Hire vetted tech talent across United Kingdom.

Cambridge is the UK's deep-tech capital, dense with AI, biotech, and semiconductor companies clustered around the Science Park. Specialist senior talent is highly sought after.

Bristol has a strong aerospace, semiconductor, and creative-tech footprint. Engineers here trend toward systems, hardware, and ML, with active university pipelines from Bristol and Bath.

UK-wide remote hiring opens access to talent outside London at competitive rates. Most candidates on Haystack work async-first with 2–4 in-person days per quarter.

Edinburgh blends financial services, AI research, and a fast-growing startup scene anchored by CodeBase. Strong informatics output from the University of Edinburgh fuels the local ML talent pool.

Manchester anchors the UK's Northern Powerhouse with a fast-growing fintech, e-commerce, and data scene. Salaries run roughly 10–15% below London with materially lower cost of living.

Leeds is a major Northern hub for fintech, health-tech, and digital services. Pay trends 15% below London with a strong supply of full-stack, data, and platform engineers.

Birmingham is the UK's second city and a growing hub for banking-tech, public-sector digital, and HS2-driven infrastructure work. Strong supply of mid-level engineers.