×
Jessica Simor QC
MEET:

Jessica Simor KC

"...extremely knowledgeable...a skillful advocate with enviable clarity and focus... a passionate and committed advocate."

Chambers & Partners
Called: 1992
Silk: 2013

Jessica is recognised as one of the country’s leading specialists in public/regulatory, EU and human rights law, acting for a wide range of clients, ranging from large companies, regulators , Government departments, NGOs, and for private individuals. She has particular experience in environment (climate change, recycling, sustainability, labelling), energy, privacy/data protection, tax (VAT/excise), and competition law across different industries.

Prior to taking Silk in 2013, she was a member of the Attorney General’s A Panel of Counsel. Between 1993 and 1997, she spent time working on legal issues in the European Commission Environment Directorate in Brussels, in the European Court of Human Rights in Strasbourg and in the Human Rights Ombudsman’s office in Sarajevo. She is the original author and now Consultant editor of Sweet and Maxwell’s looseleaf: ‘Human Rights Practice’. In 2000, she became a founding Member of Matrix chambers. She is a qualified mediator, was in 2016 UK nominee for Judge at the European Court of Human Rights, is Chair or the Bar European Group and on the Bar Council EU Law Committee. She is a Visiting Professor at LSE and Goldsmiths.

Jessica is ranked as a Tier 1 Leading Silk in Public and Administrative Law (Legal 500).

Bencher and member of Finance Committee, Middle Temple

Vice-chair EU Committee of the Bar Council of England and Wales

Member of Executive committee of Bar European Group

Member of the Steering Group of UK Legal Future (set up to assist MPs understand legal issues surrounding Brexit)

Fellow of the Bingham Centre for the Rule of Law

Accredited Mediator

Member of Steering Committee of international climate change litigation project, first meeting held November 2008 at Michigan Law School

Signatory of Oslo Principles on Climate Change

Member of the UNHCR panel of specialised counsel

Trustee of St. John’s Smith Square

Former executive member of Justice and the British Institute of Human Rights, of which she was also Chair.

MA (Oxon)

CPE (City University)

Dip EU Law (King’s College London)

Harmsworth Law Scholar, Inns of Court Scholar

Bencher of Middle Temple (Inns of Court)

Fluent French.

Jessica is fluent in French.

Jessica is committed to protecting and respecting your privacy. In order to provide legal services to her clients, including advice and representation services, Jessica needs to collect and hold personal data. This includes her client’s personal data and the personal data of others who feature in the matter upon which she is instructed. To read Jessica’ privacy notice in full, please see here.

Jessica is regulated by the Bar Standards Board and accepts instructions under Standard Contractual Terms. To find out more information on this and the way we work at Matrix, including our fee transparency statement, please see our see our service standards

DIRECTORY RECOMMENDATIONS

"Jessica is pragmatic and easy to work with and she understands the broader issues rather than just the legal context."

Chambers & Partners, 2024, Administrative & Public Law

"Jessica has a deep understanding of administrative and public law. A brilliant advocate, she has the ear of the court and knows how to present arguments in a way which means they are heard."

Legal 500, 2024, Administrative Law and Human Rights

"Her advocacy is sublime. She is so clear, and gets her point across so beautifully. She isn't loud and shouty but once she starts speaking, everyone listens."

Chambers & Partners, 2024, Civil Liberties & Human Rights

"Jessica has the ear of the court and knows how present arguments in a way which are heard."

Legal 500, 2024, Environment

"Jessica is a passionate advocate and is good on her feet. She produces written work of a high quality."

Chambers & Partners, 2024, EU Law

"She is responsive, knowledgeable and very good at thinking on her feet."

Chambers & Partners, 2023, Administrative & Public Law

"She has the ear of the court." "Her advocacy is unbelievably good and her ability to get up to speed with unfamiliar areas of law is outstanding."

Chambers & Partners, 2023, Civil Liberties & Human Rights

"A very determined advocate who is a formidable opponent."

Chambers & Partners, 2023, Tax: Indirect Tax

"Fantastically clear, authoritative and powerful advocacy."

Legal 500, 2023, Administrative & Human Rights

"Jessica has the ability to explain a complex situation in the most straightforward way."

Legal 500, 2023, European Law

"A tenacious advocate. Extremely approachable and great to work with. An excellent QC for EU law cases."

Legal 500, 2022, European Law

"In court she is formidable. She understood the clients concerns and put it to the court which not only showed a mastery of the case but real empathy with the clients situation."

Legal 500, 2022, Administrative & Public Law (Including Elections)

"A very established EU law practitioner who is thorough, persuasive, good on her feet and analytical."

Chambers & Partners, 2022, European Law

"An excellent lawyer who is very passionate about her work."

