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Make your maths skills count for more.

Are you a maths student or graduate looking for an exciting first step in your career? Or are you in a mathematical role and ready for a change? Do you have a passion for maths and love to learn? Are you curious about how your skills could help GCHQ protect the UK? We’ve got a variety of upcoming opportunities in our Maths and Cryptography teams, from full-time roles through to two-week insight programmes and internships. Find out more below.

Our Maths and Cryptography teams at GCHQ solve an incredible range of interesting problems every day. From evaluating existing theorems, and developing new ones, to using some of Europe’s most powerful computers to contribute to security projects, the work they do is fascinating, rewarding, and impactful. And you could be part of it.

We’re looking for people with mathematical minds to join us. Wherever you’re at in your degree, there’s an opportunity for you to get involved. Whether that’s for a few weeks in the summer, or in a permanent role after you graduate.

However you join, you’ll gain a unique insight into the work we do, and become part of our mission as you learn unique ways to apply your maths and cryptography skills.

Curious? You can now find out more about what’s on offer. And if you’re from an ethnic minority background, or identify as a woman, you’ll have the opportunity to register* for our upcoming information events. Register your interest in the events by following the link below.

Additional information

*Please note that we’re confining registrations of interest to the above groups only, due to their current under-representation in our workforce.

Any individuals who register their interest and who decide subsequently to apply for any of our Maths and Cryptography opportunities will need to complete an application form once the window for applications has opened.

Once the application window has opened, we will welcome applications from all candidates, regardless of their ethnic background, gender, disability and/or any other characteristic(s). All applications will be assessed solely on merit.

At GCHQ diversity and inclusion are critical to our mission. To protect the UK, we need a truly diverse workforce that reflects the society we serve. This includes diversity in every sense of the word: those with different backgrounds, ages, ethnicities, gender identities, sexual orientations, ways of thinking and those with disabilities or neurodivergent conditions. We therefore welcome and encourage applications from everyone, including those from groups that are under-represented in our workforce such as women, those from an ethnic minority background, people with disabilities and those from low socio-economic backgrounds. Find out more about our culture, working environment and diversity on our website.

To be eligible to apply, you must be a British Citizen. If you hold dual nationality, of which one component is British, you will nonetheless be considered. Candidates must normally have been

resident in the UK for seven out of the last ten years. This is particularly important if you were born outside the UK. You can apply at the age of 17 years, if successful you will not be offered a start date prior to your 18th birthday. Full eligibility details can be found on our website.

Register your interest today.