Investor-State Arbitration Associate – London

Arnold & Porter; Greater London; On-site; GBP 70,000 - 120,000; Full time

Job summary

Arnold & Porter in London is seeking a junior and/or mid-level associate to join our International Arbitration practice. You will work with partners and colleagues on high-profile investor-State and commercial arbitrations, with a focus on investor-State disputes.

The candidate will contribute to case theory, drafting submissions, preparing for hearings, and supporting advocacy. Fluency in English is essential; Spanish is desirable.

Qualifications

• Proven post-qualification experience in investor-State arbitration at a law firm, in chambers, or at an arbitral institution.
• Strong understanding of substantive and procedural aspects of investor-State arbitration.
• Solid public international law academic background and/or professional experience.
• Strong drafting skills, rigor, accuracy, and attention to detail.

Responsibilities

• Assist partners, counsel, and associates in advising and representing clients in investor-State and commercial arbitrations.
• Shape case theory and strategy.
• Draft written submissions and communications; prepare oral arguments and examinations.
• Conduct and supervise legal research; manage document production and witness/expert prep.
• Mentor junior colleagues and support staff; contribute to business development and events.

Skills

Arbitration experience

Legal drafting

Oral advocacy

Spanish language

English fluency

Education

Public international law background

Job description

Arnold & Porter in London is seeking a junior and/or mid-level associate to join our International Arbitration practice. You will work with partners and colleagues on high-profile investor-State and commercial arbitrations, with a focus on investor-State disputes.

The candidate will contribute to case theory, drafting submissions, preparing for hearings, and supporting advocacy. Fluency in English is essential; Spanish is desirable.