Backend Developer (Python)

 Our mission

Want to make a difference in this world and work on something meaningful? At Chronomics we enable people to quantify how their environment and lifestyle is affecting their health to live healthier and happier lives… all from their DNA. 
We will love you because… 
  1. You’re an expert coder in at least 1 language (Python/PHP/Node.js). 
  2. You have a product mindset and understand creating value, not features. 
  3. And most of all you'r enthusiastic and get shit done. 
Working in a product focused cross functional team alongside other developers, designers, data scientists and bioinformaticians you will take ownership of projects and get to work on a cutting edge microservice architecture using serverless working with HUGE data (each DNA sample is 100GB…) to build a ground breaking epigenetics platform which is the first of its kind in the world. We built to ship, we ship fast and then we learn and iterate. 
With a can-do attitude and a strong product mentality you are happy to jump in and get your hands dirty which could be anything from learning GO, building a Lambda microservice or optimizing an AWS pipeline. You will get the chance to work with numerous different technologies, have a say in how we drive the company forward and learn a ton of science along the way. 
Essential skills: 

  • Can write secure, scalable, readable code in at least one or two languages 
  • Experience designing and scaling databases 
  • Designing, building, consuming AND documenting REST APIs 
  • Cloud platforms (AWS) 
  • Happy on the command line 
  • Agile development 
  • Test automation 
  • Familiarity with mobile and web development 
  • ·Work as part of a focused team, but at the same time self-driven and able to work independently 
Nice to have: 

  • Some dev ops (CI/CD/Docker) 
  • Infrastructure as code (Terraform/CloudFormation) 
  • Experience with other languages such as Python/JavaScript (React/Node) etc 
  • Serverless experience 
  • Experience with big data 
  • Experience working on high scalability websites 
  • Have worked with genetics data 
  • Experience with serverless and microservices architecture 
  • Graph Databases 

Location: Bristol, London, Cambridge or part remote
Start date: 1st Jan 2020 onwards 
Company size: 10-20 people 
Company type: VC funded 


  • Share options so early contributors benefit from our success.
  • Epigenetic test!! 
  • Flexible office or home working.
  • Macbook pro
  • Friday pub sessions.

About Us

Chronomics is an ambitious health tech start-up that believes people should be in charge of their own health. Health management should be proactive, not reactive and it should be personalised. We are using longitudinal biological data to bring about this revolution. A revolution where not only will people be in control of their own future but also in control of how they contribute to the future of humanity through the use of their data.

This product is just the first step towards a platform technology that will serve as the interface between the biological and digital world. It's an incredibly exciting time to come on board where you can really make a difference. Find out more at

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