Software Engineers

Join our growing team and become part of a close-knit, welcoming group of world-class engineers, who are passionate about building products that make a real difference.

Our team thrives on solving complex technical challenges and has a long history of delivering world-first cybersecurity solutions. With experience spanning Silicon Valley startups and large-scale multi-national corporations, our team offers an exceptional environment for mentoring, learning, and growth.

This spirit of innovation extends beyond our own walls: we maintain strong ties with Belfast's leading universities through collaborative research projects, and are now launching new initiatives in AI, networking, and encryption.

Our 100+ staff worldwide describe Arqit as succeeding in providing a positive and inclusive working environment, where staff feel that managers care about the success and well-being of their teams, and individuals feel valued as employees.

This is a rare chance to join Arqit, a global pioneer in quantum-safe encryption, at a pivotal moment of innovation and opportunity.

What you'll be doing

• Joining a fast-moving product team where your code ships to customers within weeks, not quarters.
• Working with our systems architects and