• Full Time
  • Remote



We’re looking for an ambitious growth engineer with to help us drive acquisition, retention and monetisation. Our ideal growth engineer will be analytical, data-driven, creative, and collaborative, excited to get stuck into making impactful change in a team with a high degree of autonomy.

As a growth engineer, you will work as part of a fully resourced growth squad comprising of PMs, analysts, product designers and marketing experts, and play a key role in driving the exponential growth of our brands.

We are looking for an engineer with professional frontend experience who can take high-fidelity Figma component designs and detailed a/b testing briefs and consistently bring them to life in code, as well as make minor changes to code and configuration across the stack to tune our product. Beyond the code we need someone who excels at collaborating and enjoys working in a multidisciplinary team on various projects at the same time.


  • Building and maintaining reusable components and pages using React, Typescript, HTML and CSS based on detailed briefs and Figma designs.
  • Coding a/b testing experiments with the goal of improving our core commercial metrics.
  • Making minor changes across the front and back end to adjust configuration and other aspects of the back end which are relevant to our experiments.
  • Working with marketing and experimentation technologies such as Google Analytics, Google Tag Manager and VWO and CRM tools such as Braze to analyse the results of experiments.
  • Attending briefing calls, prioritisation meetings and feedback sessions to support and feed into the team’s various growth initiatives.
  • Supporting in being the technical go-to for the team, able to field any question and requirement


  • You enjoy your work having immediate, visible impact.
  • You enjoy experimenting; no experiments fail, as you learn something from anything you try.
  • You get things done, and have a “working is better than perfect” mindset, while still being able to polish and perfect once you know what is effective.
  • You solve problems in a creative way
  • You are willing to learn what you don’t already know.
  • You have a strong interest in learning about users behaviour

Must Haves

  • Good knowledge of React, HTML/CSS
  • A pragmatic, “working is better than perfect”, delivery focused mindset
  • An eye for usability and design
  • Comfortable analysing and interpreting data
  • Interpersonal and communication skills that enable you to work well with colleagues
  • Comfortable with the amount of change and ambiguity associated with a company that is rapidly scaling and disrupting existing markets

Nice to Haves

  • Experience with and understanding of Typescript
  • Knowledge of Java and Spring MVC
  • Experience with and understanding of SQL
  • Experience with and understanding of Typescript
  • A/B testing tools such as VWO or LaunchDarkly
  • Analytics tools such as Google Analytics, Amplitude, or similar
  • You can build and maintain spreadsheets in google sheets or excel
  • Previous growth engineering experience


  • Excellent salary
  • Generous equity options for every employee
  • Remote and hybrid flexible working options
  • 25 days holiday + all UK Bank Holidays
  • Health insurance
  • Learning and development courses
  • 40% Gym discount
  • Monthly socials
  • Pension scheme (up to 3% employer contribution)
  • Free Kindle, books and HeadSpace account
  • Discounts to HeliosX products (including free Dermatica subscriptions and discounted MedExpress products)
  • An awesome team of bright and motivated people to work with!

More Cool Things To Know About HeliosX… 😁

  • HeliosX is proudly bootstrapped and self-funded. We haven’t ever brought in outside financing. Since our earliest days this has enabled us to provide freedom to shape the company and its business practices.
  • We’re growing quickly and doubled our revenue (GBP30MM) from 2020->2021 while remaining profitable
  • We have created a vertically-integrated healthcare network of clinicians and pharmacies capable of prescribing and delivering medicines to over 467,000,000 people in 9 different countries
  • HeliosX was created in 2013, we have conducted over 2,190,000 digital health care visits

To apply for this job please visit apply.workable.com.