Arca re-signed with a two-year contract on 12 August 2011, having previously been released at the beginning of that same transfer window Two days after signing the contract, Arca came on as a substitute in an away league match at Leeds United and passed to Marvin Emnes to score the only goal of the game. He continued to remain involved in the first team in a number of matches since returning to the club, mostly coming on from the substitute bench. But at times, Arca was given starts in the first team in a number of matches. In a match against Cardiff City on 17 December 2011, he set up a goal for Faris Haroun (who scored earlier in the game) to score the winning goal, in a 3–2 win. In a 3–1 loss against Coventry City on 21 January 2012, Arca was sent–off at the last minute of the game for a foul on Sammy Clingan. After serving three matches, he returned to the first team in the starting line-up, in a 2–1 win over Nottingham Forest on 14 February 2012. In a follow–up against Millwall, Arca set up a goal for Curtis Main to score the third goal of the game, in a 3–1 win. Despite being sidelined during the 2011–12 season, Arca finished the season, making thirty–three appearances in all competitions. At the start of the 2012–13 season, Arca appeared three times in the first team throughout August. However, his first team opportunities at Middlesbrough was limited and placed on the substitute bench. Arca was then sidelined with a toe injury that saw him out for months. He was never featured in the first team for the rest of the 2012–13 season. At the end of the 2012–13 season, making three appearances, Arca was released by the club. Arca later retired from professional football after his Middlesbrough contract expired in 2013. South Shields Arca played for Willow Pond, a second-division pub side in the Sunderland Sunday League. In July 2015, he returned to Sunderland to join the club's youth coaching staff. On 4 September 2015, Arca joined Northern League Division Two club South Shields. He scored on his debut for the club, in a 1–1 draw with Stokesley Sports Club at Mariners Park. He later scored a goal against Ryton & Crawcrook Albion as the Mariners won 4–0 in front of a crowd of 1,045, while his