<strong>Aviva Investors</strong><br />The investment group has appointed John Wood as a UK equities fund manager.<br /><br />Wood will be responsible for running the Aviva Investors UK Growth Fund and will join in October from Artemis Asset Management, where he was a senior fund manager for the UK and Europe. Prior to that, he was head of UK equities at Deutsche Asset Management.<br /><br /><strong>Jefferies </strong><br />The investment bank has appointed Jon Pliner as a managing director and head of European credit sales and trading, based in London.<br /><br />Pliner will be responsible for managing the firm&rsquo;s European credit trading platform, which includes the sales and trading of investment grade and high yield bonds and loans.<br /><br />He joins from Merrill Lynch, where he spent 15 years within the credit trading group, including a position as head of flow credit trading.<br /><br /><strong>Ernst &amp; Young</strong><br />The accountancy firm has appointed Dale Nijoka, a 28 year veteran of the firm, to lead its oil and gas practice.<br /><br />Nijoka has particular experience in advising on M&amp;A accounting, SEC reporting matters, debt restructuring and coordinating audit functions, and is the global coordinating partner for energy giant ConocoPhillips.<br /><br /><strong>Barclays UK Pension Fund</strong><br />The pension fund has appointed Andre Konstantinow as head of manager selection.<br /><br />Konstantinow joins from Morgan Stanley Investment Management, where he was a senior investment manager responsible for European and emerging markets hedge funds.