A negative-working IR-sensitive lithographic printing plate precursor comprising a substrate and having thereon a negative-working imageable layer comprising: a free radically polymerizable component, an initiator composition capable of generating free radicals upon exposure to radiation, an infrared radiation absorber, and a polymeric binder comprising a polymeric backbone and further comprising at least (a) and (b) pendant groups distributed in random order along the polymeric backbone, wherein the (a) and (b) pendant groups are identified as follows: (a) pendant groups comprising ethylenically unsaturated polymerizable groups, selected from vinyl ether group CH 2 =CH-O-, vinyl amine group CH 2 =CH-NR-, allyl ether group CH 2 =CH-CH 2 -O-, allyl amine group CH 2 =CH-CH 2 -NR-, (meth)acryl ester group CH 2 =CR'-CO-O-, (meth)acryl amide group CH 2 =CR'-CO-NR- and aryl vinyl groups -Aryl-CR=CH 2 with R being H or alkyl and R' being H or methyl; and (b) pendant groups comprising one or more groups represented by the following Structure: wherein: R 4 is hydrogen or a substituted or unsubstituted alkyl group, L is a divalent unsubstituted alkylene group, wherein the (a) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder and the (b) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder. a free radically polymerizable component, an initiator composition capable of generating free radicals upon exposure to radiation, an infrared radiation absorber, and a polymeric binder comprising a polymeric backbone and further comprising at least (a) and (b) pendant groups distributed in random order along the polymeric backbone, wherein the (a) and (b) pendant groups are identified as follows: (a) pendant groups comprising ethylenically unsaturated polymerizable groups, selected from vinyl ether group CH 2 =CH-O-, vinyl amine group CH 2 =CH-NR-, allyl ether group CH 2 =CH-CH 2 -O-, allyl amine group CH 2 =CH-CH 2 -NR-, (meth)acryl ester group CH 2 =CR'-CO-O-, (meth)acryl amide group CH 2 =CR'-CO-NR- and aryl vinyl groups -Aryl-CR=CH 2 with R being H or alkyl and R' being H or methyl; and (b) pendant groups comprising one or more groups represented by the following Structure: wherein: R 4 is hydrogen or a substituted or unsubstituted alkyl group, L is a divalent unsubstituted alkylene group, wherein the (a) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder and the (b) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder. (a) pendant groups comprising ethylenically unsaturated polymerizable groups, selected from vinyl ether group CH 2 =CH-O-, vinyl amine group CH 2 =CH-NR-, allyl ether group CH 2 =CH-CH 2 -O-, allyl amine group CH 2 =CH-CH 2 -NR-, (meth)acryl ester group CH 2 =CR'-CO-O-, (meth)acryl amide group CH 2 =CR'-CO-NR- and aryl vinyl groups -Aryl-CR=CH 2 with R being H or alkyl and R' being H or methyl; and (b) pendant groups comprising one or more groups represented by the following Structure: wherein: R 4 is hydrogen or a substituted or unsubstituted alkyl group, L is a divalent unsubstituted alkylene group, wherein the (a) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder and the (b) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder. R 4 is hydrogen or a substituted or unsubstituted alkyl group, L is a divalent unsubstituted alkylene group, wherein the (a) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder and the (b) pendant groups are present in an amount of at least 0.5 mmol/g of the polymeric binder and up to and including 7 mmol/g of the polymeric binder.