Chambers & Partners 2021, Administrative and Public Law

"She is as good as ever: precise and practical."

Legal 500 2021, European Law

"She develops new approaches, and is good at finding ways of advancing the field."

Legal 500 2021, Civil Liberties and Human Rights

"An excellent lawyer who is very passionate about her work."

Legal 500 2021, Administrative and Public Law

"She is clearly passionate about what she does, is a straight-talker and really understands which points will resonate with the court."

Chambers & Partners 2020, European Law

"A very polished and knowledgeable advocate.” “She is an established new law expert who is calm and persuasive.” “She’s very approachable, user-friendly and good on judicial review."

Chambers & Partners 2020, Administrative and Public Law

"Jessica Simor is very good and thorough."

Chambers & Partners 2020, Civil Liberties & Human Rights

"Simor is brilliant on EU law and gets results for her clients."

Chambers & Partners 2020, European Law

"Instructed in Brexit-related Luxembourg cases."

Legal 500 2020, European Law

"She has a deep and impressive knowledge base."

Chambers & Partners 2020, Civil Liberties and Human Rights

"Provides excellent technical and strategic advice at all times and does so in an approachable and down-to-earth manner. She is undoubtedly a subject expert in public and human rights law, and is unflappable on her feet in court.” “Very straightforward, she explains complicated things in a really simple way."

Chambers & Partners 2020, Administrative and Public Law

"Jessica is charming and very good at what she does."

Chambers & Partners 2019, Civil Liberties and Human Rights

"She excels at providing commercial and strategic advice.” “She has an incredible ability to make complex things simple and a really good sense of what points to make and advance.” “She distils complicated things into simple points very quickly, which is very helpful for clients."

Chambers & Partners 2019, Administrative and Public Law

"She has the ability to analyse complex issues of fact and law."

Legal 500 2019, Administrative and Public Law

"A real master of her craft. Extremely hardworking, diligent and passionate about her cases."

Legal 500 2019, European Law
Matrix Chambers
24 HOUR ASSISTANCE
+44 (0)20 7404 3447
Jessica Simor QC
Called: 1992
|
Silk: 2013

"...extremely knowledgeable...a skillful advocate with enviable clarity and focus... a passionate and committed advocate."

Chambers & Partners

MAIN AREAS OF PRACTICE

  • International Arbitration
  • Commercial Law
  • Mediation
  • Competition
  • Crime
  • Discrimination and Equality
  • Environmental Law and Natural Resources
  • EU Law
  • Civil Liberties and Human Rights
  • Injunctions
  • Inquests and Inquiries
  • Investigations
  • Local Government Law
  • Media and Information Law
  • Data Protection
  • Public International Law
  • Public Law
  • Tax Law
  • Police, Inquests and Prison
  • Health and Social Care (including welfare benefits)
  • Commercial Public Law
  • Competition and EU

Jessica Simor KC

Contact Jessica: jessicasimor@matrixlaw.co.uk | +44 (0)20 7404 3447

Contact Jessica's Practice Team (Team X): TeamX@matrixlaw.co.uk


Jessica is recognised as one of the country’s leading specialists in public/regulatory, EU and human rights law, acting for a wide range of clients, ranging from large companies, regulators , Government departments, NGOs, and for private individuals. She has particular experience in environment (climate change, recycling, sustainability, labelling), energy, privacy/data protection, tax (VAT/excise), and competition law across different industries.

Prior to taking Silk in 2013, she was a member of the Attorney General’s A Panel of Counsel. Between 1993 and 1997, she spent time working on legal issues in the European Commission Environment Directorate in Brussels, in the European Court of Human Rights in Strasbourg and in the Human Rights Ombudsman’s office in Sarajevo. She is the original author and now Consultant editor of Sweet and Maxwell’s looseleaf: ‘Human Rights Practice’. In 2000, she became a founding Member of Matrix chambers. She is a qualified mediator, was in 2016 UK nominee for Judge at the European Court of Human Rights, is Chair or the Bar European Group and on the Bar Council EU Law Committee. She is a Visiting Professor at LSE and Goldsmiths.

Jessica is ranked as a Tier 1 Leading Silk in Public and Administrative Law (Legal 500).

Other Professional Experience

Bencher and member of Finance Committee, Middle Temple

Vice-chair EU Committee of the Bar Council of England and Wales

Member of Executive committee of Bar European Group

Member of the Steering Group of UK Legal Future (set up to assist MPs understand legal issues surrounding Brexit)

Fellow of the Bingham Centre for the Rule of Law

Accredited Mediator

Member of Steering Committee of international climate change litigation project, first meeting held November 2008 at Michigan Law School

Signatory of Oslo Principles on Climate Change

Member of the UNHCR panel of specialised counsel

Trustee of St. John’s Smith Square

Former executive member of Justice and the British Institute of Human Rights, of which she was also Chair.

