Senior Software Engineer in London
Senior Software Engineer

Senior Software Engineer in London

London Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Build scalable systems and shape intuitive interfaces for AI collaboration.
  • Company: Join a cutting-edge AI startup backed by top VCs and industry leaders.
  • Benefits: Competitive salary, equity options, comprehensive benefits, and 25 days holiday.
  • Why this job: Make real impact in a dynamic environment and influence product architecture.
  • Qualifications: Experience in full-stack development and a passion for building from scratch.
  • Other info: Work onsite in a supportive team that thrives on innovation and creativity.

The predicted salary is between 43200 - 72000 £ per year.

We’re looking for a Product Engineer to join our small but high-calibre team in Old St. We’re a team that’s 100% AI-native — not just building AI agents, but using them daily to supercharge our own workflows. Our mission is to reinvent product development through specialised AI agents. We started with product design agents, and now we’re building something entirely new and multimodal — we’re pushing the limits of what agents can do.

Skippr is backed by top VCs, like Bessemer (Anthropic, Perplexity, Shopify), and executives from Fiverr, Meta, Google, Lyft and more.

What you’ll do:
  • Modern stack: Build scalable systems using FastAPI, React, Supabase or similar modern technologies — we care more about your ability to ship quality code than specific stack experience.
  • Own everything from database design to AI agent orchestration.
  • Agent Experience (AX): Shape intuitive interfaces for human–agent collaboration. Rapidly prototype and iterate with engineers and designers to discover the right interaction models for working productively with agents.
  • LLM Agentic Workflows: Build a system of agents — tool use, memory, retries, context updates, feedback loops, and MCP integration.
  • System Design & Technical Strategy: Partner directly with founders to define the technical path that balances moving fast now with scaling to many customers and dev tools later.
This role is for you if:
  • You’re a full-stack 0→1 builder who has shipped to production — ideally rapidly shipping apps and building scalable systems in containerised environments.
  • You’ve been a founder or founding engineer. You know what it means to build something from scratch that real people actually use or pay for.
  • You thrive in ambiguity. You can juggle shifting priorities, decide when to let small fires burn, and when to dive in.
  • You have grit. You’re used to hard tradeoffs and pushing through the messy middle to get to something great.
This role is not for you if:
  • You want remote or hybrid work. We believe early-stage startups win by moving fast in the same room — this is an in-office role, 5 days a week in our Old St office.
  • You dislike ambiguity. Priorities shift, experiments fail, and new opportunities appear — if you prefer stable roadmaps, this isn’t the place.
  • You don’t enjoy 0→1 environments. Early-stage means wearing multiple hats, solving unscoped problems, and building with imperfect information.
What we offer:
  • Competitive salary + meaningful equity (EMI options): Everyone here has skin in the game and upside if we win.
  • Comprehensive benefits: Pension, private health insurance, and 25 days holiday plus bank holidays.
  • Real influence on architecture: You’ll make foundational decisions on our platform design that will shape how future engineers build on top of it.
  • Exposure across the startup stack: Beyond code — sit in on user interviews, shape product strategy, and get a front-row seat to how startups actually grow.
  • A team that’s genuinely excited: We’re obsessive about the problem, love what we’re building, and keep the culture sharp but supportive.

Senior Software Engineer in London employer: Skippr

At Skippr AI, we pride ourselves on being an exceptional employer, offering a dynamic work environment in the heart of London’s Old Street. Our team is passionate about leveraging AI to revolutionise product development, providing employees with unique opportunities for growth and influence in shaping our technology and culture. With competitive salaries, meaningful equity, comprehensive benefits, and a supportive atmosphere, we empower our engineers to thrive in a fast-paced, innovative setting where their contributions truly matter.
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Contact Detail:

Skippr Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer in London

✨Tip Number 1

Get to know the company and its mission inside out. When you walk into that interview, show us you’re not just another candidate but someone who genuinely understands what we’re about. Tailor your conversation to highlight how your skills can help us push the limits of AI agents.

✨Tip Number 2

Don’t just talk about your past experiences; bring them to life! Share specific examples of projects where you’ve built scalable systems or tackled ambiguity head-on. We want to see your grit and how you’ve thrived in 0→1 environments.

✨Tip Number 3

Be ready to dive into technical discussions. Brush up on modern stacks like FastAPI and React, and be prepared to discuss your approach to system design and technical strategy. Show us you can think critically about architecture and how it impacts product development.

✨Tip Number 4

Finally, don’t forget to apply through our website! It’s the best way for us to keep track of your application and ensure you’re considered for the role. Plus, it shows you’re serious about joining our team at Skippr!

We think you need these skills to ace Senior Software Engineer in London

Fullstack Development
FastAPI
React
Supabase
Database Design
AI Agent Orchestration
Prototyping
System Design
Technical Strategy
Containerised Environments
Problem-Solving in Ambiguity
Grit
Collaboration with Founders
User Experience Design

Some tips for your application 🫡

Show Your Passion for AI: We want to see your enthusiasm for AI and how it can transform product development. Share any personal projects or experiences that highlight your love for building with AI agents.

Tailor Your Application: Make sure to customise your CV and cover letter to reflect the skills and experiences that align with our job description. Highlight your full-stack experience and any relevant projects you've worked on.

Be Authentic: We appreciate genuine personalities! Don’t be afraid to let your unique voice shine through in your application. Share your journey, challenges, and what drives you in the tech world.

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 connect and get to know you better!

How to prepare for a job interview at Skippr

✨Know Your Tech Stack

Make sure you’re familiar with the technologies mentioned in the job description, like FastAPI and React. Even if you haven’t used them all, understanding their principles and how they fit into a full-stack environment will show that you’re adaptable and ready to learn.

✨Showcase Your 0→1 Experience

Prepare to discuss your past experiences where you’ve built products from scratch. Highlight specific challenges you faced and how you overcame them, as this role is all about thriving in ambiguity and making tough trade-offs.

✨Demonstrate Collaboration Skills

Since the role involves working closely with engineers and designers, be ready to share examples of how you’ve successfully collaborated in the past. Talk about how you’ve shaped user experiences or iterated on designs based on feedback.

✨Embrace the Startup Mindset

Research the company’s mission and values, and be prepared to discuss how you align with their vision of reinventing product development through AI. Show enthusiasm for the startup culture and your willingness to wear multiple hats in a fast-paced environment.

Senior Software Engineer in London
Skippr
Location: London

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