Jason has extensive experience acting for both employers and employees in cases involving all aspects of employment law, including unfair dismissal, contractual claims, all forms of discrimination, whistleblowing, TUPE and jurisdictional issues.
With a particular interest in discrimination law, both within and outside the employment field, Jason appeared as junior counsel in the Court of Appeal in Rowstock Ltd v. Jessemey  IRLR 368. Jason appears regularly in appeals before the EAT.
Jason delivers regular well-received seminars and workshops. Recent training includes an annual discrimination law update, webinars and podcasts on religious dress in the workplace and a mock tribunal for the British Transport Police concentrating on disability discrimination.
Jason also writes employment law articles for a variety of publications and is well-regarded for his analyses on Twitter of new case law and other issues of interest to employment lawyers.
Current and recent cases of interest
- Feltham v. Feltham Management Ltd & Others – Represented the respondent in an 8-day unauthorised deduction, unfair dismissal and discrimination claim and in a wide-ranging appeal before the EAT (see Notable cases, below)
- Rachel Burns v Surrey County Council – Represented the local authority in this unfair dismissal and disability discrimination claim that was widely reported in the media, including a Radio 4 documentary and a slot on The One Show on BBC1.
- H v. Commissioner of Police of the Metropolis & Another – Representing the claimant in a wide-ranging whistleblowing claim against the police.
- E v. NHS – Representing the claimant in a breach of contract claim concerning pension loss resulting from breach of the implied duty to inform about a valuable contractual right.
- G v. Estate Agent – Successfully represented the claimant in a claim for direct age discrimination and constructive dismissal arising from comments that the claimant, in her 60s, would be more suited to a ‘traditional estate agency’.
- L v Property Management Company – Representing the respondent to whistleblowing dismissal and detriment claims from a husband and wife. Having successfully opposed the application for interim relief, trial is listed for 10-days in July 2019.
- E v Recruitment Company – Representing the respondent in a wide-ranging religious discrimination claim listed for trial for 15 days in June 2019.
- Feltham Management Ltd & Others v. Mrs J Feltham & Others  UKEAT 0201/16/RN (21 December 2017) – Represented the appellant in a wide-ranging appeal concerned, among other matters, with when a dismissal occurs and the shifting of the burden of proof under section 136 Equality Act 2010.
- Bampton v. Chief Constable of Nottinghamshire Police (Home Office intervening) – Represented the claimant in an equal pay and PTW Regs challenge to the lawfulness of the ill-health pension provisions of the Police Pension Regulations 1987 (led by Daphne Romney QC).
- Sheredes School v Davies  UKEAT 0196_16_1309 (13 September 2016) – Representing the school in successfully appealing an ET decision on unfair dismissal time limits. The claimant is currently awaiting the outcome of an application for permission to appeal to the Court of Appeal. HHJ Shanks described the case as being argued “with skill and enthusiasm”.
- Adebowale v Isban UK Ltd & Others  UKEAT 0068_15_0508 (05 August 2015) – Appearing for the Claimant, Jason successfully had resurrected most of the Claimant’s direct discrimination and harassment claims, all of which had been struck out at a preliminary hearing at which the Claimant had represented himself. In her judgement Mrs Justice Laing commented:
“The appeal was very ably argued by Mr Braier for the Appellant and by Mr Mansfield QC for the Respondent. I am grateful to both of them for their helpful skeleton arguments and focussed oral submissions.”
- Aurelie Fhima v. Travel Jigsaw Ltd – Appeared on behalf of the successful claimant in an indirect discrimination claim for a Jewish job applicant turned down for a job solely because she could not, for religious reasons, work on Saturdays.
- International Adoption (Jordan Publishing, 2012) – co-author
News & events2nd January 2019 Read more