Full Stack Software Engineer - Python

Roke, Roke Manor, Romsey, Hampshire, United Kingdom

Job Description Posted Thursday, 1 January 2026, 19:00

Great ideas come from different minds. That’s why we bring together engineers, scientists, analysts, and creatives from every background — and give them the trust, tools, and freedom to make a difference. What connects us is the mission: solving meaningful problems and building capability that protects what matters most.

And as the challenges evolve, so do we — working on the technologies that will shape tomorrow, not just today.

Full Stack Software Engineer - Python

National Security Business

Be part of a growing and highly trusted supplier into the NS domain working to deliver mission critical solutions helping to keep the nation safe, secure and prosperous.

Working on leading edge technology solutions including AI/DS, Cyber, Cloud, DevOps/SRE, Platform Engineering

We have secured long term work, across the full spectrum, on the latest framework with our client, which provides the springboard for our ongoing growth and development in this domain, so join us on what will be an incredible growth journey.

Role:

As a Full Stack Software Engineer within the CryptKey Domain, you’ll enjoy delivering mission critical solutions to National Security customers. This isn’t developing solutions that complete financial transactions faster, you’ll develop cutting edge product that protects people, platforms, missions and information against constantly changing threats.

You’re a Full Stack Software Engineer that enjoys developing novel products; leading, innovating and inventing by bringing the physical and digital together. It’ll involve consulting with customers, defining strategy and understanding how to apply emerging technologies.

Roke is a leading technology \& engineering company with clients spanning National Security, Defence and Intelligence. You will work alongside our customers to solve their complex and unique challenges.

As a Full Stack Software Developer, you will be responsible for:

Developing an IP Security conformance test suite and reference implementation to ensure compliance against a given Crypto spec.

Create code that is open by default and easy for others to reuse and maintain, following a test-driven approach.

Effectively documenting all work using required standards, methods and tools, including prototyping tools where appropriate.

Working with well understood and emerging technologies and identifying appropriate patterns.

Participating in sprint ceremonies with the agile team, attending daily stand-ups, epic decomposition, demos and planning sessions.

Required skills

Python

Appropriate Testing Frameworks

Test Development experience

IPSec knowledge and experience

Wireshark

Technologically curious / willing / able to tactically upskill new technologies

Building on over 60 years of heritage, Roke offers specialist knowledge in sensors, communications, cyber, and AI and ML. We change the way organisations think and act – through dynamic insights from the analysis of multiple layers of data. We take care of the innovative, technical stuff that keeps everyone safe – that’s our mission, passion, and motivation.

Where you’ll work…

ROMSEY - Located within beautiful Hampshire countryside, close to the picturesque New Forest District and not far from a superb stretch of the south coast. This is no corporate concrete jungle; this is a manor house site, with ample parking an on-site gym and a driveway full of daffodils in the spring.

Clearances…

Due to the nature of this role, we require you to be eligible to achieve DV clearance.

The Next Step

Click apply, submitting an up-to-date CV. We look forward to hearing from you.

Take a look around the company https://www.roke.co.uk/

Job Details

Pay TypeSalary

Roke, Roke Manor, Romsey, Hampshire, United Kingdom