Profiles of female spy duo: two women who jointly lead a vital counter-terrorism mission at the British intelligence, security and cyber agency GCHQ

t sounds like an idyllic job-share for two mums – Vicky looked after Emily’s newborn so she could interview for the job they both wanted, while Emily covered for Vicky when she was settling her child into school.

But these are not ordinary part-time roles – Vicky and Emily, who cannot reveal their real names for security reasons, are responsible for the …