At a Glance
- Tasks: Design and scale innovative AI-driven legal tech solutions.
- Company: Join a pioneering AI-native law firm backed by top investors.
- Benefits: Competitive salary, equity options, and a chance to shape the future.
- Other info: Work alongside experienced founders in a dynamic startup environment.
- Why this job: Be a founding engineer and make a real impact in a growing industry.
- Qualifications: 5+ years in backend development with Python, TypeScript, and React/Next.js.
The predicted salary is between 80000 - 120000 € per year.
Join as the first dedicated engineering hire for a venture-backed startup disrupting the £19B UK conveyancing market. You will harden a pre‐launch platform, architect a complex state machine and AI agent pipelines. Working alongside founders with multiple successful exits, you will build the technical foundation for a full‐stack, regulated legal powerhouse.
Location: London, UK
Why this role is remarkable:
- Founding engineer impact: Own the entire technical roadmap and architecture for a company where engineering is the core product, not a cost centre.
- High‐pedigree founding team: Collaborate directly with the founders of one of the UK's fastest‐growing consumer brands and a technical CEO.
- Frontier tech stack: Build with advanced AI agent orchestration (38+ specialised agents) to automate 80% of traditional legal workflows in a regulated environment.
What You Will Do:
- Design and scale the core architecture including the state machine, workflow engine and secure API layer for thousands of concurrent transactions.
- Build and maintain sophisticated AI agent pipelines for automated document review, correspondence handling and structured data extraction.
- Lead security and compliance engineering, implementing robust encryption and audit logging necessary for a regulated, AI‐native law firm.
The ideal candidate:
- 5+ years of professional experience with a strong backend focus in Python, TypeScript and React/Next.js.
- Proven track record of building secure, scalable systems in regulated or sensitive environments such as fintech, legaltech or healthtech.
- Hands‐on experience with AI agent orchestration frameworks and the ability to transition from individual contributor to engineering leader as the team grows.
Senior Software Engineer (£80k-£120k + Equity) at £2M Seed AI-native law firm in London employer: Jack & Jill
Join a pioneering AI-native law firm in London, where you will play a crucial role as the first dedicated engineering hire, shaping the technical landscape of a startup poised to disrupt the UK conveyancing market. With a high-pedigree founding team and a focus on advanced technology, this company offers a collaborative work culture that prioritises innovation and employee growth, alongside competitive compensation and equity opportunities.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Software Engineer (£80k-£120k + Equity) at £2M Seed AI-native law firm in London
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, attend meetups, and connect with potential colleagues on LinkedIn. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those that align with AI and legal tech. This gives you a chance to demonstrate your expertise beyond just a CV.
✨Tip Number 3
Prepare for interviews by practising common technical questions and scenarios related to backend development and AI orchestration. Mock interviews with friends or using online platforms can help you feel more confident.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who are proactive about their job search!
We think you need these skills to ace Senior Software Engineer (£80k-£120k + Equity) at £2M Seed AI-native law firm in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the role of Senior Software Engineer. Highlight your experience with Python, TypeScript, and React/Next.js, and don’t forget to showcase any work you've done in regulated environments like fintech or legaltech.
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re excited about joining an AI-native law firm and how your skills can help us disrupt the conveyancing market. Be genuine and let your personality come through.
Showcase Your Projects:If you’ve worked on relevant projects, make sure to include them in your application. Whether it's building secure systems or working with AI agent orchestration, we want to see what you’ve accomplished and how it relates to our needs.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity to be a founding engineer at our startup!
How to prepare for a job interview at Jack & Jill
✨Know Your Tech Stack
Make sure you’re well-versed in Python, TypeScript, and React/Next.js. Brush up on your knowledge of AI agent orchestration frameworks too, as this role heavily relies on them. Being able to discuss your past experiences with these technologies will show that you're the right fit for their innovative environment.
✨Understand the Company’s Vision
Research the AI-native law firm and its mission to disrupt the conveyancing market. Familiarise yourself with their founding team and their previous successes. This will not only help you answer questions but also allow you to ask insightful ones, demonstrating your genuine interest in the company.
✨Prepare for Technical Challenges
Expect to face technical questions or challenges during the interview. Practice coding problems related to system architecture and security compliance, as these are crucial for the role. Being able to articulate your thought process while solving these problems will impress the interviewers.
✨Show Leadership Potential
Since this position involves transitioning from an individual contributor to an engineering leader, be ready to discuss your leadership experiences. Share examples of how you've led projects or mentored others, highlighting your ability to build a strong technical foundation as the team grows.
