In July 2012, Martín became artistic adviser of the Gävle Symphony Orchestra. On 1 July 2013, he became the orchestra's principal conductor, with an initial contract of 4 years. In September 2015, the orchestra extended his contract through 2020.
In July 2012, Martín became the artistic director of the Gävle Symphony Orchestra. On 1 July 2013, he became the orchestra's chief conductor with a four-year contract. In September 2015, the orchestra extended his contract until 2020.