Belfield Office Park, nestled in the south Dublin suburb of Clonskeagh, consists of three red brick office blocks, all of which stretch to six storeys. According to letting agent CBRE, the “standard of finish will impress both visitors and staff alike”. Tenants range from indigenous businesses to blue-chip corporates like Paddy Power. And, tucked away in Block 4, is the rather grandly titled “world headquarters” of Skillsoft, the global e-learning giant. The building houses 42 Irish staff, who, according to its most recent filings, earn an average annual salary of €105,000 – including pension contributions and social welfare costs. The…