Senior Front-End Engineer (Bonsai)

Senior Front-End Engineer (Bonsai)

Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Pantera Capital

At a Glance

  • Tasks: Lead the development of user-friendly interfaces for proposals, contracts, and payments.
  • Company: Join Bonsai, now part of Zoom, a dynamic tech company focused on meaningful work.
  • Benefits: Enjoy a variety of perks, flexible work options, and a supportive workplace culture.
  • Other info: Collaborative environment with opportunities for personal and professional growth.
  • Why this job: Make a real impact by simplifying workflows for teams worldwide with innovative technology.
  • Qualifications: Proficient in React, TypeScript, and experienced in frontend development.

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

Bonsai, now part of Zoom, builds tools that help agencies and professional teams focus on meaningful work. We are looking for a Senior Frontend Engineer to shape interfaces for proposals, contracts, invoices, payments, time tracking, and projects. Make complex workflows simple, elegant, and enjoyable. Work with Product and Design to define the experience from the ground up. Own your code and your impact. Influence a product used by teams around the world. Join a team that combines startup energy with Zoom’s scale. Your work will help small businesses focus on what matters—not busywork.

At Bonsai, we build technology that helps agencies, consultancies, and professional services teams do their best work without getting buried in busywork. Now part of Zoom, we combine deep operational expertise with Zoom’s mission to create meaningful, flexible human connection. From small studios to growing global teams, we design tools that remove friction across proposals, contracts, projects, time tracking, and billing. Together with Zoom, we build smarter systems, collaborate more freely, and help shape the future of work.

Responsibilities

  • Leading development of core product surfaces across proposals, invoicing, payments, contracts, and time tracking.
  • Designing and implementing component architectures and reusable UI patterns using React and TypeScript.
  • Collaborating with Product and Design to deliver user experiences with high clarity, performance, and responsiveness.
  • Integrating frontend surfaces with backend services and APIs, including payments, authentication, and workflows.
  • Driving frontend performance optimization, regression prevention, and cross-browser/device reliability.
  • Contributing to internationalization and localization efforts as Bonsai expands into new geographies and currencies.
  • Participating in design reviews, roadmap discussions, and technical planning to shape long-term product strategy.

What we’re looking for

  • Apply deep proficiency in React, TypeScript, Redux and Mobx with understanding of component-driven design.
  • Integrate frontend applications with REST APIs and handle complex client-side data flows.
  • Collaborate effectively with Product and Design to deliver polished user experiences.
  • Ensure frontend performance, testing, and accessibility best practices are met consistently.
  • Develop SaaS products; experience with payments, invoicing, or workflow systems is advantageous.
  • Operate independently in teams with high autonomy and ownership expectations.

Ways of Working

Our structured hybrid approach is centered around our offices and remote work environments. The work style of each role, Hybrid, Remote, or In-Person is indicated in the job description/posting.

Benefits

As part of our award-winning workplace culture and commitment to delivering happiness, our benefits program offers a variety of perks, benefits, and options to help employees maintain their physical, mental, emotional, and financial health; support work-life balance; and contribute to their community in meaningful ways.

Senior Front-End Engineer (Bonsai) employer: Pantera Capital

Bonsai, now part of Zoom, is an exceptional employer that fosters a vibrant work culture where innovation meets flexibility. With a strong focus on employee well-being, we offer a comprehensive benefits programme designed to support your physical, mental, and financial health while promoting a healthy work-life balance. Join us in London to collaborate with talented professionals in a dynamic environment that encourages personal growth and the opportunity to make a significant impact on tools that empower teams worldwide.

Pantera Capital

Contact Details:

Pantera Capital Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Front-End Engineer (Bonsai)

Tip Number 1

Network like a pro! Reach out to folks in your industry on LinkedIn or at local meetups. 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 showcasing your best work, especially projects that highlight your experience with React and TypeScript. This is your chance to shine and demonstrate what you can bring to the table.

Tip Number 3

Prepare for interviews by practising common technical questions and coding challenges. We recommend using platforms like LeetCode or HackerRank to sharpen your skills and boost your confidence before the big day.

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, it shows you’re genuinely interested in joining our team at Bonsai.

We think you need these skills to ace Senior Front-End Engineer (Bonsai)

React
TypeScript
Redux
Mobx
Component-Driven Design
REST APIs
Frontend Performance Optimization

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the Senior Front-End Engineer role. Highlight your experience with React, TypeScript, and any relevant projects that showcase your skills in building user-friendly interfaces.

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about working at Bonsai and how your background aligns with our mission to help teams focus on meaningful work.

Showcase Your Projects:Include links to your portfolio or GitHub where we can see your work in action. Demonstrating your ability to create elegant and responsive designs will definitely catch our eye!

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 the role without any hiccups!

How to prepare for a job interview at Pantera Capital

Know Your Tech Stack

Make sure you’re well-versed in React, TypeScript, Redux, and Mobx. Brush up on component-driven design principles and be ready to discuss how you've applied these technologies in past projects. This will show your technical prowess and help you connect with the team’s needs.

Showcase Your Problem-Solving Skills

Prepare examples of how you've simplified complex workflows or improved user experiences in previous roles. Be ready to discuss specific challenges you faced and how you overcame them, especially in relation to frontend performance and integration with backend services.

Collaborate Like a Pro

Since collaboration with Product and Design is key, think of instances where you’ve worked closely with cross-functional teams. Highlight your communication skills and how you’ve contributed to design reviews or roadmap discussions to shape product strategy.

Understand the Company Culture

Familiarise yourself with Bonsai's mission and values, especially their focus on reducing busywork for agencies and professional teams. Show enthusiasm for their goals and how your work can contribute to creating meaningful connections, aligning with Zoom’s broader mission.