SILK PROFILE

Jessica Simor KC

UK Bar 2026

Matrix Chambers

Ranked in 5 practice areas

European Law

London (Bar)

Civil Liberties & Human Rights

London (Bar)

Environment

London (Bar)

Administrative & Public Law

London (Bar)

Tax: Indirect Tax

London (Bar)

Activate your profile

Showcase what sets your firm apart and elevate how your ranking is seen by legal buyers.

Get in touch

Chambers Review

Provided by Chambers

UK Bar

Civil Liberties & Human Rights - London (Bar)

Band 2

Individual Editorial

Jessica Simor KC is an established silk with a diverse client base composed of individuals, large corporations, NGOs, government departments and regulatory bodies. She regularly tackles significant cases before the Supreme Court and the European Court of Human Rights, and fields additional expertise in climate change, education and tax matters.

Strengths

Jessica is very fun to work with.

Jess was absolutely the right person to lead the arguments in our case.

Jessica Simor is punchy and energetic.

Learn more about this team View ranking table

European Law - London (Bar)

Band 2

Individual Editorial

Jessica Simor KC is well known for her contributions to the legal debate regarding Brexit, having played a role in key UK constitutional law cases. Often acting for HMRC, she has earned further praise for her experience in cases concerning the UK's application of EU taxation or data protection regulations.

Strengths

She is able to convey the necessary detail eloquently, persuasively and without overloading the client or judge. She is also an excellent assessor of strategy and remains pragmatic throughout.

Jessica is really impressive and phenomenal. She is a brilliant advocate, who really fights passionately for her clients. She has the ear of the court, you can tell she has them on her side.

Learn more about this team View ranking table

Environment - London (Bar)

Band 3

Individual Editorial

Jessica Simor KC is noted for her expertise in environmental and public law. She acts on a range of matters in this field, including high-profile litigation regarding climate change, human rights and the cross-border financing of fossil fuel projects.

Strengths

Jessica is very well regarded in the environment law space and is strong on cases with a human rights aspect.

Learn more about this team View ranking table

Administrative & Public Law - London (Bar)

Band 3

Individual Editorial

Jessica Simor KC enjoys a busy administrative and public law practice which includes experience representing regulators, charities and other organisations. Recent mandates include commercial judicial reviews, and environmental and human rights claims.

Strengths

Jessica is a really good silk. She knows what she is doing and comes across professionally.

Jessica fights passionately for her clients. She has the ear of the court; you can tell she has them on her side. She is impressive and phenomenal.

Learn more about this team View ranking table

Tax: Indirect Tax - London (Bar)

Band 3

Individual Editorial

Jessica Simor KC is a well-respected silk whose tax practice spans a range of areas, including VAT, customs and excise duties, tax relief and judicial review of HMRC's conduct. She also has expertise relating to the application of EU law to the UK tax regime.