About Us
In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations.
TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients.
Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients, hybrid and remotely from home.
Details:
Salary: £450 - £550 Outside of IR35
Location: Remote
About the role:
TwinStream software engineers (Java) develop components of a cross-domain security system within an agile development team. They are involved in the entire software development lifecycle, which includes understanding the need for change, software design, coding, testing, delivery, and support. A TwinStream software engineer is not just a coder; they comprehend the business and domain challenges and utilize their technical skills to address those issues.
Responsibilities:
Key Skills
Core Technologies
Java is the primary development language. Some exposure to other languages is useful, including Python, JavaScript, Golang, Bash Scripting, although these languages are used only occasionally.
The following technologies are used extensively in our solutions:
Desirable Skills
Diversity & Inclusion
We’re committed to building a diverse and inclusive workplace. We welcome applications from people of all backgrounds, experiences, and identities.
If you need any adjustments during the recruitment process, please let us know. We’re here to support you
Further Information:
To meet the security requirements of certain clients and industries we serve, any job offer will be contingent upon the successful completion of a security screening process.

In 2019, our founders were working as engineers solving complex cross-domain problems in defence and security organisations.
TwinStream was formed to consolidate their collective expertise and experience into one business, providing technical excellence and exceptional service to their clients. The business is headquartered in Cheltenham with our teams working both on-site with clients and remotely from home.