Qualifications

MA (Oxon)

CPE (City University)

Dip EU Law (King’s College London)

Harmsworth Law Scholar, Inns of Court Scholar

Bencher of Middle Temple (Inns of Court)

Fluent French.

Additional Publications

Languages

Jessica is fluent in French.

Articles and Downloads


Jessica's Privacy Notice

Jessica is committed to protecting and respecting your privacy. In order to provide legal services to her clients, including advice and representation services, Jessica needs to collect and hold personal data. This includes her client’s personal data and the personal data of others who feature in the matter upon which she is instructed. To read Jessica’ privacy notice in full, please see here.


DIRECTORY RECOMMENDATIONS

"Jessica is pragmatic and easy to work with and she understands the broader issues rather than just the legal context."

Chambers & Partners, 2024, Administrative & Public Law

"Jessica has a deep understanding of administrative and public law. A brilliant advocate, she has the ear of the court and knows how to present arguments in a way which means they are heard."

Legal 500, 2024, Administrative Law and Human Rights

"Her advocacy is sublime. She is so clear, and gets her point across so beautifully. She isn't loud and shouty but once she starts speaking, everyone listens."

Chambers & Partners, 2024, Civil Liberties & Human Rights

"Jessica has the ear of the court and knows how present arguments in a way which are heard."

Legal 500, 2024, Environment

"Jessica is a passionate advocate and is good on her feet. She produces written work of a high quality."

Chambers & Partners, 2024, EU Law

"She is responsive, knowledgeable and very good at thinking on her feet."

Chambers & Partners, 2023, Administrative & Public Law

"She has the ear of the court." "Her advocacy is unbelievably good and her ability to get up to speed with unfamiliar areas of law is outstanding."

Chambers & Partners, 2023, Civil Liberties & Human Rights

"A very determined advocate who is a formidable opponent."

Chambers & Partners, 2023, Tax: Indirect Tax

"Fantastically clear, authoritative and powerful advocacy."

Legal 500, 2023, Administrative & Human Rights

"Jessica has the ability to explain a complex situation in the most straightforward way."

Legal 500, 2023, European Law

"A tenacious advocate. Extremely approachable and great to work with. An excellent QC for EU law cases."

Legal 500, 2022, European Law

"In court she is formidable. She understood the clients concerns and put it to the court which not only showed a mastery of the case but real empathy with the clients situation."

Legal 500, 2022, Administrative & Public Law (Including Elections)

"A very established EU law practitioner who is thorough, persuasive, good on her feet and analytical."

Chambers & Partners, 2022, European Law

"An excellent lawyer who is very passionate about her work."

Chambers & Partners 2021, Administrative and Public Law

"She is as good as ever: precise and practical."

Legal 500 2021, European Law

"She develops new approaches, and is good at finding ways of advancing the field."

Legal 500 2021, Civil Liberties and Human Rights

"An excellent lawyer who is very passionate about her work."

Legal 500 2021, Administrative and Public Law

"She is clearly passionate about what she does, is a straight-talker and really understands which points will resonate with the court."

Chambers & Partners 2020, European Law

"A very polished and knowledgeable advocate.” “She is an established new law expert who is calm and persuasive.” “She’s very approachable, user-friendly and good on judicial review."

Chambers & Partners 2020, Administrative and Public Law

"Jessica Simor is very good and thorough."

Chambers & Partners 2020, Civil Liberties & Human Rights

"Simor is brilliant on EU law and gets results for her clients."

Chambers & Partners 2020, European Law

"Instructed in Brexit-related Luxembourg cases."

Legal 500 2020, European Law

"She has a deep and impressive knowledge base."

Chambers & Partners 2020, Civil Liberties and Human Rights

"Provides excellent technical and strategic advice at all times and does so in an approachable and down-to-earth manner. She is undoubtedly a subject expert in public and human rights law, and is unflappable on her feet in court.” “Very straightforward, she explains complicated things in a really simple way."

Chambers & Partners 2020, Administrative and Public Law

"Jessica is charming and very good at what she does."

Chambers & Partners 2019, Civil Liberties and Human Rights

"She excels at providing commercial and strategic advice.” “She has an incredible ability to make complex things simple and a really good sense of what points to make and advance.” “She distils complicated things into simple points very quickly, which is very helpful for clients."

Chambers & Partners 2019, Administrative and Public Law

"She has the ability to analyse complex issues of fact and law."

Legal 500 2019, Administrative and Public Law

"A real master of her craft. Extremely hardworking, diligent and passionate about her cases."

Legal 500 2019, European Law