 On Christmas Eve 2010, after scoring 11 goals in 21 official games for Bremen during the season, Almeida joined Beşiktaş in the Süper Lig, having agreed to a three-and-a-half-year contract for €2 million.On 11 May 2011, he converted his penalty in the shootout as the Istanbul team won the Turkish Cup against İstanbul Başakşehir (4–3, 2–2 after extra time).During his time in Istanbul, Almeida was part of a Portuguese contingent including manager Carlos Carvalhal and five teammates including fellow internationals Manuel Fernandes, Simão Sabrosa and Ricardo Quaresma.