Youth and college Born and raised in
Chippenham, Wiltshire, Klukowski was educated at
Sheldon School. His football education began at local club
Chippenham Town before moving to
Bath City. At 18 years of age, he broke into the first team at Bath. Klukowski turned down a new contract with Bath in July 2005 to sign a four-year scholarship with
Central Connecticut State University (CCSU) in
New Britain, Connecticut, United States. He had a brief stint with Chippenham Town at the start of the 2005–06 season before starting his scholarship. In 2007, he led the NEC in assists and was named to the All-NEC second team and the NSCAA All-North Atlantic Region first team. During his college years, Klukowski also played with
Ottawa Fury and the
Cape Cod Crusaders in the
USL Premier Development League.
Professional Klukowski turned professional in 2009 and joined the
Western Mass Pioneers of the
USL Second Division, where he played 12 times, scoring once in a 2–1 win over
Wilmington Hammerheads. Following the conclusion of the season, Klukowski returned to England in an attempt to find a professional club to play for during 2009–10 and beyond. His first trial was provided by
Carlisle United who were originally impressed and extended his trial period before deciding against offering him a contract. Klukowski then went on trial with
Swindon Town, but was not offered a contract. In August 2009, Klukowski rejoined Chippenham Town. He later joined
Larkhall Athletic until the end of 2009–10, scoring six goals from eight league appearances. in 2012 In July 2010, he went on trial with
Forest Green Rovers, before joining the Conference Premier club on 13 August. He scored his first goal for the club in August 2010 in only his second appearance against
Wrexham. On 21 January 2011, he was awarded a new contract until the end of 2011–12 by Forest Green, after a number of impressive appearances. After suffering an injury in the latter months of 2010–11, Klukowski was required to have surgery and returned to first-team action at the start of 2011–12. He scored his first goal of the season in a 6–1 away win over
Alfreton Town on 20 August 2011, after converting
James Rowe's cross. On 31 March 2012, in a home match against
Barrow, Klukowski scored his first hat-trick for Forest Green. Klukowski ended 2011–12 as Forest Green's top scorer with 18 goals from 45 appearances. On 15 April 2014, two goals in a 2–1 away win over
Macclesfield Town saw him overtake
Alex Meechan as Forest Green's all-time leading Conference Premier goal scorer, a record that has since been beaten, with a total of 48 league goals for the club. On 28 April 2014, it was revealed that he had turned down the offer of a new contract with Forest Green in the hope he could earn a deal with a
Football League club. On 20 May 2014, Klukowski joined League Two club
Newport County on a two-year contract. He made his debut for Newport on the opening day of 2014–15 against
Wycombe Wanderers on 9 August 2014 as a second-half substitute. He was released by Newport on 10 May 2016 at the end of his contract. On 28 June 2016, Klukowski joined newly relegated
National League club
York City on a two-year contract. On 21 May 2017, he started as York beat
Macclesfield Town 3–2 at
Wembley Stadium in the
2017 FA Trophy Final. On 29 June 2017, Klukowski signed for National League club
Torquay United on a contract of undisclosed length, having been allowed to leave York despite having a year left on his contract. He joined
National League North club
Kidderminster Harriers on 17 November 2017 on a one-month
loan. He was released by Torquay at the end of the 2017–18 season. On 22 May 2018, Klukowski signed for National League South side
Chippenham Town, Klukowski left the Bluebirds on 17 September 2019. On 27 September, he then joined
Hungerford Town. ==International career==