UK B2B Contact Data (Mobiles) Specialist (Cognism / Premium Data Tools) – Ongoing Work

I'm looking for an experienced B2B data specialist to support my outbound sales campaigns on a long-term basis. Ideally you have access to Cognism, although other premium data providers (ZoomInfo, Apollo, Lusha, RocketReach, etc.) are also welcome if the data quality is high. This isn't a one-off project. I'm looking for someone reliable who can become my go-to person for ongoing data work. What you'll be doing: Building highly targeted B2B prospect lists Finding verified business emails and direct dials/mobile numbers Enriching existing prospect lists Following detailed ICPs, job title criteria and location filters Delivering clean, deduplicated CSV files Maintaining high data accuracy Ideal experience: Strong experience with Cognism or equivalent premium data platforms Excellent understanding of B2B prospecting and sales data Comfortable sourcing decision-makers across multiple industries Able to follow detailed instructions and consistently produce accurate data Fast turnaround times Good English communication Bonus if you have experience with: LinkedIn Sales Navigator FullEnrich Clay Apollo ZoomInfo CRM data preparation and enrichment This is an ongoing opportunity. If you're reliable and the quality is good, there will be regular work every week. When applying, please include: Which data platforms you have access to How long you've been doing B2B data research A couple of examples of similar projects Your typical turnaround time Your hourly rate or pricing structure I'm much more interested in quality and accuracy than simply generating huge volumes of contacts.