David was born in Hlinsko, Czech Republic. But he spent all of his childhood days in Vysoké Mýto, from where his family originates. Thanks to his mother, who was a singer and the director of Basic School of Music in Vysoké Mýto, music has been ingrained in his psyche at an early age. He studied violin and acquired the foundations of composing from Professor PaedDr. Zdeněk Berger. He wrote his first compositions at this time. And at age 17, he performed with a school orchestra his “Romance for Strings”.  
After graduating from the Basic School of Music he decided to study conducting at the Conservatory of Music in Pardubice. After one year he transferred to the State Conservatory of Music in Prague under the tutelage of Professor Hynek Farkač. He successfully graduated in 2005 with Dvořak’s Ninth Symphony, From the New World. He also gained knowledge from Professors Miriam Němcová and Miroslav Košler during his studies at the Conservatory. After graduation he continued to hone his conducting under Professor Hynek Farkač. In parallel with conducting he studied composing privately. He consulted with composers and professors, Otomar Kvěch, Radek Rejšek, Jiří Pazour, and the aforementioned Zdeněk Berger. He also drew composing techniques from a myriad of scores from all periods. He began consulting with Sylvie Bodorová on his compositions and techniques in 2006.  
For a period of his studies David Lukáš collaborated predominantly with semi-professional ensembles and student orchestras. He founded and led for three years a chamber orchestra in Vysoké Mýto, which premiered some of his early compositions. He conducted the Litomyšl Symphony Orchestra, Symphonetic Orchestra of Jaromír Vogel in Prague, and a student orchestra at the International Music Camp for Youth in Horní Jelení. While studying in Pardubice he conducted the Pradubice Children’s Choir. He worked as a teacher of music theory at the School of Music in Prague-Hostivař and he worked with their student orchestra from 2006 to 2008. From January 2010 David work as a teacher of piano, music theory and the conductor of the youth symphony orchestra at the School of Music in Vysoké Mýto. He is teaching young children from age 6 until 18 years.  
He became chief conductor of the Bohemian Symphony Orchestra Prague in 2009, with whom he completed many successful concerts.  In autumn 2008 he conducted the successful concert with Talich Chamber Orchestra at the festival “Days of Contemporary Music” in Prague. On September 2009 he debuted with the Bohemian Symphony Orchestra Prague at the concert in Vysoké Mýto with Mozart’s Piano concerto no. 23 and Requiem mass. During August in 2009 he recorded with the BSOP orchestra music by Filip Jelinek to the motion picture “3 Seasons in Hell”. David conducted BSOP at the concert with Czech contemporary music at the festival “Days of Contemporary Music 2011” in Prague with the great success.  
David Lukáš became chief conductor of the Litomyšl Symphony Orchestra from the concert season 2010/2011. David completed many successful concerts, included large projects (F.Mendelssohn Bartholdy – Symphony no. 2 “Lobgesang”, A. Dvořák – Stabat Mater).  He gained his first achievements in composition as early as Basic Music School in Vysoké Mýto. During his stay in music camp he met the American composer and publisher Joel Blahnik, who published his five pieces for strings on Alliance Publications, Inc. He performed with the Litomyšl Symphony Orchestra the world premiere of his “Rhapsody for Symphony Orchestra” in 2002. During their tour of the USA in 2004, the children’s choir “Rubínek” from Vysoké Mýto performed his “Missa Brevis”. His melodrama “The Dark night” has been performed on the International Festival of Concert Melodrama of Prague on November 2009, the same year on December he conducted with the BSOP orchestra, children’s choir “Rubinek” and soprano soloist the premiere of his Christmas cantata “The Prophecy of Angels” in Vysoke Myto and Prague. His composition “Des Cauchemars et des Reves” was awarded 3rd prize in the International Gustav Mahler composer competition in Vienna 2010. (More than 260 works from 30 countries reached the competition in the category orchestra.) This composition was performed in world premiere by ORF symphony orchestra under button of Peter Eötvös in Graz, 8. 10. 2011. In 13th December 2012 was a world premiere of David’s symphonic poem “The dreaming of stone Amore with broken wings“ on the concert of North bohemian symphony orchestra Teplice under the baton of Charles Oliviery Munroe. David was awarded by his piece for large symphony orchestra “Nativity of the light“ on Czech philharmonic composer competition in November 2014. This composition got a price of chief-conductor of the Czech philharmonic, Mr. Jiří Bělohlávek. This piece will be performed by the Czech philharmonic during 2015/2016 season. Two compositions, „Mother Soul“ for violin and piano and Stabat Mater were play in premiere same season. Both are reacted to the premature death of the composer's beloved mother