tooling, as these will be crucial in the role. Be ready to discuss specific projects where you've used these technologies.
✨Showcase Your Problem-Solving Skills
Prepare examples of how you've tackled complex problems in previous roles. Highlight your experience with customer discovery and turning messy workflows into elegant solutions. This will demonstrate your ability to own problems end-to-end.
✨Emphasise Your Startup Experience
If you’ve worked in early-stage startups before, share those experiences! Talk about how you’ve taken ownership and navigated ambiguity. This mindset is key for a founding engineer, so make it clear that you thrive in such environments.
✨Ask Insightful Questions
Prepare thoughtful questions about the company’s vision and the product roadmap. This shows your genuine interest in shaping the future of AI voice agents and helps you assess if the company aligns with your values and goals.