Senior Software Engineer (Python)


Cellular Origins   

Cell therapies have been shown to cure devasting and previously untreatable diseases like cancer by re-programming the patient’s own immune system. Giving more patients access to these life-saving therapies requires a revolution in manufacturing and process automation.   

Cellular Origins, a TTP Company, is focused on enabling scalable, cost-effective and efficient manufacture of cell and gene therapies. Our technology addresses the challenges associated with manufacturing at scale with an elegant solution for automated sterile fluidic interconnection.  

Do you want to join the revolution? We’re rapidly growing the team and are looking for an experienced Software Engineer!

Senior Software Engineer  (Python)

As a Software Engineer at Cellular Origins you’ll be developing our automation and customer facing systems. You will be involved in all stages of the software development lifecycle and take ownership for delivery of critical modules within the platform.  

This is an opportunity to join a true multidisciplinary team and broaden your skills – you’ll have the opportunity to work closely with the broader electronics, robotics and system engineering aspects of the system.  

You will be joining a fast-growing, interdisciplinary team with a passion for solving a worthwhile problem. This is somewhere to really make your mark, working in a technically challenging and impact-driven venture, with bright and committed peers, to define the future of cell therapy manufacturing.  


You will have a strong background in Python software engineering, and your comprehensive technical skills will allow you to quickly understand new concepts and collaborate effectively with team members. Additionally, you will have worked in an agile environment and have a good understanding of TDD/BDD approaches to software engineering.  

  • Proficiency in Python, Java or other web technologies
  • Experience with FastAPI, Django, Flask or similar frameworks 
  • Design, and development of relational databases 
  • Understanding of message queues and pub/sub architectures 
  • Proficiency in requirements gathering 
  • Experience working within an agile environment (Scrum/BDD/TDD/XP) 
  • This is a hybrid role, we’re looking for people who can and want to be on-site the majority of the time

The above list outlines our ideal candidate, but we know some of you may not apply unless you qualify for all requirements. We believe in the power and importance of diversity, both for our community and the success of our business, so please apply if you meet most of our listed capabilities.   


Cellular Origins is part of TTP Group, an employee-owned business. It is based on the TTP Campus, within purpose-built sustainable offices, labs and green surroundings, 10 miles south of Cambridge.  TTP Group takes a long-term approach to investment and has been at the forefront of bioprocess automation for over 20 years.  Our working culture encourages entrepreneurship, shared ideas and collaboration, while providing you the freedom to do your best work.  

Our employee benefits include: 

  • Annual profit-related bonus 
  • 25 days holiday 
  • Employer pension contribution of 12% of pensionable pay 
  • Free lunch and all-day refreshments 
  • Private medical insurance for employees and dependants 
  • Enhanced family friendly leave 
  • Life insurance worth 6x salary 
  • Electric car leasing scheme 
  • Cycle to work scheme 
  • Season ticket loan 
  • An activities and community fund that supports healthy activities that bring colleagues together; whether it’s lunchtime squash or football, Zumba or our own rock band. Colleagues initiate new clubs and outings whenever they feel there’s something missing! 
  • Local sports facilities and theatre discounts and memberships. 

Apply now.

Interested in applying for this role?

Applying to TTP

We’re always recruiting

We never close our applications, because we never stop looking for people to join us. Our internships can be competitive though, so the earlier you apply the better.

We can sponsor working Visas

If you’re a foreign national that meets the Home Office criteria.

There’ll be a couple of stages to your interview

There are two stages to our interview process for graduates, and one stage for interns. For both of those roles, there are usually a number of one-to-one interviews with our consultants. We focus on your technical abilities and consumer awareness and use our interviews to see how you’d fit into TTP.

We hold our interviews at TTP Campus in Melbourn

On the outskirts of Cambridge. The interview process is usually around a couple of hours and it’ll include technical problem-solving style questions.

We’ll cover expenses for your interview

Which includes cost of your return travel to the interview. If you need to stay overnight in Melbourn, let us know in advance and we can organise something.

After the interviews, you’ll hear back from us in a few days

It’ll normally take a few weeks to finish the interviews, but this can sometimes take a little longer depending on how busy we are.

If you fit the criteria, we can cover relocation costs up to £20,000

But before you start, we’ll discuss this together to see if you fit the criteria.