Founding Engineer

Founding Engineer

London Full-Time 100000 - 180000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join us to build AI systems that revolutionise aircraft maintenance and safety.
  • Company: Fleetcraft is a fast-growing startup at the intersection of aerospace and AI.
  • Benefits: Highly competitive salary, visa sponsorship, and flexible work environment.
  • Why this job: Shape the future of aviation with cutting-edge technology and real-world impact.
  • Qualifications: 2+ years in software development, experience with AI systems, and strong full-stack skills.
  • Other info: Dynamic team culture with opportunities for personal and professional growth.

The predicted salary is between 100000 - 180000 £ per year.

Job Description

We're a small team of engineers and scientists trying to create a golden age in aviation by reshaping how aircraft are built and maintained.

Fleetcraft’s mission is to enhance humanity’s access to the sky by accelerating innovation in aerospace and reducing the risk of bringing new aircraft to market.

We're growing fast and looking for an exceptional full-stack founding engineer to join our team.

Why Join Us?

We’re building at the intersection of aerospace and AI – modernising one of the world’s most complex and critical industries.

  • Solve real-world problems: Your code won’t just ship; it will define how aircraft are inspected, maintained, and trusted worldwide.
  • Join from the start: We’re growing fast and already working with some of the largest aviation companies in the world. You’ll be here from day one, helping shape the future.
  • High trust, high ownership: Make decisions that move the whole company forward. We value autonomy, speed, and impact.
  • Stack: Build with modern tools — Python, FastAPI, TypeScript, LLMs, MLOps

What We’re Looking For

  • 2+ years of software development experience
  • Proven track record of building and shipping full-stack products in fast-paced, product-driven teams
  • Hands-on experience building production AI systems with Python, PyTorch, and LLMs (OpenAI, Anthropic, etc.), integrated into real user workflows
  • Familiarity with MLOps tools and CI/CD for both traditional and ML-driven systems
  • Strong backend and API development skills – comfortable owning systems end-to-end, from data pipelines to user-facing interfaces
  • Passion for building clean, usable products that solve real problems, fast
  • Comfortable wearing multiple hats, challenging assumptions, and shaping product direction in ambiguous environments

Bonus Points

  • Prior startup or 0→1 product experience
  • Contributions to open-source AI/ML projects
  • Experience with aviation, aerospace, or other safety-critical domains

You Should Apply If…

  • You love building real products that users depend on – not just prototypes
  • You’re energised by fast feedback loops and high-leverage work
  • You want to work close to users and shape what gets built
  • You thrive in ambiguous, high-trust, high-ownership environments

You Should Not Apply If…

  • You prefer clearly defined tasks over autonomous problem-solving
  • You’re uncomfortable working in a fast-moving, high-ambiguity startup
  • You’re looking for a large team with established roadmaps and guardrails

Tech Stack

  • Core: Python, FastAPI, TypeScript, React
  • AI/ML: OpenAI, Anthropic, computer use, evals, voice agents
  • Infrastructure: Azure, Docker

Process:

  • Initial Screen (30 min video call with one of the founders)
  • Take-Home Test (1h45 on HackerRank)
  • Interview (30 min video call with one of the founders)
  • In-Person Interview

Working at Fleetcraft

Our office is in central London, off Oxford Street. Being in the same room helps us move fast, make better decisions, and build with urgency.

We’re comfortable with chaos and energised by the pace. We also get that life isn’t always predictable. When something personal comes up, we trust each other to handle it with flexibility and maturity.

Compensation + Benefits

💰 Highly Competitive: £90k-£120k + equity

We’ll Back You to Do Your Best Work Need to relocate? Working late? Want a tool that helps you move faster? We’ve got you. Just tell us what you need we’ll make it happen.

  • Fleetcraft is an equal opportunities employer.

Founding Engineer employer: Fleetcraft

Fleetcraft is an exceptional employer that offers a unique opportunity to work at the forefront of aerospace and AI technology in the vibrant heart of London. With a high-trust, high-ownership culture, employees are empowered to make impactful decisions while collaborating closely with industry leaders. The company prioritises flexibility and personal growth, ensuring that every team member can thrive in a fast-paced, innovative environment.
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Contact Detail:

Fleetcraft Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Founding Engineer

✨Tip Number 1

Network like a pro! Reach out to people in the aerospace and AI sectors, especially those connected to Fleetcraft. A friendly chat can open doors that applications alone can't.

✨Tip Number 2

Show off your skills! If you’ve got a portfolio or GitHub with projects related to AI or full-stack development, make sure to highlight them. Real-world examples of your work can speak volumes.

✨Tip Number 3

Prepare for the interview process! Familiarise yourself with the tech stack mentioned in the job description. Brush up on Python, FastAPI, and MLOps tools so you can impress during technical interviews.

✨Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the Fleetcraft team.

We think you need these skills to ace Founding Engineer

Software Development
Full-Stack Development
Python
FastAPI
TypeScript
AI Systems
PyTorch
MLOps
CI/CD
Backend Development
API Development
Data Pipelines
User Interface Development
Problem-Solving
Adaptability

Some tips for your application 🫡

Show Your Passion for AI and Aerospace: When writing your application, let us see your enthusiasm for AI and how it can transform the aerospace industry. Share specific examples of projects or experiences that highlight your interest and expertise in these areas.

Tailor Your Experience to Our Needs: Make sure to align your skills and experiences with what we’re looking for. Highlight your full-stack development experience and any hands-on work with AI systems, especially if you’ve worked in fast-paced environments before.

Be Authentic and Personal: We want to get to know the real you! Don’t be afraid to inject some personality into your application. Share your journey, what drives you, and why you’re excited about joining our team at Fleetcraft.

Apply Through Our Website: To make sure your application gets the attention it deserves, apply directly through our website. It’s the best way for us to keep track of your application and ensure it reaches the right people!

How to prepare for a job interview at Fleetcraft

✨Know Your Tech Stack

Familiarise yourself with the core technologies mentioned in the job description, like Python, FastAPI, and TypeScript. Be ready to discuss your hands-on experience with these tools and how you've used them to build full-stack products.

✨Showcase Your Problem-Solving Skills

Prepare examples of real-world problems you've solved using AI systems or MLOps tools. Fleetcraft values practical applications over theoretical knowledge, so highlight how your work has made a tangible impact.

✨Emphasise Autonomy and Ownership

Since the role requires high trust and ownership, be prepared to discuss situations where you've taken initiative and made decisions that positively affected your team or project. Show that you thrive in ambiguous environments.

✨Connect with Their Mission

Fleetcraft is all about enhancing access to the sky through AI. Research their mission and think about how your passion for building usable products aligns with their goals. This will help you stand out as a candidate who truly understands and cares about their vision.

Founding Engineer
Fleetcraft
Location: London

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