He first started writing lyrics for Punjabi songs in 1968. He placed first (out of 52 composers) in the Des Pardes paper songwriting competition, with the song "Nachdi di Photo Kich Mundeya", in 1968.
He has written songs for many famous Bhangra and Punjabi artists, including AS Kang, Kuldip Manak, Surinder Shinda, Balwinder Safri, Jazzy B, Sukhshinder Shinda, H-Dhami, Amrinder Gill, Azaad, Alaap, Heera Group UK, Holle Holle, Apna Sangeet, Awaaz, Bhujhangy Group, DCS, Dippa Satrang, Gurcharran Mall, Yudhvir Manak, Sardara Gill, KS Bhamrah, Aman Hayer, Boota Pardesi, Gurdeep Gogi, The Saathies, Karnail Cheema, Silinder Pardesi, Gurdev Kaur, Mastan Heera, ADH, Atma Geet, Mahendra Kapoor, Baldev Mastana, Parmjit Pammi, Kamaljit Neeru, Hrinder Singh Shergill and many others.
Some of his hit songs include:
"Giddhian Di Raniye" by AS Kang Chan Mere Makhna by Balwinder Safri"Vang" and Taubah Taubah by ADH"Sardara" by Jazzy B"Jithevi Jaan" Punjabi by Azaad"Soorma" by Jazzy B"Jadu" by Jazzy B"I Love You" by Jazzy B"Rajj Ke Palaa" by Jas Singh/Aman Hayer"Mohabat Hogai" by Azaad"Jatti Bul Bul Wargi" by Parmjit Pammi"Lishke Long Te Jhanjar" by The Saathies"Ha La La" – Ajuba (featured on the Bhaji on the Beach film soundtrackSadke Java - H DhamiHarbans Jandu has also written many religious songs. These include:
"Babe Nanak Di" by Jazzy B"Ik Dhar Hai Babe Nanak Da by Balwant Littranwala"Amar Khalsa" by Pardesi"Mata Gujri" by Balwinder Safri"Jakare Bholan Ge" by Jazzy BJandu Littranwala received an accolade from the Chief Minister of Punjab, Parkash Singh Badal, on 20 January 2009 in Hoshiarpur, Punjab, for his contribution in promoting the Punjabi language throughout the world through his song writing.
Jandu Littranwala was presented with the Guest of Honour award at the Lal Chand Yamla Jatt Mela on 26 December 2008.
Asian Pop Awards: four times Best Lyricist, from 1982UK Asian Pop Awards: Best Lyricist, 1992Nand Lal Nooorpuri Award, 2005Tricentury Khalsa Award Southampton, 1999Punjab Times and Des Pardes Best writer Award, 1996Lyallpur Khalsa College, Jalandhar – honorary award for promoting Punjabi language and culture worldwide through his songsBBC Radio WM, 2004Best Songwriter award 2004, by Punjabi Cultural Society, CoventryYouth Sports Award, Littran 2004/2007 for promoting Punjabi language and culture worldwide through his songsPunjabi Kala Manch Kohinoor Award for Best SongwriterSandwell Council awarded him for promoting Punjabi language and culture worldwide through his songsWolverhampton City Council awarded him for promoting Wolverhampton worldwide through his songs, 2008House Of Commons Cultural Award, 2006House of Commons Award Vaiskahi, 2007Awarded Gold Medal for Best Lyricist in Vancouver, British Columbia, CanadaAwarded Gold Medal for Best Songwriter in Jalandhar, IndiaAwarded Gold Medal for Best Lyricist by Lal Chand Yamla Jatt Trust in Birmingham, UKAwarded Gold Medal for Best Lyricist by Dev Thrikewala Appreciation Trust in Derby, UKAwarded Gold Medal for Best Lyricist by Leamington Mela Committee in Leamington, UKAwarded Gold Medal for Best Songwriter by Punjabi Sath, Walsall, UK