He was awarded the IM title by
FIDE in 1994. He won tournaments in
Świdnica (1998) and
Legnica (2003) making two
grandmaster's norms. He has won the
World Chess Solving Championship nine times (2002, 2005, 2006, 2008, 2009, 2012, 2013, 2018, 2025) and placed second four times (2001, 2004, 2010, 2014). He also won the gold medal seven times in the team event of the same competition (2009, 2010, 2011, 2012, 2013, 2014, 2015). Murdzia also won eight times the European Chess Solving Championship (2006, 2008, 2009, 2012, 2012, 2013, 2014, 2016) and four times its team competition (2009, 2013, 2014, 2015). In the solvers' rating list of
WFCC of April 2016, he is third with 2717 points. ==References==