Composer of instrumental and electronic music, improviser and lecturer. He graduated from the State University of Music and Performing Arts in Stuttgart (composition class of Marco Stroppa, music theory and new media with Mathias Hermann). In his artistic work he primarily focuses on the social and cultural contexts of composing, exploring the categories of quality and identity of sounds taken from various sources: instruments, samples, electronic transformations, objects, videos, and so forth. His works have represented Poland at the International Rostrum of Composers (a matter of choice, 2016; Magenta, 2021). In 2016 he was composer-in-residence at Wrocław’s Musica Polonica Nova festival. His compositions have been performed by OMN New Music Orchestra, Polish Radio Orchestra under Szymon Bywalec, JungeMusik Berlin, Kwartludium, Kwadrofonik, Cellonet, Smash Ensemble, Robin Rimbaud Scanner, Lux:NM, KammarensembleN Stockholm, Silesian String Quartet, NeoQuartet, Sepia Ensemble, and others. He is the cofounder of the Cybulski / Pałosz / Wojciechowski trio performing improvised instrumental-electronic music. Articles about his music have been printed in Didascalia, Glissando, and Ruch Muzyczny magazines, the nationwide dailies Gazeta Wyborcza and Rzeczpospolita, and on websites such as dwutygodnik.com, meakultura.pl, polskamuza.eu, rezonans.art.pl, and ninateka.pl. He has received numerous scholarships from the Donaueschinger Musiktage, Polish Minister of Culture and National Heritage, ZAiKS Society of Authors, the Mayor of the Capital City of Warsaw, and the National Institute of Music and Dance. In 2009 his Ge-sheng was nominated for the OPUS Public Media Award. 

In 2015 Wojciechowski was the curator (with Monika Pasiecznik) of the Digital Revolution of Music festival organised by the Bęc Zmiana Foundation at the National Audiovisual Institute in Warsaw. The event was devoted to the latest trends in European music and the ideas of German music philosopher Harry Lehmann. In 2007 he was the director of the Musica Electronica Nova festival in Wroclaw. He is a frequent guest on Polish Radio Channel 2, RDC, TVP Kultura, Deutschlandfunk, and SWR. 

Selected works: Quintet for clarinet, violin, cello and piano (1998), Prime Blue for violin and electronics (1999), Ekle for clarinet, trombone, cello and piano (1999), Miniaturen for clarinet, cello and piano (2000), Trio basso for viola, cello and double bass (2000), Hoquetus for 4-channel tape (2002), Bläserquintett for wind quintet (2004), Duktus for ensemble (2005), ...durch den Flor... for orchestra (2006), Flora for chamber ensemble (2007), Ge-sheng for flute, accordion, clarinet, violin, viola and cello (2008), Riesenfalter for flute, clarinet, violin and cello (2008), sight/light for clarinet, trumpet, percussion, piano, violin and cello (2008–9), Rope of Sands for clarinet, percussion, piano and violin (2009), Blind Spot for prepared string quartet (2010–12), Acoustic Signs, cycle of multichannel electronic works (2011–12), Double Pendulum for prepared violin and computer (2012), Rapid Repeats, graphic score for Kwartludium (2012), Fingertrips for eight prepared cellos (2012), Blind Spot for string quartet (2010, rev. 2013), rizoom for flute, saxophone, objects and electronics (2013), Victory over the Sun, chamber opera (2013–14), Room 404 for clarinet, violin, percussion, sampler, electronics and video (2014), a matter of choice for ensemble and electronics (2014), Complicated Machine for soprano, piano, sampler, objects and two percussionists (2014), ...play them back... for ensemble and electronics (2015), Speedcore for percussion and electronics (2015–16), Aaron S. for ensemble, electronics and video (2015–16), Triple Pendulum for cello, electronics and video (2017), Claude for ensemble (2018), uno on off for double bass, electronics and ensemble (2018), Handmade for ensemble (2018–19), Woyfer/Zajwert for electronics, analogue synthesizers and video (2019), Sci-Fi Retro: Hommage à Georges Méliès for violin, cello, piano, electric guitar, electronics and video (2020), Rituals for prepared piano, electronics and video (2020), ITAKA, multimedia work for ensemble, voices and video (2021), Magenta for string quartet and electronics (2021).