Senior Software Engineer


Cellular Origins 

Cell therapies have been shown to cure devastating diseases like cancer by reprogramming a patient’s own immune system, offering hope where there was none before. Giving more patients access to these life-saving therapies requires a revolution in manufacturing and process automation. 

Cellular Origins, a TTP company, is leading this revolution. Our proprietary technology tackles the challenges of large-scale production with an elegant robotic automation system that cuts costs, reduces labor, eliminates human error, and boosts efficiency. 

We’re after a Senior Software Engineer to play a crucial role in advancing our mission. 

Senior Software Engineer  

In this role you’ll work in close collaboration with the software architect and product owner to develop the architectural runway and translate it into actionable user stories. You’ll spearhead new software projects, taking the technical lead and ensuring projects run to plan and the team is delivering at a fast, sustainable pace. 

You’ll champion our software quality through modern agile practices, including test-driven development and continuous integration/automated testing, as well as effective pair programming across the team. You’ll maintain good oversight of all software development across Cellular Origins, working closely with a multidisciplinary team of engineers across the business to ensure the software deliverables. Junior team members will look to you for guidance to help them deliver consistent high-quality software. 

Lastly, the role will involve leading software documentation efforts in collaboration with senior leadership, ensuring all documentation meets development plans and regulatory standards. 


  • Degree in a STEM related subject 
  • Significant experience in leading and developing complex software projects 
  • Experience in software design, development or testing – having been involved in product development through most stages of the System Engineering Lifecycle 
  • Experience with frontend and/or backend development using React-native/Angular, FastAPI /Flask/Django and database backend 
  • Strong experience with OOP programming languages and use of modern software design patterns for developing mixed desktop/enterprise applications, interfacing with low-level peripherals using proprietary communication interfaces or to cloud-native services via RESTful APIs 
  • Experience in architecting or leading software development of service-oriented systems (such as RESTful services, microservice architectures), and integrating with cloud-based SaaS or third-party, external software services 
  • Familiarity with designing distributed systems using message-oriented systems or event-based systems 
  • Proficient with at least one modern languages such as Python, Java, C# , modern C++ 
  • Cloud Integration and IoT Devices with GCP, Azure, or AWS 
  • Ability to apply appropriate software design methodology and architecture for the specific needs of cloud-native versus desktop application and on-prem servers 
  • Knowledge of software system virtualisation and containersation 
  • Experience of developing software for regulated system would be advantageous 

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.