Barrie has been Vicar of St John the Evangelist, Perry Barr since January 2015 and was previously Honorary Assistant Priest (SSM) at St Michael’s Handsworth for sixteen years. Between 2004 and 2015, Barrie was Headteacher of two different schools in the Midlands, having previously served as Deputy Headteacher, Head of Modern Languages and Advisory Teacher for Languages in schools across the Midlands. Barrie was headteacher of Granville Community School in Swadlincote, an 11-16 comprehensive school, which moved over 3 years from Serious Weaknesses to becoming the best school in the area, the rise in KS3 SATS and GCSE results making it one of the top ten most improved schools in the country. Following this, Barrie became Headteacher of Cannock Chase High School, a large 11-19 comprehensive school in Staffordshire and oversaw its successful conversion to a free-standing academy and a rise in results of 18% on GCSE headline measures and a comparable increase in A Level/sixth form results. The school also saw a rise from 4% to 20% of sixth-formers obtaining places at Russell Group universities. Barrie was elected to the Association of School and College Leaders National Council in 2011, and was a member of the Ofsted monitoring and the Curriculum and Standards committees. He also served on the Academies and Direct Employers Group.
Since being elected to the Birmingham Diocesan Board of Education, Barrie has been closely involved with the team which wrote the successful bid for a secondary free school and is also Vice-Chair of the Birmingham Diocesan Academies Trust. He is involved in the “Yes2Life” campaign, which is a multi-denominational, multi-faith organisation which seeks to raise awareness of and combat knife and gun crime in Birmingham. He also volunteers as a Stonewall School Role Model, is an occasional contributor to local media and is a trustee of the Thomas Bromwich Charity, which offers financial support to the needy in the ancient parishes of Handsworth, Great Barr and Perry Barr.