Technology giant Aveva Group has said its revenues for the past six months were dented by currency headwinds and delayed contracts.

Shares in the FTSE 100 software specialist drifted lower after it reported than its organic revenue fell by 12% for the six months to September.

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It said the performance was "broadly in line" with expectations for the year, but for the impact of higher currency headwinds and two of its subscription contracts pushing back into the third quarter of the year.

However, it stressed that its order pipeline for the rest of the financial year is "strong" and underpinned by increased contract renewals.

Shares were 2.9% lower at 4,599p.