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- Tasks: Build intelligent tools for private equity and debt investors using React and Node.
- Company: Join a VC-backed fintech SaaS startup with a dynamic culture.
- Benefits: Competitive salary, remote work options, and opportunities for professional growth.
- Why this job: Shape the architecture of a platform trusted by funds managing billions.
- Qualifications: 5+ years in React and TypeScript, with a passion for AI automation.
- Other info: Collaborate directly with founders in a high-energy environment.
The predicted salary is between 36000 - 60000 £ per year.
You will join an agile team building intelligent tools for private equity and debt investors. You'll own end-to-end feature development across a React and Node stack, replacing manual workflows with automated systems. This role offers significant ownership in shaping the architecture of a platform already trusted by funds managing billions in capital.
Location: London, UK
Why this role is remarkable:
- Ship high-impact features from 0→1, including AI agents and event-driven automation for global investment funds.
- Join a well-funded startup backed by top-tier VCs at a stage where you can influence the core architecture.
- Work in an elite, high-energy environment that prioritises speed, product-minded engineering, and collaborative in-person problem-solving.
What you will do:
- Build and scale core product features across the full stack using React, TypeScript, Node, and AWS infrastructure.
- Collaborate directly with founders to define product direction and navigate complex technical trade-offs.
- Design and implement multi-tenant AI-driven systems to automate sophisticated financial workflows and reporting.
The ideal candidate:
- Professional experience building production web applications with 5+ years in React and TypeScript ecosystems.
- Proven ability to own features end-to-end, from data modeling in Postgres to polishing front-end user experiences.
- High curiosity for AI automation and experience utilizing modern code-assist tools like Cursor or Copilot to accelerate development.
Mid/Senior Software Engineer at VC-backed fintech SaaS employer: Jack & Jill/External Ats
Contact Detail:
Jack & Jill/External Ats Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Mid/Senior Software Engineer at VC-backed fintech SaaS
✨Tip Number 1
Get to know Jack! He’s your first step in this journey. Have a chat with him to share your skills and what you’re looking for. The more he knows, the better he can match you with opportunities that fit like a glove.
✨Tip Number 2
Be proactive! Don’t just wait for Jill to reach out. Keep an eye on our website for new roles and apply through there. It shows you’re keen and ready to jump into the action!
✨Tip Number 3
Prepare for your chat with Jill. Brush up on your experience with React, TypeScript, and any AI tools you’ve used. Being able to discuss your past projects confidently will make you stand out!
✨Tip Number 4
Stay flexible and open-minded. Sometimes the perfect role might not look exactly like what you expected. Trust Jack and Jill to guide you towards opportunities that could surprise you!
We think you need these skills to ace Mid/Senior Software Engineer at VC-backed fintech SaaS
Some tips for your application 🫡
Show Off Your Skills: Make sure to highlight your experience with React, TypeScript, and any AI automation tools you've used. We want to see how you can own features end-to-end, so don’t hold back on showcasing your best projects!
Tailor Your Application: Take a moment to customise your application for this role. Mention how your background aligns with building intelligent tools for private equity and debt investors. We love seeing candidates who understand the impact of their work!
Be Yourself: Let your personality shine through in your written application. We’re looking for someone who fits into our high-energy environment, so don’t be afraid to show us what makes you unique and passionate about software engineering.
Apply Through Our Website: Remember to apply through our website! It’s the best way to ensure that Jack gets your application and can help you land this exciting opportunity. We’re here to support you every step of the way!
How to prepare for a job interview at Jack & Jill/External Ats
✨Know Your Tech Stack
Make sure you’re well-versed in React, TypeScript, and Node. Brush up on your knowledge of AWS infrastructure too. Be ready to discuss how you've used these technologies in past projects and how they can be applied to the role.
✨Showcase Your Problem-Solving Skills
Prepare examples of how you've tackled complex technical challenges in previous roles. This is a chance to demonstrate your ability to navigate trade-offs and make decisions that impact product direction.
✨Emphasise Ownership and Impact
Highlight your experience in owning features from start to finish. Discuss specific instances where your contributions led to significant improvements or innovations, especially in automating workflows.
✨Be Curious About AI Automation
Since the role involves AI-driven systems, show your enthusiasm for AI automation. Talk about any tools like Cursor or Copilot you've used and how they’ve helped you accelerate development in your projects.
