** Computacenter CCC.L gains as much as 9.6% to 2,550p; second-largest pct gainer on FTSE midcaps .FTMC index
** British technology and services provider flags strong start to Q3, especially in North America
** Posts H1 revenue of 3.99 bln pounds ($5.41 bln) vs year-ago 3.1 bln pounds
** Continues to expect FY25 adjusted operating profit above last year
** Jefferies believes FY24 affected by numerous one-offs that are unlikely to recur in FY25
** YTD, CCC gains 18.5%, FTMC up 5.4%
($1 = 0.7371 pounds)
(Reporting by Nithyashree R B in Bengaluru)
((NithyashreeRB@thomsonreuters.com))