Product Engineer at Seamflow in London

Product Engineer at Seamflow in London

London Full-Time 60000 - 80000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design and build user workflows, integrating AI to modernise industries.
  • Company: Seamflow, a high-growth London startup backed by top-tier investors.
  • Benefits: Work in a dynamic environment with an elite team and true ownership.
  • Other info: Opportunity to influence product direction and grow your career.
  • Why this job: Join a fast-paced startup and make a real impact in critical industries.
  • Qualifications: Experience with TypeScript, React, Python, and a passion for AI integration.

The predicted salary is between 60000 - 80000 £ per year.

Seamflow.com is a high-growth London startup that raised a 14× oversubscribed $4.5m seed round from Tier-1 investors including Coinbase, Reddit, Klarna, and Spotify. They are building systems to modernize outdated manual processes in aerospace, healthcare, and energy, already generating 7-figure revenue with an elite team from Google, Amazon, and X.

As a Product Engineer, you will build end-to-end workflows that solve complex real-world problems in high-stakes industries. You’ll own features from initial UI design to backend logic and AI integration. This role is for someone who thrives in high-ownership environments, shipping production-grade systems to modernize manual physical-world processes at software speed.

Location: London, UK

Why this role is remarkable:

  • Work with an elite team of former unicorn founding engineers and talent from X, Google, and Amazon in a high-trust environment.
  • Tackle a massive market opportunity by digitizing critical industries like aerospace and energy, backed by top-tier VCs like Coinbase and Reddit.
  • Experience true ownership by shipping to production on day one and influencing product direction in a fast-paced, 7-figure revenue startup.

What You Will Do:

  • Design and build end-to-end user workflows, translating complex real-world processes into intuitive interfaces using React and TypeScript.
  • Implement robust backend services and data models in Python to support complex business logic and AI-powered agents.
  • Integrate LLMs and model-backed APIs directly into production features to automate manual workflows for enterprise customers.

The ideal candidate:

  • Has extensive experience with TypeScript, React, and Python, specifically building production-grade systems rather than just simple CRUD applications.
  • Demonstrates strong product judgment and a history of high ownership, ideally with a background as a founder or at an early-stage startup.
  • Possesses a deep interest in AI integration and a proven ability to ship high-quality features where requirements are rapidly evolving.

Product Engineer at Seamflow in London employer: Jack & Jill

Seamflow is an exceptional employer, offering a unique opportunity to work alongside an elite team of former unicorn engineers in a high-trust environment. Located in London, this high-growth startup not only provides meaningful work by digitising critical industries but also fosters a culture of true ownership and rapid innovation, allowing employees to influence product direction from day one. With strong backing from top-tier investors and a commitment to employee growth, Seamflow is the ideal place for those looking to make a significant impact in their careers.

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Contact Details:

Jack & Jill Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Product Engineer at Seamflow in London

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Jack & Jill or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Jack & Jill.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Jack & Jill.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Jack & Jill that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Product Engineer at Seamflow in London

TypeScript
React
Python
AI Integration
User Interface Design
Backend Services Development
Data Modelling

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Jack & Jill.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Jack & Jill and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Jack & Jill

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Jack & Jill uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.